./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label49.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a52e523-e37e-44d2-909a-3e05206a1265/bin/uautomizer-Z5i5R5N3CC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a52e523-e37e-44d2-909a-3e05206a1265/bin/uautomizer-Z5i5R5N3CC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a52e523-e37e-44d2-909a-3e05206a1265/bin/uautomizer-Z5i5R5N3CC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a52e523-e37e-44d2-909a-3e05206a1265/bin/uautomizer-Z5i5R5N3CC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label49.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a52e523-e37e-44d2-909a-3e05206a1265/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a52e523-e37e-44d2-909a-3e05206a1265/bin/uautomizer-Z5i5R5N3CC --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 0899c1dba001c29029a8856598ba067fadfc69b9 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 00:23:10,518 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 00:23:10,520 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 00:23:10,574 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 00:23:10,575 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 00:23:10,581 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 00:23:10,584 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 00:23:10,589 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 00:23:10,592 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 00:23:10,601 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 00:23:10,602 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 00:23:10,603 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 00:23:10,604 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 00:23:10,605 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 00:23:10,607 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 00:23:10,608 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 00:23:10,609 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 00:23:10,611 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 00:23:10,613 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 00:23:10,616 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 00:23:10,618 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 00:23:10,620 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 00:23:10,621 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 00:23:10,622 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 00:23:10,626 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 00:23:10,632 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 00:23:10,632 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 00:23:10,633 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 00:23:10,635 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 00:23:10,637 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 00:23:10,638 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 00:23:10,639 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 00:23:10,641 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 00:23:10,642 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 00:23:10,645 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 00:23:10,645 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 00:23:10,646 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 00:23:10,646 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 00:23:10,647 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 00:23:10,648 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 00:23:10,649 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 00:23:10,652 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a52e523-e37e-44d2-909a-3e05206a1265/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-11 00:23:10,698 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 00:23:10,699 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 00:23:10,701 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 00:23:10,701 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 00:23:10,701 INFO L138 SettingsManager]: * Use SBE=true [2021-10-11 00:23:10,702 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 00:23:10,702 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 00:23:10,702 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 00:23:10,702 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 00:23:10,703 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 00:23:10,704 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 00:23:10,704 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 00:23:10,705 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 00:23:10,705 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 00:23:10,705 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 00:23:10,705 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 00:23:10,706 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 00:23:10,706 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 00:23:10,706 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 00:23:10,707 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 00:23:10,707 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 00:23:10,707 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 00:23:10,708 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 00:23:10,708 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 00:23:10,708 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-11 00:23:10,708 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 00:23:10,709 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 00:23:10,709 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 00:23:10,709 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_5a52e523-e37e-44d2-909a-3e05206a1265/bin/uautomizer-Z5i5R5N3CC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a52e523-e37e-44d2-909a-3e05206a1265/bin/uautomizer-Z5i5R5N3CC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0899c1dba001c29029a8856598ba067fadfc69b9 [2021-10-11 00:23:11,070 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 00:23:11,116 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 00:23:11,120 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 00:23:11,121 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 00:23:11,122 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 00:23:11,123 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a52e523-e37e-44d2-909a-3e05206a1265/bin/uautomizer-Z5i5R5N3CC/../../sv-benchmarks/c/eca-rers2012/Problem02_label49.c [2021-10-11 00:23:11,208 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a52e523-e37e-44d2-909a-3e05206a1265/bin/uautomizer-Z5i5R5N3CC/data/a4eddd6a7/58fd622f40e742ee8ad1bbe4cf35d9aa/FLAG6386eea48 [2021-10-11 00:23:11,874 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 00:23:11,874 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a52e523-e37e-44d2-909a-3e05206a1265/sv-benchmarks/c/eca-rers2012/Problem02_label49.c [2021-10-11 00:23:11,892 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a52e523-e37e-44d2-909a-3e05206a1265/bin/uautomizer-Z5i5R5N3CC/data/a4eddd6a7/58fd622f40e742ee8ad1bbe4cf35d9aa/FLAG6386eea48 [2021-10-11 00:23:12,139 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a52e523-e37e-44d2-909a-3e05206a1265/bin/uautomizer-Z5i5R5N3CC/data/a4eddd6a7/58fd622f40e742ee8ad1bbe4cf35d9aa [2021-10-11 00:23:12,142 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 00:23:12,144 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 00:23:12,161 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 00:23:12,161 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 00:23:12,164 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 00:23:12,165 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:23:12" (1/1) ... [2021-10-11 00:23:12,167 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42850c84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:23:12, skipping insertion in model container [2021-10-11 00:23:12,167 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:23:12" (1/1) ... [2021-10-11 00:23:12,175 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 00:23:12,243 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 00:23:12,717 WARN L226 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_5a52e523-e37e-44d2-909a-3e05206a1265/sv-benchmarks/c/eca-rers2012/Problem02_label49.c[19626,19639] [2021-10-11 00:23:12,752 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:23:12,762 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 00:23:12,903 WARN L226 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_5a52e523-e37e-44d2-909a-3e05206a1265/sv-benchmarks/c/eca-rers2012/Problem02_label49.c[19626,19639] [2021-10-11 00:23:12,916 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:23:12,936 INFO L208 MainTranslator]: Completed translation [2021-10-11 00:23:12,937 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:23:12 WrapperNode [2021-10-11 00:23:12,938 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 00:23:12,939 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 00:23:12,939 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 00:23:12,941 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 00:23:12,949 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:23:12" (1/1) ... [2021-10-11 00:23:12,980 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:23:12" (1/1) ... [2021-10-11 00:23:13,058 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 00:23:13,061 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 00:23:13,061 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 00:23:13,061 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 00:23:13,070 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:23:12" (1/1) ... [2021-10-11 00:23:13,070 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:23:12" (1/1) ... [2021-10-11 00:23:13,079 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:23:12" (1/1) ... [2021-10-11 00:23:13,079 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:23:12" (1/1) ... [2021-10-11 00:23:13,116 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:23:12" (1/1) ... [2021-10-11 00:23:13,127 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:23:12" (1/1) ... [2021-10-11 00:23:13,143 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:23:12" (1/1) ... [2021-10-11 00:23:13,149 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 00:23:13,157 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 00:23:13,158 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 00:23:13,158 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 00:23:13,159 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:23:12" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a52e523-e37e-44d2-909a-3e05206a1265/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 00:23:13,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-11 00:23:13,249 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 00:23:13,250 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 00:23:13,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 00:23:14,673 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 00:23:14,674 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-10-11 00:23:14,677 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:23:14 BoogieIcfgContainer [2021-10-11 00:23:14,678 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 00:23:14,681 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 00:23:14,682 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 00:23:14,685 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 00:23:14,688 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 12:23:12" (1/3) ... [2021-10-11 00:23:14,689 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ee1e26e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:23:14, skipping insertion in model container [2021-10-11 00:23:14,689 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:23:12" (2/3) ... [2021-10-11 00:23:14,690 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ee1e26e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:23:14, skipping insertion in model container [2021-10-11 00:23:14,690 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:23:14" (3/3) ... [2021-10-11 00:23:14,692 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem02_label49.c [2021-10-11 00:23:14,708 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 00:23:14,713 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-10-11 00:23:14,726 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-11 00:23:14,756 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 00:23:14,760 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 00:23:14,760 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 00:23:14,760 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 00:23:14,760 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 00:23:14,761 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 00:23:14,761 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 00:23:14,761 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 00:23:14,790 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states. [2021-10-11 00:23:14,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-10-11 00:23:14,819 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:23:14,820 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:23:14,821 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:23:14,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:23:14,829 INFO L82 PathProgramCache]: Analyzing trace with hash -1378216101, now seen corresponding path program 1 times [2021-10-11 00:23:14,839 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:23:14,840 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1283931345] [2021-10-11 00:23:14,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:23:15,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:23:15,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:23:15,327 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1283931345] [2021-10-11 00:23:15,328 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:23:15,328 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 00:23:15,329 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1322786358] [2021-10-11 00:23:15,334 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:23:15,334 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:23:15,347 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:23:15,348 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:23:15,350 INFO L87 Difference]: Start difference. First operand 227 states. Second operand 3 states. [2021-10-11 00:23:16,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:23:16,234 INFO L93 Difference]: Finished difference Result 601 states and 1035 transitions. [2021-10-11 00:23:16,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:23:16,236 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 125 [2021-10-11 00:23:16,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:23:16,253 INFO L225 Difference]: With dead ends: 601 [2021-10-11 00:23:16,253 INFO L226 Difference]: Without dead ends: 310 [2021-10-11 00:23:16,257 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:23:16,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 310 states. [2021-10-11 00:23:16,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 310 to 310. [2021-10-11 00:23:16,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 310 states. [2021-10-11 00:23:16,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 310 states and 444 transitions. [2021-10-11 00:23:16,317 INFO L78 Accepts]: Start accepts. Automaton has 310 states and 444 transitions. Word has length 125 [2021-10-11 00:23:16,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:23:16,319 INFO L481 AbstractCegarLoop]: Abstraction has 310 states and 444 transitions. [2021-10-11 00:23:16,319 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:23:16,319 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 444 transitions. [2021-10-11 00:23:16,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-10-11 00:23:16,324 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:23:16,324 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:23:16,324 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-11 00:23:16,325 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:23:16,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:23:16,326 INFO L82 PathProgramCache]: Analyzing trace with hash 349951226, now seen corresponding path program 1 times [2021-10-11 00:23:16,326 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:23:16,326 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2100840331] [2021-10-11 00:23:16,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:23:16,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:23:16,440 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:23:16,440 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2100840331] [2021-10-11 00:23:16,441 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:23:16,441 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 00:23:16,441 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1993575946] [2021-10-11 00:23:16,443 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:23:16,443 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:23:16,444 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:23:16,444 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:23:16,445 INFO L87 Difference]: Start difference. First operand 310 states and 444 transitions. Second operand 3 states. [2021-10-11 00:23:17,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:23:17,162 INFO L93 Difference]: Finished difference Result 902 states and 1298 transitions. [2021-10-11 00:23:17,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:23:17,163 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 143 [2021-10-11 00:23:17,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:23:17,170 INFO L225 Difference]: With dead ends: 902 [2021-10-11 00:23:17,171 INFO L226 Difference]: Without dead ends: 594 [2021-10-11 00:23:17,173 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:23:17,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 594 states. [2021-10-11 00:23:17,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 594 to 592. [2021-10-11 00:23:17,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 592 states. [2021-10-11 00:23:17,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 592 states and 752 transitions. [2021-10-11 00:23:17,218 INFO L78 Accepts]: Start accepts. Automaton has 592 states and 752 transitions. Word has length 143 [2021-10-11 00:23:17,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:23:17,218 INFO L481 AbstractCegarLoop]: Abstraction has 592 states and 752 transitions. [2021-10-11 00:23:17,219 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:23:17,219 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 752 transitions. [2021-10-11 00:23:17,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-10-11 00:23:17,238 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:23:17,238 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:23:17,238 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-11 00:23:17,239 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:23:17,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:23:17,239 INFO L82 PathProgramCache]: Analyzing trace with hash 1045956250, now seen corresponding path program 1 times [2021-10-11 00:23:17,240 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:23:17,240 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1043857794] [2021-10-11 00:23:17,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:23:17,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:23:17,356 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:23:17,357 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1043857794] [2021-10-11 00:23:17,357 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:23:17,357 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 00:23:17,357 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [428857928] [2021-10-11 00:23:17,358 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:23:17,358 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:23:17,359 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:23:17,359 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:23:17,360 INFO L87 Difference]: Start difference. First operand 592 states and 752 transitions. Second operand 3 states. [2021-10-11 00:23:17,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:23:17,676 INFO L93 Difference]: Finished difference Result 1172 states and 1489 transitions. [2021-10-11 00:23:17,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:23:17,676 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 144 [2021-10-11 00:23:17,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:23:17,680 INFO L225 Difference]: With dead ends: 1172 [2021-10-11 00:23:17,680 INFO L226 Difference]: Without dead ends: 582 [2021-10-11 00:23:17,682 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:23:17,683 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 582 states. [2021-10-11 00:23:17,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 582 to 582. [2021-10-11 00:23:17,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 582 states. [2021-10-11 00:23:17,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 582 states and 699 transitions. [2021-10-11 00:23:17,703 INFO L78 Accepts]: Start accepts. Automaton has 582 states and 699 transitions. Word has length 144 [2021-10-11 00:23:17,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:23:17,704 INFO L481 AbstractCegarLoop]: Abstraction has 582 states and 699 transitions. [2021-10-11 00:23:17,704 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:23:17,704 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 699 transitions. [2021-10-11 00:23:17,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-10-11 00:23:17,706 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:23:17,707 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:23:17,707 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-11 00:23:17,707 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:23:17,707 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:23:17,708 INFO L82 PathProgramCache]: Analyzing trace with hash 270343823, now seen corresponding path program 1 times [2021-10-11 00:23:17,708 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:23:17,708 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1155214241] [2021-10-11 00:23:17,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:23:17,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:23:17,830 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:23:17,830 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1155214241] [2021-10-11 00:23:17,830 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:23:17,831 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:23:17,831 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [249326396] [2021-10-11 00:23:17,831 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:23:17,832 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:23:17,832 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:23:17,833 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:23:17,833 INFO L87 Difference]: Start difference. First operand 582 states and 699 transitions. Second operand 3 states. [2021-10-11 00:23:18,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:23:18,466 INFO L93 Difference]: Finished difference Result 1302 states and 1571 transitions. [2021-10-11 00:23:18,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:23:18,467 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 148 [2021-10-11 00:23:18,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:23:18,471 INFO L225 Difference]: With dead ends: 1302 [2021-10-11 00:23:18,471 INFO L226 Difference]: Without dead ends: 722 [2021-10-11 00:23:18,473 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:23:18,474 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 722 states. [2021-10-11 00:23:18,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 722 to 722. [2021-10-11 00:23:18,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 722 states. [2021-10-11 00:23:18,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 722 states and 854 transitions. [2021-10-11 00:23:18,501 INFO L78 Accepts]: Start accepts. Automaton has 722 states and 854 transitions. Word has length 148 [2021-10-11 00:23:18,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:23:18,501 INFO L481 AbstractCegarLoop]: Abstraction has 722 states and 854 transitions. [2021-10-11 00:23:18,501 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:23:18,501 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 854 transitions. [2021-10-11 00:23:18,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-10-11 00:23:18,505 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:23:18,506 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:23:18,506 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-11 00:23:18,506 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:23:18,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:23:18,506 INFO L82 PathProgramCache]: Analyzing trace with hash 399755865, now seen corresponding path program 1 times [2021-10-11 00:23:18,506 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:23:18,507 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [385295828] [2021-10-11 00:23:18,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:23:18,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:23:18,809 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 18 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:23:18,809 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [385295828] [2021-10-11 00:23:18,809 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [343127270] [2021-10-11 00:23:18,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a52e523-e37e-44d2-909a-3e05206a1265/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-11 00:23:18,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:23:18,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 295 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 00:23:18,964 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 00:23:19,182 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-11 00:23:19,183 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-11 00:23:19,183 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2021-10-11 00:23:19,184 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [99164646] [2021-10-11 00:23:19,184 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:23:19,185 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:23:19,185 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:23:19,186 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-10-11 00:23:19,186 INFO L87 Difference]: Start difference. First operand 722 states and 854 transitions. Second operand 3 states. [2021-10-11 00:23:19,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:23:19,776 INFO L93 Difference]: Finished difference Result 2007 states and 2367 transitions. [2021-10-11 00:23:19,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:23:19,777 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 152 [2021-10-11 00:23:19,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:23:19,785 INFO L225 Difference]: With dead ends: 2007 [2021-10-11 00:23:19,785 INFO L226 Difference]: Without dead ends: 1287 [2021-10-11 00:23:19,787 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-10-11 00:23:19,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1287 states. [2021-10-11 00:23:19,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1287 to 1283. [2021-10-11 00:23:19,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1283 states. [2021-10-11 00:23:19,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1283 states to 1283 states and 1490 transitions. [2021-10-11 00:23:19,826 INFO L78 Accepts]: Start accepts. Automaton has 1283 states and 1490 transitions. Word has length 152 [2021-10-11 00:23:19,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:23:19,828 INFO L481 AbstractCegarLoop]: Abstraction has 1283 states and 1490 transitions. [2021-10-11 00:23:19,829 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:23:19,829 INFO L276 IsEmpty]: Start isEmpty. Operand 1283 states and 1490 transitions. [2021-10-11 00:23:19,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-10-11 00:23:19,833 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:23:19,833 INFO L422 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:23:20,049 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-11 00:23:20,049 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:23:20,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:23:20,050 INFO L82 PathProgramCache]: Analyzing trace with hash 503140008, now seen corresponding path program 1 times [2021-10-11 00:23:20,050 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:23:20,050 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1060164452] [2021-10-11 00:23:20,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:23:20,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:23:20,229 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 32 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:23:20,231 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1060164452] [2021-10-11 00:23:20,231 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1986060565] [2021-10-11 00:23:20,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a52e523-e37e-44d2-909a-3e05206a1265/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-11 00:23:20,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:23:20,342 INFO L263 TraceCheckSpWp]: Trace formula consists of 296 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-11 00:23:20,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 00:23:20,534 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:23:20,534 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-11 00:23:20,535 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2021-10-11 00:23:20,535 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [339401401] [2021-10-11 00:23:20,539 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:23:20,540 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:23:20,551 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:23:20,552 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-10-11 00:23:20,552 INFO L87 Difference]: Start difference. First operand 1283 states and 1490 transitions. Second operand 3 states. [2021-10-11 00:23:21,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:23:21,157 INFO L93 Difference]: Finished difference Result 2425 states and 2836 transitions. [2021-10-11 00:23:21,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:23:21,157 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 158 [2021-10-11 00:23:21,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:23:21,164 INFO L225 Difference]: With dead ends: 2425 [2021-10-11 00:23:21,164 INFO L226 Difference]: Without dead ends: 1142 [2021-10-11 00:23:21,166 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 157 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-10-11 00:23:21,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1142 states. [2021-10-11 00:23:21,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1142 to 1138. [2021-10-11 00:23:21,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1138 states. [2021-10-11 00:23:21,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1138 states to 1138 states and 1278 transitions. [2021-10-11 00:23:21,197 INFO L78 Accepts]: Start accepts. Automaton has 1138 states and 1278 transitions. Word has length 158 [2021-10-11 00:23:21,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:23:21,198 INFO L481 AbstractCegarLoop]: Abstraction has 1138 states and 1278 transitions. [2021-10-11 00:23:21,198 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:23:21,198 INFO L276 IsEmpty]: Start isEmpty. Operand 1138 states and 1278 transitions. [2021-10-11 00:23:21,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-10-11 00:23:21,203 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:23:21,203 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:23:21,428 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-11 00:23:21,428 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:23:21,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:23:21,429 INFO L82 PathProgramCache]: Analyzing trace with hash -510647961, now seen corresponding path program 1 times [2021-10-11 00:23:21,429 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:23:21,429 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [973962239] [2021-10-11 00:23:21,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:23:21,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:23:21,540 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-10-11 00:23:21,540 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [973962239] [2021-10-11 00:23:21,541 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1880067760] [2021-10-11 00:23:21,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a52e523-e37e-44d2-909a-3e05206a1265/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-11 00:23:21,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:23:21,678 INFO L263 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 00:23:21,687 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 00:23:21,877 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-11 00:23:21,877 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-11 00:23:21,878 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 5 [2021-10-11 00:23:21,878 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [587136592] [2021-10-11 00:23:21,879 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:23:21,879 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:23:21,880 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:23:21,881 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:23:21,881 INFO L87 Difference]: Start difference. First operand 1138 states and 1278 transitions. Second operand 3 states. [2021-10-11 00:23:22,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:23:22,492 INFO L93 Difference]: Finished difference Result 2416 states and 2742 transitions. [2021-10-11 00:23:22,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:23:22,493 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 166 [2021-10-11 00:23:22,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:23:22,501 INFO L225 Difference]: With dead ends: 2416 [2021-10-11 00:23:22,501 INFO L226 Difference]: Without dead ends: 1420 [2021-10-11 00:23:22,503 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 165 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:23:22,505 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1420 states. [2021-10-11 00:23:22,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1420 to 1419. [2021-10-11 00:23:22,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1419 states. [2021-10-11 00:23:22,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1419 states to 1419 states and 1577 transitions. [2021-10-11 00:23:22,543 INFO L78 Accepts]: Start accepts. Automaton has 1419 states and 1577 transitions. Word has length 166 [2021-10-11 00:23:22,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:23:22,543 INFO L481 AbstractCegarLoop]: Abstraction has 1419 states and 1577 transitions. [2021-10-11 00:23:22,543 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:23:22,543 INFO L276 IsEmpty]: Start isEmpty. Operand 1419 states and 1577 transitions. [2021-10-11 00:23:22,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2021-10-11 00:23:22,548 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:23:22,549 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:23:22,764 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-11 00:23:22,764 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:23:22,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:23:22,765 INFO L82 PathProgramCache]: Analyzing trace with hash -820537720, now seen corresponding path program 1 times [2021-10-11 00:23:22,765 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:23:22,765 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [88991998] [2021-10-11 00:23:22,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:23:22,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:23:22,876 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-10-11 00:23:22,881 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [88991998] [2021-10-11 00:23:22,881 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:23:22,882 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:23:22,883 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1515235437] [2021-10-11 00:23:22,883 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:23:22,883 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:23:22,884 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:23:22,884 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:23:22,885 INFO L87 Difference]: Start difference. First operand 1419 states and 1577 transitions. Second operand 3 states. [2021-10-11 00:23:23,580 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:23:23,580 INFO L93 Difference]: Finished difference Result 3116 states and 3490 transitions. [2021-10-11 00:23:23,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:23:23,581 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 199 [2021-10-11 00:23:23,581 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:23:23,588 INFO L225 Difference]: With dead ends: 3116 [2021-10-11 00:23:23,589 INFO L226 Difference]: Without dead ends: 1416 [2021-10-11 00:23:23,591 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:23:23,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1416 states. [2021-10-11 00:23:23,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1416 to 1416. [2021-10-11 00:23:23,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1416 states. [2021-10-11 00:23:23,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1416 states to 1416 states and 1560 transitions. [2021-10-11 00:23:23,624 INFO L78 Accepts]: Start accepts. Automaton has 1416 states and 1560 transitions. Word has length 199 [2021-10-11 00:23:23,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:23:23,624 INFO L481 AbstractCegarLoop]: Abstraction has 1416 states and 1560 transitions. [2021-10-11 00:23:23,625 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:23:23,625 INFO L276 IsEmpty]: Start isEmpty. Operand 1416 states and 1560 transitions. [2021-10-11 00:23:23,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2021-10-11 00:23:23,630 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:23:23,630 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:23:23,630 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-11 00:23:23,630 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:23:23,631 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:23:23,631 INFO L82 PathProgramCache]: Analyzing trace with hash 1423794039, now seen corresponding path program 1 times [2021-10-11 00:23:23,631 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:23:23,631 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [962322631] [2021-10-11 00:23:23,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:23:23,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:23:23,761 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2021-10-11 00:23:23,761 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [962322631] [2021-10-11 00:23:23,762 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:23:23,762 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 00:23:23,762 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2032649526] [2021-10-11 00:23:23,763 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 00:23:23,763 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:23:23,763 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 00:23:23,763 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:23:23,764 INFO L87 Difference]: Start difference. First operand 1416 states and 1560 transitions. Second operand 5 states. [2021-10-11 00:23:24,805 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:23:24,806 INFO L93 Difference]: Finished difference Result 3286 states and 3615 transitions. [2021-10-11 00:23:24,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-11 00:23:24,806 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 219 [2021-10-11 00:23:24,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:23:24,815 INFO L225 Difference]: With dead ends: 3286 [2021-10-11 00:23:24,816 INFO L226 Difference]: Without dead ends: 1726 [2021-10-11 00:23:24,819 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-10-11 00:23:24,821 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1726 states. [2021-10-11 00:23:24,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1726 to 1416. [2021-10-11 00:23:24,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1416 states. [2021-10-11 00:23:24,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1416 states to 1416 states and 1500 transitions. [2021-10-11 00:23:24,857 INFO L78 Accepts]: Start accepts. Automaton has 1416 states and 1500 transitions. Word has length 219 [2021-10-11 00:23:24,857 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:23:24,857 INFO L481 AbstractCegarLoop]: Abstraction has 1416 states and 1500 transitions. [2021-10-11 00:23:24,857 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 00:23:24,857 INFO L276 IsEmpty]: Start isEmpty. Operand 1416 states and 1500 transitions. [2021-10-11 00:23:24,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2021-10-11 00:23:24,862 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:23:24,863 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:23:24,863 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-11 00:23:24,865 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:23:24,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:23:24,866 INFO L82 PathProgramCache]: Analyzing trace with hash -1171583891, now seen corresponding path program 1 times [2021-10-11 00:23:24,866 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:23:24,867 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1968045012] [2021-10-11 00:23:24,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:23:24,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:23:25,001 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2021-10-11 00:23:25,001 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1968045012] [2021-10-11 00:23:25,001 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:23:25,001 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:23:25,001 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1206694898] [2021-10-11 00:23:25,002 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:23:25,002 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:23:25,003 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:23:25,003 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:23:25,003 INFO L87 Difference]: Start difference. First operand 1416 states and 1500 transitions. Second operand 3 states. [2021-10-11 00:23:25,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:23:25,441 INFO L93 Difference]: Finished difference Result 2690 states and 2854 transitions. [2021-10-11 00:23:25,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:23:25,441 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 223 [2021-10-11 00:23:25,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:23:25,448 INFO L225 Difference]: With dead ends: 2690 [2021-10-11 00:23:25,448 INFO L226 Difference]: Without dead ends: 1416 [2021-10-11 00:23:25,450 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:23:25,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1416 states. [2021-10-11 00:23:25,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1416 to 1416. [2021-10-11 00:23:25,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1416 states. [2021-10-11 00:23:25,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1416 states to 1416 states and 1498 transitions. [2021-10-11 00:23:25,483 INFO L78 Accepts]: Start accepts. Automaton has 1416 states and 1498 transitions. Word has length 223 [2021-10-11 00:23:25,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:23:25,484 INFO L481 AbstractCegarLoop]: Abstraction has 1416 states and 1498 transitions. [2021-10-11 00:23:25,484 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:23:25,484 INFO L276 IsEmpty]: Start isEmpty. Operand 1416 states and 1498 transitions. [2021-10-11 00:23:25,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2021-10-11 00:23:25,490 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:23:25,490 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:23:25,490 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-11 00:23:25,490 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:23:25,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:23:25,491 INFO L82 PathProgramCache]: Analyzing trace with hash 140069007, now seen corresponding path program 1 times [2021-10-11 00:23:25,491 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:23:25,491 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [147209105] [2021-10-11 00:23:25,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:23:25,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:23:25,630 INFO L134 CoverageAnalysis]: Checked inductivity of 267 backedges. 181 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2021-10-11 00:23:25,630 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [147209105] [2021-10-11 00:23:25,630 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:23:25,630 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:23:25,630 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1217677923] [2021-10-11 00:23:25,631 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:23:25,631 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:23:25,632 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:23:25,632 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:23:25,632 INFO L87 Difference]: Start difference. First operand 1416 states and 1498 transitions. Second operand 3 states. [2021-10-11 00:23:26,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:23:26,062 INFO L93 Difference]: Finished difference Result 3107 states and 3284 transitions. [2021-10-11 00:23:26,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:23:26,062 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 244 [2021-10-11 00:23:26,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:23:26,063 INFO L225 Difference]: With dead ends: 3107 [2021-10-11 00:23:26,063 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 00:23:26,066 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:23:26,066 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 00:23:26,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 00:23:26,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 00:23:26,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 00:23:26,067 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 244 [2021-10-11 00:23:26,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:23:26,067 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 00:23:26,067 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:23:26,067 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 00:23:26,067 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 00:23:26,067 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-11 00:23:26,069 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 00:23:26,376 WARN L197 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 36 [2021-10-11 00:23:26,600 WARN L197 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 36 [2021-10-11 00:23:26,603 INFO L262 CegarLoopResult]: For program point L565-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:23:26,603 INFO L262 CegarLoopResult]: For program point L499-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:23:26,603 INFO L262 CegarLoopResult]: For program point L433-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:23:26,604 INFO L262 CegarLoopResult]: For program point L301(lines 301 423) no Hoare annotation was computed. [2021-10-11 00:23:26,604 INFO L262 CegarLoopResult]: For program point L235(lines 235 423) no Hoare annotation was computed. [2021-10-11 00:23:26,604 INFO L262 CegarLoopResult]: For program point L169(lines 169 423) no Hoare annotation was computed. [2021-10-11 00:23:26,604 INFO L262 CegarLoopResult]: For program point L566(line 566) no Hoare annotation was computed. [2021-10-11 00:23:26,604 INFO L262 CegarLoopResult]: For program point L500(line 500) no Hoare annotation was computed. [2021-10-11 00:23:26,604 INFO L262 CegarLoopResult]: For program point L434(line 434) no Hoare annotation was computed. [2021-10-11 00:23:26,604 INFO L262 CegarLoopResult]: For program point L303(lines 303 423) no Hoare annotation was computed. [2021-10-11 00:23:26,604 INFO L262 CegarLoopResult]: For program point L105(lines 105 423) no Hoare annotation was computed. [2021-10-11 00:23:26,604 INFO L262 CegarLoopResult]: For program point L568-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:23:26,604 INFO L262 CegarLoopResult]: For program point L502-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:23:26,604 INFO L262 CegarLoopResult]: For program point L436-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:23:26,604 INFO L262 CegarLoopResult]: For program point L40(lines 40 423) no Hoare annotation was computed. [2021-10-11 00:23:26,604 INFO L262 CegarLoopResult]: For program point L569(line 569) no Hoare annotation was computed. [2021-10-11 00:23:26,605 INFO L262 CegarLoopResult]: For program point L503(line 503) no Hoare annotation was computed. [2021-10-11 00:23:26,605 INFO L262 CegarLoopResult]: For program point L437(line 437) no Hoare annotation was computed. [2021-10-11 00:23:26,605 INFO L262 CegarLoopResult]: For program point L371(lines 371 423) no Hoare annotation was computed. [2021-10-11 00:23:26,605 INFO L262 CegarLoopResult]: For program point L571-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:23:26,605 INFO L262 CegarLoopResult]: For program point L505-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:23:26,605 INFO L262 CegarLoopResult]: For program point L439-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:23:26,605 INFO L262 CegarLoopResult]: For program point L307(lines 307 423) no Hoare annotation was computed. [2021-10-11 00:23:26,605 INFO L262 CegarLoopResult]: For program point L175(lines 175 423) no Hoare annotation was computed. [2021-10-11 00:23:26,605 INFO L262 CegarLoopResult]: For program point L109(lines 109 423) no Hoare annotation was computed. [2021-10-11 00:23:26,605 INFO L262 CegarLoopResult]: For program point L572(line 572) no Hoare annotation was computed. [2021-10-11 00:23:26,605 INFO L262 CegarLoopResult]: For program point L506(line 506) no Hoare annotation was computed. [2021-10-11 00:23:26,605 INFO L262 CegarLoopResult]: For program point L440(line 440) no Hoare annotation was computed. [2021-10-11 00:23:26,605 INFO L262 CegarLoopResult]: For program point L308(lines 308 317) no Hoare annotation was computed. [2021-10-11 00:23:26,605 INFO L262 CegarLoopResult]: For program point L242(lines 242 423) no Hoare annotation was computed. [2021-10-11 00:23:26,606 INFO L262 CegarLoopResult]: For program point L308-2(lines 308 317) no Hoare annotation was computed. [2021-10-11 00:23:26,606 INFO L262 CegarLoopResult]: For program point L45(lines 45 423) no Hoare annotation was computed. [2021-10-11 00:23:26,606 INFO L262 CegarLoopResult]: For program point L574-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:23:26,606 INFO L262 CegarLoopResult]: For program point L508-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:23:26,606 INFO L262 CegarLoopResult]: For program point L442-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:23:26,606 INFO L262 CegarLoopResult]: For program point L244(lines 244 423) no Hoare annotation was computed. [2021-10-11 00:23:26,606 INFO L262 CegarLoopResult]: For program point L575(line 575) no Hoare annotation was computed. [2021-10-11 00:23:26,606 INFO L262 CegarLoopResult]: For program point L509(line 509) no Hoare annotation was computed. [2021-10-11 00:23:26,606 INFO L262 CegarLoopResult]: For program point L443(line 443) no Hoare annotation was computed. [2021-10-11 00:23:26,606 INFO L262 CegarLoopResult]: For program point L179(lines 179 423) no Hoare annotation was computed. [2021-10-11 00:23:26,606 INFO L262 CegarLoopResult]: For program point L378(lines 378 423) no Hoare annotation was computed. [2021-10-11 00:23:26,606 INFO L262 CegarLoopResult]: For program point L48(lines 48 423) no Hoare annotation was computed. [2021-10-11 00:23:26,606 INFO L262 CegarLoopResult]: For program point L577-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:23:26,606 INFO L262 CegarLoopResult]: For program point L511-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:23:26,606 INFO L262 CegarLoopResult]: For program point L445-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:23:26,607 INFO L262 CegarLoopResult]: For program point L247(lines 247 423) no Hoare annotation was computed. [2021-10-11 00:23:26,607 INFO L262 CegarLoopResult]: For program point L578(line 578) no Hoare annotation was computed. [2021-10-11 00:23:26,607 INFO L262 CegarLoopResult]: For program point L512(line 512) no Hoare annotation was computed. [2021-10-11 00:23:26,607 INFO L262 CegarLoopResult]: For program point L446(line 446) no Hoare annotation was computed. [2021-10-11 00:23:26,607 INFO L262 CegarLoopResult]: For program point L248(lines 248 256) no Hoare annotation was computed. [2021-10-11 00:23:26,607 INFO L262 CegarLoopResult]: For program point L248-2(lines 248 256) no Hoare annotation was computed. [2021-10-11 00:23:26,607 INFO L262 CegarLoopResult]: For program point L116(lines 116 423) no Hoare annotation was computed. [2021-10-11 00:23:26,607 INFO L262 CegarLoopResult]: For program point L580-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:23:26,607 INFO L262 CegarLoopResult]: For program point L514-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:23:26,607 INFO L262 CegarLoopResult]: For program point L448-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:23:26,607 INFO L262 CegarLoopResult]: For program point L52(lines 52 423) no Hoare annotation was computed. [2021-10-11 00:23:26,607 INFO L262 CegarLoopResult]: For program point L581(line 581) no Hoare annotation was computed. [2021-10-11 00:23:26,607 INFO L262 CegarLoopResult]: For program point L515(line 515) no Hoare annotation was computed. [2021-10-11 00:23:26,607 INFO L262 CegarLoopResult]: For program point L449(line 449) no Hoare annotation was computed. [2021-10-11 00:23:26,607 INFO L262 CegarLoopResult]: For program point L185(lines 185 423) no Hoare annotation was computed. [2021-10-11 00:23:26,608 INFO L262 CegarLoopResult]: For program point L583-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:23:26,608 INFO L262 CegarLoopResult]: For program point L517-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:23:26,608 INFO L262 CegarLoopResult]: For program point L451-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:23:26,608 INFO L262 CegarLoopResult]: For program point L385(lines 385 423) no Hoare annotation was computed. [2021-10-11 00:23:26,608 INFO L262 CegarLoopResult]: For program point L319(lines 319 423) no Hoare annotation was computed. [2021-10-11 00:23:26,608 INFO L262 CegarLoopResult]: For program point L584(line 584) no Hoare annotation was computed. [2021-10-11 00:23:26,608 INFO L262 CegarLoopResult]: For program point L518(line 518) no Hoare annotation was computed. [2021-10-11 00:23:26,608 INFO L262 CegarLoopResult]: For program point L452(line 452) no Hoare annotation was computed. [2021-10-11 00:23:26,608 INFO L262 CegarLoopResult]: For program point L189(lines 189 423) no Hoare annotation was computed. [2021-10-11 00:23:26,608 INFO L262 CegarLoopResult]: For program point L123(lines 123 423) no Hoare annotation was computed. [2021-10-11 00:23:26,608 INFO L262 CegarLoopResult]: For program point L57(lines 57 423) no Hoare annotation was computed. [2021-10-11 00:23:26,608 INFO L262 CegarLoopResult]: For program point L586-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:23:26,608 INFO L262 CegarLoopResult]: For program point L520-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:23:26,608 INFO L262 CegarLoopResult]: For program point L454-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:23:26,609 INFO L262 CegarLoopResult]: For program point L388(lines 388 423) no Hoare annotation was computed. [2021-10-11 00:23:26,609 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 00:23:26,609 INFO L262 CegarLoopResult]: For program point L587(line 587) no Hoare annotation was computed. [2021-10-11 00:23:26,609 INFO L262 CegarLoopResult]: For program point L521(line 521) no Hoare annotation was computed. [2021-10-11 00:23:26,609 INFO L262 CegarLoopResult]: For program point L455(line 455) no Hoare annotation was computed. [2021-10-11 00:23:26,609 INFO L262 CegarLoopResult]: For program point L390(lines 390 423) no Hoare annotation was computed. [2021-10-11 00:23:26,609 INFO L262 CegarLoopResult]: For program point L324(lines 324 423) no Hoare annotation was computed. [2021-10-11 00:23:26,609 INFO L262 CegarLoopResult]: For program point L258(lines 258 423) no Hoare annotation was computed. [2021-10-11 00:23:26,609 INFO L262 CegarLoopResult]: For program point L60(lines 60 423) no Hoare annotation was computed. [2021-10-11 00:23:26,609 INFO L262 CegarLoopResult]: For program point L589-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:23:26,609 INFO L262 CegarLoopResult]: For program point L523-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:23:26,609 INFO L262 CegarLoopResult]: For program point L457-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:23:26,609 INFO L262 CegarLoopResult]: For program point L391(lines 391 397) no Hoare annotation was computed. [2021-10-11 00:23:26,609 INFO L262 CegarLoopResult]: For program point L325(lines 325 336) no Hoare annotation was computed. [2021-10-11 00:23:26,609 INFO L262 CegarLoopResult]: For program point L391-2(lines 391 397) no Hoare annotation was computed. [2021-10-11 00:23:26,609 INFO L262 CegarLoopResult]: For program point L325-2(lines 325 336) no Hoare annotation was computed. [2021-10-11 00:23:26,610 INFO L262 CegarLoopResult]: For program point L590(line 590) no Hoare annotation was computed. [2021-10-11 00:23:26,610 INFO L262 CegarLoopResult]: For program point L524(line 524) no Hoare annotation was computed. [2021-10-11 00:23:26,610 INFO L262 CegarLoopResult]: For program point L458(line 458) no Hoare annotation was computed. [2021-10-11 00:23:26,610 INFO L262 CegarLoopResult]: For program point L195(lines 195 423) no Hoare annotation was computed. [2021-10-11 00:23:26,610 INFO L262 CegarLoopResult]: For program point L129(lines 129 423) no Hoare annotation was computed. [2021-10-11 00:23:26,610 INFO L262 CegarLoopResult]: For program point L592-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:23:26,610 INFO L262 CegarLoopResult]: For program point L526-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:23:26,610 INFO L262 CegarLoopResult]: For program point L460-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:23:26,610 INFO L262 CegarLoopResult]: For program point L64(lines 64 423) no Hoare annotation was computed. [2021-10-11 00:23:26,610 INFO L262 CegarLoopResult]: For program point L593(line 593) no Hoare annotation was computed. [2021-10-11 00:23:26,610 INFO L262 CegarLoopResult]: For program point L527(line 527) no Hoare annotation was computed. [2021-10-11 00:23:26,610 INFO L262 CegarLoopResult]: For program point L461(line 461) no Hoare annotation was computed. [2021-10-11 00:23:26,610 INFO L262 CegarLoopResult]: For program point L263(lines 263 423) no Hoare annotation was computed. [2021-10-11 00:23:26,610 INFO L262 CegarLoopResult]: For program point L197(lines 197 423) no Hoare annotation was computed. [2021-10-11 00:23:26,611 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 00:23:26,611 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 557) no Hoare annotation was computed. [2021-10-11 00:23:26,611 INFO L262 CegarLoopResult]: For program point L595-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:23:26,611 INFO L262 CegarLoopResult]: For program point L529-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:23:26,611 INFO L262 CegarLoopResult]: For program point L463-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:23:26,611 INFO L262 CegarLoopResult]: For program point L199(lines 199 423) no Hoare annotation was computed. [2021-10-11 00:23:26,611 INFO L262 CegarLoopResult]: For program point L133(lines 133 423) no Hoare annotation was computed. [2021-10-11 00:23:26,611 INFO L262 CegarLoopResult]: For program point L596(line 596) no Hoare annotation was computed. [2021-10-11 00:23:26,611 INFO L262 CegarLoopResult]: For program point L530(line 530) no Hoare annotation was computed. [2021-10-11 00:23:26,611 INFO L262 CegarLoopResult]: For program point L464(line 464) no Hoare annotation was computed. [2021-10-11 00:23:26,611 INFO L262 CegarLoopResult]: For program point L399(lines 399 423) no Hoare annotation was computed. [2021-10-11 00:23:26,611 INFO L262 CegarLoopResult]: For program point L201(lines 201 423) no Hoare annotation was computed. [2021-10-11 00:23:26,611 INFO L262 CegarLoopResult]: For program point L69(lines 69 423) no Hoare annotation was computed. [2021-10-11 00:23:26,612 INFO L262 CegarLoopResult]: For program point L598-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:23:26,612 INFO L262 CegarLoopResult]: For program point L532-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:23:26,612 INFO L262 CegarLoopResult]: For program point L466-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:23:26,612 INFO L262 CegarLoopResult]: For program point L599(line 599) no Hoare annotation was computed. [2021-10-11 00:23:26,612 INFO L262 CegarLoopResult]: For program point L533(line 533) no Hoare annotation was computed. [2021-10-11 00:23:26,612 INFO L262 CegarLoopResult]: For program point L467(line 467) no Hoare annotation was computed. [2021-10-11 00:23:26,612 INFO L262 CegarLoopResult]: For program point L269(lines 269 423) no Hoare annotation was computed. [2021-10-11 00:23:26,612 INFO L262 CegarLoopResult]: For program point L204(lines 204 423) no Hoare annotation was computed. [2021-10-11 00:23:26,612 INFO L262 CegarLoopResult]: For program point L601-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:23:26,612 INFO L262 CegarLoopResult]: For program point L535-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:23:26,612 INFO L262 CegarLoopResult]: For program point L469-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:23:26,612 INFO L262 CegarLoopResult]: For program point L271(lines 271 423) no Hoare annotation was computed. [2021-10-11 00:23:26,612 INFO L262 CegarLoopResult]: For program point L602(line 602) no Hoare annotation was computed. [2021-10-11 00:23:26,612 INFO L262 CegarLoopResult]: For program point L536(line 536) no Hoare annotation was computed. [2021-10-11 00:23:26,613 INFO L262 CegarLoopResult]: For program point L470(line 470) no Hoare annotation was computed. [2021-10-11 00:23:26,613 INFO L262 CegarLoopResult]: For program point L404(lines 404 423) no Hoare annotation was computed. [2021-10-11 00:23:26,613 INFO L262 CegarLoopResult]: For program point L338(lines 338 423) no Hoare annotation was computed. [2021-10-11 00:23:26,613 INFO L262 CegarLoopResult]: For program point L272(lines 272 284) no Hoare annotation was computed. [2021-10-11 00:23:26,613 INFO L262 CegarLoopResult]: For program point L272-2(lines 272 284) no Hoare annotation was computed. [2021-10-11 00:23:26,613 INFO L262 CegarLoopResult]: For program point L140(lines 140 423) no Hoare annotation was computed. [2021-10-11 00:23:26,613 INFO L262 CegarLoopResult]: For program point L75(lines 75 423) no Hoare annotation was computed. [2021-10-11 00:23:26,613 INFO L262 CegarLoopResult]: For program point L604-1(lines 604 606) no Hoare annotation was computed. [2021-10-11 00:23:26,613 INFO L262 CegarLoopResult]: For program point L538-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:23:26,613 INFO L262 CegarLoopResult]: For program point L472-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:23:26,613 INFO L262 CegarLoopResult]: For program point L208(lines 208 423) no Hoare annotation was computed. [2021-10-11 00:23:26,613 INFO L262 CegarLoopResult]: For program point L605(line 605) no Hoare annotation was computed. [2021-10-11 00:23:26,613 INFO L262 CegarLoopResult]: For program point L539(line 539) no Hoare annotation was computed. [2021-10-11 00:23:26,613 INFO L262 CegarLoopResult]: For program point L473(line 473) no Hoare annotation was computed. [2021-10-11 00:23:26,614 INFO L262 CegarLoopResult]: For program point L341(lines 341 423) no Hoare annotation was computed. [2021-10-11 00:23:26,614 INFO L262 CegarLoopResult]: For program point L408(lines 408 423) no Hoare annotation was computed. [2021-10-11 00:23:26,614 INFO L262 CegarLoopResult]: For program point L342(lines 342 345) no Hoare annotation was computed. [2021-10-11 00:23:26,614 INFO L262 CegarLoopResult]: For program point L342-2(lines 342 345) no Hoare annotation was computed. [2021-10-11 00:23:26,614 INFO L262 CegarLoopResult]: For program point L144(lines 144 423) no Hoare annotation was computed. [2021-10-11 00:23:26,614 INFO L258 CegarLoopResult]: At program point L607(lines 39 608) the Hoare annotation is: (let ((.cse5 (= ~a21~0 1)) (.cse4 (= ~a19~0 1)) (.cse9 (not (= ~a11~0 1))) (.cse8 (<= ~a28~0 7)) (.cse6 (<= ~a17~0 8)) (.cse2 (<= ~a25~0 0)) (.cse0 (<= 9 ~a28~0)) (.cse7 (= ~a25~0 1)) (.cse1 (<= ~a17~0 7)) (.cse3 (<= ~a28~0 10))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse5 .cse6 .cse2 .cse3) (and .cse4 .cse7 .cse8 .cse6) (and .cse4 .cse5 (= ~a17~0 8) .cse7 .cse9) (and .cse4 .cse7 .cse9 .cse6 .cse3) (and .cse0 .cse4 .cse7 .cse6 .cse3) (and .cse7 .cse9 .cse8 .cse6) (and .cse0 .cse7 .cse9 .cse6 .cse3) (and .cse9 .cse6 .cse2 .cse3) (and .cse8 .cse6 .cse2) (and .cse0 .cse7 .cse1 .cse3))) [2021-10-11 00:23:26,615 INFO L262 CegarLoopResult]: For program point L541-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:23:26,615 INFO L262 CegarLoopResult]: For program point L475-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:23:26,615 INFO L262 CegarLoopResult]: For program point L79(lines 79 423) no Hoare annotation was computed. [2021-10-11 00:23:26,615 INFO L262 CegarLoopResult]: For program point L542(line 542) no Hoare annotation was computed. [2021-10-11 00:23:26,615 INFO L262 CegarLoopResult]: For program point L476(line 476) no Hoare annotation was computed. [2021-10-11 00:23:26,615 INFO L262 CegarLoopResult]: For program point L212(lines 212 423) no Hoare annotation was computed. [2021-10-11 00:23:26,615 INFO L262 CegarLoopResult]: For program point L213(lines 213 220) no Hoare annotation was computed. [2021-10-11 00:23:26,615 INFO L262 CegarLoopResult]: For program point L213-2(lines 213 220) no Hoare annotation was computed. [2021-10-11 00:23:26,615 INFO L265 CegarLoopResult]: At program point L610(lines 610 627) the Hoare annotation is: true [2021-10-11 00:23:26,615 INFO L262 CegarLoopResult]: For program point L544-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:23:26,615 INFO L262 CegarLoopResult]: For program point L478-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:23:26,615 INFO L262 CegarLoopResult]: For program point L412(lines 412 423) no Hoare annotation was computed. [2021-10-11 00:23:26,615 INFO L262 CegarLoopResult]: For program point L545(line 545) no Hoare annotation was computed. [2021-10-11 00:23:26,615 INFO L262 CegarLoopResult]: For program point L479(line 479) no Hoare annotation was computed. [2021-10-11 00:23:26,615 INFO L262 CegarLoopResult]: For program point L347(lines 347 423) no Hoare annotation was computed. [2021-10-11 00:23:26,616 INFO L262 CegarLoopResult]: For program point L149(lines 149 423) no Hoare annotation was computed. [2021-10-11 00:23:26,616 INFO L262 CegarLoopResult]: For program point L414(lines 414 423) no Hoare annotation was computed. [2021-10-11 00:23:26,616 INFO L262 CegarLoopResult]: For program point L348(lines 348 357) no Hoare annotation was computed. [2021-10-11 00:23:26,616 INFO L262 CegarLoopResult]: For program point L348-2(lines 348 357) no Hoare annotation was computed. [2021-10-11 00:23:26,616 INFO L262 CegarLoopResult]: For program point L84(lines 84 423) no Hoare annotation was computed. [2021-10-11 00:23:26,616 INFO L262 CegarLoopResult]: For program point L547-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:23:26,616 INFO L262 CegarLoopResult]: For program point L481-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:23:26,616 INFO L262 CegarLoopResult]: For program point L85(lines 85 90) no Hoare annotation was computed. [2021-10-11 00:23:26,616 INFO L262 CegarLoopResult]: For program point L85-2(lines 85 90) no Hoare annotation was computed. [2021-10-11 00:23:26,616 INFO L262 CegarLoopResult]: For program point L548(line 548) no Hoare annotation was computed. [2021-10-11 00:23:26,616 INFO L262 CegarLoopResult]: For program point L482(line 482) no Hoare annotation was computed. [2021-10-11 00:23:26,616 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 00:23:26,616 INFO L262 CegarLoopResult]: For program point L417(lines 417 423) no Hoare annotation was computed. [2021-10-11 00:23:26,616 INFO L262 CegarLoopResult]: For program point L153(lines 153 423) no Hoare annotation was computed. [2021-10-11 00:23:26,617 INFO L258 CegarLoopResult]: At program point L616-2(lines 616 626) the Hoare annotation is: (let ((.cse5 (= ~a21~0 1)) (.cse4 (= ~a19~0 1)) (.cse9 (not (= ~a11~0 1))) (.cse8 (<= ~a28~0 7)) (.cse6 (<= ~a17~0 8)) (.cse2 (<= ~a25~0 0)) (.cse0 (<= 9 ~a28~0)) (.cse7 (= ~a25~0 1)) (.cse1 (<= ~a17~0 7)) (.cse3 (<= ~a28~0 10))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse5 .cse6 .cse2 .cse3) (and .cse4 .cse7 .cse8 .cse6) (and .cse4 .cse5 (= ~a17~0 8) .cse7 .cse9) (and .cse4 .cse7 .cse9 .cse6 .cse3) (and .cse0 .cse4 .cse7 .cse6 .cse3) (and .cse7 .cse9 .cse8 .cse6) (and .cse0 .cse7 .cse9 .cse6 .cse3) (and .cse9 .cse6 .cse2 .cse3) (and .cse8 .cse6 .cse2) (and .cse0 .cse7 .cse1 .cse3))) [2021-10-11 00:23:26,617 INFO L262 CegarLoopResult]: For program point L550-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:23:26,617 INFO L262 CegarLoopResult]: For program point L484-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:23:26,617 INFO L262 CegarLoopResult]: For program point L286(lines 286 423) no Hoare annotation was computed. [2021-10-11 00:23:26,617 INFO L262 CegarLoopResult]: For program point L551(line 551) no Hoare annotation was computed. [2021-10-11 00:23:26,617 INFO L262 CegarLoopResult]: For program point L485(line 485) no Hoare annotation was computed. [2021-10-11 00:23:26,617 INFO L262 CegarLoopResult]: For program point L419(lines 419 423) no Hoare annotation was computed. [2021-10-11 00:23:26,617 INFO L262 CegarLoopResult]: For program point L222(lines 222 423) no Hoare annotation was computed. [2021-10-11 00:23:26,617 INFO L262 CegarLoopResult]: For program point L553-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:23:26,617 INFO L262 CegarLoopResult]: For program point L487-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:23:26,618 INFO L262 CegarLoopResult]: For program point L554(line 554) no Hoare annotation was computed. [2021-10-11 00:23:26,618 INFO L262 CegarLoopResult]: For program point L488(line 488) no Hoare annotation was computed. [2021-10-11 00:23:26,618 INFO L262 CegarLoopResult]: For program point L290(lines 290 423) no Hoare annotation was computed. [2021-10-11 00:23:26,618 INFO L262 CegarLoopResult]: For program point L158(lines 158 423) no Hoare annotation was computed. [2021-10-11 00:23:26,618 INFO L262 CegarLoopResult]: For program point L92(lines 92 423) no Hoare annotation was computed. [2021-10-11 00:23:26,618 INFO L262 CegarLoopResult]: For program point L621(line 621) no Hoare annotation was computed. [2021-10-11 00:23:26,618 INFO L262 CegarLoopResult]: For program point L225(lines 225 423) no Hoare annotation was computed. [2021-10-11 00:23:26,618 INFO L262 CegarLoopResult]: For program point L93(lines 93 99) no Hoare annotation was computed. [2021-10-11 00:23:26,618 INFO L262 CegarLoopResult]: For program point L93-2(lines 93 99) no Hoare annotation was computed. [2021-10-11 00:23:26,618 INFO L262 CegarLoopResult]: For program point L556-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:23:26,618 INFO L262 CegarLoopResult]: For program point L490-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:23:26,618 INFO L262 CegarLoopResult]: For program point L424(lines 424 426) no Hoare annotation was computed. [2021-10-11 00:23:26,618 INFO L262 CegarLoopResult]: For program point L424-2(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:23:26,618 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 00:23:26,619 INFO L262 CegarLoopResult]: For program point L557(line 557) no Hoare annotation was computed. [2021-10-11 00:23:26,619 INFO L262 CegarLoopResult]: For program point L491(line 491) no Hoare annotation was computed. [2021-10-11 00:23:26,619 INFO L262 CegarLoopResult]: For program point L425(line 425) no Hoare annotation was computed. [2021-10-11 00:23:26,619 INFO L262 CegarLoopResult]: For program point L359(lines 359 423) no Hoare annotation was computed. [2021-10-11 00:23:26,619 INFO L262 CegarLoopResult]: For program point L293(lines 293 423) no Hoare annotation was computed. [2021-10-11 00:23:26,619 INFO L262 CegarLoopResult]: For program point L228(lines 228 423) no Hoare annotation was computed. [2021-10-11 00:23:26,619 INFO L262 CegarLoopResult]: For program point L559-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:23:26,619 INFO L262 CegarLoopResult]: For program point L493-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:23:26,619 INFO L262 CegarLoopResult]: For program point L427-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:23:26,619 INFO L262 CegarLoopResult]: For program point L560(line 560) no Hoare annotation was computed. [2021-10-11 00:23:26,619 INFO L262 CegarLoopResult]: For program point L494(line 494) no Hoare annotation was computed. [2021-10-11 00:23:26,619 INFO L262 CegarLoopResult]: For program point L428(line 428) no Hoare annotation was computed. [2021-10-11 00:23:26,619 INFO L262 CegarLoopResult]: For program point L296(lines 296 423) no Hoare annotation was computed. [2021-10-11 00:23:26,619 INFO L262 CegarLoopResult]: For program point L164(lines 164 423) no Hoare annotation was computed. [2021-10-11 00:23:26,620 INFO L262 CegarLoopResult]: For program point L562-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:23:26,620 INFO L262 CegarLoopResult]: For program point L496-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:23:26,620 INFO L262 CegarLoopResult]: For program point L430-1(lines 39 608) no Hoare annotation was computed. [2021-10-11 00:23:26,620 INFO L262 CegarLoopResult]: For program point L364(lines 364 423) no Hoare annotation was computed. [2021-10-11 00:23:26,620 INFO L262 CegarLoopResult]: For program point L563(line 563) no Hoare annotation was computed. [2021-10-11 00:23:26,620 INFO L262 CegarLoopResult]: For program point L497(line 497) no Hoare annotation was computed. [2021-10-11 00:23:26,620 INFO L262 CegarLoopResult]: For program point L431(line 431) no Hoare annotation was computed. [2021-10-11 00:23:26,620 INFO L262 CegarLoopResult]: For program point L233(lines 233 423) no Hoare annotation was computed. [2021-10-11 00:23:26,620 INFO L262 CegarLoopResult]: For program point L101(lines 101 423) no Hoare annotation was computed. [2021-10-11 00:23:26,646 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 12:23:26 BoogieIcfgContainer [2021-10-11 00:23:26,646 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 00:23:26,647 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 00:23:26,647 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 00:23:26,647 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 00:23:26,648 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:23:14" (3/4) ... [2021-10-11 00:23:26,651 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 00:23:26,676 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2021-10-11 00:23:26,678 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-10-11 00:23:26,679 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 00:23:26,680 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 00:23:26,861 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a52e523-e37e-44d2-909a-3e05206a1265/bin/uautomizer-Z5i5R5N3CC/witness.graphml [2021-10-11 00:23:26,861 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 00:23:26,862 INFO L168 Benchmark]: Toolchain (without parser) took 14717.88 ms. Allocated memory was 79.7 MB in the beginning and 341.8 MB in the end (delta: 262.1 MB). Free memory was 42.3 MB in the beginning and 121.6 MB in the end (delta: -79.3 MB). Peak memory consumption was 182.5 MB. Max. memory is 16.1 GB. [2021-10-11 00:23:26,862 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 79.7 MB. Free memory is still 60.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:23:26,862 INFO L168 Benchmark]: CACSL2BoogieTranslator took 777.41 ms. Allocated memory was 79.7 MB in the beginning and 104.9 MB in the end (delta: 25.2 MB). Free memory was 42.1 MB in the beginning and 63.4 MB in the end (delta: -21.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 00:23:26,863 INFO L168 Benchmark]: Boogie Procedure Inliner took 120.03 ms. Allocated memory is still 104.9 MB. Free memory was 63.4 MB in the beginning and 58.0 MB in the end (delta: 5.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 00:23:26,863 INFO L168 Benchmark]: Boogie Preprocessor took 96.11 ms. Allocated memory is still 104.9 MB. Free memory was 58.0 MB in the beginning and 53.8 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 00:23:26,863 INFO L168 Benchmark]: RCFGBuilder took 1521.04 ms. Allocated memory was 104.9 MB in the beginning and 138.4 MB in the end (delta: 33.6 MB). Free memory was 53.8 MB in the beginning and 100.5 MB in the end (delta: -46.7 MB). Peak memory consumption was 26.4 MB. Max. memory is 16.1 GB. [2021-10-11 00:23:26,864 INFO L168 Benchmark]: TraceAbstraction took 11965.03 ms. Allocated memory was 138.4 MB in the beginning and 341.8 MB in the end (delta: 203.4 MB). Free memory was 99.4 MB in the beginning and 136.3 MB in the end (delta: -36.8 MB). Peak memory consumption was 166.4 MB. Max. memory is 16.1 GB. [2021-10-11 00:23:26,864 INFO L168 Benchmark]: Witness Printer took 214.46 ms. Allocated memory is still 341.8 MB. Free memory was 136.3 MB in the beginning and 121.6 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-11 00:23:26,866 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 79.7 MB. Free memory is still 60.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 777.41 ms. Allocated memory was 79.7 MB in the beginning and 104.9 MB in the end (delta: 25.2 MB). Free memory was 42.1 MB in the beginning and 63.4 MB in the end (delta: -21.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 120.03 ms. Allocated memory is still 104.9 MB. Free memory was 63.4 MB in the beginning and 58.0 MB in the end (delta: 5.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 96.11 ms. Allocated memory is still 104.9 MB. Free memory was 58.0 MB in the beginning and 53.8 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1521.04 ms. Allocated memory was 104.9 MB in the beginning and 138.4 MB in the end (delta: 33.6 MB). Free memory was 53.8 MB in the beginning and 100.5 MB in the end (delta: -46.7 MB). Peak memory consumption was 26.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 11965.03 ms. Allocated memory was 138.4 MB in the beginning and 341.8 MB in the end (delta: 203.4 MB). Free memory was 99.4 MB in the beginning and 136.3 MB in the end (delta: -36.8 MB). Peak memory consumption was 166.4 MB. Max. memory is 16.1 GB. * Witness Printer took 214.46 ms. Allocated memory is still 341.8 MB. Free memory was 136.3 MB in the beginning and 121.6 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 557]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 610]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 616]: Loop Invariant Derived loop invariant: ((((((((((((9 <= a28 && a17 <= 7) && a25 <= 0) && a28 <= 10) || (((((9 <= a28 && a19 == 1) && a21 == 1) && a17 <= 8) && a25 <= 0) && a28 <= 10)) || (((a19 == 1 && a25 == 1) && a28 <= 7) && a17 <= 8)) || ((((a19 == 1 && a21 == 1) && a17 == 8) && a25 == 1) && !(a11 == 1))) || ((((a19 == 1 && a25 == 1) && !(a11 == 1)) && a17 <= 8) && a28 <= 10)) || ((((9 <= a28 && a19 == 1) && a25 == 1) && a17 <= 8) && a28 <= 10)) || (((a25 == 1 && !(a11 == 1)) && a28 <= 7) && a17 <= 8)) || ((((9 <= a28 && a25 == 1) && !(a11 == 1)) && a17 <= 8) && a28 <= 10)) || (((!(a11 == 1) && a17 <= 8) && a25 <= 0) && a28 <= 10)) || ((a28 <= 7 && a17 <= 8) && a25 <= 0)) || (((9 <= a28 && a25 == 1) && a17 <= 7) && a28 <= 10) - InvariantResult [Line: 39]: Loop Invariant Derived loop invariant: ((((((((((((9 <= a28 && a17 <= 7) && a25 <= 0) && a28 <= 10) || (((((9 <= a28 && a19 == 1) && a21 == 1) && a17 <= 8) && a25 <= 0) && a28 <= 10)) || (((a19 == 1 && a25 == 1) && a28 <= 7) && a17 <= 8)) || ((((a19 == 1 && a21 == 1) && a17 == 8) && a25 == 1) && !(a11 == 1))) || ((((a19 == 1 && a25 == 1) && !(a11 == 1)) && a17 <= 8) && a28 <= 10)) || ((((9 <= a28 && a19 == 1) && a25 == 1) && a17 <= 8) && a28 <= 10)) || (((a25 == 1 && !(a11 == 1)) && a28 <= 7) && a17 <= 8)) || ((((9 <= a28 && a25 == 1) && !(a11 == 1)) && a17 <= 8) && a28 <= 10)) || (((!(a11 == 1) && a17 <= 8) && a25 <= 0) && a28 <= 10)) || ((a28 <= 7 && a17 <= 8) && a25 <= 0)) || (((9 <= a28 && a25 == 1) && a17 <= 7) && a28 <= 10) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 227 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 11.3s, OverallIterations: 11, TraceHistogramMax: 6, AutomataDifference: 7.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1174 SDtfs, 1692 SDslu, 163 SDs, 0 SdLazy, 4004 SolverSat, 631 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 508 GetRequests, 485 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1419occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 11 MinimizatonAttempts, 321 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 47 NumberOfFragments, 329 HoareAnnotationTreeSize, 3 FomulaSimplifications, 1234 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 54 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 2397 NumberOfCodeBlocks, 2397 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 2383 ConstructedInterpolants, 0 QuantifiedInterpolants, 985068 SizeOfPredicates, 0 NumberOfNonLiveVariables, 919 ConjunctsInSsa, 7 ConjunctsInUnsatCore, 14 InterpolantComputations, 11 PerfectInterpolantSequences, 1136/1163 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 RESULT: Ultimate proved your program to be correct! Received shutdown request...