./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/openssl-simplified/s3_srvr_6.cil-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b53751a-6cb1-4625-9b78-65f2afcc51d6/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b53751a-6cb1-4625-9b78-65f2afcc51d6/bin/uautomizer-j4sWxH34Be/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b53751a-6cb1-4625-9b78-65f2afcc51d6/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b53751a-6cb1-4625-9b78-65f2afcc51d6/bin/uautomizer-j4sWxH34Be/config/AutomizerReach.xml -i ../../sv-benchmarks/c/openssl-simplified/s3_srvr_6.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b53751a-6cb1-4625-9b78-65f2afcc51d6/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b53751a-6cb1-4625-9b78-65f2afcc51d6/bin/uautomizer-j4sWxH34Be --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 7f4bcc95ed937626ae068e3addb73be44db2af57176f7cb634f9d1cefecff14b ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-21 20:28:10,661 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 20:28:10,664 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 20:28:10,704 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 20:28:10,705 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 20:28:10,706 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 20:28:10,709 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 20:28:10,712 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 20:28:10,715 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 20:28:10,716 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 20:28:10,718 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 20:28:10,720 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 20:28:10,723 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 20:28:10,727 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 20:28:10,730 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 20:28:10,742 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 20:28:10,745 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 20:28:10,753 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 20:28:10,755 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 20:28:10,761 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 20:28:10,769 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 20:28:10,771 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 20:28:10,772 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 20:28:10,775 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 20:28:10,779 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 20:28:10,783 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 20:28:10,783 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 20:28:10,785 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 20:28:10,786 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 20:28:10,787 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 20:28:10,788 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 20:28:10,797 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 20:28:10,798 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 20:28:10,799 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 20:28:10,801 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 20:28:10,801 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 20:28:10,803 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 20:28:10,803 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 20:28:10,804 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 20:28:10,805 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 20:28:10,806 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 20:28:10,807 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b53751a-6cb1-4625-9b78-65f2afcc51d6/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-21 20:28:10,839 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 20:28:10,839 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 20:28:10,840 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 20:28:10,840 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 20:28:10,841 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 20:28:10,841 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 20:28:10,842 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 20:28:10,842 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 20:28:10,842 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-21 20:28:10,843 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 20:28:10,843 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-21 20:28:10,843 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 20:28:10,843 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-21 20:28:10,844 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-21 20:28:10,844 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-21 20:28:10,844 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-21 20:28:10,845 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-21 20:28:10,845 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 20:28:10,845 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-21 20:28:10,846 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 20:28:10,846 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 20:28:10,846 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-21 20:28:10,846 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 20:28:10,847 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 20:28:10,847 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-21 20:28:10,847 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-21 20:28:10,848 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-21 20:28:10,848 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-21 20:28:10,848 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-21 20:28:10,848 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-21 20:28:10,849 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-21 20:28:10,849 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 20:28:10,849 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_2b53751a-6cb1-4625-9b78-65f2afcc51d6/bin/uautomizer-j4sWxH34Be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b53751a-6cb1-4625-9b78-65f2afcc51d6/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7f4bcc95ed937626ae068e3addb73be44db2af57176f7cb634f9d1cefecff14b [2021-10-21 20:28:11,131 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 20:28:11,167 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 20:28:11,170 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 20:28:11,172 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 20:28:11,173 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 20:28:11,174 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b53751a-6cb1-4625-9b78-65f2afcc51d6/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/openssl-simplified/s3_srvr_6.cil-2.c [2021-10-21 20:28:11,251 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b53751a-6cb1-4625-9b78-65f2afcc51d6/bin/uautomizer-j4sWxH34Be/data/537e46a17/0bd69d3d1c7a4674a7dc3cde008aae27/FLAGb1dcc0900 [2021-10-21 20:28:11,859 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 20:28:11,860 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b53751a-6cb1-4625-9b78-65f2afcc51d6/sv-benchmarks/c/openssl-simplified/s3_srvr_6.cil-2.c [2021-10-21 20:28:11,875 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b53751a-6cb1-4625-9b78-65f2afcc51d6/bin/uautomizer-j4sWxH34Be/data/537e46a17/0bd69d3d1c7a4674a7dc3cde008aae27/FLAGb1dcc0900 [2021-10-21 20:28:12,162 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b53751a-6cb1-4625-9b78-65f2afcc51d6/bin/uautomizer-j4sWxH34Be/data/537e46a17/0bd69d3d1c7a4674a7dc3cde008aae27 [2021-10-21 20:28:12,165 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 20:28:12,167 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-21 20:28:12,168 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 20:28:12,168 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 20:28:12,172 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 20:28:12,173 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 08:28:12" (1/1) ... [2021-10-21 20:28:12,175 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@551f7edb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:28:12, skipping insertion in model container [2021-10-21 20:28:12,175 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 08:28:12" (1/1) ... [2021-10-21 20:28:12,184 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 20:28:12,240 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 20:28:12,499 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b53751a-6cb1-4625-9b78-65f2afcc51d6/sv-benchmarks/c/openssl-simplified/s3_srvr_6.cil-2.c[48428,48441] [2021-10-21 20:28:12,509 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 20:28:12,527 INFO L203 MainTranslator]: Completed pre-run [2021-10-21 20:28:12,638 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b53751a-6cb1-4625-9b78-65f2afcc51d6/sv-benchmarks/c/openssl-simplified/s3_srvr_6.cil-2.c[48428,48441] [2021-10-21 20:28:12,642 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 20:28:12,658 INFO L208 MainTranslator]: Completed translation [2021-10-21 20:28:12,659 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:28:12 WrapperNode [2021-10-21 20:28:12,659 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 20:28:12,661 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-21 20:28:12,661 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-21 20:28:12,661 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-21 20:28:12,670 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:28:12" (1/1) ... [2021-10-21 20:28:12,684 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:28:12" (1/1) ... [2021-10-21 20:28:12,730 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-21 20:28:12,731 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-21 20:28:12,732 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-21 20:28:12,732 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-21 20:28:12,743 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:28:12" (1/1) ... [2021-10-21 20:28:12,743 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:28:12" (1/1) ... [2021-10-21 20:28:12,749 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:28:12" (1/1) ... [2021-10-21 20:28:12,750 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:28:12" (1/1) ... [2021-10-21 20:28:12,771 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:28:12" (1/1) ... [2021-10-21 20:28:12,819 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:28:12" (1/1) ... [2021-10-21 20:28:12,824 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:28:12" (1/1) ... [2021-10-21 20:28:12,830 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-21 20:28:12,831 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-21 20:28:12,832 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-21 20:28:12,832 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-21 20:28:12,833 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:28:12" (1/1) ... [2021-10-21 20:28:12,854 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 20:28:12,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b53751a-6cb1-4625-9b78-65f2afcc51d6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:28:12,896 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b53751a-6cb1-4625-9b78-65f2afcc51d6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-21 20:28:12,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b53751a-6cb1-4625-9b78-65f2afcc51d6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-21 20:28:12,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-21 20:28:12,957 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-21 20:28:12,957 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-21 20:28:12,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-21 20:28:13,166 WARN L805 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-10-21 20:28:13,990 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2021-10-21 20:28:13,990 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2021-10-21 20:28:14,014 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-21 20:28:14,015 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-10-21 20:28:14,018 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 08:28:14 BoogieIcfgContainer [2021-10-21 20:28:14,019 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-21 20:28:14,021 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-21 20:28:14,021 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-21 20:28:14,034 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-21 20:28:14,034 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.10 08:28:12" (1/3) ... [2021-10-21 20:28:14,035 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fffccfb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 08:28:14, skipping insertion in model container [2021-10-21 20:28:14,035 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:28:12" (2/3) ... [2021-10-21 20:28:14,036 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fffccfb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 08:28:14, skipping insertion in model container [2021-10-21 20:28:14,036 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 08:28:14" (3/3) ... [2021-10-21 20:28:14,038 INFO L111 eAbstractionObserver]: Analyzing ICFG s3_srvr_6.cil-2.c [2021-10-21 20:28:14,044 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-21 20:28:14,045 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-21 20:28:14,133 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-21 20:28:14,141 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 [2021-10-21 20:28:14,142 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-21 20:28:14,163 INFO L276 IsEmpty]: Start isEmpty. Operand has 158 states, 156 states have (on average 1.7564102564102564) internal successors, (274), 157 states have internal predecessors, (274), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:14,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-10-21 20:28:14,174 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:28:14,175 INFO L512 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] [2021-10-21 20:28:14,176 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:28:14,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:28:14,182 INFO L82 PathProgramCache]: Analyzing trace with hash -443745208, now seen corresponding path program 1 times [2021-10-21 20:28:14,192 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:28:14,193 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [597313970] [2021-10-21 20:28:14,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:28:14,195 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:28:14,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:28:14,548 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:28:14,549 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:28:14,550 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [597313970] [2021-10-21 20:28:14,551 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [597313970] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:28:14,551 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:28:14,552 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:28:14,562 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1877217201] [2021-10-21 20:28:14,580 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:28:14,581 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:28:14,604 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:28:14,606 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:14,612 INFO L87 Difference]: Start difference. First operand has 158 states, 156 states have (on average 1.7564102564102564) internal successors, (274), 157 states have internal predecessors, (274), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:15,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:28:15,008 INFO L93 Difference]: Finished difference Result 363 states and 634 transitions. [2021-10-21 20:28:15,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:28:15,015 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 0 states have call successors, (0), 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 44 [2021-10-21 20:28:15,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:28:15,043 INFO L225 Difference]: With dead ends: 363 [2021-10-21 20:28:15,044 INFO L226 Difference]: Without dead ends: 193 [2021-10-21 20:28:15,050 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 11.3ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:15,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 193 states. [2021-10-21 20:28:15,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 193 to 183. [2021-10-21 20:28:15,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 183 states, 182 states have (on average 1.6538461538461537) internal successors, (301), 182 states have internal predecessors, (301), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:15,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 183 states and 301 transitions. [2021-10-21 20:28:15,150 INFO L78 Accepts]: Start accepts. Automaton has 183 states and 301 transitions. Word has length 44 [2021-10-21 20:28:15,151 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:28:15,151 INFO L470 AbstractCegarLoop]: Abstraction has 183 states and 301 transitions. [2021-10-21 20:28:15,151 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:15,152 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 301 transitions. [2021-10-21 20:28:15,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-10-21 20:28:15,155 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:28:15,156 INFO L512 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] [2021-10-21 20:28:15,156 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-21 20:28:15,156 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:28:15,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:28:15,158 INFO L82 PathProgramCache]: Analyzing trace with hash 974176234, now seen corresponding path program 1 times [2021-10-21 20:28:15,158 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:28:15,158 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [943152555] [2021-10-21 20:28:15,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:28:15,159 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:28:15,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:28:15,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:28:15,288 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:28:15,289 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [943152555] [2021-10-21 20:28:15,289 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [943152555] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:28:15,289 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:28:15,290 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:28:15,290 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [31827184] [2021-10-21 20:28:15,292 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:28:15,292 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:28:15,293 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:28:15,294 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:15,294 INFO L87 Difference]: Start difference. First operand 183 states and 301 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:15,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:28:15,550 INFO L93 Difference]: Finished difference Result 407 states and 679 transitions. [2021-10-21 20:28:15,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:28:15,551 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 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 45 [2021-10-21 20:28:15,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:28:15,558 INFO L225 Difference]: With dead ends: 407 [2021-10-21 20:28:15,558 INFO L226 Difference]: Without dead ends: 232 [2021-10-21 20:28:15,564 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.8ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:15,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 232 states. [2021-10-21 20:28:15,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 232 to 222. [2021-10-21 20:28:15,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 222 states, 221 states have (on average 1.6923076923076923) internal successors, (374), 221 states have internal predecessors, (374), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:15,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 374 transitions. [2021-10-21 20:28:15,593 INFO L78 Accepts]: Start accepts. Automaton has 222 states and 374 transitions. Word has length 45 [2021-10-21 20:28:15,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:28:15,594 INFO L470 AbstractCegarLoop]: Abstraction has 222 states and 374 transitions. [2021-10-21 20:28:15,594 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:15,595 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 374 transitions. [2021-10-21 20:28:15,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-10-21 20:28:15,599 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:28:15,600 INFO L512 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:28:15,600 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-21 20:28:15,601 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:28:15,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:28:15,602 INFO L82 PathProgramCache]: Analyzing trace with hash 1332045443, now seen corresponding path program 1 times [2021-10-21 20:28:15,602 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:28:15,603 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [25566743] [2021-10-21 20:28:15,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:28:15,603 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:28:15,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:28:15,683 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:28:15,684 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:28:15,684 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [25566743] [2021-10-21 20:28:15,685 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [25566743] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:28:15,685 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:28:15,685 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:28:15,686 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [776628245] [2021-10-21 20:28:15,686 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:28:15,687 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:28:15,688 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:28:15,688 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:15,689 INFO L87 Difference]: Start difference. First operand 222 states and 374 transitions. Second operand has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:15,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:28:15,907 INFO L93 Difference]: Finished difference Result 467 states and 794 transitions. [2021-10-21 20:28:15,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:28:15,908 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 0 states have call successors, (0), 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 72 [2021-10-21 20:28:15,909 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:28:15,911 INFO L225 Difference]: With dead ends: 467 [2021-10-21 20:28:15,911 INFO L226 Difference]: Without dead ends: 253 [2021-10-21 20:28:15,914 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.5ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:15,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 253 states. [2021-10-21 20:28:15,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 253 to 253. [2021-10-21 20:28:15,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 253 states, 252 states have (on average 1.7063492063492063) internal successors, (430), 252 states have internal predecessors, (430), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:15,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 253 states and 430 transitions. [2021-10-21 20:28:15,956 INFO L78 Accepts]: Start accepts. Automaton has 253 states and 430 transitions. Word has length 72 [2021-10-21 20:28:15,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:28:15,957 INFO L470 AbstractCegarLoop]: Abstraction has 253 states and 430 transitions. [2021-10-21 20:28:15,957 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:15,957 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 430 transitions. [2021-10-21 20:28:15,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-10-21 20:28:15,962 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:28:15,962 INFO L512 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:28:15,963 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-21 20:28:15,963 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:28:15,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:28:15,964 INFO L82 PathProgramCache]: Analyzing trace with hash -1650768263, now seen corresponding path program 1 times [2021-10-21 20:28:15,965 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:28:15,965 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1741905103] [2021-10-21 20:28:15,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:28:15,966 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:28:15,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:28:16,055 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:28:16,056 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:28:16,056 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1741905103] [2021-10-21 20:28:16,057 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1741905103] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:28:16,057 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:28:16,057 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:28:16,057 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [132871950] [2021-10-21 20:28:16,058 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:28:16,058 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:28:16,059 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:28:16,060 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:16,060 INFO L87 Difference]: Start difference. First operand 253 states and 430 transitions. Second operand has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:16,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:28:16,267 INFO L93 Difference]: Finished difference Result 537 states and 919 transitions. [2021-10-21 20:28:16,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:28:16,267 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 0 states have call successors, (0), 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 78 [2021-10-21 20:28:16,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:28:16,271 INFO L225 Difference]: With dead ends: 537 [2021-10-21 20:28:16,271 INFO L226 Difference]: Without dead ends: 292 [2021-10-21 20:28:16,274 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:16,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 292 states. [2021-10-21 20:28:16,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 292 to 289. [2021-10-21 20:28:16,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 289 states, 288 states have (on average 1.71875) internal successors, (495), 288 states have internal predecessors, (495), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:16,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 289 states and 495 transitions. [2021-10-21 20:28:16,308 INFO L78 Accepts]: Start accepts. Automaton has 289 states and 495 transitions. Word has length 78 [2021-10-21 20:28:16,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:28:16,310 INFO L470 AbstractCegarLoop]: Abstraction has 289 states and 495 transitions. [2021-10-21 20:28:16,311 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:16,312 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 495 transitions. [2021-10-21 20:28:16,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-10-21 20:28:16,320 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:28:16,320 INFO L512 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:28:16,320 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-21 20:28:16,321 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:28:16,323 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:28:16,323 INFO L82 PathProgramCache]: Analyzing trace with hash -1588171205, now seen corresponding path program 1 times [2021-10-21 20:28:16,323 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:28:16,324 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [263755140] [2021-10-21 20:28:16,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:28:16,324 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:28:16,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:28:16,445 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:28:16,445 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:28:16,446 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [263755140] [2021-10-21 20:28:16,446 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [263755140] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:28:16,446 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:28:16,447 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:28:16,447 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [959447195] [2021-10-21 20:28:16,448 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:28:16,448 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:28:16,449 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:28:16,449 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:16,450 INFO L87 Difference]: Start difference. First operand 289 states and 495 transitions. Second operand has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:16,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:28:16,629 INFO L93 Difference]: Finished difference Result 573 states and 982 transitions. [2021-10-21 20:28:16,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:28:16,630 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 0 states have call successors, (0), 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 79 [2021-10-21 20:28:16,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:28:16,635 INFO L225 Difference]: With dead ends: 573 [2021-10-21 20:28:16,635 INFO L226 Difference]: Without dead ends: 292 [2021-10-21 20:28:16,636 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.2ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:16,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 292 states. [2021-10-21 20:28:16,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 292 to 289. [2021-10-21 20:28:16,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 289 states, 288 states have (on average 1.7118055555555556) internal successors, (493), 288 states have internal predecessors, (493), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:16,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 289 states and 493 transitions. [2021-10-21 20:28:16,651 INFO L78 Accepts]: Start accepts. Automaton has 289 states and 493 transitions. Word has length 79 [2021-10-21 20:28:16,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:28:16,652 INFO L470 AbstractCegarLoop]: Abstraction has 289 states and 493 transitions. [2021-10-21 20:28:16,652 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:16,652 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 493 transitions. [2021-10-21 20:28:16,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-10-21 20:28:16,653 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:28:16,654 INFO L512 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:28:16,654 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-21 20:28:16,655 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:28:16,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:28:16,656 INFO L82 PathProgramCache]: Analyzing trace with hash -1126098791, now seen corresponding path program 1 times [2021-10-21 20:28:16,656 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:28:16,656 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [737121439] [2021-10-21 20:28:16,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:28:16,657 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:28:16,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:28:16,753 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-21 20:28:16,753 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:28:16,753 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [737121439] [2021-10-21 20:28:16,753 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [737121439] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:28:16,754 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:28:16,754 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:28:16,754 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1484721275] [2021-10-21 20:28:16,755 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:28:16,755 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:28:16,756 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:28:16,756 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:16,756 INFO L87 Difference]: Start difference. First operand 289 states and 493 transitions. Second operand has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:16,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:28:16,893 INFO L93 Difference]: Finished difference Result 587 states and 1002 transitions. [2021-10-21 20:28:16,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:28:16,902 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 0 states have call successors, (0), 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 84 [2021-10-21 20:28:16,902 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:28:16,906 INFO L225 Difference]: With dead ends: 587 [2021-10-21 20:28:16,906 INFO L226 Difference]: Without dead ends: 306 [2021-10-21 20:28:16,907 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.1ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:16,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 306 states. [2021-10-21 20:28:16,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 306 to 304. [2021-10-21 20:28:16,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 304 states, 303 states have (on average 1.6996699669966997) internal successors, (515), 303 states have internal predecessors, (515), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:16,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 304 states and 515 transitions. [2021-10-21 20:28:16,934 INFO L78 Accepts]: Start accepts. Automaton has 304 states and 515 transitions. Word has length 84 [2021-10-21 20:28:16,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:28:16,934 INFO L470 AbstractCegarLoop]: Abstraction has 304 states and 515 transitions. [2021-10-21 20:28:16,935 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:16,935 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 515 transitions. [2021-10-21 20:28:16,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-10-21 20:28:16,936 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:28:16,937 INFO L512 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:28:16,937 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-21 20:28:16,937 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:28:16,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:28:16,938 INFO L82 PathProgramCache]: Analyzing trace with hash 1950759424, now seen corresponding path program 1 times [2021-10-21 20:28:16,938 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:28:16,944 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1148375095] [2021-10-21 20:28:16,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:28:16,945 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:28:16,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:28:17,042 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-21 20:28:17,043 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:28:17,043 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1148375095] [2021-10-21 20:28:17,043 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1148375095] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:28:17,044 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:28:17,044 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:28:17,044 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [510892308] [2021-10-21 20:28:17,045 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:28:17,045 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:28:17,046 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:28:17,046 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:17,046 INFO L87 Difference]: Start difference. First operand 304 states and 515 transitions. Second operand has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:17,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:28:17,187 INFO L93 Difference]: Finished difference Result 602 states and 1020 transitions. [2021-10-21 20:28:17,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:28:17,187 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 0 states have call successors, (0), 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 85 [2021-10-21 20:28:17,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:28:17,191 INFO L225 Difference]: With dead ends: 602 [2021-10-21 20:28:17,191 INFO L226 Difference]: Without dead ends: 306 [2021-10-21 20:28:17,193 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.4ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:17,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 306 states. [2021-10-21 20:28:17,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 306 to 304. [2021-10-21 20:28:17,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 304 states, 303 states have (on average 1.6864686468646866) internal successors, (511), 303 states have internal predecessors, (511), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:17,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 304 states and 511 transitions. [2021-10-21 20:28:17,211 INFO L78 Accepts]: Start accepts. Automaton has 304 states and 511 transitions. Word has length 85 [2021-10-21 20:28:17,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:28:17,211 INFO L470 AbstractCegarLoop]: Abstraction has 304 states and 511 transitions. [2021-10-21 20:28:17,212 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:17,212 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 511 transitions. [2021-10-21 20:28:17,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-10-21 20:28:17,219 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:28:17,220 INFO L512 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:28:17,221 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-21 20:28:17,221 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:28:17,222 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:28:17,222 INFO L82 PathProgramCache]: Analyzing trace with hash -1188918175, now seen corresponding path program 1 times [2021-10-21 20:28:17,222 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:28:17,223 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [956646706] [2021-10-21 20:28:17,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:28:17,223 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:28:17,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:28:17,312 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-21 20:28:17,313 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:28:17,313 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [956646706] [2021-10-21 20:28:17,313 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [956646706] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:28:17,314 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:28:17,314 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:28:17,314 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1845760951] [2021-10-21 20:28:17,315 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:28:17,315 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:28:17,316 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:28:17,316 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:17,316 INFO L87 Difference]: Start difference. First operand 304 states and 511 transitions. Second operand has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:17,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:28:17,443 INFO L93 Difference]: Finished difference Result 609 states and 1022 transitions. [2021-10-21 20:28:17,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:28:17,443 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 0 states have call successors, (0), 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 97 [2021-10-21 20:28:17,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:28:17,446 INFO L225 Difference]: With dead ends: 609 [2021-10-21 20:28:17,446 INFO L226 Difference]: Without dead ends: 313 [2021-10-21 20:28:17,447 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.3ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:17,448 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 313 states. [2021-10-21 20:28:17,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 313 to 313. [2021-10-21 20:28:17,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 313 states, 312 states have (on average 1.6570512820512822) internal successors, (517), 312 states have internal predecessors, (517), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:17,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 313 states and 517 transitions. [2021-10-21 20:28:17,463 INFO L78 Accepts]: Start accepts. Automaton has 313 states and 517 transitions. Word has length 97 [2021-10-21 20:28:17,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:28:17,464 INFO L470 AbstractCegarLoop]: Abstraction has 313 states and 517 transitions. [2021-10-21 20:28:17,464 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:17,464 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 517 transitions. [2021-10-21 20:28:17,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-10-21 20:28:17,466 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:28:17,466 INFO L512 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:28:17,466 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-21 20:28:17,467 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:28:17,467 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:28:17,467 INFO L82 PathProgramCache]: Analyzing trace with hash -1649609316, now seen corresponding path program 1 times [2021-10-21 20:28:17,468 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:28:17,468 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1340254854] [2021-10-21 20:28:17,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:28:17,468 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:28:17,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:28:17,538 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-21 20:28:17,538 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:28:17,538 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1340254854] [2021-10-21 20:28:17,539 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1340254854] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:28:17,539 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:28:17,539 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:28:17,539 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1619499314] [2021-10-21 20:28:17,540 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:28:17,540 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:28:17,541 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:28:17,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:17,541 INFO L87 Difference]: Start difference. First operand 313 states and 517 transitions. Second operand has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:17,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:28:17,693 INFO L93 Difference]: Finished difference Result 649 states and 1075 transitions. [2021-10-21 20:28:17,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:28:17,694 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 0 states have call successors, (0), 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 98 [2021-10-21 20:28:17,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:28:17,698 INFO L225 Difference]: With dead ends: 649 [2021-10-21 20:28:17,699 INFO L226 Difference]: Without dead ends: 344 [2021-10-21 20:28:17,700 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.1ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:17,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 344 states. [2021-10-21 20:28:17,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 344 to 342. [2021-10-21 20:28:17,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 342 states, 341 states have (on average 1.653958944281525) internal successors, (564), 341 states have internal predecessors, (564), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:17,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 342 states and 564 transitions. [2021-10-21 20:28:17,722 INFO L78 Accepts]: Start accepts. Automaton has 342 states and 564 transitions. Word has length 98 [2021-10-21 20:28:17,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:28:17,722 INFO L470 AbstractCegarLoop]: Abstraction has 342 states and 564 transitions. [2021-10-21 20:28:17,722 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:17,723 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 564 transitions. [2021-10-21 20:28:17,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-10-21 20:28:17,724 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:28:17,725 INFO L512 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, 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] [2021-10-21 20:28:17,725 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-21 20:28:17,726 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:28:17,726 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:28:17,727 INFO L82 PathProgramCache]: Analyzing trace with hash 331451171, now seen corresponding path program 1 times [2021-10-21 20:28:17,727 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:28:17,729 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [131551002] [2021-10-21 20:28:17,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:28:17,729 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:28:17,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:28:17,785 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-21 20:28:17,785 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:28:17,785 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [131551002] [2021-10-21 20:28:17,785 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [131551002] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:28:17,785 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:28:17,786 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:28:17,786 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1699807512] [2021-10-21 20:28:17,786 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:28:17,787 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:28:17,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:28:17,788 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:17,788 INFO L87 Difference]: Start difference. First operand 342 states and 564 transitions. Second operand has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:17,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:28:17,951 INFO L93 Difference]: Finished difference Result 678 states and 1118 transitions. [2021-10-21 20:28:17,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:28:17,951 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 0 states have call successors, (0), 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 99 [2021-10-21 20:28:17,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:28:17,955 INFO L225 Difference]: With dead ends: 678 [2021-10-21 20:28:17,955 INFO L226 Difference]: Without dead ends: 344 [2021-10-21 20:28:17,956 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.0ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:17,957 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 344 states. [2021-10-21 20:28:17,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 344 to 342. [2021-10-21 20:28:17,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 342 states, 341 states have (on average 1.6422287390029326) internal successors, (560), 341 states have internal predecessors, (560), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:17,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 342 states and 560 transitions. [2021-10-21 20:28:17,974 INFO L78 Accepts]: Start accepts. Automaton has 342 states and 560 transitions. Word has length 99 [2021-10-21 20:28:17,975 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:28:17,975 INFO L470 AbstractCegarLoop]: Abstraction has 342 states and 560 transitions. [2021-10-21 20:28:17,976 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:17,976 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 560 transitions. [2021-10-21 20:28:17,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-10-21 20:28:17,979 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:28:17,979 INFO L512 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:28:17,980 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-21 20:28:17,980 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:28:17,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:28:17,981 INFO L82 PathProgramCache]: Analyzing trace with hash 1746943658, now seen corresponding path program 1 times [2021-10-21 20:28:17,981 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:28:17,984 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1089446540] [2021-10-21 20:28:17,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:28:17,984 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:28:18,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:28:18,042 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-21 20:28:18,042 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:28:18,043 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1089446540] [2021-10-21 20:28:18,043 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1089446540] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:28:18,043 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:28:18,043 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:28:18,043 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1926788715] [2021-10-21 20:28:18,044 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:28:18,044 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:28:18,046 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:28:18,046 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:18,047 INFO L87 Difference]: Start difference. First operand 342 states and 560 transitions. Second operand has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:18,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:28:18,198 INFO L93 Difference]: Finished difference Result 712 states and 1170 transitions. [2021-10-21 20:28:18,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:28:18,199 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 0 states have call successors, (0), 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 101 [2021-10-21 20:28:18,199 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:28:18,202 INFO L225 Difference]: With dead ends: 712 [2021-10-21 20:28:18,202 INFO L226 Difference]: Without dead ends: 378 [2021-10-21 20:28:18,204 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:18,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 378 states. [2021-10-21 20:28:18,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 378 to 369. [2021-10-21 20:28:18,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 369 states, 368 states have (on average 1.6358695652173914) internal successors, (602), 368 states have internal predecessors, (602), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:18,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 369 states and 602 transitions. [2021-10-21 20:28:18,222 INFO L78 Accepts]: Start accepts. Automaton has 369 states and 602 transitions. Word has length 101 [2021-10-21 20:28:18,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:28:18,222 INFO L470 AbstractCegarLoop]: Abstraction has 369 states and 602 transitions. [2021-10-21 20:28:18,222 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:18,222 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 602 transitions. [2021-10-21 20:28:18,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-10-21 20:28:18,224 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:28:18,225 INFO L512 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:28:18,225 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-21 20:28:18,225 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:28:18,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:28:18,226 INFO L82 PathProgramCache]: Analyzing trace with hash 115946595, now seen corresponding path program 1 times [2021-10-21 20:28:18,226 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:28:18,226 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1908358516] [2021-10-21 20:28:18,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:28:18,227 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:28:18,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:28:18,268 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-21 20:28:18,269 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:28:18,269 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1908358516] [2021-10-21 20:28:18,275 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1908358516] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:28:18,275 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:28:18,275 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:28:18,276 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [557792411] [2021-10-21 20:28:18,276 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:28:18,276 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:28:18,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:28:18,277 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:18,277 INFO L87 Difference]: Start difference. First operand 369 states and 602 transitions. Second operand has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:18,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:28:18,430 INFO L93 Difference]: Finished difference Result 739 states and 1207 transitions. [2021-10-21 20:28:18,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:28:18,433 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 0 states have call successors, (0), 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 102 [2021-10-21 20:28:18,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:28:18,436 INFO L225 Difference]: With dead ends: 739 [2021-10-21 20:28:18,436 INFO L226 Difference]: Without dead ends: 378 [2021-10-21 20:28:18,437 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.2ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:18,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 378 states. [2021-10-21 20:28:18,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 378 to 369. [2021-10-21 20:28:18,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 369 states, 368 states have (on average 1.622282608695652) internal successors, (597), 368 states have internal predecessors, (597), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:18,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 369 states and 597 transitions. [2021-10-21 20:28:18,456 INFO L78 Accepts]: Start accepts. Automaton has 369 states and 597 transitions. Word has length 102 [2021-10-21 20:28:18,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:28:18,457 INFO L470 AbstractCegarLoop]: Abstraction has 369 states and 597 transitions. [2021-10-21 20:28:18,457 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:18,457 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 597 transitions. [2021-10-21 20:28:18,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-10-21 20:28:18,459 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:28:18,459 INFO L512 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, 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] [2021-10-21 20:28:18,459 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-21 20:28:18,460 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:28:18,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:28:18,460 INFO L82 PathProgramCache]: Analyzing trace with hash 446872034, now seen corresponding path program 1 times [2021-10-21 20:28:18,460 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:28:18,460 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [20703597] [2021-10-21 20:28:18,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:28:18,461 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:28:18,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:28:18,514 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-10-21 20:28:18,514 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:28:18,514 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [20703597] [2021-10-21 20:28:18,514 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [20703597] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:28:18,514 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:28:18,515 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:28:18,515 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2089225831] [2021-10-21 20:28:18,515 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:28:18,515 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:28:18,516 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:28:18,516 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:18,517 INFO L87 Difference]: Start difference. First operand 369 states and 597 transitions. Second operand has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:18,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:28:18,693 INFO L93 Difference]: Finished difference Result 767 states and 1242 transitions. [2021-10-21 20:28:18,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:28:18,693 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 0 states have call successors, (0), 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 110 [2021-10-21 20:28:18,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:28:18,697 INFO L225 Difference]: With dead ends: 767 [2021-10-21 20:28:18,697 INFO L226 Difference]: Without dead ends: 406 [2021-10-21 20:28:18,698 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.0ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:18,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 406 states. [2021-10-21 20:28:18,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 406 to 403. [2021-10-21 20:28:18,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 403 states, 402 states have (on average 1.6169154228855722) internal successors, (650), 402 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) [2021-10-21 20:28:18,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 403 states and 650 transitions. [2021-10-21 20:28:18,720 INFO L78 Accepts]: Start accepts. Automaton has 403 states and 650 transitions. Word has length 110 [2021-10-21 20:28:18,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:28:18,720 INFO L470 AbstractCegarLoop]: Abstraction has 403 states and 650 transitions. [2021-10-21 20:28:18,720 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:18,721 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 650 transitions. [2021-10-21 20:28:18,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-10-21 20:28:18,723 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:28:18,723 INFO L512 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, 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] [2021-10-21 20:28:18,723 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-10-21 20:28:18,723 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:28:18,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:28:18,724 INFO L82 PathProgramCache]: Analyzing trace with hash 1593966148, now seen corresponding path program 1 times [2021-10-21 20:28:18,724 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:28:18,724 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [818043321] [2021-10-21 20:28:18,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:28:18,725 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:28:18,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:28:18,771 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-10-21 20:28:18,771 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:28:18,771 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [818043321] [2021-10-21 20:28:18,772 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [818043321] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:28:18,772 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:28:18,772 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:28:18,772 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1155383835] [2021-10-21 20:28:18,772 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:28:18,773 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:28:18,773 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:28:18,773 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:18,774 INFO L87 Difference]: Start difference. First operand 403 states and 650 transitions. Second operand has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:18,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:28:18,932 INFO L93 Difference]: Finished difference Result 801 states and 1292 transitions. [2021-10-21 20:28:18,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:28:18,933 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 0 states have call successors, (0), 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 111 [2021-10-21 20:28:18,933 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:28:18,936 INFO L225 Difference]: With dead ends: 801 [2021-10-21 20:28:18,936 INFO L226 Difference]: Without dead ends: 406 [2021-10-21 20:28:18,938 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.9ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:18,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 406 states. [2021-10-21 20:28:18,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 406 to 403. [2021-10-21 20:28:18,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 403 states, 402 states have (on average 1.609452736318408) internal successors, (647), 402 states have internal predecessors, (647), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:18,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 403 states and 647 transitions. [2021-10-21 20:28:18,959 INFO L78 Accepts]: Start accepts. Automaton has 403 states and 647 transitions. Word has length 111 [2021-10-21 20:28:18,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:28:18,960 INFO L470 AbstractCegarLoop]: Abstraction has 403 states and 647 transitions. [2021-10-21 20:28:18,960 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:18,960 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 647 transitions. [2021-10-21 20:28:18,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-10-21 20:28:18,962 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:28:18,963 INFO L512 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, 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] [2021-10-21 20:28:18,963 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-10-21 20:28:18,963 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:28:18,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:28:18,964 INFO L82 PathProgramCache]: Analyzing trace with hash -501367949, now seen corresponding path program 1 times [2021-10-21 20:28:18,964 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:28:18,964 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1834124138] [2021-10-21 20:28:18,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:28:18,964 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:28:18,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:28:19,024 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-21 20:28:19,024 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:28:19,025 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1834124138] [2021-10-21 20:28:19,025 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1834124138] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:28:19,025 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:28:19,025 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:28:19,025 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [737581174] [2021-10-21 20:28:19,026 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:28:19,026 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:28:19,026 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:28:19,027 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:19,027 INFO L87 Difference]: Start difference. First operand 403 states and 647 transitions. Second operand has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:19,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:28:19,204 INFO L93 Difference]: Finished difference Result 846 states and 1358 transitions. [2021-10-21 20:28:19,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:28:19,205 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 114 [2021-10-21 20:28:19,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:28:19,209 INFO L225 Difference]: With dead ends: 846 [2021-10-21 20:28:19,209 INFO L226 Difference]: Without dead ends: 451 [2021-10-21 20:28:19,214 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.2ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:19,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 451 states. [2021-10-21 20:28:19,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 451 to 445. [2021-10-21 20:28:19,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 445 states, 444 states have (on average 1.6036036036036037) internal successors, (712), 444 states have internal predecessors, (712), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:19,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 445 states and 712 transitions. [2021-10-21 20:28:19,238 INFO L78 Accepts]: Start accepts. Automaton has 445 states and 712 transitions. Word has length 114 [2021-10-21 20:28:19,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:28:19,239 INFO L470 AbstractCegarLoop]: Abstraction has 445 states and 712 transitions. [2021-10-21 20:28:19,239 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:19,239 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 712 transitions. [2021-10-21 20:28:19,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-10-21 20:28:19,241 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:28:19,242 INFO L512 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, 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] [2021-10-21 20:28:19,242 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-10-21 20:28:19,242 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:28:19,242 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:28:19,243 INFO L82 PathProgramCache]: Analyzing trace with hash -794117035, now seen corresponding path program 1 times [2021-10-21 20:28:19,243 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:28:19,245 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [265081840] [2021-10-21 20:28:19,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:28:19,246 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:28:19,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:28:19,306 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-21 20:28:19,307 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:28:19,307 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [265081840] [2021-10-21 20:28:19,310 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [265081840] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:28:19,310 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:28:19,310 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:28:19,310 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1827201126] [2021-10-21 20:28:19,311 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:28:19,311 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:28:19,312 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:28:19,312 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:19,312 INFO L87 Difference]: Start difference. First operand 445 states and 712 transitions. Second operand has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:19,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:28:19,477 INFO L93 Difference]: Finished difference Result 892 states and 1429 transitions. [2021-10-21 20:28:19,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:28:19,478 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 0 states have call successors, (0), 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 115 [2021-10-21 20:28:19,478 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:28:19,481 INFO L225 Difference]: With dead ends: 892 [2021-10-21 20:28:19,481 INFO L226 Difference]: Without dead ends: 453 [2021-10-21 20:28:19,482 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.2ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:19,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 453 states. [2021-10-21 20:28:19,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 453 to 447. [2021-10-21 20:28:19,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 447 states, 446 states have (on average 1.6031390134529149) internal successors, (715), 446 states have internal predecessors, (715), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:19,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 447 states and 715 transitions. [2021-10-21 20:28:19,513 INFO L78 Accepts]: Start accepts. Automaton has 447 states and 715 transitions. Word has length 115 [2021-10-21 20:28:19,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:28:19,514 INFO L470 AbstractCegarLoop]: Abstraction has 447 states and 715 transitions. [2021-10-21 20:28:19,514 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:19,514 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 715 transitions. [2021-10-21 20:28:19,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-10-21 20:28:19,517 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:28:19,517 INFO L512 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:28:19,517 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-10-21 20:28:19,518 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:28:19,518 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:28:19,518 INFO L82 PathProgramCache]: Analyzing trace with hash 1849045686, now seen corresponding path program 1 times [2021-10-21 20:28:19,518 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:28:19,519 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [634400344] [2021-10-21 20:28:19,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:28:19,519 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:28:19,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:28:19,559 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-10-21 20:28:19,560 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:28:19,560 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [634400344] [2021-10-21 20:28:19,560 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [634400344] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:28:19,560 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:28:19,560 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:28:19,561 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [766247536] [2021-10-21 20:28:19,561 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:28:19,562 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:28:19,563 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:28:19,563 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:19,563 INFO L87 Difference]: Start difference. First operand 447 states and 715 transitions. Second operand has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:19,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:28:19,725 INFO L93 Difference]: Finished difference Result 925 states and 1484 transitions. [2021-10-21 20:28:19,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:28:19,725 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 0 states have call successors, (0), 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 127 [2021-10-21 20:28:19,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:28:19,729 INFO L225 Difference]: With dead ends: 925 [2021-10-21 20:28:19,730 INFO L226 Difference]: Without dead ends: 486 [2021-10-21 20:28:19,734 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.0ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:19,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 486 states. [2021-10-21 20:28:19,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 486 to 472. [2021-10-21 20:28:19,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 472 states, 471 states have (on average 1.5923566878980893) internal successors, (750), 471 states have internal predecessors, (750), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:19,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 472 states and 750 transitions. [2021-10-21 20:28:19,760 INFO L78 Accepts]: Start accepts. Automaton has 472 states and 750 transitions. Word has length 127 [2021-10-21 20:28:19,761 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:28:19,761 INFO L470 AbstractCegarLoop]: Abstraction has 472 states and 750 transitions. [2021-10-21 20:28:19,761 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:19,761 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 750 transitions. [2021-10-21 20:28:19,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-10-21 20:28:19,764 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:28:19,764 INFO L512 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:28:19,765 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-10-21 20:28:19,765 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:28:19,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:28:19,766 INFO L82 PathProgramCache]: Analyzing trace with hash 1757749199, now seen corresponding path program 1 times [2021-10-21 20:28:19,766 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:28:19,766 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [835190610] [2021-10-21 20:28:19,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:28:19,766 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:28:19,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:28:19,807 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-10-21 20:28:19,807 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:28:19,808 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [835190610] [2021-10-21 20:28:19,808 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [835190610] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:28:19,808 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:28:19,808 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:28:19,808 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1790065651] [2021-10-21 20:28:19,810 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:28:19,811 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:28:19,811 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:28:19,811 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:19,812 INFO L87 Difference]: Start difference. First operand 472 states and 750 transitions. Second operand has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:19,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:28:19,970 INFO L93 Difference]: Finished difference Result 950 states and 1511 transitions. [2021-10-21 20:28:19,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:28:19,971 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 128 [2021-10-21 20:28:19,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:28:19,975 INFO L225 Difference]: With dead ends: 950 [2021-10-21 20:28:19,975 INFO L226 Difference]: Without dead ends: 486 [2021-10-21 20:28:19,976 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.9ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:19,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 486 states. [2021-10-21 20:28:19,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 486 to 472. [2021-10-21 20:28:20,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 472 states, 471 states have (on average 1.575371549893843) internal successors, (742), 471 states have internal predecessors, (742), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:20,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 472 states and 742 transitions. [2021-10-21 20:28:20,005 INFO L78 Accepts]: Start accepts. Automaton has 472 states and 742 transitions. Word has length 128 [2021-10-21 20:28:20,006 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:28:20,006 INFO L470 AbstractCegarLoop]: Abstraction has 472 states and 742 transitions. [2021-10-21 20:28:20,006 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:20,006 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 742 transitions. [2021-10-21 20:28:20,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-10-21 20:28:20,009 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:28:20,009 INFO L512 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, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:28:20,010 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-10-21 20:28:20,010 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:28:20,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:28:20,011 INFO L82 PathProgramCache]: Analyzing trace with hash -1245508974, now seen corresponding path program 1 times [2021-10-21 20:28:20,011 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:28:20,011 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1673080950] [2021-10-21 20:28:20,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:28:20,011 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:28:20,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:28:20,065 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2021-10-21 20:28:20,065 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:28:20,066 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1673080950] [2021-10-21 20:28:20,066 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1673080950] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:28:20,066 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:28:20,066 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:28:20,067 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [906895674] [2021-10-21 20:28:20,068 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:28:20,068 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:28:20,069 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:28:20,069 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:20,070 INFO L87 Difference]: Start difference. First operand 472 states and 742 transitions. Second operand has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:20,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:28:20,228 INFO L93 Difference]: Finished difference Result 942 states and 1481 transitions. [2021-10-21 20:28:20,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:28:20,229 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 0 states have call successors, (0), 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 143 [2021-10-21 20:28:20,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:28:20,233 INFO L225 Difference]: With dead ends: 942 [2021-10-21 20:28:20,233 INFO L226 Difference]: Without dead ends: 478 [2021-10-21 20:28:20,234 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.0ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:20,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 478 states. [2021-10-21 20:28:20,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 478 to 472. [2021-10-21 20:28:20,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 472 states, 471 states have (on average 1.564755838641189) internal successors, (737), 471 states have internal predecessors, (737), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:20,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 472 states and 737 transitions. [2021-10-21 20:28:20,285 INFO L78 Accepts]: Start accepts. Automaton has 472 states and 737 transitions. Word has length 143 [2021-10-21 20:28:20,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:28:20,285 INFO L470 AbstractCegarLoop]: Abstraction has 472 states and 737 transitions. [2021-10-21 20:28:20,285 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:20,286 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 737 transitions. [2021-10-21 20:28:20,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-10-21 20:28:20,288 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:28:20,289 INFO L512 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, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:28:20,289 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-10-21 20:28:20,289 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:28:20,290 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:28:20,290 INFO L82 PathProgramCache]: Analyzing trace with hash 1052930512, now seen corresponding path program 1 times [2021-10-21 20:28:20,290 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:28:20,290 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [188974919] [2021-10-21 20:28:20,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:28:20,291 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:28:20,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:28:20,342 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2021-10-21 20:28:20,342 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:28:20,342 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [188974919] [2021-10-21 20:28:20,343 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [188974919] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:28:20,343 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:28:20,343 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:28:20,343 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1643399319] [2021-10-21 20:28:20,344 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:28:20,344 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:28:20,345 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:28:20,345 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:20,345 INFO L87 Difference]: Start difference. First operand 472 states and 737 transitions. Second operand has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:20,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:28:20,514 INFO L93 Difference]: Finished difference Result 942 states and 1471 transitions. [2021-10-21 20:28:20,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:28:20,515 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 0 states have call successors, (0), 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 144 [2021-10-21 20:28:20,515 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:28:20,519 INFO L225 Difference]: With dead ends: 942 [2021-10-21 20:28:20,519 INFO L226 Difference]: Without dead ends: 478 [2021-10-21 20:28:20,520 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.2ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:20,521 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 478 states. [2021-10-21 20:28:20,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 478 to 472. [2021-10-21 20:28:20,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 472 states, 471 states have (on average 1.5541401273885351) internal successors, (732), 471 states have internal predecessors, (732), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:20,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 472 states and 732 transitions. [2021-10-21 20:28:20,550 INFO L78 Accepts]: Start accepts. Automaton has 472 states and 732 transitions. Word has length 144 [2021-10-21 20:28:20,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:28:20,551 INFO L470 AbstractCegarLoop]: Abstraction has 472 states and 732 transitions. [2021-10-21 20:28:20,551 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:20,551 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 732 transitions. [2021-10-21 20:28:20,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-10-21 20:28:20,554 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:28:20,555 INFO L512 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:28:20,555 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-10-21 20:28:20,555 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:28:20,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:28:20,556 INFO L82 PathProgramCache]: Analyzing trace with hash 2114524598, now seen corresponding path program 1 times [2021-10-21 20:28:20,556 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:28:20,556 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1705182111] [2021-10-21 20:28:20,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:28:20,557 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:28:20,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:28:20,597 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2021-10-21 20:28:20,597 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:28:20,597 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1705182111] [2021-10-21 20:28:20,598 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1705182111] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:28:20,598 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:28:20,598 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:28:20,598 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [129819689] [2021-10-21 20:28:20,599 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:28:20,600 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:28:20,601 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:28:20,601 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:20,601 INFO L87 Difference]: Start difference. First operand 472 states and 732 transitions. Second operand has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:20,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:28:20,771 INFO L93 Difference]: Finished difference Result 965 states and 1499 transitions. [2021-10-21 20:28:20,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:28:20,772 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 0 states have call successors, (0), 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 148 [2021-10-21 20:28:20,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:28:20,776 INFO L225 Difference]: With dead ends: 965 [2021-10-21 20:28:20,776 INFO L226 Difference]: Without dead ends: 501 [2021-10-21 20:28:20,777 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.2ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:20,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 501 states. [2021-10-21 20:28:20,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 501 to 496. [2021-10-21 20:28:20,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 496 states, 495 states have (on average 1.5414141414141413) internal successors, (763), 495 states have internal predecessors, (763), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:20,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 496 states and 763 transitions. [2021-10-21 20:28:20,810 INFO L78 Accepts]: Start accepts. Automaton has 496 states and 763 transitions. Word has length 148 [2021-10-21 20:28:20,811 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:28:20,811 INFO L470 AbstractCegarLoop]: Abstraction has 496 states and 763 transitions. [2021-10-21 20:28:20,811 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:20,811 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 763 transitions. [2021-10-21 20:28:20,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-10-21 20:28:20,814 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:28:20,815 INFO L512 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:28:20,815 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-10-21 20:28:20,815 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:28:20,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:28:20,816 INFO L82 PathProgramCache]: Analyzing trace with hash 1650471325, now seen corresponding path program 1 times [2021-10-21 20:28:20,816 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:28:20,816 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [642182275] [2021-10-21 20:28:20,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:28:20,817 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:28:20,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:28:20,866 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2021-10-21 20:28:20,867 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:28:20,867 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [642182275] [2021-10-21 20:28:20,867 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [642182275] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:28:20,867 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:28:20,867 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:28:20,868 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1641733452] [2021-10-21 20:28:20,868 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:28:20,868 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:28:20,869 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:28:20,870 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:20,870 INFO L87 Difference]: Start difference. First operand 496 states and 763 transitions. Second operand has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:21,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:28:21,048 INFO L93 Difference]: Finished difference Result 989 states and 1521 transitions. [2021-10-21 20:28:21,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:28:21,049 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 0 states have call successors, (0), 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 149 [2021-10-21 20:28:21,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:28:21,053 INFO L225 Difference]: With dead ends: 989 [2021-10-21 20:28:21,054 INFO L226 Difference]: Without dead ends: 501 [2021-10-21 20:28:21,056 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.1ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:21,057 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 501 states. [2021-10-21 20:28:21,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 501 to 496. [2021-10-21 20:28:21,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 496 states, 495 states have (on average 1.5232323232323233) internal successors, (754), 495 states have internal predecessors, (754), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:21,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 496 states and 754 transitions. [2021-10-21 20:28:21,090 INFO L78 Accepts]: Start accepts. Automaton has 496 states and 754 transitions. Word has length 149 [2021-10-21 20:28:21,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:28:21,091 INFO L470 AbstractCegarLoop]: Abstraction has 496 states and 754 transitions. [2021-10-21 20:28:21,091 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:21,091 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 754 transitions. [2021-10-21 20:28:21,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2021-10-21 20:28:21,094 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:28:21,095 INFO L512 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:28:21,095 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-10-21 20:28:21,095 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:28:21,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:28:21,096 INFO L82 PathProgramCache]: Analyzing trace with hash 221027023, now seen corresponding path program 1 times [2021-10-21 20:28:21,096 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:28:21,096 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1213810294] [2021-10-21 20:28:21,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:28:21,097 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:28:21,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:28:21,155 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2021-10-21 20:28:21,155 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:28:21,156 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1213810294] [2021-10-21 20:28:21,156 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1213810294] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:28:21,156 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:28:21,156 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:28:21,158 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [744693429] [2021-10-21 20:28:21,159 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:28:21,159 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:28:21,161 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:28:21,161 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:21,161 INFO L87 Difference]: Start difference. First operand 496 states and 754 transitions. Second operand has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:21,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:28:21,345 INFO L93 Difference]: Finished difference Result 1032 states and 1564 transitions. [2021-10-21 20:28:21,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:28:21,345 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 0 states have call successors, (0), 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 154 [2021-10-21 20:28:21,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:28:21,350 INFO L225 Difference]: With dead ends: 1032 [2021-10-21 20:28:21,350 INFO L226 Difference]: Without dead ends: 544 [2021-10-21 20:28:21,351 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.2ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:21,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 544 states. [2021-10-21 20:28:21,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 544 to 537. [2021-10-21 20:28:21,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 537 states, 536 states have (on average 1.5093283582089552) internal successors, (809), 536 states have internal predecessors, (809), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:21,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 537 states and 809 transitions. [2021-10-21 20:28:21,385 INFO L78 Accepts]: Start accepts. Automaton has 537 states and 809 transitions. Word has length 154 [2021-10-21 20:28:21,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:28:21,385 INFO L470 AbstractCegarLoop]: Abstraction has 537 states and 809 transitions. [2021-10-21 20:28:21,386 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:21,386 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 809 transitions. [2021-10-21 20:28:21,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-10-21 20:28:21,389 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:28:21,389 INFO L512 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:28:21,390 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-10-21 20:28:21,390 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:28:21,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:28:21,392 INFO L82 PathProgramCache]: Analyzing trace with hash -2040349103, now seen corresponding path program 1 times [2021-10-21 20:28:21,392 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:28:21,392 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [45631585] [2021-10-21 20:28:21,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:28:21,393 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:28:21,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:28:21,451 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2021-10-21 20:28:21,451 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:28:21,452 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [45631585] [2021-10-21 20:28:21,452 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [45631585] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:28:21,452 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:28:21,452 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:28:21,452 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1262082727] [2021-10-21 20:28:21,453 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:28:21,453 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:28:21,454 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:28:21,454 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:21,454 INFO L87 Difference]: Start difference. First operand 537 states and 809 transitions. Second operand has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:21,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:28:21,635 INFO L93 Difference]: Finished difference Result 1073 states and 1617 transitions. [2021-10-21 20:28:21,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:28:21,636 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 0 states have call successors, (0), 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 155 [2021-10-21 20:28:21,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:28:21,640 INFO L225 Difference]: With dead ends: 1073 [2021-10-21 20:28:21,641 INFO L226 Difference]: Without dead ends: 525 [2021-10-21 20:28:21,642 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.1ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:21,643 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 525 states. [2021-10-21 20:28:21,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 525 to 518. [2021-10-21 20:28:21,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 518 states, 517 states have (on average 1.506769825918762) internal successors, (779), 517 states have internal predecessors, (779), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:21,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 518 states and 779 transitions. [2021-10-21 20:28:21,675 INFO L78 Accepts]: Start accepts. Automaton has 518 states and 779 transitions. Word has length 155 [2021-10-21 20:28:21,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:28:21,675 INFO L470 AbstractCegarLoop]: Abstraction has 518 states and 779 transitions. [2021-10-21 20:28:21,676 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:21,676 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 779 transitions. [2021-10-21 20:28:21,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2021-10-21 20:28:21,679 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:28:21,679 INFO L512 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 4, 4, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:28:21,679 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-10-21 20:28:21,680 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:28:21,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:28:21,680 INFO L82 PathProgramCache]: Analyzing trace with hash -378559518, now seen corresponding path program 1 times [2021-10-21 20:28:21,681 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:28:21,681 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [243938850] [2021-10-21 20:28:21,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:28:21,681 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:28:21,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:28:21,721 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2021-10-21 20:28:21,721 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:28:21,721 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [243938850] [2021-10-21 20:28:21,722 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [243938850] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:28:21,722 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:28:21,722 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:28:21,722 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1709258703] [2021-10-21 20:28:21,723 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:28:21,723 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:28:21,723 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:28:21,724 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:21,724 INFO L87 Difference]: Start difference. First operand 518 states and 779 transitions. Second operand has 3 states, 3 states have (on average 29.0) internal successors, (87), 3 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:21,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:28:21,914 INFO L93 Difference]: Finished difference Result 1053 states and 1587 transitions. [2021-10-21 20:28:21,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:28:21,915 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.0) internal successors, (87), 3 states have internal predecessors, (87), 0 states have call successors, (0), 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 169 [2021-10-21 20:28:21,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:28:21,919 INFO L225 Difference]: With dead ends: 1053 [2021-10-21 20:28:21,919 INFO L226 Difference]: Without dead ends: 543 [2021-10-21 20:28:21,920 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.1ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:21,922 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 543 states. [2021-10-21 20:28:21,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 543 to 539. [2021-10-21 20:28:21,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 539 states, 538 states have (on average 1.4925650557620818) internal successors, (803), 538 states have internal predecessors, (803), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:21,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 539 states and 803 transitions. [2021-10-21 20:28:21,966 INFO L78 Accepts]: Start accepts. Automaton has 539 states and 803 transitions. Word has length 169 [2021-10-21 20:28:21,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:28:21,967 INFO L470 AbstractCegarLoop]: Abstraction has 539 states and 803 transitions. [2021-10-21 20:28:21,967 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.0) internal successors, (87), 3 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:21,967 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 803 transitions. [2021-10-21 20:28:21,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2021-10-21 20:28:21,971 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:28:21,971 INFO L512 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 4, 4, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:28:21,971 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-10-21 20:28:21,971 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:28:21,972 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:28:21,972 INFO L82 PathProgramCache]: Analyzing trace with hash 1556271867, now seen corresponding path program 1 times [2021-10-21 20:28:21,972 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:28:21,973 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [13237959] [2021-10-21 20:28:21,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:28:21,973 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:28:21,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:28:22,015 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2021-10-21 20:28:22,016 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:28:22,016 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [13237959] [2021-10-21 20:28:22,016 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [13237959] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:28:22,016 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:28:22,016 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:28:22,017 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1416314350] [2021-10-21 20:28:22,019 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:28:22,019 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:28:22,020 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:28:22,020 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:22,020 INFO L87 Difference]: Start difference. First operand 539 states and 803 transitions. Second operand has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:22,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:28:22,159 INFO L93 Difference]: Finished difference Result 1074 states and 1600 transitions. [2021-10-21 20:28:22,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:28:22,159 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 0 states have call successors, (0), 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 170 [2021-10-21 20:28:22,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:28:22,163 INFO L225 Difference]: With dead ends: 1074 [2021-10-21 20:28:22,164 INFO L226 Difference]: Without dead ends: 541 [2021-10-21 20:28:22,165 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:22,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 541 states. [2021-10-21 20:28:22,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 541 to 537. [2021-10-21 20:28:22,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 537 states, 536 states have (on average 1.4720149253731343) internal successors, (789), 536 states have internal predecessors, (789), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:22,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 537 states and 789 transitions. [2021-10-21 20:28:22,201 INFO L78 Accepts]: Start accepts. Automaton has 537 states and 789 transitions. Word has length 170 [2021-10-21 20:28:22,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:28:22,201 INFO L470 AbstractCegarLoop]: Abstraction has 537 states and 789 transitions. [2021-10-21 20:28:22,201 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:22,202 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 789 transitions. [2021-10-21 20:28:22,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2021-10-21 20:28:22,205 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:28:22,207 INFO L512 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 5, 5, 4, 4, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:28:22,207 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-10-21 20:28:22,207 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:28:22,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:28:22,208 INFO L82 PathProgramCache]: Analyzing trace with hash -664524606, now seen corresponding path program 1 times [2021-10-21 20:28:22,208 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:28:22,208 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [617820147] [2021-10-21 20:28:22,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:28:22,209 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:28:22,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:28:22,263 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 195 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2021-10-21 20:28:22,263 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:28:22,263 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [617820147] [2021-10-21 20:28:22,266 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [617820147] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:28:22,267 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:28:22,267 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:28:22,267 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [268275004] [2021-10-21 20:28:22,268 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:28:22,268 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:28:22,269 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:28:22,269 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:22,269 INFO L87 Difference]: Start difference. First operand 537 states and 789 transitions. Second operand has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:22,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:28:22,337 INFO L93 Difference]: Finished difference Result 1588 states and 2330 transitions. [2021-10-21 20:28:22,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:28:22,338 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 0 states have call successors, (0), 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 185 [2021-10-21 20:28:22,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:28:22,346 INFO L225 Difference]: With dead ends: 1588 [2021-10-21 20:28:22,346 INFO L226 Difference]: Without dead ends: 1059 [2021-10-21 20:28:22,347 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.0ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:22,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1059 states. [2021-10-21 20:28:22,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1059 to 538. [2021-10-21 20:28:22,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 538 states, 537 states have (on average 1.4711359404096833) internal successors, (790), 537 states have internal predecessors, (790), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:22,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 538 states and 790 transitions. [2021-10-21 20:28:22,387 INFO L78 Accepts]: Start accepts. Automaton has 538 states and 790 transitions. Word has length 185 [2021-10-21 20:28:22,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:28:22,388 INFO L470 AbstractCegarLoop]: Abstraction has 538 states and 790 transitions. [2021-10-21 20:28:22,388 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:22,388 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 790 transitions. [2021-10-21 20:28:22,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2021-10-21 20:28:22,392 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:28:22,392 INFO L512 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 5, 5, 4, 4, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:28:22,393 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-10-21 20:28:22,393 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:28:22,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:28:22,394 INFO L82 PathProgramCache]: Analyzing trace with hash 1763734016, now seen corresponding path program 1 times [2021-10-21 20:28:22,394 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:28:22,394 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1770536121] [2021-10-21 20:28:22,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:28:22,395 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:28:22,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:28:22,483 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 255 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-10-21 20:28:22,483 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:28:22,483 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1770536121] [2021-10-21 20:28:22,483 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1770536121] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:28:22,484 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:28:22,484 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:28:22,484 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [668394418] [2021-10-21 20:28:22,485 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:28:22,485 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:28:22,485 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:28:22,486 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:22,486 INFO L87 Difference]: Start difference. First operand 538 states and 790 transitions. Second operand has 3 states, 3 states have (on average 38.0) internal successors, (114), 3 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:22,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:28:22,628 INFO L93 Difference]: Finished difference Result 1595 states and 2344 transitions. [2021-10-21 20:28:22,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:28:22,629 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 38.0) internal successors, (114), 3 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 185 [2021-10-21 20:28:22,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:28:22,636 INFO L225 Difference]: With dead ends: 1595 [2021-10-21 20:28:22,636 INFO L226 Difference]: Without dead ends: 1065 [2021-10-21 20:28:22,638 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.1ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:22,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1065 states. [2021-10-21 20:28:22,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1065 to 1065. [2021-10-21 20:28:22,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1065 states, 1064 states have (on average 1.4511278195488722) internal successors, (1544), 1064 states have internal predecessors, (1544), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:22,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1065 states to 1065 states and 1544 transitions. [2021-10-21 20:28:22,723 INFO L78 Accepts]: Start accepts. Automaton has 1065 states and 1544 transitions. Word has length 185 [2021-10-21 20:28:22,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:28:22,723 INFO L470 AbstractCegarLoop]: Abstraction has 1065 states and 1544 transitions. [2021-10-21 20:28:22,724 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 38.0) internal successors, (114), 3 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:22,724 INFO L276 IsEmpty]: Start isEmpty. Operand 1065 states and 1544 transitions. [2021-10-21 20:28:22,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2021-10-21 20:28:22,729 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:28:22,729 INFO L512 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 5, 5, 4, 4, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:28:22,731 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2021-10-21 20:28:22,732 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:28:22,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:28:22,732 INFO L82 PathProgramCache]: Analyzing trace with hash 1499086526, now seen corresponding path program 1 times [2021-10-21 20:28:22,732 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:28:22,733 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1292135946] [2021-10-21 20:28:22,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:28:22,733 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:28:22,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:28:22,773 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2021-10-21 20:28:22,774 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:28:22,774 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1292135946] [2021-10-21 20:28:22,774 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1292135946] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:28:22,774 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:28:22,775 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:28:22,775 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [855792233] [2021-10-21 20:28:22,775 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:28:22,776 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:28:22,776 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:28:22,776 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:22,777 INFO L87 Difference]: Start difference. First operand 1065 states and 1544 transitions. Second operand has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:22,886 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:28:22,887 INFO L93 Difference]: Finished difference Result 2179 states and 3162 transitions. [2021-10-21 20:28:22,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:28:22,887 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 0 states have call successors, (0), 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 185 [2021-10-21 20:28:22,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:28:22,895 INFO L225 Difference]: With dead ends: 2179 [2021-10-21 20:28:22,896 INFO L226 Difference]: Without dead ends: 1122 [2021-10-21 20:28:22,899 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.9ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:22,901 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1122 states. [2021-10-21 20:28:22,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1122 to 1122. [2021-10-21 20:28:22,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1122 states, 1121 states have (on average 1.4522747546833186) internal successors, (1628), 1121 states have internal predecessors, (1628), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:22,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1122 states to 1122 states and 1628 transitions. [2021-10-21 20:28:22,971 INFO L78 Accepts]: Start accepts. Automaton has 1122 states and 1628 transitions. Word has length 185 [2021-10-21 20:28:22,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:28:22,972 INFO L470 AbstractCegarLoop]: Abstraction has 1122 states and 1628 transitions. [2021-10-21 20:28:22,972 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:22,972 INFO L276 IsEmpty]: Start isEmpty. Operand 1122 states and 1628 transitions. [2021-10-21 20:28:22,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2021-10-21 20:28:22,977 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:28:22,977 INFO L512 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 5, 5, 4, 4, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:28:22,978 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2021-10-21 20:28:22,978 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:28:22,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:28:22,979 INFO L82 PathProgramCache]: Analyzing trace with hash 91360576, now seen corresponding path program 1 times [2021-10-21 20:28:22,979 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:28:22,979 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [592004262] [2021-10-21 20:28:22,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:28:22,980 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:28:22,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:28:23,032 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 282 trivial. 0 not checked. [2021-10-21 20:28:23,032 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:28:23,032 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [592004262] [2021-10-21 20:28:23,033 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [592004262] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:28:23,033 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:28:23,033 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:28:23,033 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [413619882] [2021-10-21 20:28:23,034 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:28:23,034 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:28:23,035 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:28:23,035 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:23,035 INFO L87 Difference]: Start difference. First operand 1122 states and 1628 transitions. Second operand has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:23,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:28:23,145 INFO L93 Difference]: Finished difference Result 2269 states and 3292 transitions. [2021-10-21 20:28:23,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:28:23,146 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 0 states have call successors, (0), 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 185 [2021-10-21 20:28:23,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:28:23,154 INFO L225 Difference]: With dead ends: 2269 [2021-10-21 20:28:23,154 INFO L226 Difference]: Without dead ends: 1155 [2021-10-21 20:28:23,157 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.0ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:23,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1155 states. [2021-10-21 20:28:23,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1155 to 1155. [2021-10-21 20:28:23,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1155 states, 1154 states have (on average 1.451473136915078) internal successors, (1675), 1154 states have internal predecessors, (1675), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:23,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1155 states to 1155 states and 1675 transitions. [2021-10-21 20:28:23,229 INFO L78 Accepts]: Start accepts. Automaton has 1155 states and 1675 transitions. Word has length 185 [2021-10-21 20:28:23,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:28:23,230 INFO L470 AbstractCegarLoop]: Abstraction has 1155 states and 1675 transitions. [2021-10-21 20:28:23,230 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:23,231 INFO L276 IsEmpty]: Start isEmpty. Operand 1155 states and 1675 transitions. [2021-10-21 20:28:23,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2021-10-21 20:28:23,235 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:28:23,237 INFO L512 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 5, 5, 4, 4, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:28:23,237 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2021-10-21 20:28:23,237 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:28:23,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:28:23,238 INFO L82 PathProgramCache]: Analyzing trace with hash -931398326, now seen corresponding path program 1 times [2021-10-21 20:28:23,238 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:28:23,238 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [677003824] [2021-10-21 20:28:23,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:28:23,239 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:28:23,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:28:23,291 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 264 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2021-10-21 20:28:23,291 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:28:23,291 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [677003824] [2021-10-21 20:28:23,292 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [677003824] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:28:23,292 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:28:23,292 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:28:23,292 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1937213066] [2021-10-21 20:28:23,293 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:28:23,293 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:28:23,294 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:28:23,294 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:23,294 INFO L87 Difference]: Start difference. First operand 1155 states and 1675 transitions. Second operand has 3 states, 3 states have (on average 39.333333333333336) internal successors, (118), 3 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:23,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:28:23,471 INFO L93 Difference]: Finished difference Result 2797 states and 4068 transitions. [2021-10-21 20:28:23,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:28:23,472 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 39.333333333333336) internal successors, (118), 3 states have internal predecessors, (118), 0 states have call successors, (0), 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 187 [2021-10-21 20:28:23,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:28:23,484 INFO L225 Difference]: With dead ends: 2797 [2021-10-21 20:28:23,484 INFO L226 Difference]: Without dead ends: 1683 [2021-10-21 20:28:23,486 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.5ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:23,489 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1683 states. [2021-10-21 20:28:23,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1683 to 1683. [2021-10-21 20:28:23,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1683 states, 1682 states have (on average 1.4470868014268727) internal successors, (2434), 1682 states have internal predecessors, (2434), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:23,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1683 states to 1683 states and 2434 transitions. [2021-10-21 20:28:23,623 INFO L78 Accepts]: Start accepts. Automaton has 1683 states and 2434 transitions. Word has length 187 [2021-10-21 20:28:23,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:28:23,624 INFO L470 AbstractCegarLoop]: Abstraction has 1683 states and 2434 transitions. [2021-10-21 20:28:23,624 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 39.333333333333336) internal successors, (118), 3 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:23,625 INFO L276 IsEmpty]: Start isEmpty. Operand 1683 states and 2434 transitions. [2021-10-21 20:28:23,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2021-10-21 20:28:23,630 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:28:23,631 INFO L512 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 5, 5, 4, 4, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:28:23,631 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2021-10-21 20:28:23,632 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:28:23,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:28:23,632 INFO L82 PathProgramCache]: Analyzing trace with hash -212433663, now seen corresponding path program 1 times [2021-10-21 20:28:23,632 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:28:23,633 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [831082418] [2021-10-21 20:28:23,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:28:23,633 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:28:23,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:28:23,701 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 174 proven. 26 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2021-10-21 20:28:23,702 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:28:23,702 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [831082418] [2021-10-21 20:28:23,702 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [831082418] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-21 20:28:23,702 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1923507132] [2021-10-21 20:28:23,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:28:23,703 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-21 20:28:23,703 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b53751a-6cb1-4625-9b78-65f2afcc51d6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:28:23,707 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b53751a-6cb1-4625-9b78-65f2afcc51d6/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-21 20:28:23,733 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b53751a-6cb1-4625-9b78-65f2afcc51d6/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-10-21 20:28:23,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:28:23,865 INFO L263 TraceCheckSpWp]: Trace formula consists of 391 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-21 20:28:23,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 20:28:24,582 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 174 proven. 0 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2021-10-21 20:28:24,583 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1923507132] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:28:24,583 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-21 20:28:24,583 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-10-21 20:28:24,584 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1606102501] [2021-10-21 20:28:24,584 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:28:24,584 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:28:24,585 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:28:24,586 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 20:28:24,586 INFO L87 Difference]: Start difference. First operand 1683 states and 2434 transitions. Second operand has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:24,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:28:24,847 INFO L93 Difference]: Finished difference Result 3853 states and 5586 transitions. [2021-10-21 20:28:24,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:28:24,848 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 0 states have call successors, (0), 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 188 [2021-10-21 20:28:24,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:28:24,864 INFO L225 Difference]: With dead ends: 3853 [2021-10-21 20:28:24,865 INFO L226 Difference]: Without dead ends: 2211 [2021-10-21 20:28:24,869 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 191 GetRequests, 188 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 10.7ms TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 20:28:24,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2211 states. [2021-10-21 20:28:25,014 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2211 to 2211. [2021-10-21 20:28:25,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2211 states, 2210 states have (on average 1.4457013574660633) internal successors, (3195), 2210 states have internal predecessors, (3195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:25,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2211 states to 2211 states and 3195 transitions. [2021-10-21 20:28:25,033 INFO L78 Accepts]: Start accepts. Automaton has 2211 states and 3195 transitions. Word has length 188 [2021-10-21 20:28:25,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:28:25,033 INFO L470 AbstractCegarLoop]: Abstraction has 2211 states and 3195 transitions. [2021-10-21 20:28:25,034 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:25,034 INFO L276 IsEmpty]: Start isEmpty. Operand 2211 states and 3195 transitions. [2021-10-21 20:28:25,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2021-10-21 20:28:25,043 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:28:25,044 INFO L512 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 8, 8, 7, 7, 6, 6, 5, 5, 5, 5, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:28:25,090 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b53751a-6cb1-4625-9b78-65f2afcc51d6/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-10-21 20:28:25,257 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b53751a-6cb1-4625-9b78-65f2afcc51d6/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-21 20:28:25,258 INFO L402 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:28:25,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:28:25,259 INFO L82 PathProgramCache]: Analyzing trace with hash -1220311239, now seen corresponding path program 1 times [2021-10-21 20:28:25,259 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:28:25,259 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1149303888] [2021-10-21 20:28:25,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:28:25,259 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:28:25,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:28:25,362 INFO L134 CoverageAnalysis]: Checked inductivity of 857 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 657 trivial. 0 not checked. [2021-10-21 20:28:25,362 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:28:25,362 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1149303888] [2021-10-21 20:28:25,363 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1149303888] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:28:25,363 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:28:25,363 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:28:25,363 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [435198910] [2021-10-21 20:28:25,366 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:28:25,367 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:28:25,367 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:28:25,367 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:25,368 INFO L87 Difference]: Start difference. First operand 2211 states and 3195 transitions. Second operand has 3 states, 3 states have (on average 42.0) internal successors, (126), 3 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:25,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:28:25,627 INFO L93 Difference]: Finished difference Result 4901 states and 7095 transitions. [2021-10-21 20:28:25,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:28:25,628 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 42.0) internal successors, (126), 3 states have internal predecessors, (126), 0 states have call successors, (0), 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 287 [2021-10-21 20:28:25,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:28:25,647 INFO L225 Difference]: With dead ends: 4901 [2021-10-21 20:28:25,647 INFO L226 Difference]: Without dead ends: 2731 [2021-10-21 20:28:25,652 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.8ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:25,656 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2731 states. [2021-10-21 20:28:25,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2731 to 2731. [2021-10-21 20:28:25,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2731 states, 2730 states have (on average 1.4435897435897436) internal successors, (3941), 2730 states have internal predecessors, (3941), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:25,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2731 states to 2731 states and 3941 transitions. [2021-10-21 20:28:25,813 INFO L78 Accepts]: Start accepts. Automaton has 2731 states and 3941 transitions. Word has length 287 [2021-10-21 20:28:25,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:28:25,814 INFO L470 AbstractCegarLoop]: Abstraction has 2731 states and 3941 transitions. [2021-10-21 20:28:25,814 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 42.0) internal successors, (126), 3 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:25,814 INFO L276 IsEmpty]: Start isEmpty. Operand 2731 states and 3941 transitions. [2021-10-21 20:28:25,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2021-10-21 20:28:25,824 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:28:25,824 INFO L512 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 8, 8, 7, 7, 6, 6, 5, 5, 5, 5, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:28:25,824 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2021-10-21 20:28:25,825 INFO L402 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:28:25,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:28:25,825 INFO L82 PathProgramCache]: Analyzing trace with hash -972164745, now seen corresponding path program 1 times [2021-10-21 20:28:25,825 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:28:25,826 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [767171083] [2021-10-21 20:28:25,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:28:25,826 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:28:25,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:28:25,904 INFO L134 CoverageAnalysis]: Checked inductivity of 857 backedges. 369 proven. 0 refuted. 0 times theorem prover too weak. 488 trivial. 0 not checked. [2021-10-21 20:28:25,904 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:28:25,904 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [767171083] [2021-10-21 20:28:25,904 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [767171083] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:28:25,905 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:28:25,905 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:28:25,905 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [743432502] [2021-10-21 20:28:25,906 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:28:25,906 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:28:25,907 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:28:25,907 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:25,907 INFO L87 Difference]: Start difference. First operand 2731 states and 3941 transitions. Second operand has 3 states, 3 states have (on average 51.333333333333336) internal successors, (154), 3 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:26,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:28:26,173 INFO L93 Difference]: Finished difference Result 5910 states and 8548 transitions. [2021-10-21 20:28:26,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:28:26,174 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 51.333333333333336) internal successors, (154), 3 states have internal predecessors, (154), 0 states have call successors, (0), 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 287 [2021-10-21 20:28:26,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:28:26,213 INFO L225 Difference]: With dead ends: 5910 [2021-10-21 20:28:26,222 INFO L226 Difference]: Without dead ends: 3220 [2021-10-21 20:28:26,226 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.0ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:26,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3220 states. [2021-10-21 20:28:26,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3220 to 3220. [2021-10-21 20:28:26,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3220 states, 3219 states have (on average 1.4426840633737186) internal successors, (4644), 3219 states have internal predecessors, (4644), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:26,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3220 states to 3220 states and 4644 transitions. [2021-10-21 20:28:26,410 INFO L78 Accepts]: Start accepts. Automaton has 3220 states and 4644 transitions. Word has length 287 [2021-10-21 20:28:26,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:28:26,411 INFO L470 AbstractCegarLoop]: Abstraction has 3220 states and 4644 transitions. [2021-10-21 20:28:26,411 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 51.333333333333336) internal successors, (154), 3 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:26,412 INFO L276 IsEmpty]: Start isEmpty. Operand 3220 states and 4644 transitions. [2021-10-21 20:28:26,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2021-10-21 20:28:26,422 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:28:26,422 INFO L512 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 8, 8, 7, 7, 6, 6, 5, 5, 5, 5, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:28:26,422 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2021-10-21 20:28:26,423 INFO L402 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:28:26,423 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:28:26,424 INFO L82 PathProgramCache]: Analyzing trace with hash 1245465653, now seen corresponding path program 1 times [2021-10-21 20:28:26,424 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:28:26,424 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1842617535] [2021-10-21 20:28:26,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:28:26,424 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:28:26,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:28:26,499 INFO L134 CoverageAnalysis]: Checked inductivity of 857 backedges. 478 proven. 0 refuted. 0 times theorem prover too weak. 379 trivial. 0 not checked. [2021-10-21 20:28:26,500 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:28:26,500 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1842617535] [2021-10-21 20:28:26,500 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1842617535] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:28:26,500 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:28:26,501 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:28:26,501 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1584959978] [2021-10-21 20:28:26,502 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:28:26,502 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:28:26,503 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:28:26,503 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:26,503 INFO L87 Difference]: Start difference. First operand 3220 states and 4644 transitions. Second operand has 3 states, 3 states have (on average 50.0) internal successors, (150), 3 states have internal predecessors, (150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:26,757 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:28:26,758 INFO L93 Difference]: Finished difference Result 6890 states and 9956 transitions. [2021-10-21 20:28:26,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:28:26,759 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 50.0) internal successors, (150), 3 states have internal predecessors, (150), 0 states have call successors, (0), 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 287 [2021-10-21 20:28:26,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:28:26,770 INFO L225 Difference]: With dead ends: 6890 [2021-10-21 20:28:26,770 INFO L226 Difference]: Without dead ends: 3711 [2021-10-21 20:28:26,775 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.4ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:26,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3711 states. [2021-10-21 20:28:26,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3711 to 3711. [2021-10-21 20:28:26,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3711 states, 3710 states have (on average 1.4417789757412398) internal successors, (5349), 3710 states have internal predecessors, (5349), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:26,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3711 states to 3711 states and 5349 transitions. [2021-10-21 20:28:26,974 INFO L78 Accepts]: Start accepts. Automaton has 3711 states and 5349 transitions. Word has length 287 [2021-10-21 20:28:26,975 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:28:26,975 INFO L470 AbstractCegarLoop]: Abstraction has 3711 states and 5349 transitions. [2021-10-21 20:28:26,976 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 50.0) internal successors, (150), 3 states have internal predecessors, (150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:26,976 INFO L276 IsEmpty]: Start isEmpty. Operand 3711 states and 5349 transitions. [2021-10-21 20:28:26,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2021-10-21 20:28:26,986 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:28:26,987 INFO L512 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 8, 8, 7, 7, 6, 6, 5, 5, 5, 5, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:28:26,987 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2021-10-21 20:28:26,987 INFO L402 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:28:26,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:28:26,988 INFO L82 PathProgramCache]: Analyzing trace with hash -727699725, now seen corresponding path program 1 times [2021-10-21 20:28:26,988 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:28:26,988 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1325750563] [2021-10-21 20:28:26,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:28:26,989 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:28:27,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:28:27,084 INFO L134 CoverageAnalysis]: Checked inductivity of 857 backedges. 420 proven. 0 refuted. 0 times theorem prover too weak. 437 trivial. 0 not checked. [2021-10-21 20:28:27,085 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:28:27,085 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1325750563] [2021-10-21 20:28:27,085 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1325750563] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:28:27,085 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:28:27,086 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:28:27,086 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1323980818] [2021-10-21 20:28:27,087 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:28:27,087 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:28:27,087 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:28:27,088 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:27,088 INFO L87 Difference]: Start difference. First operand 3711 states and 5349 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) [2021-10-21 20:28:27,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:28:27,372 INFO L93 Difference]: Finished difference Result 7874 states and 11368 transitions. [2021-10-21 20:28:27,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:28:27,373 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 287 [2021-10-21 20:28:27,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:28:27,386 INFO L225 Difference]: With dead ends: 7874 [2021-10-21 20:28:27,386 INFO L226 Difference]: Without dead ends: 4204 [2021-10-21 20:28:27,393 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.0ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:27,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4204 states. [2021-10-21 20:28:27,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4204 to 4204. [2021-10-21 20:28:27,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4204 states, 4203 states have (on average 1.4408755650725673) internal successors, (6056), 4203 states have internal predecessors, (6056), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:27,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4204 states to 4204 states and 6056 transitions. [2021-10-21 20:28:27,623 INFO L78 Accepts]: Start accepts. Automaton has 4204 states and 6056 transitions. Word has length 287 [2021-10-21 20:28:27,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:28:27,624 INFO L470 AbstractCegarLoop]: Abstraction has 4204 states and 6056 transitions. [2021-10-21 20:28:27,624 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) [2021-10-21 20:28:27,624 INFO L276 IsEmpty]: Start isEmpty. Operand 4204 states and 6056 transitions. [2021-10-21 20:28:27,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 436 [2021-10-21 20:28:27,645 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:28:27,645 INFO L512 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 12, 12, 11, 11, 10, 10, 9, 9, 9, 9, 7, 6, 6, 5, 5, 4, 4, 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] [2021-10-21 20:28:27,645 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2021-10-21 20:28:27,646 INFO L402 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:28:27,646 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:28:27,646 INFO L82 PathProgramCache]: Analyzing trace with hash -1162430705, now seen corresponding path program 1 times [2021-10-21 20:28:27,647 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:28:27,647 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1428614098] [2021-10-21 20:28:27,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:28:27,647 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:28:27,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:28:27,776 INFO L134 CoverageAnalysis]: Checked inductivity of 1956 backedges. 842 proven. 0 refuted. 0 times theorem prover too weak. 1114 trivial. 0 not checked. [2021-10-21 20:28:27,776 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:28:27,777 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1428614098] [2021-10-21 20:28:27,777 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1428614098] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:28:27,777 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:28:27,777 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:28:27,777 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1129640373] [2021-10-21 20:28:27,779 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:28:27,779 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:28:27,780 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:28:27,780 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:27,780 INFO L87 Difference]: Start difference. First operand 4204 states and 6056 transitions. Second operand has 3 states, 3 states have (on average 56.0) internal successors, (168), 3 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:28,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:28:28,076 INFO L93 Difference]: Finished difference Result 12276 states and 17679 transitions. [2021-10-21 20:28:28,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:28:28,076 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 56.0) internal successors, (168), 3 states have internal predecessors, (168), 0 states have call successors, (0), 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 435 [2021-10-21 20:28:28,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:28:28,098 INFO L225 Difference]: With dead ends: 12276 [2021-10-21 20:28:28,098 INFO L226 Difference]: Without dead ends: 8113 [2021-10-21 20:28:28,106 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:28,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8113 states. [2021-10-21 20:28:28,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8113 to 8111. [2021-10-21 20:28:28,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8111 states, 8110 states have (on average 1.4374845869297164) internal successors, (11658), 8110 states have internal predecessors, (11658), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:28,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8111 states to 8111 states and 11658 transitions. [2021-10-21 20:28:28,532 INFO L78 Accepts]: Start accepts. Automaton has 8111 states and 11658 transitions. Word has length 435 [2021-10-21 20:28:28,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:28:28,533 INFO L470 AbstractCegarLoop]: Abstraction has 8111 states and 11658 transitions. [2021-10-21 20:28:28,534 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 56.0) internal successors, (168), 3 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:28,534 INFO L276 IsEmpty]: Start isEmpty. Operand 8111 states and 11658 transitions. [2021-10-21 20:28:28,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 436 [2021-10-21 20:28:28,554 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:28:28,554 INFO L512 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 12, 12, 11, 11, 10, 10, 9, 9, 9, 9, 7, 6, 6, 5, 5, 4, 4, 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] [2021-10-21 20:28:28,555 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2021-10-21 20:28:28,555 INFO L402 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:28:28,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:28:28,556 INFO L82 PathProgramCache]: Analyzing trace with hash 746027085, now seen corresponding path program 1 times [2021-10-21 20:28:28,556 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:28:28,556 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [766320189] [2021-10-21 20:28:28,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:28:28,557 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:28:28,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:28:28,680 INFO L134 CoverageAnalysis]: Checked inductivity of 1956 backedges. 572 proven. 26 refuted. 0 times theorem prover too weak. 1358 trivial. 0 not checked. [2021-10-21 20:28:28,681 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:28:28,681 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [766320189] [2021-10-21 20:28:28,681 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [766320189] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-21 20:28:28,681 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1253635054] [2021-10-21 20:28:28,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:28:28,682 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-21 20:28:28,682 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b53751a-6cb1-4625-9b78-65f2afcc51d6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:28:28,686 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b53751a-6cb1-4625-9b78-65f2afcc51d6/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-21 20:28:28,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b53751a-6cb1-4625-9b78-65f2afcc51d6/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-10-21 20:28:28,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:28:28,990 INFO L263 TraceCheckSpWp]: Trace formula consists of 731 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-21 20:28:29,015 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 20:28:30,455 INFO L134 CoverageAnalysis]: Checked inductivity of 1956 backedges. 572 proven. 0 refuted. 0 times theorem prover too weak. 1384 trivial. 0 not checked. [2021-10-21 20:28:30,456 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1253635054] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:28:30,456 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-21 20:28:30,457 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-10-21 20:28:30,457 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [186610541] [2021-10-21 20:28:30,459 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:28:30,459 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:28:30,460 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:28:30,460 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 20:28:30,460 INFO L87 Difference]: Start difference. First operand 8111 states and 11658 transitions. Second operand has 3 states, 3 states have (on average 51.0) internal successors, (153), 3 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:30,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:28:30,956 INFO L93 Difference]: Finished difference Result 17210 states and 24768 transitions. [2021-10-21 20:28:30,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:28:30,957 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 51.0) internal successors, (153), 3 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 435 [2021-10-21 20:28:30,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:28:30,981 INFO L225 Difference]: With dead ends: 17210 [2021-10-21 20:28:30,982 INFO L226 Difference]: Without dead ends: 9140 [2021-10-21 20:28:30,992 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 438 GetRequests, 435 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 9.3ms TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 20:28:31,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9140 states. [2021-10-21 20:28:31,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9140 to 9140. [2021-10-21 20:28:31,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9140 states, 9139 states have (on average 1.4389977021555969) internal successors, (13151), 9139 states have internal predecessors, (13151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:31,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9140 states to 9140 states and 13151 transitions. [2021-10-21 20:28:31,487 INFO L78 Accepts]: Start accepts. Automaton has 9140 states and 13151 transitions. Word has length 435 [2021-10-21 20:28:31,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:28:31,488 INFO L470 AbstractCegarLoop]: Abstraction has 9140 states and 13151 transitions. [2021-10-21 20:28:31,489 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 51.0) internal successors, (153), 3 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:31,489 INFO L276 IsEmpty]: Start isEmpty. Operand 9140 states and 13151 transitions. [2021-10-21 20:28:31,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 587 [2021-10-21 20:28:31,514 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:28:31,515 INFO L512 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 17, 17, 17, 17, 17, 16, 16, 15, 15, 14, 14, 13, 13, 13, 13, 10, 9, 9, 8, 8, 7, 7, 4, 4, 3, 3, 3, 3, 3, 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] [2021-10-21 20:28:31,562 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b53751a-6cb1-4625-9b78-65f2afcc51d6/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-10-21 20:28:31,741 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b53751a-6cb1-4625-9b78-65f2afcc51d6/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable37 [2021-10-21 20:28:31,742 INFO L402 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:28:31,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:28:31,743 INFO L82 PathProgramCache]: Analyzing trace with hash -349156580, now seen corresponding path program 1 times [2021-10-21 20:28:31,743 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:28:31,743 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1950356190] [2021-10-21 20:28:31,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:28:31,743 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:28:31,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:28:31,903 INFO L134 CoverageAnalysis]: Checked inductivity of 3562 backedges. 1996 proven. 26 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2021-10-21 20:28:31,903 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:28:31,903 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1950356190] [2021-10-21 20:28:31,904 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1950356190] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-21 20:28:31,904 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [719053334] [2021-10-21 20:28:31,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:28:31,904 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-21 20:28:31,905 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b53751a-6cb1-4625-9b78-65f2afcc51d6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:28:31,906 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b53751a-6cb1-4625-9b78-65f2afcc51d6/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-21 20:28:31,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b53751a-6cb1-4625-9b78-65f2afcc51d6/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-10-21 20:28:32,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:28:32,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 929 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-21 20:28:32,373 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 20:28:33,887 INFO L134 CoverageAnalysis]: Checked inductivity of 3562 backedges. 809 proven. 0 refuted. 0 times theorem prover too weak. 2753 trivial. 0 not checked. [2021-10-21 20:28:33,887 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [719053334] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:28:33,887 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-21 20:28:33,888 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-10-21 20:28:33,888 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [459354772] [2021-10-21 20:28:33,889 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:28:33,889 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:28:33,890 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:28:33,890 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 20:28:33,891 INFO L87 Difference]: Start difference. First operand 9140 states and 13151 transitions. Second operand has 3 states, 3 states have (on average 54.0) internal successors, (162), 3 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:34,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:28:34,344 INFO L93 Difference]: Finished difference Result 19218 states and 27686 transitions. [2021-10-21 20:28:34,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:28:34,344 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 54.0) internal successors, (162), 3 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 586 [2021-10-21 20:28:34,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:28:34,372 INFO L225 Difference]: With dead ends: 19218 [2021-10-21 20:28:34,372 INFO L226 Difference]: Without dead ends: 10119 [2021-10-21 20:28:34,385 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 589 GetRequests, 586 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 9.1ms TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 20:28:34,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10119 states. [2021-10-21 20:28:34,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10119 to 10119. [2021-10-21 20:28:34,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10119 states, 10118 states have (on average 1.4384265665151215) internal successors, (14554), 10118 states have internal predecessors, (14554), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:34,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10119 states to 10119 states and 14554 transitions. [2021-10-21 20:28:34,882 INFO L78 Accepts]: Start accepts. Automaton has 10119 states and 14554 transitions. Word has length 586 [2021-10-21 20:28:34,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:28:34,883 INFO L470 AbstractCegarLoop]: Abstraction has 10119 states and 14554 transitions. [2021-10-21 20:28:34,884 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 54.0) internal successors, (162), 3 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:34,884 INFO L276 IsEmpty]: Start isEmpty. Operand 10119 states and 14554 transitions. [2021-10-21 20:28:34,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 588 [2021-10-21 20:28:34,925 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:28:34,926 INFO L512 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 17, 17, 17, 17, 17, 16, 16, 15, 15, 14, 14, 13, 13, 13, 13, 10, 9, 9, 8, 8, 7, 7, 4, 4, 3, 3, 3, 3, 3, 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] [2021-10-21 20:28:34,970 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b53751a-6cb1-4625-9b78-65f2afcc51d6/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-10-21 20:28:35,153 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b53751a-6cb1-4625-9b78-65f2afcc51d6/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable38 [2021-10-21 20:28:35,154 INFO L402 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:28:35,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:28:35,154 INFO L82 PathProgramCache]: Analyzing trace with hash 1741653189, now seen corresponding path program 1 times [2021-10-21 20:28:35,154 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:28:35,155 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [510712235] [2021-10-21 20:28:35,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:28:35,155 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:28:35,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:28:35,299 INFO L134 CoverageAnalysis]: Checked inductivity of 3562 backedges. 1996 proven. 26 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2021-10-21 20:28:35,300 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:28:35,300 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [510712235] [2021-10-21 20:28:35,300 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [510712235] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-21 20:28:35,300 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1115113784] [2021-10-21 20:28:35,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:28:35,301 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-21 20:28:35,301 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b53751a-6cb1-4625-9b78-65f2afcc51d6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:28:35,302 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b53751a-6cb1-4625-9b78-65f2afcc51d6/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-21 20:28:35,325 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b53751a-6cb1-4625-9b78-65f2afcc51d6/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-10-21 20:28:35,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:28:35,929 INFO L263 TraceCheckSpWp]: Trace formula consists of 930 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-21 20:28:35,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 20:28:37,554 INFO L134 CoverageAnalysis]: Checked inductivity of 3562 backedges. 1212 proven. 0 refuted. 0 times theorem prover too weak. 2350 trivial. 0 not checked. [2021-10-21 20:28:37,554 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1115113784] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:28:37,554 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-21 20:28:37,555 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-10-21 20:28:37,555 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1002188623] [2021-10-21 20:28:37,556 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:28:37,557 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:28:37,557 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:28:37,557 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 20:28:37,558 INFO L87 Difference]: Start difference. First operand 10119 states and 14554 transitions. Second operand has 3 states, 3 states have (on average 67.66666666666667) internal successors, (203), 3 states have internal predecessors, (203), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:38,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:28:38,074 INFO L93 Difference]: Finished difference Result 20871 states and 30029 transitions. [2021-10-21 20:28:38,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:28:38,075 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 67.66666666666667) internal successors, (203), 3 states have internal predecessors, (203), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 587 [2021-10-21 20:28:38,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:28:38,103 INFO L225 Difference]: With dead ends: 20871 [2021-10-21 20:28:38,104 INFO L226 Difference]: Without dead ends: 10793 [2021-10-21 20:28:38,118 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 590 GetRequests, 587 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 16.3ms TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 20:28:38,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10793 states. [2021-10-21 20:28:38,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10793 to 10793. [2021-10-21 20:28:38,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10793 states, 10792 states have (on average 1.4368050407709414) internal successors, (15506), 10792 states have internal predecessors, (15506), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:38,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10793 states to 10793 states and 15506 transitions. [2021-10-21 20:28:38,718 INFO L78 Accepts]: Start accepts. Automaton has 10793 states and 15506 transitions. Word has length 587 [2021-10-21 20:28:38,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:28:38,720 INFO L470 AbstractCegarLoop]: Abstraction has 10793 states and 15506 transitions. [2021-10-21 20:28:38,720 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 67.66666666666667) internal successors, (203), 3 states have internal predecessors, (203), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:38,721 INFO L276 IsEmpty]: Start isEmpty. Operand 10793 states and 15506 transitions. [2021-10-21 20:28:38,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 589 [2021-10-21 20:28:38,773 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:28:38,774 INFO L512 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 17, 17, 17, 17, 17, 16, 16, 15, 15, 14, 14, 13, 13, 13, 13, 10, 9, 9, 8, 8, 7, 7, 4, 4, 3, 3, 3, 3, 3, 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] [2021-10-21 20:28:38,834 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b53751a-6cb1-4625-9b78-65f2afcc51d6/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-10-21 20:28:39,001 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b53751a-6cb1-4625-9b78-65f2afcc51d6/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable39 [2021-10-21 20:28:39,002 INFO L402 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:28:39,002 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:28:39,003 INFO L82 PathProgramCache]: Analyzing trace with hash 1162060469, now seen corresponding path program 1 times [2021-10-21 20:28:39,003 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:28:39,003 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1567037415] [2021-10-21 20:28:39,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:28:39,004 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:28:39,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:28:39,180 INFO L134 CoverageAnalysis]: Checked inductivity of 3562 backedges. 1996 proven. 26 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2021-10-21 20:28:39,181 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:28:39,181 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1567037415] [2021-10-21 20:28:39,181 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1567037415] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-21 20:28:39,182 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1030865394] [2021-10-21 20:28:39,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:28:39,182 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-21 20:28:39,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b53751a-6cb1-4625-9b78-65f2afcc51d6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:28:39,184 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b53751a-6cb1-4625-9b78-65f2afcc51d6/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-21 20:28:39,186 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b53751a-6cb1-4625-9b78-65f2afcc51d6/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-10-21 20:28:40,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:28:40,007 INFO L263 TraceCheckSpWp]: Trace formula consists of 931 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-21 20:28:40,018 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 20:28:41,463 INFO L134 CoverageAnalysis]: Checked inductivity of 3562 backedges. 1521 proven. 0 refuted. 0 times theorem prover too weak. 2041 trivial. 0 not checked. [2021-10-21 20:28:41,463 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1030865394] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:28:41,464 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-21 20:28:41,464 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-10-21 20:28:41,464 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1750303250] [2021-10-21 20:28:41,465 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:28:41,465 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:28:41,466 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:28:41,466 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 20:28:41,466 INFO L87 Difference]: Start difference. First operand 10793 states and 15506 transitions. Second operand has 3 states, 3 states have (on average 70.66666666666667) internal successors, (212), 3 states have internal predecessors, (212), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:41,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:28:41,905 INFO L93 Difference]: Finished difference Result 22132 states and 31817 transitions. [2021-10-21 20:28:41,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:28:41,906 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 70.66666666666667) internal successors, (212), 3 states have internal predecessors, (212), 0 states have call successors, (0), 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 588 [2021-10-21 20:28:41,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:28:41,936 INFO L225 Difference]: With dead ends: 22132 [2021-10-21 20:28:41,936 INFO L226 Difference]: Without dead ends: 11380 [2021-10-21 20:28:41,948 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 591 GetRequests, 588 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 9.4ms TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 20:28:41,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11380 states. [2021-10-21 20:28:42,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11380 to 11380. [2021-10-21 20:28:42,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11380 states, 11379 states have (on average 1.4365058440987784) internal successors, (16346), 11379 states have internal predecessors, (16346), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:42,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11380 states to 11380 states and 16346 transitions. [2021-10-21 20:28:42,381 INFO L78 Accepts]: Start accepts. Automaton has 11380 states and 16346 transitions. Word has length 588 [2021-10-21 20:28:42,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:28:42,382 INFO L470 AbstractCegarLoop]: Abstraction has 11380 states and 16346 transitions. [2021-10-21 20:28:42,382 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 70.66666666666667) internal successors, (212), 3 states have internal predecessors, (212), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:42,382 INFO L276 IsEmpty]: Start isEmpty. Operand 11380 states and 16346 transitions. [2021-10-21 20:28:42,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 741 [2021-10-21 20:28:42,406 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:28:42,407 INFO L512 BasicCegarLoop]: trace histogram [22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 21, 21, 21, 21, 21, 20, 20, 19, 19, 18, 18, 17, 17, 17, 17, 13, 12, 12, 11, 11, 10, 10, 6, 6, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-10-21 20:28:42,455 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b53751a-6cb1-4625-9b78-65f2afcc51d6/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-10-21 20:28:42,621 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b53751a-6cb1-4625-9b78-65f2afcc51d6/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-21 20:28:42,622 INFO L402 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:28:42,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:28:42,622 INFO L82 PathProgramCache]: Analyzing trace with hash -287836341, now seen corresponding path program 1 times [2021-10-21 20:28:42,623 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:28:42,623 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2023156762] [2021-10-21 20:28:42,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:28:42,623 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:28:42,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:28:42,814 INFO L134 CoverageAnalysis]: Checked inductivity of 5678 backedges. 3420 proven. 26 refuted. 0 times theorem prover too weak. 2232 trivial. 0 not checked. [2021-10-21 20:28:42,815 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:28:42,815 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2023156762] [2021-10-21 20:28:42,815 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2023156762] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-21 20:28:42,815 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [622986131] [2021-10-21 20:28:42,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:28:42,816 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-21 20:28:42,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b53751a-6cb1-4625-9b78-65f2afcc51d6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:28:42,817 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b53751a-6cb1-4625-9b78-65f2afcc51d6/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-21 20:28:42,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b53751a-6cb1-4625-9b78-65f2afcc51d6/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-10-21 20:28:43,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:28:43,943 INFO L263 TraceCheckSpWp]: Trace formula consists of 1130 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-21 20:28:43,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 20:28:45,591 INFO L134 CoverageAnalysis]: Checked inductivity of 5678 backedges. 1047 proven. 0 refuted. 0 times theorem prover too weak. 4631 trivial. 0 not checked. [2021-10-21 20:28:45,592 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [622986131] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:28:45,592 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-21 20:28:45,592 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-10-21 20:28:45,593 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1125155720] [2021-10-21 20:28:45,594 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:28:45,594 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:28:45,594 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:28:45,595 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 20:28:45,595 INFO L87 Difference]: Start difference. First operand 11380 states and 16346 transitions. Second operand has 3 states, 3 states have (on average 56.0) internal successors, (168), 3 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:46,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:28:46,026 INFO L93 Difference]: Finished difference Result 23748 states and 34144 transitions. [2021-10-21 20:28:46,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:28:46,026 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 56.0) internal successors, (168), 3 states have internal predecessors, (168), 0 states have call successors, (0), 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 740 [2021-10-21 20:28:46,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:28:46,058 INFO L225 Difference]: With dead ends: 23748 [2021-10-21 20:28:46,059 INFO L226 Difference]: Without dead ends: 12409 [2021-10-21 20:28:46,068 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 743 GetRequests, 740 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.2ms TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 20:28:46,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12409 states. [2021-10-21 20:28:46,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12409 to 12409. [2021-10-21 20:28:46,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12409 states, 12408 states have (on average 1.4386686009026435) internal successors, (17851), 12408 states have internal predecessors, (17851), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:46,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12409 states to 12409 states and 17851 transitions. [2021-10-21 20:28:46,491 INFO L78 Accepts]: Start accepts. Automaton has 12409 states and 17851 transitions. Word has length 740 [2021-10-21 20:28:46,492 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:28:46,493 INFO L470 AbstractCegarLoop]: Abstraction has 12409 states and 17851 transitions. [2021-10-21 20:28:46,493 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 56.0) internal successors, (168), 3 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:46,493 INFO L276 IsEmpty]: Start isEmpty. Operand 12409 states and 17851 transitions. [2021-10-21 20:28:46,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 898 [2021-10-21 20:28:46,514 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:28:46,515 INFO L512 BasicCegarLoop]: trace histogram [26, 26, 26, 26, 26, 26, 26, 26, 26, 26, 25, 25, 25, 25, 25, 24, 24, 23, 23, 22, 22, 21, 21, 21, 21, 16, 15, 15, 14, 14, 13, 13, 8, 8, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 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] [2021-10-21 20:28:46,559 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b53751a-6cb1-4625-9b78-65f2afcc51d6/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-10-21 20:28:46,729 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b53751a-6cb1-4625-9b78-65f2afcc51d6/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-21 20:28:46,730 INFO L402 AbstractCegarLoop]: === Iteration 43 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:28:46,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:28:46,730 INFO L82 PathProgramCache]: Analyzing trace with hash -926610131, now seen corresponding path program 1 times [2021-10-21 20:28:46,731 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:28:46,731 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1890610499] [2021-10-21 20:28:46,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:28:46,731 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:28:46,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:28:47,047 INFO L134 CoverageAnalysis]: Checked inductivity of 8307 backedges. 4844 proven. 26 refuted. 0 times theorem prover too weak. 3437 trivial. 0 not checked. [2021-10-21 20:28:47,048 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:28:47,048 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1890610499] [2021-10-21 20:28:47,048 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1890610499] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-21 20:28:47,048 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1859094051] [2021-10-21 20:28:47,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:28:47,049 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-21 20:28:47,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b53751a-6cb1-4625-9b78-65f2afcc51d6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:28:47,058 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b53751a-6cb1-4625-9b78-65f2afcc51d6/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-21 20:28:47,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b53751a-6cb1-4625-9b78-65f2afcc51d6/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-10-21 20:28:48,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:28:48,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 1331 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-21 20:28:48,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 20:28:50,165 INFO L134 CoverageAnalysis]: Checked inductivity of 8307 backedges. 2544 proven. 0 refuted. 0 times theorem prover too weak. 5763 trivial. 0 not checked. [2021-10-21 20:28:50,165 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1859094051] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:28:50,165 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-21 20:28:50,165 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-10-21 20:28:50,166 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [632193540] [2021-10-21 20:28:50,166 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:28:50,166 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:28:50,167 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:28:50,167 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 20:28:50,167 INFO L87 Difference]: Start difference. First operand 12409 states and 17851 transitions. Second operand has 3 states, 3 states have (on average 75.33333333333333) internal successors, (226), 3 states have internal predecessors, (226), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:50,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:28:50,538 INFO L93 Difference]: Finished difference Result 25368 states and 36515 transitions. [2021-10-21 20:28:50,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:28:50,539 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 75.33333333333333) internal successors, (226), 3 states have internal predecessors, (226), 0 states have call successors, (0), 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 897 [2021-10-21 20:28:50,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:28:50,570 INFO L225 Difference]: With dead ends: 25368 [2021-10-21 20:28:50,570 INFO L226 Difference]: Without dead ends: 13000 [2021-10-21 20:28:50,582 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 900 GetRequests, 897 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 9.2ms TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 20:28:50,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13000 states. [2021-10-21 20:28:51,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13000 to 13000. [2021-10-21 20:28:51,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13000 states, 12999 states have (on average 1.4381875528886838) internal successors, (18695), 12999 states have internal predecessors, (18695), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:51,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13000 states to 13000 states and 18695 transitions. [2021-10-21 20:28:51,192 INFO L78 Accepts]: Start accepts. Automaton has 13000 states and 18695 transitions. Word has length 897 [2021-10-21 20:28:51,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:28:51,193 INFO L470 AbstractCegarLoop]: Abstraction has 13000 states and 18695 transitions. [2021-10-21 20:28:51,194 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 75.33333333333333) internal successors, (226), 3 states have internal predecessors, (226), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:51,194 INFO L276 IsEmpty]: Start isEmpty. Operand 13000 states and 18695 transitions. [2021-10-21 20:28:51,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 898 [2021-10-21 20:28:51,217 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:28:51,217 INFO L512 BasicCegarLoop]: trace histogram [26, 26, 26, 26, 26, 26, 26, 26, 26, 26, 25, 25, 25, 25, 25, 24, 24, 23, 23, 22, 22, 21, 21, 21, 21, 16, 15, 15, 14, 14, 13, 13, 8, 8, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 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] [2021-10-21 20:28:51,249 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b53751a-6cb1-4625-9b78-65f2afcc51d6/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-10-21 20:28:51,431 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b53751a-6cb1-4625-9b78-65f2afcc51d6/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable42 [2021-10-21 20:28:51,431 INFO L402 AbstractCegarLoop]: === Iteration 44 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:28:51,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:28:51,432 INFO L82 PathProgramCache]: Analyzing trace with hash -593966993, now seen corresponding path program 1 times [2021-10-21 20:28:51,432 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:28:51,432 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1280720327] [2021-10-21 20:28:51,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:28:51,432 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:28:51,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:28:51,719 INFO L134 CoverageAnalysis]: Checked inductivity of 8307 backedges. 4844 proven. 26 refuted. 0 times theorem prover too weak. 3437 trivial. 0 not checked. [2021-10-21 20:28:51,720 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:28:51,720 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1280720327] [2021-10-21 20:28:51,720 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1280720327] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-21 20:28:51,721 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1064090167] [2021-10-21 20:28:51,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:28:51,721 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-21 20:28:51,721 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b53751a-6cb1-4625-9b78-65f2afcc51d6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:28:51,726 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b53751a-6cb1-4625-9b78-65f2afcc51d6/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-21 20:28:51,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b53751a-6cb1-4625-9b78-65f2afcc51d6/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-10-21 20:28:53,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:28:53,168 INFO L263 TraceCheckSpWp]: Trace formula consists of 1334 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-21 20:28:53,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 20:28:55,037 INFO L134 CoverageAnalysis]: Checked inductivity of 8307 backedges. 4844 proven. 26 refuted. 0 times theorem prover too weak. 3437 trivial. 0 not checked. [2021-10-21 20:28:55,038 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1064090167] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-21 20:28:55,038 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-21 20:28:55,039 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2021-10-21 20:28:55,039 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1375694480] [2021-10-21 20:28:55,040 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-21 20:28:55,040 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:28:55,040 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-21 20:28:55,041 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-21 20:28:55,041 INFO L87 Difference]: Start difference. First operand 13000 states and 18695 transitions. Second operand has 4 states, 4 states have (on average 61.5) internal successors, (246), 4 states have internal predecessors, (246), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:55,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:28:55,611 INFO L93 Difference]: Finished difference Result 27991 states and 40735 transitions. [2021-10-21 20:28:55,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-21 20:28:55,612 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 61.5) internal successors, (246), 4 states have internal predecessors, (246), 0 states have call successors, (0), 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 897 [2021-10-21 20:28:55,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:28:55,631 INFO L225 Difference]: With dead ends: 27991 [2021-10-21 20:28:55,631 INFO L226 Difference]: Without dead ends: 13433 [2021-10-21 20:28:55,640 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 902 GetRequests, 899 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 9.1ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-21 20:28:55,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13433 states. [2021-10-21 20:28:55,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13433 to 10436. [2021-10-21 20:28:55,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10436 states, 10435 states have (on average 1.419932918064207) internal successors, (14817), 10435 states have internal predecessors, (14817), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:55,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10436 states to 10436 states and 14817 transitions. [2021-10-21 20:28:55,970 INFO L78 Accepts]: Start accepts. Automaton has 10436 states and 14817 transitions. Word has length 897 [2021-10-21 20:28:55,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:28:55,971 INFO L470 AbstractCegarLoop]: Abstraction has 10436 states and 14817 transitions. [2021-10-21 20:28:55,971 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 61.5) internal successors, (246), 4 states have internal predecessors, (246), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:55,971 INFO L276 IsEmpty]: Start isEmpty. Operand 10436 states and 14817 transitions. [2021-10-21 20:28:55,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1137 [2021-10-21 20:28:55,999 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:28:56,000 INFO L512 BasicCegarLoop]: trace histogram [41, 41, 41, 41, 41, 41, 41, 41, 41, 41, 40, 40, 36, 36, 36, 31, 31, 26, 26, 21, 21, 16, 16, 16, 16, 11, 10, 10, 9, 9, 8, 8, 5, 5, 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, 3, 3, 3, 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] [2021-10-21 20:28:56,055 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b53751a-6cb1-4625-9b78-65f2afcc51d6/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-10-21 20:28:56,225 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b53751a-6cb1-4625-9b78-65f2afcc51d6/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable43 [2021-10-21 20:28:56,226 INFO L402 AbstractCegarLoop]: === Iteration 45 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:28:56,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:28:56,226 INFO L82 PathProgramCache]: Analyzing trace with hash -1340449214, now seen corresponding path program 1 times [2021-10-21 20:28:56,226 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:28:56,227 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1343069066] [2021-10-21 20:28:56,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:28:56,227 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:28:56,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:28:56,522 INFO L134 CoverageAnalysis]: Checked inductivity of 15535 backedges. 6346 proven. 0 refuted. 0 times theorem prover too weak. 9189 trivial. 0 not checked. [2021-10-21 20:28:56,522 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:28:56,522 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1343069066] [2021-10-21 20:28:56,523 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1343069066] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:28:56,523 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:28:56,523 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:28:56,524 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [441933031] [2021-10-21 20:28:56,525 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:28:56,525 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:28:56,525 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:28:56,525 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:56,526 INFO L87 Difference]: Start difference. First operand 10436 states and 14817 transitions. Second operand has 3 states, 3 states have (on average 68.66666666666667) internal successors, (206), 3 states have internal predecessors, (206), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:56,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:28:56,892 INFO L93 Difference]: Finished difference Result 21072 states and 29865 transitions. [2021-10-21 20:28:56,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:28:56,893 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 68.66666666666667) internal successors, (206), 3 states have internal predecessors, (206), 0 states have call successors, (0), 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 1136 [2021-10-21 20:28:56,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:28:56,905 INFO L225 Difference]: With dead ends: 21072 [2021-10-21 20:28:56,905 INFO L226 Difference]: Without dead ends: 10676 [2021-10-21 20:28:56,917 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.0ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:56,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10676 states. [2021-10-21 20:28:57,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10676 to 10436. [2021-10-21 20:28:57,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10436 states, 10435 states have (on average 1.4017249640632488) internal successors, (14627), 10435 states have internal predecessors, (14627), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:57,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10436 states to 10436 states and 14627 transitions. [2021-10-21 20:28:57,343 INFO L78 Accepts]: Start accepts. Automaton has 10436 states and 14627 transitions. Word has length 1136 [2021-10-21 20:28:57,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:28:57,344 INFO L470 AbstractCegarLoop]: Abstraction has 10436 states and 14627 transitions. [2021-10-21 20:28:57,344 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 68.66666666666667) internal successors, (206), 3 states have internal predecessors, (206), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:57,344 INFO L276 IsEmpty]: Start isEmpty. Operand 10436 states and 14627 transitions. [2021-10-21 20:28:57,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1179 [2021-10-21 20:28:57,369 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:28:57,370 INFO L512 BasicCegarLoop]: trace histogram [44, 44, 44, 43, 43, 41, 41, 41, 41, 41, 41, 41, 36, 36, 36, 31, 31, 26, 26, 21, 21, 16, 16, 16, 16, 11, 10, 10, 9, 9, 8, 8, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-10-21 20:28:57,370 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2021-10-21 20:28:57,370 INFO L402 AbstractCegarLoop]: === Iteration 46 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:28:57,371 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:28:57,371 INFO L82 PathProgramCache]: Analyzing trace with hash -1544815448, now seen corresponding path program 1 times [2021-10-21 20:28:57,372 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:28:57,372 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [943597970] [2021-10-21 20:28:57,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:28:57,372 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:28:57,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:28:57,689 INFO L134 CoverageAnalysis]: Checked inductivity of 16309 backedges. 6328 proven. 0 refuted. 0 times theorem prover too weak. 9981 trivial. 0 not checked. [2021-10-21 20:28:57,689 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:28:57,690 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [943597970] [2021-10-21 20:28:57,690 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [943597970] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:28:57,690 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:28:57,691 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:28:57,691 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1933916132] [2021-10-21 20:28:57,692 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:28:57,693 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:28:57,694 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:28:57,694 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:57,694 INFO L87 Difference]: Start difference. First operand 10436 states and 14627 transitions. Second operand has 3 states, 3 states have (on average 69.33333333333333) internal successors, (208), 3 states have internal predecessors, (208), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:58,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:28:58,174 INFO L93 Difference]: Finished difference Result 20323 states and 28373 transitions. [2021-10-21 20:28:58,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:28:58,175 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 69.33333333333333) internal successors, (208), 3 states have internal predecessors, (208), 0 states have call successors, (0), 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 1178 [2021-10-21 20:28:58,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:28:58,188 INFO L225 Difference]: With dead ends: 20323 [2021-10-21 20:28:58,189 INFO L226 Difference]: Without dead ends: 9895 [2021-10-21 20:28:58,195 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.9ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:58,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9895 states. [2021-10-21 20:28:58,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9895 to 9572. [2021-10-21 20:28:58,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9572 states, 9571 states have (on average 1.3529411764705883) internal successors, (12949), 9571 states have internal predecessors, (12949), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:58,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9572 states to 9572 states and 12949 transitions. [2021-10-21 20:28:58,493 INFO L78 Accepts]: Start accepts. Automaton has 9572 states and 12949 transitions. Word has length 1178 [2021-10-21 20:28:58,493 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:28:58,494 INFO L470 AbstractCegarLoop]: Abstraction has 9572 states and 12949 transitions. [2021-10-21 20:28:58,494 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 69.33333333333333) internal successors, (208), 3 states have internal predecessors, (208), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:58,494 INFO L276 IsEmpty]: Start isEmpty. Operand 9572 states and 12949 transitions. [2021-10-21 20:28:58,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1261 [2021-10-21 20:28:58,522 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:28:58,523 INFO L512 BasicCegarLoop]: trace histogram [46, 46, 46, 45, 45, 43, 43, 43, 43, 43, 43, 43, 38, 38, 38, 33, 33, 28, 28, 23, 23, 18, 18, 18, 18, 13, 12, 12, 11, 11, 10, 10, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-10-21 20:28:58,523 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2021-10-21 20:28:58,524 INFO L402 AbstractCegarLoop]: === Iteration 47 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:28:58,524 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:28:58,524 INFO L82 PathProgramCache]: Analyzing trace with hash 377309389, now seen corresponding path program 1 times [2021-10-21 20:28:58,525 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:28:58,525 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1435158194] [2021-10-21 20:28:58,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:28:58,525 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:28:58,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:28:58,917 INFO L134 CoverageAnalysis]: Checked inductivity of 18268 backedges. 7332 proven. 0 refuted. 0 times theorem prover too weak. 10936 trivial. 0 not checked. [2021-10-21 20:28:58,917 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:28:58,917 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1435158194] [2021-10-21 20:28:58,918 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1435158194] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:28:58,918 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:28:58,918 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:28:58,918 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [253502463] [2021-10-21 20:28:58,920 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:28:58,920 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:28:58,920 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:28:58,920 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:58,921 INFO L87 Difference]: Start difference. First operand 9572 states and 12949 transitions. Second operand has 3 states, 3 states have (on average 72.33333333333333) internal successors, (217), 3 states have internal predecessors, (217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:59,392 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:28:59,392 INFO L93 Difference]: Finished difference Result 18919 states and 25532 transitions. [2021-10-21 20:28:59,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:28:59,393 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 72.33333333333333) internal successors, (217), 3 states have internal predecessors, (217), 0 states have call successors, (0), 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 1260 [2021-10-21 20:28:59,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:28:59,408 INFO L225 Difference]: With dead ends: 18919 [2021-10-21 20:28:59,408 INFO L226 Difference]: Without dead ends: 9387 [2021-10-21 20:28:59,414 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:28:59,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9387 states. [2021-10-21 20:28:59,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9387 to 9099. [2021-10-21 20:28:59,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9099 states, 9098 states have (on average 1.3484282259837328) internal successors, (12268), 9098 states have internal predecessors, (12268), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:59,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9099 states to 9099 states and 12268 transitions. [2021-10-21 20:28:59,673 INFO L78 Accepts]: Start accepts. Automaton has 9099 states and 12268 transitions. Word has length 1260 [2021-10-21 20:28:59,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:28:59,674 INFO L470 AbstractCegarLoop]: Abstraction has 9099 states and 12268 transitions. [2021-10-21 20:28:59,674 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 72.33333333333333) internal successors, (217), 3 states have internal predecessors, (217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:59,674 INFO L276 IsEmpty]: Start isEmpty. Operand 9099 states and 12268 transitions. [2021-10-21 20:28:59,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1350 [2021-10-21 20:28:59,697 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:28:59,698 INFO L512 BasicCegarLoop]: trace histogram [46, 46, 46, 46, 46, 46, 46, 46, 46, 46, 45, 45, 41, 41, 41, 36, 36, 31, 31, 26, 26, 21, 21, 21, 21, 16, 15, 15, 14, 14, 13, 13, 8, 8, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 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] [2021-10-21 20:28:59,699 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2021-10-21 20:28:59,699 INFO L402 AbstractCegarLoop]: === Iteration 48 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:28:59,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:28:59,700 INFO L82 PathProgramCache]: Analyzing trace with hash 1322920365, now seen corresponding path program 1 times [2021-10-21 20:28:59,700 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:28:59,700 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1599203138] [2021-10-21 20:28:59,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:28:59,701 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:28:59,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:29:00,073 INFO L134 CoverageAnalysis]: Checked inductivity of 20609 backedges. 8724 proven. 0 refuted. 0 times theorem prover too weak. 11885 trivial. 0 not checked. [2021-10-21 20:29:00,074 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:29:00,074 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1599203138] [2021-10-21 20:29:00,074 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1599203138] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:29:00,074 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:29:00,075 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:29:00,075 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1913905248] [2021-10-21 20:29:00,076 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:29:00,077 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:29:00,077 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:29:00,077 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:29:00,077 INFO L87 Difference]: Start difference. First operand 9099 states and 12268 transitions. Second operand has 3 states, 3 states have (on average 75.66666666666667) internal successors, (227), 3 states have internal predecessors, (227), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:29:00,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:29:00,571 INFO L93 Difference]: Finished difference Result 18558 states and 25016 transitions. [2021-10-21 20:29:00,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:29:00,572 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 75.66666666666667) internal successors, (227), 3 states have internal predecessors, (227), 0 states have call successors, (0), 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 1349 [2021-10-21 20:29:00,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:29:00,581 INFO L225 Difference]: With dead ends: 18558 [2021-10-21 20:29:00,581 INFO L226 Difference]: Without dead ends: 9433 [2021-10-21 20:29:00,585 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.0ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:29:00,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9433 states. [2021-10-21 20:29:00,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9433 to 9253. [2021-10-21 20:29:00,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9253 states, 9252 states have (on average 1.3439256376999569) internal successors, (12434), 9252 states have internal predecessors, (12434), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:29:00,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9253 states to 9253 states and 12434 transitions. [2021-10-21 20:29:00,922 INFO L78 Accepts]: Start accepts. Automaton has 9253 states and 12434 transitions. Word has length 1349 [2021-10-21 20:29:00,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:29:00,923 INFO L470 AbstractCegarLoop]: Abstraction has 9253 states and 12434 transitions. [2021-10-21 20:29:00,923 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 75.66666666666667) internal successors, (227), 3 states have internal predecessors, (227), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:29:00,924 INFO L276 IsEmpty]: Start isEmpty. Operand 9253 states and 12434 transitions. [2021-10-21 20:29:00,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1410 [2021-10-21 20:29:00,961 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:29:00,962 INFO L512 BasicCegarLoop]: trace histogram [50, 50, 50, 50, 49, 49, 46, 46, 46, 46, 46, 46, 41, 41, 41, 36, 36, 31, 31, 26, 26, 21, 21, 21, 21, 16, 15, 15, 14, 14, 13, 13, 8, 8, 5, 5, 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, 3, 3, 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] [2021-10-21 20:29:00,962 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2021-10-21 20:29:00,962 INFO L402 AbstractCegarLoop]: === Iteration 49 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:29:00,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:29:00,962 INFO L82 PathProgramCache]: Analyzing trace with hash 1629047791, now seen corresponding path program 1 times [2021-10-21 20:29:00,963 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:29:00,963 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [944002549] [2021-10-21 20:29:00,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:29:00,963 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:29:01,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:29:01,328 INFO L134 CoverageAnalysis]: Checked inductivity of 21979 backedges. 8882 proven. 0 refuted. 0 times theorem prover too weak. 13097 trivial. 0 not checked. [2021-10-21 20:29:01,329 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:29:01,329 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [944002549] [2021-10-21 20:29:01,329 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [944002549] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:29:01,329 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:29:01,330 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:29:01,330 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [731044950] [2021-10-21 20:29:01,331 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:29:01,332 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:29:01,332 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:29:01,332 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:29:01,333 INFO L87 Difference]: Start difference. First operand 9253 states and 12434 transitions. Second operand has 3 states, 3 states have (on average 76.66666666666667) internal successors, (230), 3 states have internal predecessors, (230), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:29:01,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:29:01,757 INFO L93 Difference]: Finished difference Result 16420 states and 22020 transitions. [2021-10-21 20:29:01,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:29:01,757 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 76.66666666666667) internal successors, (230), 3 states have internal predecessors, (230), 0 states have call successors, (0), 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 1409 [2021-10-21 20:29:01,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:29:01,758 INFO L225 Difference]: With dead ends: 16420 [2021-10-21 20:29:01,759 INFO L226 Difference]: Without dead ends: 0 [2021-10-21 20:29:01,765 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.0ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:29:01,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-21 20:29:01,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-21 20:29:01,766 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) [2021-10-21 20:29:01,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-21 20:29:01,767 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1409 [2021-10-21 20:29:01,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:29:01,767 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 20:29:01,768 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 76.66666666666667) internal successors, (230), 3 states have internal predecessors, (230), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:29:01,768 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-21 20:29:01,768 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-21 20:29:01,772 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:29:01,773 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2021-10-21 20:29:01,775 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-21 20:29:01,789 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:29:01,792 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:29:02,019 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:29:02,022 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:29:02,159 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:29:02,361 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:29:03,185 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:29:03,243 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:29:03,244 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:29:03,245 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:29:03,351 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:29:04,061 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:29:04,062 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:29:05,101 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:29:05,146 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:29:05,224 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:29:05,297 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:29:05,357 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:29:05,413 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:29:05,477 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:29:05,478 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:29:05,562 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:29:05,593 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:29:05,637 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:29:05,679 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:29:05,708 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:29:05,768 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:29:05,795 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:29:21,444 INFO L857 garLoopResultBuilder]: For program point L564(lines 564 567) no Hoare annotation was computed. [2021-10-21 20:29:21,444 INFO L853 garLoopResultBuilder]: At program point L201(lines 197 622) the Hoare annotation is: (let ((.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592))) (.cse4 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse6 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse8 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (.cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608))) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse12 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse13 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse14 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656))) (.cse15 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse16 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse17 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse18 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609))) (.cse19 (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse20 (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse21 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 (= 7 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 (= 6 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 (= 9 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 5) .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21) (and .cse0 .cse1 .cse2 .cse3 (= 8 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21))) [2021-10-21 20:29:21,445 INFO L853 garLoopResultBuilder]: At program point L168(lines 164 633) the Hoare annotation is: (let ((.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592))) (.cse4 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse7 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse8 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (.cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608))) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse12 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse13 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse14 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656))) (.cse15 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse16 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse17 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609))) (.cse18 (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse19 (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse20 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641))) (.cse21 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 (= 9 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 (= 7 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 5) .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 (= 6 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21) (and .cse0 .cse1 .cse2 .cse3 (= 8 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21))) [2021-10-21 20:29:21,446 INFO L853 garLoopResultBuilder]: At program point L135(lines 134 643) the Hoare annotation is: (let ((.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672))) (.cse6 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640))) (.cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse9 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608))) (.cse12 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse13 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse14 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse15 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657))) (.cse16 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse17 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656))) (.cse18 (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse19 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse20 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse21 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse22 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609))) (.cse23 (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse24 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641))) (.cse25 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 (= ULTIMATE.start_ssl3_accept_~s__hit~0 0) .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= 8 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 (= 6 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 (= 9 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 (= 7 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 5) .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25))) [2021-10-21 20:29:21,446 INFO L857 garLoopResultBuilder]: For program point L102(lines 102 104) no Hoare annotation was computed. [2021-10-21 20:29:21,446 INFO L857 garLoopResultBuilder]: For program point L466(lines 466 478) no Hoare annotation was computed. [2021-10-21 20:29:21,446 INFO L857 garLoopResultBuilder]: For program point L367(lines 367 369) no Hoare annotation was computed. [2021-10-21 20:29:21,447 INFO L857 garLoopResultBuilder]: For program point L367-2(lines 364 373) no Hoare annotation was computed. [2021-10-21 20:29:21,447 INFO L857 garLoopResultBuilder]: For program point L335(lines 335 339) no Hoare annotation was computed. [2021-10-21 20:29:21,447 INFO L857 garLoopResultBuilder]: For program point L335-2(lines 219 613) no Hoare annotation was computed. [2021-10-21 20:29:21,447 INFO L857 garLoopResultBuilder]: For program point L203(lines 203 620) no Hoare annotation was computed. [2021-10-21 20:29:21,447 INFO L857 garLoopResultBuilder]: For program point L170(lines 170 631) no Hoare annotation was computed. [2021-10-21 20:29:21,448 INFO L857 garLoopResultBuilder]: For program point L137(lines 137 642) no Hoare annotation was computed. [2021-10-21 20:29:21,448 INFO L853 garLoopResultBuilder]: At program point L402(lines 393 428) the Hoare annotation is: (let ((.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592))) (.cse4 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse7 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse8 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (.cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608))) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse12 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse13 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse14 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656))) (.cse15 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse16 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse17 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609))) (.cse18 (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse19 (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse20 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641))) (.cse21 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 (= 9 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 (= 7 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 5) .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 (= 6 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21) (and .cse0 .cse1 .cse2 .cse3 (= 8 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21))) [2021-10-21 20:29:21,448 INFO L857 garLoopResultBuilder]: For program point L270(lines 270 272) no Hoare annotation was computed. [2021-10-21 20:29:21,448 INFO L857 garLoopResultBuilder]: For program point L237(lines 237 248) no Hoare annotation was computed. [2021-10-21 20:29:21,449 INFO L857 garLoopResultBuilder]: For program point L237-2(lines 219 613) no Hoare annotation was computed. [2021-10-21 20:29:21,449 INFO L857 garLoopResultBuilder]: For program point L601(lines 601 607) no Hoare annotation was computed. [2021-10-21 20:29:21,449 INFO L857 garLoopResultBuilder]: For program point L601-1(lines 601 607) no Hoare annotation was computed. [2021-10-21 20:29:21,449 INFO L857 garLoopResultBuilder]: For program point L304(lines 304 308) no Hoare annotation was computed. [2021-10-21 20:29:21,449 INFO L857 garLoopResultBuilder]: For program point L304-2(lines 304 308) no Hoare annotation was computed. [2021-10-21 20:29:21,450 INFO L857 garLoopResultBuilder]: For program point L470(lines 470 472) no Hoare annotation was computed. [2021-10-21 20:29:21,450 INFO L857 garLoopResultBuilder]: For program point L470-2(lines 468 478) no Hoare annotation was computed. [2021-10-21 20:29:21,450 INFO L857 garLoopResultBuilder]: For program point L239(lines 239 242) no Hoare annotation was computed. [2021-10-21 20:29:21,450 INFO L857 garLoopResultBuilder]: For program point L206(lines 206 619) no Hoare annotation was computed. [2021-10-21 20:29:21,450 INFO L857 garLoopResultBuilder]: For program point L173(lines 173 630) no Hoare annotation was computed. [2021-10-21 20:29:21,450 INFO L857 garLoopResultBuilder]: For program point L140(lines 140 641) no Hoare annotation was computed. [2021-10-21 20:29:21,451 INFO L857 garLoopResultBuilder]: For program point L438(lines 438 440) no Hoare annotation was computed. [2021-10-21 20:29:21,451 INFO L857 garLoopResultBuilder]: For program point L405(lines 405 426) no Hoare annotation was computed. [2021-10-21 20:29:21,451 INFO L853 garLoopResultBuilder]: At program point L207(lines 203 620) the Hoare annotation is: (let ((.cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672))) (.cse2 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) (.cse3 (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse4 (<= 8656 ULTIMATE.start_ssl3_accept_~s__state~0))) (or (and .cse0 .cse1 .cse2 .cse3 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 5) .cse4) (and .cse0 .cse1 (= ULTIMATE.start_ssl3_accept_~s__hit~0 0) .cse2 .cse3 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 12) .cse4) (and .cse0 .cse1 .cse2 .cse3 (= 7 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse4) (and .cse0 .cse1 .cse2 .cse3 (= 9 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse4) (and .cse0 .cse1 .cse2 .cse3 (= 6 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse4) (and .cse0 .cse1 (= 8 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse2 .cse3 .cse4))) [2021-10-21 20:29:21,452 INFO L853 garLoopResultBuilder]: At program point L174(lines 170 631) the Hoare annotation is: (let ((.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592))) (.cse4 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640))) (.cse6 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse8 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (.cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608))) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse12 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse13 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656))) (.cse14 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse15 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse16 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse17 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609))) (.cse18 (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse19 (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse20 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641))) (.cse21 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 (= 6 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21) (and .cse0 .cse1 .cse2 .cse3 (= 8 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 (= 9 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 (= 7 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 5) .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21))) [2021-10-21 20:29:21,452 INFO L860 garLoopResultBuilder]: At program point L670(lines 109 671) the Hoare annotation is: true [2021-10-21 20:29:21,452 INFO L857 garLoopResultBuilder]: For program point L604(lines 604 606) no Hoare annotation was computed. [2021-10-21 20:29:21,452 INFO L857 garLoopResultBuilder]: For program point L406(lines 406 412) no Hoare annotation was computed. [2021-10-21 20:29:21,452 INFO L857 garLoopResultBuilder]: For program point L572(lines 572 586) no Hoare annotation was computed. [2021-10-21 20:29:21,453 INFO L857 garLoopResultBuilder]: For program point L539(lines 539 542) no Hoare annotation was computed. [2021-10-21 20:29:21,453 INFO L857 garLoopResultBuilder]: For program point L209(lines 209 618) no Hoare annotation was computed. [2021-10-21 20:29:21,453 INFO L857 garLoopResultBuilder]: For program point L176(lines 176 629) no Hoare annotation was computed. [2021-10-21 20:29:21,453 INFO L857 garLoopResultBuilder]: For program point L143(lines 143 640) no Hoare annotation was computed. [2021-10-21 20:29:21,453 INFO L853 garLoopResultBuilder]: At program point L110-2(lines 110 669) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_ssl3_accept_~s__hit~0 0)) (.cse1 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 12)) (.cse2 (<= ULTIMATE.start_ssl3_accept_~s__state~0 3))) (or (and .cse0 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8672) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) .cse1 (<= 8656 ULTIMATE.start_ssl3_accept_~s__state~0)) (and .cse0 .cse2) (= 8 ULTIMATE.start_ssl3_accept_~blastFlag~0) (and (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 3) .cse0 .cse1 (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0) (<= ULTIMATE.start_ssl3_accept_~s__state~0 8448)) (and .cse1 .cse2) (= 9 ULTIMATE.start_ssl3_accept_~blastFlag~0) (= 7 ULTIMATE.start_ssl3_accept_~blastFlag~0) (= 6 ULTIMATE.start_ssl3_accept_~blastFlag~0) (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 5))) [2021-10-21 20:29:21,454 INFO L857 garLoopResultBuilder]: For program point L507(lines 507 525) no Hoare annotation was computed. [2021-10-21 20:29:21,454 INFO L857 garLoopResultBuilder]: For program point L243(lines 243 246) no Hoare annotation was computed. [2021-10-21 20:29:21,454 INFO L853 garLoopResultBuilder]: At program point L177(lines 176 629) the Hoare annotation is: (let ((.cse0 (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse1 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8448))) (or (and (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 5) .cse0 .cse1) (and (= 9 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse0 .cse1) (and (= 7 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse0 .cse1) (and (= 6 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse0 .cse1) (and (= 8 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse0 .cse1) (and (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561)) (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481)) (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 3) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529)) (= ULTIMATE.start_ssl3_accept_~s__hit~0 0) (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)) (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512))))) [2021-10-21 20:29:21,455 INFO L853 garLoopResultBuilder]: At program point L144(lines 137 642) the Hoare annotation is: (let ((.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592))) (.cse4 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse7 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse9 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608))) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse12 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse13 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse14 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse15 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656))) (.cse16 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse17 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse18 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse19 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609))) (.cse20 (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse21 (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse22 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641))) (.cse23 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 (= 9 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 (= 7 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 (= 6 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23) (and .cse0 .cse1 .cse2 .cse3 (= 8 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 5) .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23))) [2021-10-21 20:29:21,455 INFO L857 garLoopResultBuilder]: For program point L111(line 111) no Hoare annotation was computed. [2021-10-21 20:29:21,455 INFO L857 garLoopResultBuilder]: For program point L575(lines 575 585) no Hoare annotation was computed. [2021-10-21 20:29:21,455 INFO L857 garLoopResultBuilder]: For program point L344(lines 344 385) no Hoare annotation was computed. [2021-10-21 20:29:21,455 INFO L857 garLoopResultBuilder]: For program point L212(lines 212 617) no Hoare annotation was computed. [2021-10-21 20:29:21,456 INFO L857 garLoopResultBuilder]: For program point L179(lines 179 628) no Hoare annotation was computed. [2021-10-21 20:29:21,456 INFO L857 garLoopResultBuilder]: For program point L146(lines 146 639) no Hoare annotation was computed. [2021-10-21 20:29:21,456 INFO L857 garLoopResultBuilder]: For program point L113(lines 113 650) no Hoare annotation was computed. [2021-10-21 20:29:21,456 INFO L857 garLoopResultBuilder]: For program point L675(lines 675 677) no Hoare annotation was computed. [2021-10-21 20:29:21,456 INFO L857 garLoopResultBuilder]: For program point L675-2(lines 675 677) no Hoare annotation was computed. [2021-10-21 20:29:21,456 INFO L857 garLoopResultBuilder]: For program point L510(lines 510 524) no Hoare annotation was computed. [2021-10-21 20:29:21,457 INFO L853 garLoopResultBuilder]: At program point L213(lines 209 618) the Hoare annotation is: (let ((.cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656))) (.cse2 (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse3 (<= 8656 ULTIMATE.start_ssl3_accept_~s__state~0))) (or (and (= 8 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse2 (= 7 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse3) (and (= ULTIMATE.start_ssl3_accept_~s__hit~0 0) .cse0 .cse1 .cse2 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 12) .cse3) (and .cse0 .cse1 .cse2 (= 9 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse3) (and .cse0 .cse1 .cse2 (= 6 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse3) (and .cse0 .cse1 .cse2 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 5) .cse3))) [2021-10-21 20:29:21,457 INFO L853 garLoopResultBuilder]: At program point L114(lines 113 650) the Hoare annotation is: (let ((.cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672))) (.cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656))) (.cse4 (<= 8656 ULTIMATE.start_ssl3_accept_~s__state~0))) (or (and .cse0 .cse1 .cse2 .cse3 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 5) .cse4) (and .cse0 .cse1 .cse2 .cse3 (= 7 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse4) (and .cse0 .cse1 .cse2 .cse3 (= 9 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse4) (and .cse0 .cse1 .cse2 .cse3 (= 6 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse4) (and .cse0 .cse1 (= 8 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse2 .cse3 .cse4))) [2021-10-21 20:29:21,457 INFO L857 garLoopResultBuilder]: For program point L544(lines 544 558) no Hoare annotation was computed. [2021-10-21 20:29:21,457 INFO L857 garLoopResultBuilder]: For program point L578(lines 578 584) no Hoare annotation was computed. [2021-10-21 20:29:21,458 INFO L857 garLoopResultBuilder]: For program point L446-1(lines 446 454) no Hoare annotation was computed. [2021-10-21 20:29:21,458 INFO L857 garLoopResultBuilder]: For program point L347(lines 347 384) no Hoare annotation was computed. [2021-10-21 20:29:21,458 INFO L857 garLoopResultBuilder]: For program point L347-1(lines 347 384) no Hoare annotation was computed. [2021-10-21 20:29:21,458 INFO L857 garLoopResultBuilder]: For program point L215(lines 215 616) no Hoare annotation was computed. [2021-10-21 20:29:21,458 INFO L857 garLoopResultBuilder]: For program point L182(lines 182 627) no Hoare annotation was computed. [2021-10-21 20:29:21,459 INFO L857 garLoopResultBuilder]: For program point L149(lines 149 638) no Hoare annotation was computed. [2021-10-21 20:29:21,459 INFO L857 garLoopResultBuilder]: For program point L116(lines 116 649) no Hoare annotation was computed. [2021-10-21 20:29:21,459 INFO L857 garLoopResultBuilder]: For program point L513(lines 513 523) no Hoare annotation was computed. [2021-10-21 20:29:21,459 INFO L853 garLoopResultBuilder]: At program point L414(lines 405 426) the Hoare annotation is: (let ((.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592))) (.cse4 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse7 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse8 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (.cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608))) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse12 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse13 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse14 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656))) (.cse15 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse16 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse17 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609))) (.cse18 (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse19 (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse20 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641))) (.cse21 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 (= 9 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 (= 7 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 5) .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 (= 6 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21) (and .cse0 .cse1 .cse2 .cse3 (= 8 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21))) [2021-10-21 20:29:21,460 INFO L857 garLoopResultBuilder]: For program point L348(lines 348 381) no Hoare annotation was computed. [2021-10-21 20:29:21,460 INFO L857 garLoopResultBuilder]: For program point L315(lines 315 325) no Hoare annotation was computed. [2021-10-21 20:29:21,460 INFO L857 garLoopResultBuilder]: For program point L315-2(lines 315 325) no Hoare annotation was computed. [2021-10-21 20:29:21,460 INFO L853 garLoopResultBuilder]: At program point L216(lines 215 616) the Hoare annotation is: (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) [2021-10-21 20:29:21,460 INFO L853 garLoopResultBuilder]: At program point L183(lines 179 628) the Hoare annotation is: (let ((.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592))) (.cse3 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse6 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse8 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (.cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608))) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse12 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse13 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656))) (.cse14 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse15 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse16 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse17 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609))) (.cse18 (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse19 (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse20 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641))) (.cse21 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 (= 6 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21) (and .cse0 .cse1 .cse2 (= 8 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 (= 9 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 (= 7 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 5) .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21))) [2021-10-21 20:29:21,461 INFO L853 garLoopResultBuilder]: At program point L150(lines 146 639) the Hoare annotation is: (let ((.cse0 (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse5 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse7 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (.cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608))) (.cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse11 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse12 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse13 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656))) (.cse14 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse15 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse16 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse17 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609))) (.cse18 (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse19 (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse20 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641))) (.cse21 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 5) .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21) (and .cse0 .cse1 .cse2 (= 8 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 (= 7 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 (= 6 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 (= 9 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21))) [2021-10-21 20:29:21,461 INFO L857 garLoopResultBuilder]: For program point L547(lines 547 557) no Hoare annotation was computed. [2021-10-21 20:29:21,461 INFO L860 garLoopResultBuilder]: At program point L680(lines 22 682) the Hoare annotation is: true [2021-10-21 20:29:21,462 INFO L853 garLoopResultBuilder]: At program point L614(lines 110 669) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_ssl3_accept_~s__hit~0 0)) (.cse1 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 12)) (.cse2 (<= ULTIMATE.start_ssl3_accept_~s__state~0 3))) (or (and .cse0 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8672) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) .cse1 (<= 8656 ULTIMATE.start_ssl3_accept_~s__state~0)) (and .cse0 .cse2) (= 8 ULTIMATE.start_ssl3_accept_~blastFlag~0) (and (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 3) .cse0 .cse1 (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0) (<= ULTIMATE.start_ssl3_accept_~s__state~0 8448)) (and .cse1 .cse2) (= 9 ULTIMATE.start_ssl3_accept_~blastFlag~0) (= 7 ULTIMATE.start_ssl3_accept_~blastFlag~0) (= 6 ULTIMATE.start_ssl3_accept_~blastFlag~0) (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 5))) [2021-10-21 20:29:21,462 INFO L857 garLoopResultBuilder]: For program point L581(lines 581 583) no Hoare annotation was computed. [2021-10-21 20:29:21,462 INFO L857 garLoopResultBuilder]: For program point L581-2(lines 219 613) no Hoare annotation was computed. [2021-10-21 20:29:21,462 INFO L857 garLoopResultBuilder]: For program point L449(lines 449 452) no Hoare annotation was computed. [2021-10-21 20:29:21,462 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-21 20:29:21,463 INFO L853 garLoopResultBuilder]: At program point L218(lines 217 616) the Hoare annotation is: (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) [2021-10-21 20:29:21,463 INFO L857 garLoopResultBuilder]: For program point L185(lines 185 626) no Hoare annotation was computed. [2021-10-21 20:29:21,463 INFO L857 garLoopResultBuilder]: For program point L152(lines 152 637) no Hoare annotation was computed. [2021-10-21 20:29:21,463 INFO L857 garLoopResultBuilder]: For program point L119(lines 119 648) no Hoare annotation was computed. [2021-10-21 20:29:21,463 INFO L857 garLoopResultBuilder]: For program point L516(lines 516 522) no Hoare annotation was computed. [2021-10-21 20:29:21,464 INFO L857 garLoopResultBuilder]: For program point L483(lines 483 485) no Hoare annotation was computed. [2021-10-21 20:29:21,464 INFO L857 garLoopResultBuilder]: For program point L516-2(lines 219 613) no Hoare annotation was computed. [2021-10-21 20:29:21,464 INFO L857 garLoopResultBuilder]: For program point L417(lines 417 419) no Hoare annotation was computed. [2021-10-21 20:29:21,464 INFO L857 garLoopResultBuilder]: For program point L483-2(lines 219 613) no Hoare annotation was computed. [2021-10-21 20:29:21,464 INFO L857 garLoopResultBuilder]: For program point L417-2(lines 413 426) no Hoare annotation was computed. [2021-10-21 20:29:21,465 INFO L857 garLoopResultBuilder]: For program point L285(lines 285 287) no Hoare annotation was computed. [2021-10-21 20:29:21,465 INFO L857 garLoopResultBuilder]: For program point L285-2(lines 219 613) no Hoare annotation was computed. [2021-10-21 20:29:21,465 INFO L857 garLoopResultBuilder]: For program point L550(lines 550 556) no Hoare annotation was computed. [2021-10-21 20:29:21,465 INFO L857 garLoopResultBuilder]: For program point L319(lines 319 321) no Hoare annotation was computed. [2021-10-21 20:29:21,465 INFO L857 garLoopResultBuilder]: For program point L319-2(lines 317 325) no Hoare annotation was computed. [2021-10-21 20:29:21,465 INFO L857 garLoopResultBuilder]: For program point L353(lines 353 379) no Hoare annotation was computed. [2021-10-21 20:29:21,466 INFO L857 garLoopResultBuilder]: For program point L254(lines 254 264) no Hoare annotation was computed. [2021-10-21 20:29:21,466 INFO L857 garLoopResultBuilder]: For program point L188(lines 188 625) no Hoare annotation was computed. [2021-10-21 20:29:21,466 INFO L857 garLoopResultBuilder]: For program point L155(lines 155 636) no Hoare annotation was computed. [2021-10-21 20:29:21,466 INFO L857 garLoopResultBuilder]: For program point L122(lines 122 647) no Hoare annotation was computed. [2021-10-21 20:29:21,466 INFO L857 garLoopResultBuilder]: For program point L651(lines 651 667) no Hoare annotation was computed. [2021-10-21 20:29:21,467 INFO L857 garLoopResultBuilder]: For program point L519(lines 519 521) no Hoare annotation was computed. [2021-10-21 20:29:21,467 INFO L857 garLoopResultBuilder]: For program point L255(lines 255 258) no Hoare annotation was computed. [2021-10-21 20:29:21,467 INFO L853 garLoopResultBuilder]: At program point L222(lines 116 649) the Hoare annotation is: (let ((.cse25 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 5)) (.cse27 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (.cse28 (= 8 ULTIMATE.start_ssl3_accept_~blastFlag~0)) (.cse26 (<= 8656 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672))) (.cse6 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640))) (.cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse9 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608))) (.cse12 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse13 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse14 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse15 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657))) (.cse16 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse17 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656))) (.cse18 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse19 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse20 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse21 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609))) (.cse22 (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse23 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641))) (.cse24 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 (= 7 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24) (and .cse3 .cse5 .cse15 .cse17 .cse25 .cse26) (and .cse0 .cse1 .cse2 .cse4 .cse6 .cse7 .cse8 .cse9 .cse10 .cse27 .cse11 .cse12 .cse13 .cse14 .cse16 .cse17 .cse25 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 (= 9 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24) (and .cse0 .cse1 .cse2 .cse4 .cse28 .cse6 .cse7 .cse8 .cse9 .cse10 .cse27 .cse11 .cse12 .cse13 .cse14 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24) (and .cse3 .cse5 .cse28 .cse15 .cse17 .cse26) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 (= 6 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24))) [2021-10-21 20:29:21,468 INFO L853 garLoopResultBuilder]: At program point L189(lines 185 626) the Hoare annotation is: (let ((.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse3 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse6 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse8 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (.cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608))) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse12 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse13 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse14 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656))) (.cse15 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse16 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse17 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse18 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609))) (.cse19 (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse20 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641))) (.cse21 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 (= 9 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 (= 7 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 (= 6 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 5) .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21) (and .cse0 .cse1 .cse2 (= 8 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21))) [2021-10-21 20:29:21,468 INFO L853 garLoopResultBuilder]: At program point L156(lines 152 637) the Hoare annotation is: (let ((.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592))) (.cse4 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse8 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (.cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608))) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse12 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse13 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse14 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656))) (.cse15 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse16 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse17 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse18 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609))) (.cse19 (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse20 (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse21 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 (= 9 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21) (and .cse0 .cse1 .cse2 .cse3 (= 8 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 (= 6 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 5) .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 (= 7 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21))) [2021-10-21 20:29:21,468 INFO L857 garLoopResultBuilder]: For program point L652(lines 652 666) no Hoare annotation was computed. [2021-10-21 20:29:21,468 INFO L857 garLoopResultBuilder]: For program point L553(lines 553 555) no Hoare annotation was computed. [2021-10-21 20:29:21,469 INFO L853 garLoopResultBuilder]: At program point L520(lines 83 681) the Hoare annotation is: false [2021-10-21 20:29:21,469 INFO L857 garLoopResultBuilder]: For program point L553-2(lines 219 613) no Hoare annotation was computed. [2021-10-21 20:29:21,469 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-21 20:29:21,469 INFO L857 garLoopResultBuilder]: For program point L653(lines 653 658) no Hoare annotation was computed. [2021-10-21 20:29:21,469 INFO L857 garLoopResultBuilder]: For program point L653-2(lines 652 666) no Hoare annotation was computed. [2021-10-21 20:29:21,470 INFO L857 garLoopResultBuilder]: For program point L356(lines 356 360) no Hoare annotation was computed. [2021-10-21 20:29:21,470 INFO L857 garLoopResultBuilder]: For program point L356-2(lines 356 360) no Hoare annotation was computed. [2021-10-21 20:29:21,470 INFO L857 garLoopResultBuilder]: For program point L191(lines 191 624) no Hoare annotation was computed. [2021-10-21 20:29:21,470 INFO L857 garLoopResultBuilder]: For program point L158(lines 158 635) no Hoare annotation was computed. [2021-10-21 20:29:21,470 INFO L857 garLoopResultBuilder]: For program point L125(lines 125 646) no Hoare annotation was computed. [2021-10-21 20:29:21,470 INFO L857 garLoopResultBuilder]: For program point L93(lines 93 99) no Hoare annotation was computed. [2021-10-21 20:29:21,471 INFO L857 garLoopResultBuilder]: For program point L655(lines 655 657) no Hoare annotation was computed. [2021-10-21 20:29:21,471 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-21 20:29:21,471 INFO L857 garLoopResultBuilder]: For program point L227(lines 227 229) no Hoare annotation was computed. [2021-10-21 20:29:21,471 INFO L857 garLoopResultBuilder]: For program point L194(lines 194 623) no Hoare annotation was computed. [2021-10-21 20:29:21,471 INFO L857 garLoopResultBuilder]: For program point L161(lines 161 634) no Hoare annotation was computed. [2021-10-21 20:29:21,472 INFO L857 garLoopResultBuilder]: For program point L227-2(lines 227 229) no Hoare annotation was computed. [2021-10-21 20:29:21,472 INFO L857 garLoopResultBuilder]: For program point L128(lines 128 645) no Hoare annotation was computed. [2021-10-21 20:29:21,472 INFO L857 garLoopResultBuilder]: For program point L591(lines 591 595) no Hoare annotation was computed. [2021-10-21 20:29:21,472 INFO L857 garLoopResultBuilder]: For program point L591-2(lines 591 595) no Hoare annotation was computed. [2021-10-21 20:29:21,472 INFO L857 garLoopResultBuilder]: For program point L393(lines 393 428) no Hoare annotation was computed. [2021-10-21 20:29:21,473 INFO L853 garLoopResultBuilder]: At program point L195(lines 191 624) the Hoare annotation is: (let ((.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592))) (.cse4 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse7 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse9 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse12 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse13 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse14 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656))) (.cse15 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse16 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse17 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse18 (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse19 (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse20 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641))) (.cse21 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 (= 6 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21) (and .cse0 .cse1 .cse2 .cse3 (= 8 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 5) .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 (= 7 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 (= 9 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21))) [2021-10-21 20:29:21,473 INFO L853 garLoopResultBuilder]: At program point L162(lines 158 635) the Hoare annotation is: (let ((.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592))) (.cse4 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse7 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse9 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608))) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse12 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse13 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse14 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656))) (.cse15 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse16 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse17 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609))) (.cse18 (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse19 (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse20 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641))) (.cse21 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 5) .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 (= 9 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 (= 7 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21) (and .cse0 .cse1 .cse2 .cse3 (= 8 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 (= 6 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21))) [2021-10-21 20:29:21,473 INFO L857 garLoopResultBuilder]: For program point L96(lines 96 98) no Hoare annotation was computed. [2021-10-21 20:29:21,474 INFO L857 garLoopResultBuilder]: For program point L96-2(lines 93 99) no Hoare annotation was computed. [2021-10-21 20:29:21,474 INFO L857 garLoopResultBuilder]: For program point L460(lines 460 462) no Hoare annotation was computed. [2021-10-21 20:29:21,474 INFO L857 garLoopResultBuilder]: For program point L394(lines 394 400) no Hoare annotation was computed. [2021-10-21 20:29:21,474 INFO L857 garLoopResultBuilder]: For program point L460-2(lines 219 613) no Hoare annotation was computed. [2021-10-21 20:29:21,474 INFO L860 garLoopResultBuilder]: At program point L692(lines 683 694) the Hoare annotation is: true [2021-10-21 20:29:21,474 INFO L857 garLoopResultBuilder]: For program point L197(lines 197 622) no Hoare annotation was computed. [2021-10-21 20:29:21,475 INFO L857 garLoopResultBuilder]: For program point L164(lines 164 633) no Hoare annotation was computed. [2021-10-21 20:29:21,475 INFO L857 garLoopResultBuilder]: For program point L131(lines 131 644) no Hoare annotation was computed. [2021-10-21 20:29:21,475 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-21 20:29:21,475 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 679) no Hoare annotation was computed. [2021-10-21 20:29:21,475 INFO L857 garLoopResultBuilder]: For program point L660(lines 660 664) no Hoare annotation was computed. [2021-10-21 20:29:21,476 INFO L857 garLoopResultBuilder]: For program point L495(lines 495 497) no Hoare annotation was computed. [2021-10-21 20:29:21,476 INFO L857 garLoopResultBuilder]: For program point L495-2(lines 219 613) no Hoare annotation was computed. [2021-10-21 20:29:21,476 INFO L853 garLoopResultBuilder]: At program point L132(lines 128 645) the Hoare annotation is: (let ((.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592))) (.cse3 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse6 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse8 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (.cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608))) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse11 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse12 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse13 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656))) (.cse14 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse15 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse16 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse17 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609))) (.cse18 (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse19 (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse20 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641))) (.cse21 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 .cse1 .cse2 (= 8 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 (= 6 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 (= 7 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 5) .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 (= 9 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21))) [2021-10-21 20:29:21,476 INFO L857 garLoopResultBuilder]: For program point L529(lines 529 533) no Hoare annotation was computed. [2021-10-21 20:29:21,477 INFO L857 garLoopResultBuilder]: For program point L529-2(lines 529 533) no Hoare annotation was computed. [2021-10-21 20:29:21,477 INFO L857 garLoopResultBuilder]: For program point L364(lines 364 375) no Hoare annotation was computed. [2021-10-21 20:29:21,477 INFO L857 garLoopResultBuilder]: For program point L298(lines 298 300) no Hoare annotation was computed. [2021-10-21 20:29:21,477 INFO L857 garLoopResultBuilder]: For program point L232(lines 232 234) no Hoare annotation was computed. [2021-10-21 20:29:21,477 INFO L857 garLoopResultBuilder]: For program point L298-2(lines 219 613) no Hoare annotation was computed. [2021-10-21 20:29:21,478 INFO L853 garLoopResultBuilder]: At program point L365(lines 341 386) the Hoare annotation is: (let ((.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592))) (.cse4 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse7 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse9 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608))) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse12 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse13 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse14 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656))) (.cse15 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse16 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse17 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609))) (.cse18 (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse19 (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse20 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641))) (.cse21 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 5) .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 (= 9 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 (= 7 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21) (and .cse0 .cse1 .cse2 .cse3 (= 8 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 (= 6 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21))) [2021-10-21 20:29:21,478 INFO L857 garLoopResultBuilder]: For program point L200(lines 200 621) no Hoare annotation was computed. [2021-10-21 20:29:21,478 INFO L857 garLoopResultBuilder]: For program point L167(lines 167 632) no Hoare annotation was computed. [2021-10-21 20:29:21,478 INFO L857 garLoopResultBuilder]: For program point L134(lines 134 643) no Hoare annotation was computed. [2021-10-21 20:29:21,478 INFO L857 garLoopResultBuilder]: For program point L101(lines 101 105) no Hoare annotation was computed. [2021-10-21 20:29:21,479 INFO L857 garLoopResultBuilder]: For program point L101-1(lines 83 681) no Hoare annotation was computed. [2021-10-21 20:29:21,484 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-21 20:29:21,586 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.10 08:29:21 BoogieIcfgContainer [2021-10-21 20:29:21,586 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-21 20:29:21,586 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-21 20:29:21,587 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-21 20:29:21,587 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-21 20:29:21,588 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 08:28:14" (3/4) ... [2021-10-21 20:29:21,591 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-21 20:29:21,613 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2021-10-21 20:29:21,614 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-10-21 20:29:21,616 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-21 20:29:21,617 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-21 20:29:21,766 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b53751a-6cb1-4625-9b78-65f2afcc51d6/bin/uautomizer-j4sWxH34Be/witness.graphml [2021-10-21 20:29:21,767 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-21 20:29:21,768 INFO L168 Benchmark]: Toolchain (without parser) took 69600.89 ms. Allocated memory was 90.2 MB in the beginning and 1.6 GB in the end (delta: 1.5 GB). Free memory was 62.0 MB in the beginning and 1.1 GB in the end (delta: -1.1 GB). Peak memory consumption was 434.3 MB. Max. memory is 16.1 GB. [2021-10-21 20:29:21,769 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 90.2 MB. Free memory was 58.4 MB in the beginning and 58.3 MB in the end (delta: 77.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 20:29:21,769 INFO L168 Benchmark]: CACSL2BoogieTranslator took 491.64 ms. Allocated memory is still 90.2 MB. Free memory was 61.8 MB in the beginning and 46.6 MB in the end (delta: 15.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-21 20:29:21,770 INFO L168 Benchmark]: Boogie Procedure Inliner took 69.98 ms. Allocated memory is still 90.2 MB. Free memory was 46.4 MB in the beginning and 43.6 MB in the end (delta: 2.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-21 20:29:21,770 INFO L168 Benchmark]: Boogie Preprocessor took 98.88 ms. Allocated memory is still 90.2 MB. Free memory was 43.6 MB in the beginning and 41.3 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-21 20:29:21,771 INFO L168 Benchmark]: RCFGBuilder took 1187.76 ms. Allocated memory was 90.2 MB in the beginning and 111.1 MB in the end (delta: 21.0 MB). Free memory was 41.3 MB in the beginning and 63.5 MB in the end (delta: -22.2 MB). Peak memory consumption was 16.1 MB. Max. memory is 16.1 GB. [2021-10-21 20:29:21,771 INFO L168 Benchmark]: TraceAbstraction took 67565.16 ms. Allocated memory was 111.1 MB in the beginning and 1.6 GB in the end (delta: 1.5 GB). Free memory was 63.4 MB in the beginning and 1.1 GB in the end (delta: -1.1 GB). Peak memory consumption was 1.1 GB. Max. memory is 16.1 GB. [2021-10-21 20:29:21,772 INFO L168 Benchmark]: Witness Printer took 180.41 ms. Allocated memory is still 1.6 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 19.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2021-10-21 20:29:21,774 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 90.2 MB. Free memory was 58.4 MB in the beginning and 58.3 MB in the end (delta: 77.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 491.64 ms. Allocated memory is still 90.2 MB. Free memory was 61.8 MB in the beginning and 46.6 MB in the end (delta: 15.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 69.98 ms. Allocated memory is still 90.2 MB. Free memory was 46.4 MB in the beginning and 43.6 MB in the end (delta: 2.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 98.88 ms. Allocated memory is still 90.2 MB. Free memory was 43.6 MB in the beginning and 41.3 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1187.76 ms. Allocated memory was 90.2 MB in the beginning and 111.1 MB in the end (delta: 21.0 MB). Free memory was 41.3 MB in the beginning and 63.5 MB in the end (delta: -22.2 MB). Peak memory consumption was 16.1 MB. Max. memory is 16.1 GB. * TraceAbstraction took 67565.16 ms. Allocated memory was 111.1 MB in the beginning and 1.6 GB in the end (delta: 1.5 GB). Free memory was 63.4 MB in the beginning and 1.1 GB in the end (delta: -1.1 GB). Peak memory consumption was 1.1 GB. Max. memory is 16.1 GB. * Witness Printer took 180.41 ms. Allocated memory is still 1.6 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 19.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 679]: 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, 158 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 67353.0ms, OverallIterations: 49, TraceHistogramMax: 50, EmptinessCheckTime: 526.7ms, AutomataDifference: 13279.7ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 19669.9ms, InitialAbstractionConstructionTime: 16.9ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 11161 SDtfs, 7714 SDslu, 4465 SDs, 0 SdLazy, 4125 SolverSat, 1673 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4368.3ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5067 GetRequests, 5002 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 182.6ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=13000occurred in iteration=43, InterpolantAutomatonStates: 149, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 7253.3ms AutomataMinimizationTime, 49 MinimizatonAttempts, 4693 StatesRemovedByMinimization, 31 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 28 LocationsWithAnnotation, 28 PreInvPairs, 874 NumberOfFragments, 8218 HoareAnnotationTreeSize, 28 FomulaSimplifications, 408238 FormulaSimplificationTreeSizeReduction, 4050.0ms HoareSimplificationTime, 28 FomulaSimplificationsInter, 71988 FormulaSimplificationTreeSizeReductionInter, 15585.8ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 519.7ms SsaConstructionTime, 1867.3ms SatisfiabilityAnalysisTime, 16464.3ms InterpolantComputationTime, 21599 NumberOfCodeBlocks, 21599 NumberOfCodeBlocksAsserted, 57 NumberOfCheckSat, 21542 ConstructedInterpolants, 0 QuantifiedInterpolants, 26869 SizeOfPredicates, 1 NumberOfNonLiveVariables, 7707 ConjunctsInSsa, 21 ConjunctsInUnsatCore, 57 InterpolantComputations, 48 PerfectInterpolantSequences, 172858/173092 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: 683]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 164]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8592)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && s__state <= 8656) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8656)) && 9 == blastFlag) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) || ((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8592)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && s__state <= 8656) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8656)) && 7 == blastFlag) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512))) || ((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8592)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && s__state <= 8656) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8656)) && blastFlag <= 5) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512))) || ((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8592)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && s__state <= 8656) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8656)) && 6 == blastFlag) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512))) || ((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8592)) && 8 == blastFlag) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && s__state <= 8656) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8656)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) - InvariantResult [Line: 134]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8673)) && !(s__state == 8592)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && s__hit == 0) && !(8576 == s__state)) && !(s__state == 8657)) && !(8560 == s__state)) && !(s__state == 8656)) && !(12292 == s__state)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) || ((((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8673)) && !(s__state == 8592)) && !(s__state == 8672)) && 8 == blastFlag) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(s__state == 8657)) && !(8560 == s__state)) && !(s__state == 8656)) && !(12292 == s__state)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512))) || ((((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8673)) && !(s__state == 8592)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(s__state == 8657)) && !(8560 == s__state)) && !(s__state == 8656)) && !(12292 == s__state)) && 6 == blastFlag) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512))) || ((((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8673)) && !(s__state == 8592)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(s__state == 8657)) && !(8560 == s__state)) && !(s__state == 8656)) && !(12292 == s__state)) && 9 == blastFlag) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512))) || ((((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8673)) && !(s__state == 8592)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(s__state == 8657)) && !(8560 == s__state)) && !(s__state == 8656)) && !(12292 == s__state)) && 7 == blastFlag) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512))) || ((((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8673)) && !(s__state == 8592)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(s__state == 8657)) && !(8560 == s__state)) && !(s__state == 8656)) && !(12292 == s__state)) && blastFlag <= 5) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) - InvariantResult [Line: 215]: Loop Invariant Derived loop invariant: !(s__state == 8640) - InvariantResult [Line: 110]: Loop Invariant Derived loop invariant: (((((((((((s__hit == 0 && s__state <= 8672) && !(s__state == 8657)) && blastFlag <= 12) && 8656 <= s__state) || (s__hit == 0 && s__state <= 3)) || 8 == blastFlag) || ((((s__s3__tmp__next_state___0 <= 3 && s__hit == 0) && blastFlag <= 12) && 8448 <= s__state) && s__state <= 8448)) || (blastFlag <= 12 && s__state <= 3)) || 9 == blastFlag) || 7 == blastFlag) || 6 == blastFlag) || blastFlag <= 5 - InvariantResult [Line: 203]: Loop Invariant Derived loop invariant: (((((((((!(s__state == 8673) && !(s__state == 8672)) && s__state <= 8672) && !(12292 == s__state)) && blastFlag <= 5) && 8656 <= s__state) || ((((((!(s__state == 8673) && !(s__state == 8672)) && s__hit == 0) && s__state <= 8672) && !(12292 == s__state)) && blastFlag <= 12) && 8656 <= s__state)) || (((((!(s__state == 8673) && !(s__state == 8672)) && s__state <= 8672) && !(12292 == s__state)) && 7 == blastFlag) && 8656 <= s__state)) || (((((!(s__state == 8673) && !(s__state == 8672)) && s__state <= 8672) && !(12292 == s__state)) && 9 == blastFlag) && 8656 <= s__state)) || (((((!(s__state == 8673) && !(s__state == 8672)) && s__state <= 8672) && !(12292 == s__state)) && 6 == blastFlag) && 8656 <= s__state)) || (((((!(s__state == 8673) && !(s__state == 8672)) && 8 == blastFlag) && s__state <= 8672) && !(12292 == s__state)) && 8656 <= s__state) - InvariantResult [Line: 191]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8592)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && s__state <= 8656) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8656)) && 6 == blastFlag) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) || ((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8592)) && 8 == blastFlag) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && s__state <= 8656) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8656)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512))) || ((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8592)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && s__state <= 8656) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8656)) && blastFlag <= 5) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512))) || ((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8592)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && s__state <= 8656) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8656)) && 7 == blastFlag) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512))) || ((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8592)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && s__state <= 8656) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8656)) && 9 == blastFlag) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8592)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && s__state <= 8656) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8656)) && 9 == blastFlag) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) || ((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8592)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && s__state <= 8656) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8656)) && 7 == blastFlag) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512))) || ((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8592)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && s__state <= 8656) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8656)) && 6 == blastFlag) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512))) || ((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8592)) && 8 == blastFlag) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && s__state <= 8656) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8656)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512))) || ((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8592)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && s__state <= 8656) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8656)) && blastFlag <= 5) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) - InvariantResult [Line: 83]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 217]: Loop Invariant Derived loop invariant: !(s__state == 8640) - InvariantResult [Line: 110]: Loop Invariant Derived loop invariant: (((((((((((s__hit == 0 && s__state <= 8672) && !(s__state == 8657)) && blastFlag <= 12) && 8656 <= s__state) || (s__hit == 0 && s__state <= 3)) || 8 == blastFlag) || ((((s__s3__tmp__next_state___0 <= 3 && s__hit == 0) && blastFlag <= 12) && 8448 <= s__state) && s__state <= 8448)) || (blastFlag <= 12 && s__state <= 3)) || 9 == blastFlag) || 7 == blastFlag) || 6 == blastFlag) || blastFlag <= 5 - InvariantResult [Line: 109]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 116]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8673)) && !(s__state == 8592)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(s__state == 8657)) && !(8560 == s__state)) && !(s__state == 8656)) && 7 == blastFlag) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) || (((((!(s__state == 8673) && !(s__state == 8672)) && !(s__state == 8657)) && !(s__state == 8656)) && blastFlag <= 5) && 8656 <= s__state)) || (((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8592)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && s__state <= 8656) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8656)) && blastFlag <= 5) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512))) || (((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8673)) && !(s__state == 8592)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(s__state == 8657)) && !(8560 == s__state)) && !(s__state == 8656)) && 9 == blastFlag) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512))) || (((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8592)) && 8 == blastFlag) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && s__state <= 8656) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8656)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512))) || (((((!(s__state == 8673) && !(s__state == 8672)) && 8 == blastFlag) && !(s__state == 8657)) && !(s__state == 8656)) && 8656 <= s__state)) || (((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8673)) && !(s__state == 8592)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(s__state == 8657)) && !(8560 == s__state)) && !(s__state == 8656)) && 6 == blastFlag) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) - InvariantResult [Line: 113]: Loop Invariant Derived loop invariant: ((((((((!(s__state == 8673) && !(s__state == 8672)) && !(s__state == 8657)) && !(s__state == 8656)) && blastFlag <= 5) && 8656 <= s__state) || (((((!(s__state == 8673) && !(s__state == 8672)) && !(s__state == 8657)) && !(s__state == 8656)) && 7 == blastFlag) && 8656 <= s__state)) || (((((!(s__state == 8673) && !(s__state == 8672)) && !(s__state == 8657)) && !(s__state == 8656)) && 9 == blastFlag) && 8656 <= s__state)) || (((((!(s__state == 8673) && !(s__state == 8672)) && !(s__state == 8657)) && !(s__state == 8656)) && 6 == blastFlag) && 8656 <= s__state)) || (((((!(s__state == 8673) && !(s__state == 8672)) && 8 == blastFlag) && !(s__state == 8657)) && !(s__state == 8656)) && 8656 <= s__state) - InvariantResult [Line: 341]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8592)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && s__state <= 8656) && !(s__state == 8608)) && !(s__state == 8481)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8656)) && blastFlag <= 5) && !(s__state == 8545)) && !(8448 == s__state)) && !(s__state == 8609)) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) || ((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8592)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && s__state <= 8656) && !(s__state == 8608)) && !(s__state == 8481)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8656)) && 9 == blastFlag) && !(s__state == 8545)) && !(8448 == s__state)) && !(s__state == 8609)) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512))) || ((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8592)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && s__state <= 8656) && !(s__state == 8608)) && !(s__state == 8481)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8656)) && 7 == blastFlag) && !(s__state == 8545)) && !(8448 == s__state)) && !(s__state == 8609)) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512))) || ((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8592)) && 8 == blastFlag) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && s__state <= 8656) && !(s__state == 8608)) && !(s__state == 8481)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8656)) && !(s__state == 8545)) && !(8448 == s__state)) && !(s__state == 8609)) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512))) || ((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8592)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && s__state <= 8656) && !(s__state == 8608)) && !(s__state == 8481)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8656)) && 6 == blastFlag) && !(s__state == 8545)) && !(8448 == s__state)) && !(s__state == 8609)) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) - InvariantResult [Line: 393]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8592)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && s__state <= 8656) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8656)) && 9 == blastFlag) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) || ((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8592)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && s__state <= 8656) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8656)) && 7 == blastFlag) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512))) || ((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8592)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && s__state <= 8656) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8656)) && blastFlag <= 5) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512))) || ((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8592)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && s__state <= 8656) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8656)) && 6 == blastFlag) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512))) || ((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8592)) && 8 == blastFlag) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && s__state <= 8656) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8656)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) - InvariantResult [Line: 176]: Loop Invariant Derived loop invariant: ((((((blastFlag <= 5 && 8448 <= s__state) && s__state <= 8448) || ((9 == blastFlag && 8448 <= s__state) && s__state <= 8448)) || ((7 == blastFlag && 8448 <= s__state) && s__state <= 8448)) || ((6 == blastFlag && 8448 <= s__state) && s__state <= 8448)) || ((8 == blastFlag && 8448 <= s__state) && s__state <= 8448)) || ((((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8673)) && !(s__state == 8592)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8608)) && !(s__state == 8481)) && s__s3__tmp__next_state___0 <= 3) && !(s__state == 8529)) && s__hit == 0) && !(8576 == s__state)) && !(s__state == 8657)) && !(8560 == s__state)) && !(s__state == 8656)) && !(12292 == s__state)) && !(s__state == 8545)) && !(s__state == 8528)) && !(s__state == 8609)) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) - InvariantResult [Line: 185]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && s__state <= 8656) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8656)) && 9 == blastFlag) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && 8448 <= s__state) && !(s__state == 8641)) && !(s__state == 8512)) || ((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && s__state <= 8656) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8656)) && 7 == blastFlag) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && 8448 <= s__state) && !(s__state == 8641)) && !(s__state == 8512))) || ((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && s__state <= 8656) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8656)) && 6 == blastFlag) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && 8448 <= s__state) && !(s__state == 8641)) && !(s__state == 8512))) || ((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && s__state <= 8656) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8656)) && blastFlag <= 5) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && 8448 <= s__state) && !(s__state == 8641)) && !(s__state == 8512))) || ((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && 8 == blastFlag) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && s__state <= 8656) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8656)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && 8448 <= s__state) && !(s__state == 8641)) && !(s__state == 8512)) - InvariantResult [Line: 405]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8592)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && s__state <= 8656) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8656)) && 9 == blastFlag) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) || ((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8592)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && s__state <= 8656) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8656)) && 7 == blastFlag) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512))) || ((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8592)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && s__state <= 8656) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8656)) && blastFlag <= 5) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512))) || ((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8592)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && s__state <= 8656) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8656)) && 6 == blastFlag) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512))) || ((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8592)) && 8 == blastFlag) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && s__state <= 8656) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8656)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) - InvariantResult [Line: 22]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 209]: Loop Invariant Derived loop invariant: ((((((((8 == blastFlag && !(s__state == 8657)) && !(s__state == 8656)) && !(12292 == s__state)) && 8656 <= s__state) || ((((!(s__state == 8657) && !(s__state == 8656)) && !(12292 == s__state)) && 7 == blastFlag) && 8656 <= s__state)) || (((((s__hit == 0 && !(s__state == 8657)) && !(s__state == 8656)) && !(12292 == s__state)) && blastFlag <= 12) && 8656 <= s__state)) || ((((!(s__state == 8657) && !(s__state == 8656)) && !(12292 == s__state)) && 9 == blastFlag) && 8656 <= s__state)) || ((((!(s__state == 8657) && !(s__state == 8656)) && !(12292 == s__state)) && 6 == blastFlag) && 8656 <= s__state)) || ((((!(s__state == 8657) && !(s__state == 8656)) && !(12292 == s__state)) && blastFlag <= 5) && 8656 <= s__state) - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8592)) && 8 == blastFlag) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && s__state <= 8656) && !(s__state == 8608)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8656)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) || ((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8592)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && s__state <= 8656) && !(s__state == 8608)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8656)) && 6 == blastFlag) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512))) || ((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8592)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && s__state <= 8656) && !(s__state == 8608)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8656)) && 7 == blastFlag) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512))) || ((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8592)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && s__state <= 8656) && !(s__state == 8608)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8656)) && blastFlag <= 5) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512))) || ((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8592)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && s__state <= 8656) && !(s__state == 8608)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8656)) && 9 == blastFlag) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) - InvariantResult [Line: 152]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8592)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(s__state == 8544)) && s__state <= 8656) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8656)) && 9 == blastFlag) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8641)) || ((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8592)) && 8 == blastFlag) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(s__state == 8544)) && s__state <= 8656) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8656)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8641))) || ((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8592)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(s__state == 8544)) && s__state <= 8656) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8656)) && 6 == blastFlag) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8641))) || ((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8592)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(s__state == 8544)) && s__state <= 8656) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8656)) && blastFlag <= 5) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8641))) || ((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8592)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(s__state == 8544)) && s__state <= 8656) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8656)) && 7 == blastFlag) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8641)) - InvariantResult [Line: 170]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8592)) && !(8496 == s__state)) && !(s__state == 8640)) && !(8513 == s__state)) && !(s__state == 8544)) && s__state <= 8656) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(s__state == 8656)) && 6 == blastFlag) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) || ((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8592)) && 8 == blastFlag) && !(8496 == s__state)) && !(s__state == 8640)) && !(8513 == s__state)) && !(s__state == 8544)) && s__state <= 8656) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(s__state == 8656)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512))) || ((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8592)) && !(8496 == s__state)) && !(s__state == 8640)) && !(8513 == s__state)) && !(s__state == 8544)) && s__state <= 8656) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(s__state == 8656)) && 9 == blastFlag) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512))) || ((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8592)) && !(8496 == s__state)) && !(s__state == 8640)) && !(8513 == s__state)) && !(s__state == 8544)) && s__state <= 8656) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(s__state == 8656)) && 7 == blastFlag) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512))) || ((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8592)) && !(8496 == s__state)) && !(s__state == 8640)) && !(8513 == s__state)) && !(s__state == 8544)) && s__state <= 8656) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(s__state == 8656)) && blastFlag <= 5) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((!(8497 == s__state) && !(s__state == 8480)) && !(s__state == 8592)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && s__state <= 8656) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8560 == s__state)) && !(s__state == 8656)) && 6 == blastFlag) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) || ((((((((((((((((((((((!(8497 == s__state) && !(s__state == 8480)) && !(s__state == 8592)) && 8 == blastFlag) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && s__state <= 8656) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8560 == s__state)) && !(s__state == 8656)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512))) || ((((((((((((((((((((((!(8497 == s__state) && !(s__state == 8480)) && !(s__state == 8592)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && s__state <= 8656) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8560 == s__state)) && !(s__state == 8656)) && 9 == blastFlag) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512))) || ((((((((((((((((((((((!(8497 == s__state) && !(s__state == 8480)) && !(s__state == 8592)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && s__state <= 8656) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8560 == s__state)) && !(s__state == 8656)) && 7 == blastFlag) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512))) || ((((((((((((((((((((((!(8497 == s__state) && !(s__state == 8480)) && !(s__state == 8592)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && s__state <= 8656) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8560 == s__state)) && !(s__state == 8656)) && blastFlag <= 5) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) - InvariantResult [Line: 146]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((!(8577 == s__state) && !(s__state == 8480)) && !(s__state == 8592)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && s__state <= 8656) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8656)) && blastFlag <= 5) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) || ((((((((((((((((((((((!(8577 == s__state) && !(s__state == 8480)) && !(s__state == 8592)) && 8 == blastFlag) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && s__state <= 8656) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8656)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512))) || ((((((((((((((((((((((!(8577 == s__state) && !(s__state == 8480)) && !(s__state == 8592)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && s__state <= 8656) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8656)) && 7 == blastFlag) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512))) || ((((((((((((((((((((((!(8577 == s__state) && !(s__state == 8480)) && !(s__state == 8592)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && s__state <= 8656) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8656)) && 6 == blastFlag) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512))) || ((((((((((((((((((((((!(8577 == s__state) && !(s__state == 8480)) && !(s__state == 8592)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && s__state <= 8656) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8656)) && 9 == blastFlag) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) - InvariantResult [Line: 197]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8592)) && !(8496 == s__state)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && s__state <= 8656) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8656)) && 7 == blastFlag) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8512)) || ((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8592)) && !(8496 == s__state)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && s__state <= 8656) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8656)) && 6 == blastFlag) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8512))) || ((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8592)) && !(8496 == s__state)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && s__state <= 8656) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8656)) && 9 == blastFlag) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8512))) || ((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8592)) && !(8496 == s__state)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && s__state <= 8656) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8656)) && blastFlag <= 5) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8512))) || ((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8592)) && 8 == blastFlag) && !(8496 == s__state)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && s__state <= 8656) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8656)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8512)) - InvariantResult [Line: 158]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8592)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && s__state <= 8656) && !(s__state == 8608)) && !(s__state == 8481)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8656)) && blastFlag <= 5) && !(s__state == 8545)) && !(8448 == s__state)) && !(s__state == 8609)) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) || ((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8592)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && s__state <= 8656) && !(s__state == 8608)) && !(s__state == 8481)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8656)) && 9 == blastFlag) && !(s__state == 8545)) && !(8448 == s__state)) && !(s__state == 8609)) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512))) || ((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8592)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && s__state <= 8656) && !(s__state == 8608)) && !(s__state == 8481)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8656)) && 7 == blastFlag) && !(s__state == 8545)) && !(8448 == s__state)) && !(s__state == 8609)) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512))) || ((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8592)) && 8 == blastFlag) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && s__state <= 8656) && !(s__state == 8608)) && !(s__state == 8481)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8656)) && !(s__state == 8545)) && !(8448 == s__state)) && !(s__state == 8609)) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512))) || ((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8592)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && s__state <= 8656) && !(s__state == 8608)) && !(s__state == 8481)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8656)) && 6 == blastFlag) && !(s__state == 8545)) && !(8448 == s__state)) && !(s__state == 8609)) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) RESULT: Ultimate proved your program to be correct! [2021-10-21 20:29:21,880 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b53751a-6cb1-4625-9b78-65f2afcc51d6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...