./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem14_label50.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_89952b98-43f2-444a-8f2f-0ef82d5b5326/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_89952b98-43f2-444a-8f2f-0ef82d5b5326/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_89952b98-43f2-444a-8f2f-0ef82d5b5326/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_89952b98-43f2-444a-8f2f-0ef82d5b5326/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem14_label50.c -s /tmp/vcloud-vcloud-master/worker/run_dir_89952b98-43f2-444a-8f2f-0ef82d5b5326/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_89952b98-43f2-444a-8f2f-0ef82d5b5326/bin/uautomizer --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 5e19c1710261daab1224ed195d8f9cf4ddce74c6 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-30 00:14:01,403 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 00:14:01,406 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 00:14:01,462 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 00:14:01,463 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 00:14:01,468 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 00:14:01,472 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 00:14:01,480 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 00:14:01,482 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 00:14:01,483 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 00:14:01,485 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 00:14:01,486 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 00:14:01,487 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 00:14:01,489 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 00:14:01,490 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 00:14:01,492 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 00:14:01,493 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 00:14:01,494 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 00:14:01,497 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 00:14:01,499 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 00:14:01,501 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 00:14:01,503 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 00:14:01,504 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 00:14:01,505 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 00:14:01,509 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 00:14:01,509 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 00:14:01,510 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 00:14:01,511 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 00:14:01,512 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 00:14:01,513 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 00:14:01,513 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 00:14:01,514 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 00:14:01,515 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 00:14:01,516 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 00:14:01,518 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 00:14:01,518 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 00:14:01,519 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 00:14:01,520 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 00:14:01,520 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 00:14:01,522 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 00:14:01,524 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 00:14:01,525 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_89952b98-43f2-444a-8f2f-0ef82d5b5326/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-30 00:14:01,566 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 00:14:01,567 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 00:14:01,568 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 00:14:01,569 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 00:14:01,569 INFO L138 SettingsManager]: * Use SBE=true [2020-11-30 00:14:01,569 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 00:14:01,570 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 00:14:01,570 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 00:14:01,570 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 00:14:01,570 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 00:14:01,571 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 00:14:01,572 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 00:14:01,572 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 00:14:01,572 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 00:14:01,572 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 00:14:01,572 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 00:14:01,573 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 00:14:01,573 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 00:14:01,573 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-30 00:14:01,573 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 00:14:01,574 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 00:14:01,574 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 00:14:01,574 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 00:14:01,574 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 00:14:01,575 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 00:14:01,575 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-30 00:14:01,575 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 00:14:01,575 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 00:14:01,576 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 00:14:01,576 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-vcloud-master/worker/run_dir_89952b98-43f2-444a-8f2f-0ef82d5b5326/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_89952b98-43f2-444a-8f2f-0ef82d5b5326/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5e19c1710261daab1224ed195d8f9cf4ddce74c6 [2020-11-30 00:14:01,870 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 00:14:01,894 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 00:14:01,896 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 00:14:01,898 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 00:14:01,898 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 00:14:01,899 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_89952b98-43f2-444a-8f2f-0ef82d5b5326/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem14_label50.c [2020-11-30 00:14:01,978 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_89952b98-43f2-444a-8f2f-0ef82d5b5326/bin/uautomizer/data/aef775242/11bd963b41714a869746462f567ffd6a/FLAG403b83307 [2020-11-30 00:14:02,683 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 00:14:02,683 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_89952b98-43f2-444a-8f2f-0ef82d5b5326/sv-benchmarks/c/eca-rers2012/Problem14_label50.c [2020-11-30 00:14:02,696 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_89952b98-43f2-444a-8f2f-0ef82d5b5326/bin/uautomizer/data/aef775242/11bd963b41714a869746462f567ffd6a/FLAG403b83307 [2020-11-30 00:14:02,924 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_89952b98-43f2-444a-8f2f-0ef82d5b5326/bin/uautomizer/data/aef775242/11bd963b41714a869746462f567ffd6a [2020-11-30 00:14:02,941 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 00:14:02,942 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 00:14:02,944 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 00:14:02,944 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 00:14:02,946 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 00:14:02,947 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:14:02" (1/1) ... [2020-11-30 00:14:02,949 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a02ebe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:14:02, skipping insertion in model container [2020-11-30 00:14:02,950 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:14:02" (1/1) ... [2020-11-30 00:14:02,957 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 00:14:03,006 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 00:14:03,501 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 00:14:03,511 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 00:14:03,816 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 00:14:03,834 INFO L208 MainTranslator]: Completed translation [2020-11-30 00:14:03,837 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:14:03 WrapperNode [2020-11-30 00:14:03,837 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 00:14:03,839 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 00:14:03,839 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 00:14:03,839 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 00:14:03,847 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:14:03" (1/1) ... [2020-11-30 00:14:03,892 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:14:03" (1/1) ... [2020-11-30 00:14:03,981 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 00:14:03,984 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 00:14:03,984 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 00:14:03,984 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 00:14:03,993 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:14:03" (1/1) ... [2020-11-30 00:14:03,994 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:14:03" (1/1) ... [2020-11-30 00:14:04,006 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:14:03" (1/1) ... [2020-11-30 00:14:04,007 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:14:03" (1/1) ... [2020-11-30 00:14:04,052 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:14:03" (1/1) ... [2020-11-30 00:14:04,063 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:14:03" (1/1) ... [2020-11-30 00:14:04,070 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:14:03" (1/1) ... [2020-11-30 00:14:04,083 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 00:14:04,084 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 00:14:04,084 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 00:14:04,084 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 00:14:04,096 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:14:03" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_89952b98-43f2-444a-8f2f-0ef82d5b5326/bin/uautomizer/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 [2020-11-30 00:14:04,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-30 00:14:04,158 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 00:14:04,158 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 00:14:04,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 00:14:05,840 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-30 00:14:05,840 INFO L298 CfgBuilder]: Removed 9 assume(true) statements. [2020-11-30 00:14:05,842 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:14:05 BoogieIcfgContainer [2020-11-30 00:14:05,843 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-30 00:14:05,844 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-30 00:14:05,844 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-30 00:14:05,850 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-30 00:14:05,851 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.11 12:14:02" (1/3) ... [2020-11-30 00:14:05,851 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40b1566a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 12:14:05, skipping insertion in model container [2020-11-30 00:14:05,852 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:14:03" (2/3) ... [2020-11-30 00:14:05,852 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40b1566a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 12:14:05, skipping insertion in model container [2020-11-30 00:14:05,852 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:14:05" (3/3) ... [2020-11-30 00:14:05,854 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem14_label50.c [2020-11-30 00:14:05,865 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-30 00:14:05,869 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-30 00:14:05,881 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-11-30 00:14:05,911 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-30 00:14:05,911 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-30 00:14:05,915 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-30 00:14:05,915 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-30 00:14:05,916 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-30 00:14:05,916 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-30 00:14:05,916 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-30 00:14:05,916 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-30 00:14:05,940 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states. [2020-11-30 00:14:05,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-11-30 00:14:05,946 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:14:05,947 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] [2020-11-30 00:14:05,947 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:14:05,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:14:05,952 INFO L82 PathProgramCache]: Analyzing trace with hash 2088660649, now seen corresponding path program 1 times [2020-11-30 00:14:05,958 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:14:05,959 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [924889063] [2020-11-30 00:14:05,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:14:06,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:14:06,268 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:14:06,269 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [924889063] [2020-11-30 00:14:06,270 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:14:06,271 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 00:14:06,271 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1228944564] [2020-11-30 00:14:06,276 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-30 00:14:06,277 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:14:06,290 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-30 00:14:06,291 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-30 00:14:06,294 INFO L87 Difference]: Start difference. First operand 246 states. Second operand 4 states. [2020-11-30 00:14:08,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:14:08,838 INFO L93 Difference]: Finished difference Result 853 states and 1561 transitions. [2020-11-30 00:14:08,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-30 00:14:08,840 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 37 [2020-11-30 00:14:08,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:14:08,872 INFO L225 Difference]: With dead ends: 853 [2020-11-30 00:14:08,872 INFO L226 Difference]: Without dead ends: 538 [2020-11-30 00:14:08,881 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-11-30 00:14:08,901 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 538 states. [2020-11-30 00:14:08,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 538 to 538. [2020-11-30 00:14:08,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 538 states. [2020-11-30 00:14:08,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 538 states and 778 transitions. [2020-11-30 00:14:08,976 INFO L78 Accepts]: Start accepts. Automaton has 538 states and 778 transitions. Word has length 37 [2020-11-30 00:14:08,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:14:08,977 INFO L481 AbstractCegarLoop]: Abstraction has 538 states and 778 transitions. [2020-11-30 00:14:08,977 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-30 00:14:08,977 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 778 transitions. [2020-11-30 00:14:08,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2020-11-30 00:14:08,996 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:14:08,997 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-11-30 00:14:08,998 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-30 00:14:08,998 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:14:09,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:14:09,000 INFO L82 PathProgramCache]: Analyzing trace with hash 338206701, now seen corresponding path program 1 times [2020-11-30 00:14:09,001 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:14:09,001 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1002836411] [2020-11-30 00:14:09,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:14:09,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:14:09,328 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2020-11-30 00:14:09,329 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1002836411] [2020-11-30 00:14:09,329 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:14:09,329 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-30 00:14:09,329 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [693694784] [2020-11-30 00:14:09,331 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 00:14:09,331 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:14:09,332 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 00:14:09,332 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 00:14:09,333 INFO L87 Difference]: Start difference. First operand 538 states and 778 transitions. Second operand 3 states. [2020-11-30 00:14:10,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:14:10,391 INFO L93 Difference]: Finished difference Result 1074 states and 1656 transitions. [2020-11-30 00:14:10,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 00:14:10,392 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 185 [2020-11-30 00:14:10,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:14:10,396 INFO L225 Difference]: With dead ends: 1074 [2020-11-30 00:14:10,396 INFO L226 Difference]: Without dead ends: 716 [2020-11-30 00:14:10,397 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 [2020-11-30 00:14:10,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 716 states. [2020-11-30 00:14:10,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 716 to 716. [2020-11-30 00:14:10,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 716 states. [2020-11-30 00:14:10,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 716 states and 968 transitions. [2020-11-30 00:14:10,448 INFO L78 Accepts]: Start accepts. Automaton has 716 states and 968 transitions. Word has length 185 [2020-11-30 00:14:10,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:14:10,451 INFO L481 AbstractCegarLoop]: Abstraction has 716 states and 968 transitions. [2020-11-30 00:14:10,451 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 00:14:10,451 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 968 transitions. [2020-11-30 00:14:10,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2020-11-30 00:14:10,462 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:14:10,463 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-11-30 00:14:10,463 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-30 00:14:10,464 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:14:10,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:14:10,465 INFO L82 PathProgramCache]: Analyzing trace with hash -2052662940, now seen corresponding path program 1 times [2020-11-30 00:14:10,465 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:14:10,466 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [366201078] [2020-11-30 00:14:10,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:14:10,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:14:10,739 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-11-30 00:14:10,739 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [366201078] [2020-11-30 00:14:10,739 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:14:10,740 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 00:14:10,740 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1695050083] [2020-11-30 00:14:10,741 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-30 00:14:10,741 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:14:10,742 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-30 00:14:10,742 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-30 00:14:10,742 INFO L87 Difference]: Start difference. First operand 716 states and 968 transitions. Second operand 4 states. [2020-11-30 00:14:12,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:14:12,130 INFO L93 Difference]: Finished difference Result 1637 states and 2268 transitions. [2020-11-30 00:14:12,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-30 00:14:12,132 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 208 [2020-11-30 00:14:12,132 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:14:12,138 INFO L225 Difference]: With dead ends: 1637 [2020-11-30 00:14:12,138 INFO L226 Difference]: Without dead ends: 1072 [2020-11-30 00:14:12,141 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-30 00:14:12,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1072 states. [2020-11-30 00:14:12,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1072 to 894. [2020-11-30 00:14:12,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 894 states. [2020-11-30 00:14:12,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 894 states and 1047 transitions. [2020-11-30 00:14:12,174 INFO L78 Accepts]: Start accepts. Automaton has 894 states and 1047 transitions. Word has length 208 [2020-11-30 00:14:12,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:14:12,176 INFO L481 AbstractCegarLoop]: Abstraction has 894 states and 1047 transitions. [2020-11-30 00:14:12,176 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-30 00:14:12,177 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states and 1047 transitions. [2020-11-30 00:14:12,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2020-11-30 00:14:12,182 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:14:12,182 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:14:12,183 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-30 00:14:12,183 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:14:12,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:14:12,184 INFO L82 PathProgramCache]: Analyzing trace with hash -1310585928, now seen corresponding path program 1 times [2020-11-30 00:14:12,184 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:14:12,184 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [949792179] [2020-11-30 00:14:12,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:14:12,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:14:13,173 INFO L134 CoverageAnalysis]: Checked inductivity of 389 backedges. 168 proven. 130 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2020-11-30 00:14:13,173 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [949792179] [2020-11-30 00:14:13,174 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [765638498] [2020-11-30 00:14:13,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_89952b98-43f2-444a-8f2f-0ef82d5b5326/bin/uautomizer/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 [2020-11-30 00:14:13,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:14:13,338 INFO L263 TraceCheckSpWp]: Trace formula consists of 471 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-30 00:14:13,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 00:14:13,729 INFO L134 CoverageAnalysis]: Checked inductivity of 389 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 285 trivial. 0 not checked. [2020-11-30 00:14:13,729 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-30 00:14:13,730 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2020-11-30 00:14:13,731 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1792590284] [2020-11-30 00:14:13,732 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 00:14:13,732 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:14:13,733 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 00:14:13,733 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-11-30 00:14:13,734 INFO L87 Difference]: Start difference. First operand 894 states and 1047 transitions. Second operand 3 states. [2020-11-30 00:14:14,904 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:14:14,904 INFO L93 Difference]: Finished difference Result 2320 states and 2778 transitions. [2020-11-30 00:14:14,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 00:14:14,905 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 339 [2020-11-30 00:14:14,906 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:14:14,917 INFO L225 Difference]: With dead ends: 2320 [2020-11-30 00:14:14,917 INFO L226 Difference]: Without dead ends: 1606 [2020-11-30 00:14:14,919 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 343 GetRequests, 338 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-11-30 00:14:14,922 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1606 states. [2020-11-30 00:14:14,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1606 to 1428. [2020-11-30 00:14:14,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1428 states. [2020-11-30 00:14:14,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1428 states to 1428 states and 1627 transitions. [2020-11-30 00:14:14,968 INFO L78 Accepts]: Start accepts. Automaton has 1428 states and 1627 transitions. Word has length 339 [2020-11-30 00:14:14,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:14:14,972 INFO L481 AbstractCegarLoop]: Abstraction has 1428 states and 1627 transitions. [2020-11-30 00:14:14,972 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 00:14:14,972 INFO L276 IsEmpty]: Start isEmpty. Operand 1428 states and 1627 transitions. [2020-11-30 00:14:14,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 439 [2020-11-30 00:14:14,984 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:14:14,984 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:14:15,199 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-30 00:14:15,200 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:14:15,200 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:14:15,200 INFO L82 PathProgramCache]: Analyzing trace with hash 300591091, now seen corresponding path program 1 times [2020-11-30 00:14:15,200 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:14:15,201 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1344237334] [2020-11-30 00:14:15,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:14:15,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:14:16,031 INFO L134 CoverageAnalysis]: Checked inductivity of 698 backedges. 533 proven. 130 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2020-11-30 00:14:16,031 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1344237334] [2020-11-30 00:14:16,032 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [979660808] [2020-11-30 00:14:16,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_89952b98-43f2-444a-8f2f-0ef82d5b5326/bin/uautomizer/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 [2020-11-30 00:14:16,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:14:16,199 INFO L263 TraceCheckSpWp]: Trace formula consists of 595 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-30 00:14:16,215 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 00:14:16,437 INFO L134 CoverageAnalysis]: Checked inductivity of 698 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 559 trivial. 0 not checked. [2020-11-30 00:14:16,437 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-30 00:14:16,438 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2020-11-30 00:14:16,438 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [185794464] [2020-11-30 00:14:16,439 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 00:14:16,440 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:14:16,441 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 00:14:16,441 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-11-30 00:14:16,441 INFO L87 Difference]: Start difference. First operand 1428 states and 1627 transitions. Second operand 3 states. [2020-11-30 00:14:17,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:14:17,498 INFO L93 Difference]: Finished difference Result 3388 states and 3938 transitions. [2020-11-30 00:14:17,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 00:14:17,499 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 438 [2020-11-30 00:14:17,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:14:17,517 INFO L225 Difference]: With dead ends: 3388 [2020-11-30 00:14:17,517 INFO L226 Difference]: Without dead ends: 2140 [2020-11-30 00:14:17,520 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 442 GetRequests, 437 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-11-30 00:14:17,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2140 states. [2020-11-30 00:14:17,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2140 to 1962. [2020-11-30 00:14:17,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1962 states. [2020-11-30 00:14:17,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1962 states to 1962 states and 2218 transitions. [2020-11-30 00:14:17,575 INFO L78 Accepts]: Start accepts. Automaton has 1962 states and 2218 transitions. Word has length 438 [2020-11-30 00:14:17,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:14:17,576 INFO L481 AbstractCegarLoop]: Abstraction has 1962 states and 2218 transitions. [2020-11-30 00:14:17,576 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 00:14:17,576 INFO L276 IsEmpty]: Start isEmpty. Operand 1962 states and 2218 transitions. [2020-11-30 00:14:17,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 458 [2020-11-30 00:14:17,586 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:14:17,587 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:14:17,803 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-30 00:14:17,804 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:14:17,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:14:17,804 INFO L82 PathProgramCache]: Analyzing trace with hash -1174222630, now seen corresponding path program 1 times [2020-11-30 00:14:17,804 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:14:17,805 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [32440984] [2020-11-30 00:14:17,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:14:17,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:14:18,508 INFO L134 CoverageAnalysis]: Checked inductivity of 755 backedges. 590 proven. 130 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2020-11-30 00:14:18,508 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [32440984] [2020-11-30 00:14:18,508 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [325072137] [2020-11-30 00:14:18,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_89952b98-43f2-444a-8f2f-0ef82d5b5326/bin/uautomizer/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 [2020-11-30 00:14:18,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:14:18,678 INFO L263 TraceCheckSpWp]: Trace formula consists of 615 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-30 00:14:18,684 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 00:14:18,852 INFO L134 CoverageAnalysis]: Checked inductivity of 755 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 616 trivial. 0 not checked. [2020-11-30 00:14:18,852 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-30 00:14:18,853 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2020-11-30 00:14:18,853 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1596892054] [2020-11-30 00:14:18,853 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 00:14:18,854 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:14:18,854 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 00:14:18,854 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-11-30 00:14:18,854 INFO L87 Difference]: Start difference. First operand 1962 states and 2218 transitions. Second operand 3 states. [2020-11-30 00:14:19,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:14:19,863 INFO L93 Difference]: Finished difference Result 4278 states and 4939 transitions. [2020-11-30 00:14:19,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 00:14:19,864 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 457 [2020-11-30 00:14:19,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:14:19,881 INFO L225 Difference]: With dead ends: 4278 [2020-11-30 00:14:19,881 INFO L226 Difference]: Without dead ends: 2496 [2020-11-30 00:14:19,884 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 461 GetRequests, 456 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-11-30 00:14:19,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2496 states. [2020-11-30 00:14:19,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2496 to 2140. [2020-11-30 00:14:19,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2140 states. [2020-11-30 00:14:19,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2140 states to 2140 states and 2493 transitions. [2020-11-30 00:14:19,950 INFO L78 Accepts]: Start accepts. Automaton has 2140 states and 2493 transitions. Word has length 457 [2020-11-30 00:14:19,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:14:19,951 INFO L481 AbstractCegarLoop]: Abstraction has 2140 states and 2493 transitions. [2020-11-30 00:14:19,951 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 00:14:19,951 INFO L276 IsEmpty]: Start isEmpty. Operand 2140 states and 2493 transitions. [2020-11-30 00:14:19,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 472 [2020-11-30 00:14:19,964 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:14:19,964 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:14:20,179 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-30 00:14:20,180 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:14:20,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:14:20,180 INFO L82 PathProgramCache]: Analyzing trace with hash 600969501, now seen corresponding path program 1 times [2020-11-30 00:14:20,180 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:14:20,181 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2128948532] [2020-11-30 00:14:20,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:14:20,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:14:20,888 INFO L134 CoverageAnalysis]: Checked inductivity of 771 backedges. 606 proven. 130 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2020-11-30 00:14:20,889 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2128948532] [2020-11-30 00:14:20,889 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [855119443] [2020-11-30 00:14:20,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_89952b98-43f2-444a-8f2f-0ef82d5b5326/bin/uautomizer/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-30 00:14:21,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:14:21,033 INFO L263 TraceCheckSpWp]: Trace formula consists of 627 conjuncts, 3 conjunts are in the unsatisfiable core [2020-11-30 00:14:21,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 00:14:21,482 INFO L134 CoverageAnalysis]: Checked inductivity of 771 backedges. 422 proven. 0 refuted. 0 times theorem prover too weak. 349 trivial. 0 not checked. [2020-11-30 00:14:21,483 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-30 00:14:21,483 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [5] total 6 [2020-11-30 00:14:21,483 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [755280017] [2020-11-30 00:14:21,484 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 00:14:21,484 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:14:21,484 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 00:14:21,484 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2020-11-30 00:14:21,485 INFO L87 Difference]: Start difference. First operand 2140 states and 2493 transitions. Second operand 3 states. [2020-11-30 00:14:22,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:14:22,430 INFO L93 Difference]: Finished difference Result 4278 states and 4999 transitions. [2020-11-30 00:14:22,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 00:14:22,431 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 471 [2020-11-30 00:14:22,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:14:22,445 INFO L225 Difference]: With dead ends: 4278 [2020-11-30 00:14:22,446 INFO L226 Difference]: Without dead ends: 2318 [2020-11-30 00:14:22,449 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 475 GetRequests, 470 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2020-11-30 00:14:22,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2318 states. [2020-11-30 00:14:22,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2318 to 2318. [2020-11-30 00:14:22,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2318 states. [2020-11-30 00:14:22,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2318 states to 2318 states and 2657 transitions. [2020-11-30 00:14:22,506 INFO L78 Accepts]: Start accepts. Automaton has 2318 states and 2657 transitions. Word has length 471 [2020-11-30 00:14:22,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:14:22,507 INFO L481 AbstractCegarLoop]: Abstraction has 2318 states and 2657 transitions. [2020-11-30 00:14:22,507 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 00:14:22,507 INFO L276 IsEmpty]: Start isEmpty. Operand 2318 states and 2657 transitions. [2020-11-30 00:14:22,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 539 [2020-11-30 00:14:22,514 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:14:22,514 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:14:22,739 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-30 00:14:22,740 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:14:22,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:14:22,740 INFO L82 PathProgramCache]: Analyzing trace with hash 213266864, now seen corresponding path program 1 times [2020-11-30 00:14:22,740 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:14:22,741 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [268489409] [2020-11-30 00:14:22,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:14:22,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:14:23,199 INFO L134 CoverageAnalysis]: Checked inductivity of 778 backedges. 639 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2020-11-30 00:14:23,199 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [268489409] [2020-11-30 00:14:23,200 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:14:23,200 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 00:14:23,200 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [935232874] [2020-11-30 00:14:23,201 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 00:14:23,201 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:14:23,201 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 00:14:23,201 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 00:14:23,201 INFO L87 Difference]: Start difference. First operand 2318 states and 2657 transitions. Second operand 3 states. [2020-11-30 00:14:23,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:14:23,964 INFO L93 Difference]: Finished difference Result 4456 states and 5133 transitions. [2020-11-30 00:14:23,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 00:14:23,965 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 538 [2020-11-30 00:14:23,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:14:23,979 INFO L225 Difference]: With dead ends: 4456 [2020-11-30 00:14:23,979 INFO L226 Difference]: Without dead ends: 2318 [2020-11-30 00:14:23,982 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 [2020-11-30 00:14:23,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2318 states. [2020-11-30 00:14:24,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2318 to 2318. [2020-11-30 00:14:24,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2318 states. [2020-11-30 00:14:24,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2318 states to 2318 states and 2602 transitions. [2020-11-30 00:14:24,038 INFO L78 Accepts]: Start accepts. Automaton has 2318 states and 2602 transitions. Word has length 538 [2020-11-30 00:14:24,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:14:24,039 INFO L481 AbstractCegarLoop]: Abstraction has 2318 states and 2602 transitions. [2020-11-30 00:14:24,039 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 00:14:24,040 INFO L276 IsEmpty]: Start isEmpty. Operand 2318 states and 2602 transitions. [2020-11-30 00:14:24,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 652 [2020-11-30 00:14:24,047 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:14:24,047 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:14:24,048 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-11-30 00:14:24,048 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:14:24,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:14:24,049 INFO L82 PathProgramCache]: Analyzing trace with hash 1275869497, now seen corresponding path program 1 times [2020-11-30 00:14:24,049 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:14:24,049 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [572305734] [2020-11-30 00:14:24,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:14:24,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:14:24,690 INFO L134 CoverageAnalysis]: Checked inductivity of 1249 backedges. 900 proven. 0 refuted. 0 times theorem prover too weak. 349 trivial. 0 not checked. [2020-11-30 00:14:24,690 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [572305734] [2020-11-30 00:14:24,692 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:14:24,693 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 00:14:24,693 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [190338731] [2020-11-30 00:14:24,694 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 00:14:24,694 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:14:24,695 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 00:14:24,695 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 00:14:24,695 INFO L87 Difference]: Start difference. First operand 2318 states and 2602 transitions. Second operand 3 states. [2020-11-30 00:14:25,494 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:14:25,494 INFO L93 Difference]: Finished difference Result 5524 states and 6261 transitions. [2020-11-30 00:14:25,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 00:14:25,495 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 651 [2020-11-30 00:14:25,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:14:25,515 INFO L225 Difference]: With dead ends: 5524 [2020-11-30 00:14:25,515 INFO L226 Difference]: Without dead ends: 3386 [2020-11-30 00:14:25,518 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 [2020-11-30 00:14:25,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3386 states. [2020-11-30 00:14:25,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3386 to 3386. [2020-11-30 00:14:25,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3386 states. [2020-11-30 00:14:25,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3386 states to 3386 states and 3781 transitions. [2020-11-30 00:14:25,605 INFO L78 Accepts]: Start accepts. Automaton has 3386 states and 3781 transitions. Word has length 651 [2020-11-30 00:14:25,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:14:25,606 INFO L481 AbstractCegarLoop]: Abstraction has 3386 states and 3781 transitions. [2020-11-30 00:14:25,607 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 00:14:25,607 INFO L276 IsEmpty]: Start isEmpty. Operand 3386 states and 3781 transitions. [2020-11-30 00:14:25,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 712 [2020-11-30 00:14:25,616 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:14:25,617 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:14:25,617 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-11-30 00:14:25,617 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:14:25,618 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:14:25,618 INFO L82 PathProgramCache]: Analyzing trace with hash 321804815, now seen corresponding path program 1 times [2020-11-30 00:14:25,618 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:14:25,618 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [867410595] [2020-11-30 00:14:25,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:14:25,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:14:26,428 INFO L134 CoverageAnalysis]: Checked inductivity of 1311 backedges. 1022 proven. 0 refuted. 0 times theorem prover too weak. 289 trivial. 0 not checked. [2020-11-30 00:14:26,429 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [867410595] [2020-11-30 00:14:26,429 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:14:26,429 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 00:14:26,429 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1722394266] [2020-11-30 00:14:26,430 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 00:14:26,430 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:14:26,430 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 00:14:26,430 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 00:14:26,430 INFO L87 Difference]: Start difference. First operand 3386 states and 3781 transitions. Second operand 3 states. [2020-11-30 00:14:27,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:14:27,144 INFO L93 Difference]: Finished difference Result 6592 states and 7381 transitions. [2020-11-30 00:14:27,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 00:14:27,145 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 711 [2020-11-30 00:14:27,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:14:27,162 INFO L225 Difference]: With dead ends: 6592 [2020-11-30 00:14:27,162 INFO L226 Difference]: Without dead ends: 3386 [2020-11-30 00:14:27,166 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 [2020-11-30 00:14:27,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3386 states. [2020-11-30 00:14:27,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3386 to 3386. [2020-11-30 00:14:27,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3386 states. [2020-11-30 00:14:27,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3386 states to 3386 states and 3741 transitions. [2020-11-30 00:14:27,262 INFO L78 Accepts]: Start accepts. Automaton has 3386 states and 3741 transitions. Word has length 711 [2020-11-30 00:14:27,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:14:27,264 INFO L481 AbstractCegarLoop]: Abstraction has 3386 states and 3741 transitions. [2020-11-30 00:14:27,264 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 00:14:27,264 INFO L276 IsEmpty]: Start isEmpty. Operand 3386 states and 3741 transitions. [2020-11-30 00:14:27,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 736 [2020-11-30 00:14:27,274 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:14:27,274 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-11-30 00:14:27,275 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-11-30 00:14:27,275 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:14:27,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:14:27,276 INFO L82 PathProgramCache]: Analyzing trace with hash -1379265069, now seen corresponding path program 1 times [2020-11-30 00:14:27,276 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:14:27,276 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [79561097] [2020-11-30 00:14:27,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:14:27,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:14:28,271 INFO L134 CoverageAnalysis]: Checked inductivity of 1370 backedges. 839 proven. 23 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked. [2020-11-30 00:14:28,271 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [79561097] [2020-11-30 00:14:28,271 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [919470359] [2020-11-30 00:14:28,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_89952b98-43f2-444a-8f2f-0ef82d5b5326/bin/uautomizer/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-30 00:14:28,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:14:28,493 INFO L263 TraceCheckSpWp]: Trace formula consists of 915 conjuncts, 3 conjunts are in the unsatisfiable core [2020-11-30 00:14:28,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 00:14:29,269 INFO L134 CoverageAnalysis]: Checked inductivity of 1370 backedges. 862 proven. 0 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked. [2020-11-30 00:14:29,269 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-30 00:14:29,270 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2020-11-30 00:14:29,270 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [115764869] [2020-11-30 00:14:29,271 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-30 00:14:29,271 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:14:29,272 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-30 00:14:29,272 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-11-30 00:14:29,272 INFO L87 Difference]: Start difference. First operand 3386 states and 3741 transitions. Second operand 4 states. [2020-11-30 00:14:30,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:14:30,488 INFO L93 Difference]: Finished difference Result 7126 states and 7872 transitions. [2020-11-30 00:14:30,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-30 00:14:30,489 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 735 [2020-11-30 00:14:30,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:14:30,505 INFO L225 Difference]: With dead ends: 7126 [2020-11-30 00:14:30,506 INFO L226 Difference]: Without dead ends: 3564 [2020-11-30 00:14:30,510 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 738 GetRequests, 733 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-11-30 00:14:30,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3564 states. [2020-11-30 00:14:30,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3564 to 3208. [2020-11-30 00:14:30,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3208 states. [2020-11-30 00:14:30,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3208 states to 3208 states and 3444 transitions. [2020-11-30 00:14:30,582 INFO L78 Accepts]: Start accepts. Automaton has 3208 states and 3444 transitions. Word has length 735 [2020-11-30 00:14:30,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:14:30,583 INFO L481 AbstractCegarLoop]: Abstraction has 3208 states and 3444 transitions. [2020-11-30 00:14:30,583 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-30 00:14:30,584 INFO L276 IsEmpty]: Start isEmpty. Operand 3208 states and 3444 transitions. [2020-11-30 00:14:30,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 807 [2020-11-30 00:14:30,594 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:14:30,595 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:14:30,807 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2020-11-30 00:14:30,808 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:14:30,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:14:30,808 INFO L82 PathProgramCache]: Analyzing trace with hash 1194277337, now seen corresponding path program 1 times [2020-11-30 00:14:30,808 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:14:30,808 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [39637536] [2020-11-30 00:14:30,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:14:30,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:14:31,776 INFO L134 CoverageAnalysis]: Checked inductivity of 1877 backedges. 1373 proven. 155 refuted. 0 times theorem prover too weak. 349 trivial. 0 not checked. [2020-11-30 00:14:31,777 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [39637536] [2020-11-30 00:14:31,777 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [923556781] [2020-11-30 00:14:31,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_89952b98-43f2-444a-8f2f-0ef82d5b5326/bin/uautomizer/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-30 00:14:31,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:14:31,977 INFO L263 TraceCheckSpWp]: Trace formula consists of 1012 conjuncts, 3 conjunts are in the unsatisfiable core [2020-11-30 00:14:31,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 00:14:32,445 INFO L134 CoverageAnalysis]: Checked inductivity of 1877 backedges. 1373 proven. 155 refuted. 0 times theorem prover too weak. 349 trivial. 0 not checked. [2020-11-30 00:14:32,446 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-30 00:14:32,446 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2020-11-30 00:14:32,447 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [221166662] [2020-11-30 00:14:32,448 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-30 00:14:32,449 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:14:32,449 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-30 00:14:32,449 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-30 00:14:32,450 INFO L87 Difference]: Start difference. First operand 3208 states and 3444 transitions. Second operand 4 states. [2020-11-30 00:14:33,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:14:33,628 INFO L93 Difference]: Finished difference Result 7304 states and 7873 transitions. [2020-11-30 00:14:33,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-30 00:14:33,628 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 806 [2020-11-30 00:14:33,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:14:33,647 INFO L225 Difference]: With dead ends: 7304 [2020-11-30 00:14:33,647 INFO L226 Difference]: Without dead ends: 4276 [2020-11-30 00:14:33,651 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 809 GetRequests, 807 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-30 00:14:33,656 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4276 states. [2020-11-30 00:14:33,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4276 to 3920. [2020-11-30 00:14:33,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3920 states. [2020-11-30 00:14:33,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3920 states to 3920 states and 4220 transitions. [2020-11-30 00:14:33,726 INFO L78 Accepts]: Start accepts. Automaton has 3920 states and 4220 transitions. Word has length 806 [2020-11-30 00:14:33,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:14:33,728 INFO L481 AbstractCegarLoop]: Abstraction has 3920 states and 4220 transitions. [2020-11-30 00:14:33,728 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-30 00:14:33,728 INFO L276 IsEmpty]: Start isEmpty. Operand 3920 states and 4220 transitions. [2020-11-30 00:14:33,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 879 [2020-11-30 00:14:33,740 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:14:33,741 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:14:33,955 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-30 00:14:33,956 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:14:33,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:14:33,956 INFO L82 PathProgramCache]: Analyzing trace with hash 1898396470, now seen corresponding path program 1 times [2020-11-30 00:14:33,957 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:14:33,957 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [727018218] [2020-11-30 00:14:33,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:14:34,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:14:34,791 INFO L134 CoverageAnalysis]: Checked inductivity of 2343 backedges. 1521 proven. 0 refuted. 0 times theorem prover too weak. 822 trivial. 0 not checked. [2020-11-30 00:14:34,792 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [727018218] [2020-11-30 00:14:34,792 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:14:34,792 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 00:14:34,792 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1073332793] [2020-11-30 00:14:34,793 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 00:14:34,793 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:14:34,793 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 00:14:34,793 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 00:14:34,794 INFO L87 Difference]: Start difference. First operand 3920 states and 4220 transitions. Second operand 3 states. [2020-11-30 00:14:35,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:14:35,706 INFO L93 Difference]: Finished difference Result 8194 states and 8877 transitions. [2020-11-30 00:14:35,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 00:14:35,707 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 878 [2020-11-30 00:14:35,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:14:35,735 INFO L225 Difference]: With dead ends: 8194 [2020-11-30 00:14:35,741 INFO L226 Difference]: Without dead ends: 4454 [2020-11-30 00:14:35,745 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 [2020-11-30 00:14:35,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4454 states. [2020-11-30 00:14:35,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4454 to 4454. [2020-11-30 00:14:35,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4454 states. [2020-11-30 00:14:35,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4454 states to 4454 states and 4800 transitions. [2020-11-30 00:14:35,835 INFO L78 Accepts]: Start accepts. Automaton has 4454 states and 4800 transitions. Word has length 878 [2020-11-30 00:14:35,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:14:35,837 INFO L481 AbstractCegarLoop]: Abstraction has 4454 states and 4800 transitions. [2020-11-30 00:14:35,837 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 00:14:35,837 INFO L276 IsEmpty]: Start isEmpty. Operand 4454 states and 4800 transitions. [2020-11-30 00:14:35,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 897 [2020-11-30 00:14:35,851 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:14:35,852 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:14:35,853 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-11-30 00:14:35,853 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:14:35,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:14:35,856 INFO L82 PathProgramCache]: Analyzing trace with hash -866416253, now seen corresponding path program 1 times [2020-11-30 00:14:35,856 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:14:35,856 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1019770669] [2020-11-30 00:14:35,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:14:35,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:14:36,790 INFO L134 CoverageAnalysis]: Checked inductivity of 2361 backedges. 1683 proven. 0 refuted. 0 times theorem prover too weak. 678 trivial. 0 not checked. [2020-11-30 00:14:36,791 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1019770669] [2020-11-30 00:14:36,791 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:14:36,791 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 00:14:36,791 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [30330672] [2020-11-30 00:14:36,792 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 00:14:36,792 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:14:36,792 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 00:14:36,792 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 00:14:36,792 INFO L87 Difference]: Start difference. First operand 4454 states and 4800 transitions. Second operand 3 states. [2020-11-30 00:14:37,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:14:37,508 INFO L93 Difference]: Finished difference Result 8906 states and 9598 transitions. [2020-11-30 00:14:37,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 00:14:37,509 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 896 [2020-11-30 00:14:37,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:14:37,527 INFO L225 Difference]: With dead ends: 8906 [2020-11-30 00:14:37,535 INFO L226 Difference]: Without dead ends: 4632 [2020-11-30 00:14:37,539 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 [2020-11-30 00:14:37,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4632 states. [2020-11-30 00:14:37,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4632 to 4454. [2020-11-30 00:14:37,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4454 states. [2020-11-30 00:14:37,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4454 states to 4454 states and 4751 transitions. [2020-11-30 00:14:37,613 INFO L78 Accepts]: Start accepts. Automaton has 4454 states and 4751 transitions. Word has length 896 [2020-11-30 00:14:37,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:14:37,614 INFO L481 AbstractCegarLoop]: Abstraction has 4454 states and 4751 transitions. [2020-11-30 00:14:37,614 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 00:14:37,614 INFO L276 IsEmpty]: Start isEmpty. Operand 4454 states and 4751 transitions. [2020-11-30 00:14:37,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 974 [2020-11-30 00:14:37,629 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:14:37,630 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:14:37,630 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-11-30 00:14:37,630 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:14:37,631 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:14:37,631 INFO L82 PathProgramCache]: Analyzing trace with hash -30959450, now seen corresponding path program 1 times [2020-11-30 00:14:37,631 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:14:37,632 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [192835154] [2020-11-30 00:14:37,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:14:37,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:14:38,734 INFO L134 CoverageAnalysis]: Checked inductivity of 2929 backedges. 981 proven. 0 refuted. 0 times theorem prover too weak. 1948 trivial. 0 not checked. [2020-11-30 00:14:38,734 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [192835154] [2020-11-30 00:14:38,734 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:14:38,735 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 00:14:38,735 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1419513678] [2020-11-30 00:14:38,735 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 00:14:38,736 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:14:38,736 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 00:14:38,736 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 00:14:38,736 INFO L87 Difference]: Start difference. First operand 4454 states and 4751 transitions. Second operand 3 states. [2020-11-30 00:14:39,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:14:39,546 INFO L93 Difference]: Finished difference Result 8728 states and 9321 transitions. [2020-11-30 00:14:39,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 00:14:39,547 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 973 [2020-11-30 00:14:39,550 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:14:39,559 INFO L225 Difference]: With dead ends: 8728 [2020-11-30 00:14:39,560 INFO L226 Difference]: Without dead ends: 4454 [2020-11-30 00:14:39,567 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 [2020-11-30 00:14:39,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4454 states. [2020-11-30 00:14:39,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4454 to 4454. [2020-11-30 00:14:39,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4454 states. [2020-11-30 00:14:39,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4454 states to 4454 states and 4689 transitions. [2020-11-30 00:14:39,645 INFO L78 Accepts]: Start accepts. Automaton has 4454 states and 4689 transitions. Word has length 973 [2020-11-30 00:14:39,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:14:39,647 INFO L481 AbstractCegarLoop]: Abstraction has 4454 states and 4689 transitions. [2020-11-30 00:14:39,648 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 00:14:39,648 INFO L276 IsEmpty]: Start isEmpty. Operand 4454 states and 4689 transitions. [2020-11-30 00:14:39,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1049 [2020-11-30 00:14:39,664 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:14:39,666 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:14:39,666 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-11-30 00:14:39,666 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:14:39,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:14:39,667 INFO L82 PathProgramCache]: Analyzing trace with hash -1448559944, now seen corresponding path program 1 times [2020-11-30 00:14:39,668 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:14:39,668 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2123628627] [2020-11-30 00:14:39,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:14:39,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:14:40,932 INFO L134 CoverageAnalysis]: Checked inductivity of 3560 backedges. 1091 proven. 0 refuted. 0 times theorem prover too weak. 2469 trivial. 0 not checked. [2020-11-30 00:14:40,932 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2123628627] [2020-11-30 00:14:40,932 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:14:40,932 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 00:14:40,932 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [947924390] [2020-11-30 00:14:40,933 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 00:14:40,933 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:14:40,934 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 00:14:40,934 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 00:14:40,934 INFO L87 Difference]: Start difference. First operand 4454 states and 4689 transitions. Second operand 3 states. [2020-11-30 00:14:41,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:14:41,593 INFO L93 Difference]: Finished difference Result 9084 states and 9569 transitions. [2020-11-30 00:14:41,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 00:14:41,594 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1048 [2020-11-30 00:14:41,595 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:14:41,604 INFO L225 Difference]: With dead ends: 9084 [2020-11-30 00:14:41,604 INFO L226 Difference]: Without dead ends: 4810 [2020-11-30 00:14:41,608 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 [2020-11-30 00:14:41,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4810 states. [2020-11-30 00:14:41,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4810 to 4810. [2020-11-30 00:14:41,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4810 states. [2020-11-30 00:14:41,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4810 states to 4810 states and 5021 transitions. [2020-11-30 00:14:41,727 INFO L78 Accepts]: Start accepts. Automaton has 4810 states and 5021 transitions. Word has length 1048 [2020-11-30 00:14:41,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:14:41,728 INFO L481 AbstractCegarLoop]: Abstraction has 4810 states and 5021 transitions. [2020-11-30 00:14:41,728 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 00:14:41,728 INFO L276 IsEmpty]: Start isEmpty. Operand 4810 states and 5021 transitions. [2020-11-30 00:14:41,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1097 [2020-11-30 00:14:41,747 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:14:41,748 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:14:41,748 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-11-30 00:14:41,748 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:14:41,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:14:41,749 INFO L82 PathProgramCache]: Analyzing trace with hash 1729624128, now seen corresponding path program 1 times [2020-11-30 00:14:41,749 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:14:41,750 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [399979133] [2020-11-30 00:14:41,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:14:41,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:14:43,127 INFO L134 CoverageAnalysis]: Checked inductivity of 3797 backedges. 2746 proven. 72 refuted. 0 times theorem prover too weak. 979 trivial. 0 not checked. [2020-11-30 00:14:43,127 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [399979133] [2020-11-30 00:14:43,127 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [48765707] [2020-11-30 00:14:43,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_89952b98-43f2-444a-8f2f-0ef82d5b5326/bin/uautomizer/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-30 00:14:43,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:14:43,452 INFO L263 TraceCheckSpWp]: Trace formula consists of 1371 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-30 00:14:43,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 00:14:43,490 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-30 00:14:43,516 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-30 00:14:43,526 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-30 00:14:48,629 INFO L134 CoverageAnalysis]: Checked inductivity of 3797 backedges. 2459 proven. 0 refuted. 0 times theorem prover too weak. 1338 trivial. 0 not checked. [2020-11-30 00:14:48,629 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-30 00:14:48,630 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 7 [2020-11-30 00:14:48,630 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1706993074] [2020-11-30 00:14:48,631 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-30 00:14:48,631 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:14:48,631 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-30 00:14:48,632 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2020-11-30 00:14:48,632 INFO L87 Difference]: Start difference. First operand 4810 states and 5021 transitions. Second operand 4 states. [2020-11-30 00:14:50,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:14:50,924 INFO L93 Difference]: Finished difference Result 10686 states and 11180 transitions. [2020-11-30 00:14:50,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-30 00:14:50,925 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 1096 [2020-11-30 00:14:50,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:14:50,937 INFO L225 Difference]: With dead ends: 10686 [2020-11-30 00:14:50,937 INFO L226 Difference]: Without dead ends: 6056 [2020-11-30 00:14:50,942 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1100 GetRequests, 1095 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2020-11-30 00:14:50,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6056 states. [2020-11-30 00:14:51,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6056 to 5344. [2020-11-30 00:14:51,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5344 states. [2020-11-30 00:14:51,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5344 states to 5344 states and 5577 transitions. [2020-11-30 00:14:51,034 INFO L78 Accepts]: Start accepts. Automaton has 5344 states and 5577 transitions. Word has length 1096 [2020-11-30 00:14:51,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:14:51,035 INFO L481 AbstractCegarLoop]: Abstraction has 5344 states and 5577 transitions. [2020-11-30 00:14:51,035 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-30 00:14:51,035 INFO L276 IsEmpty]: Start isEmpty. Operand 5344 states and 5577 transitions. [2020-11-30 00:14:51,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1337 [2020-11-30 00:14:51,058 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:14:51,059 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 7, 7, 7, 7, 7, 7, 7, 6, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-11-30 00:14:51,275 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2020-11-30 00:14:51,276 INFO L429 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:14:51,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:14:51,276 INFO L82 PathProgramCache]: Analyzing trace with hash -153848726, now seen corresponding path program 1 times [2020-11-30 00:14:51,276 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:14:51,277 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1301013565] [2020-11-30 00:14:51,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:14:51,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:14:53,166 INFO L134 CoverageAnalysis]: Checked inductivity of 5871 backedges. 3038 proven. 0 refuted. 0 times theorem prover too weak. 2833 trivial. 0 not checked. [2020-11-30 00:14:53,166 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1301013565] [2020-11-30 00:14:53,166 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:14:53,166 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 00:14:53,166 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1221065888] [2020-11-30 00:14:53,167 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 00:14:53,167 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:14:53,168 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 00:14:53,169 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 00:14:53,169 INFO L87 Difference]: Start difference. First operand 5344 states and 5577 transitions. Second operand 3 states. [2020-11-30 00:14:53,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:14:53,888 INFO L93 Difference]: Finished difference Result 10864 states and 11349 transitions. [2020-11-30 00:14:53,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 00:14:53,890 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1336 [2020-11-30 00:14:53,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:14:53,904 INFO L225 Difference]: With dead ends: 10864 [2020-11-30 00:14:53,904 INFO L226 Difference]: Without dead ends: 5700 [2020-11-30 00:14:53,909 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 [2020-11-30 00:14:53,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5700 states. [2020-11-30 00:14:53,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5700 to 5344. [2020-11-30 00:14:53,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5344 states. [2020-11-30 00:14:53,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5344 states to 5344 states and 5567 transitions. [2020-11-30 00:14:53,996 INFO L78 Accepts]: Start accepts. Automaton has 5344 states and 5567 transitions. Word has length 1336 [2020-11-30 00:14:53,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:14:53,998 INFO L481 AbstractCegarLoop]: Abstraction has 5344 states and 5567 transitions. [2020-11-30 00:14:53,998 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 00:14:53,998 INFO L276 IsEmpty]: Start isEmpty. Operand 5344 states and 5567 transitions. [2020-11-30 00:14:54,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1634 [2020-11-30 00:14:54,031 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:14:54,032 INFO L422 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 9, 9, 9, 8, 8, 8, 8, 7, 6, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:14:54,032 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-11-30 00:14:54,033 INFO L429 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:14:54,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:14:54,034 INFO L82 PathProgramCache]: Analyzing trace with hash 862325082, now seen corresponding path program 1 times [2020-11-30 00:14:54,034 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:14:54,034 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [199335204] [2020-11-30 00:14:54,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:14:54,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:14:58,245 INFO L134 CoverageAnalysis]: Checked inductivity of 8500 backedges. 4297 proven. 588 refuted. 0 times theorem prover too weak. 3615 trivial. 0 not checked. [2020-11-30 00:14:58,245 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [199335204] [2020-11-30 00:14:58,246 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1085857910] [2020-11-30 00:14:58,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_89952b98-43f2-444a-8f2f-0ef82d5b5326/bin/uautomizer/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-30 00:14:58,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:14:58,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 1998 conjuncts, 8 conjunts are in the unsatisfiable core [2020-11-30 00:14:58,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 00:14:58,848 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-30 00:14:58,876 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-30 00:14:58,880 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-30 00:15:01,283 INFO L134 CoverageAnalysis]: Checked inductivity of 8500 backedges. 3486 proven. 438 refuted. 0 times theorem prover too weak. 4576 trivial. 0 not checked. [2020-11-30 00:15:01,284 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-30 00:15:01,284 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7] total 12 [2020-11-30 00:15:01,285 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [940029602] [2020-11-30 00:15:01,286 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-11-30 00:15:01,286 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:15:01,287 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-11-30 00:15:01,287 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2020-11-30 00:15:01,287 INFO L87 Difference]: Start difference. First operand 5344 states and 5567 transitions. Second operand 12 states. [2020-11-30 00:15:10,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:15:10,362 INFO L93 Difference]: Finished difference Result 13373 states and 13953 transitions. [2020-11-30 00:15:10,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-11-30 00:15:10,363 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 1633 [2020-11-30 00:15:10,364 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:15:10,372 INFO L225 Difference]: With dead ends: 13373 [2020-11-30 00:15:10,372 INFO L226 Difference]: Without dead ends: 8192 [2020-11-30 00:15:10,377 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1659 GetRequests, 1638 SyntacticMatches, 1 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=95, Invalid=367, Unknown=0, NotChecked=0, Total=462 [2020-11-30 00:15:10,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8192 states. [2020-11-30 00:15:10,469 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8192 to 6590. [2020-11-30 00:15:10,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6590 states. [2020-11-30 00:15:10,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6590 states to 6590 states and 6826 transitions. [2020-11-30 00:15:10,478 INFO L78 Accepts]: Start accepts. Automaton has 6590 states and 6826 transitions. Word has length 1633 [2020-11-30 00:15:10,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:15:10,479 INFO L481 AbstractCegarLoop]: Abstraction has 6590 states and 6826 transitions. [2020-11-30 00:15:10,480 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-11-30 00:15:10,480 INFO L276 IsEmpty]: Start isEmpty. Operand 6590 states and 6826 transitions. [2020-11-30 00:15:10,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1807 [2020-11-30 00:15:10,513 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:15:10,514 INFO L422 BasicCegarLoop]: trace histogram [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 10, 9, 9, 9, 9, 9, 9, 8, 7, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:15:10,715 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,9 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-30 00:15:10,715 INFO L429 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:15:10,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:15:10,716 INFO L82 PathProgramCache]: Analyzing trace with hash -415038957, now seen corresponding path program 1 times [2020-11-30 00:15:10,716 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:15:10,716 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [509714393] [2020-11-30 00:15:10,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:15:10,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:15:14,096 INFO L134 CoverageAnalysis]: Checked inductivity of 10109 backedges. 3302 proven. 1045 refuted. 0 times theorem prover too weak. 5762 trivial. 0 not checked. [2020-11-30 00:15:14,096 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [509714393] [2020-11-30 00:15:14,097 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1006773339] [2020-11-30 00:15:14,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_89952b98-43f2-444a-8f2f-0ef82d5b5326/bin/uautomizer/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-30 00:15:14,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:15:14,557 INFO L263 TraceCheckSpWp]: Trace formula consists of 2198 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-30 00:15:14,645 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 00:15:16,416 INFO L134 CoverageAnalysis]: Checked inductivity of 10109 backedges. 4347 proven. 0 refuted. 0 times theorem prover too weak. 5762 trivial. 0 not checked. [2020-11-30 00:15:16,416 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-30 00:15:16,417 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2020-11-30 00:15:16,418 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1979649368] [2020-11-30 00:15:16,419 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 00:15:16,419 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:15:16,419 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 00:15:16,419 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-11-30 00:15:16,419 INFO L87 Difference]: Start difference. First operand 6590 states and 6826 transitions. Second operand 3 states. [2020-11-30 00:15:17,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:15:17,064 INFO L93 Difference]: Finished difference Result 14602 states and 15099 transitions. [2020-11-30 00:15:17,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 00:15:17,065 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1806 [2020-11-30 00:15:17,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:15:17,071 INFO L225 Difference]: With dead ends: 14602 [2020-11-30 00:15:17,071 INFO L226 Difference]: Without dead ends: 4454 [2020-11-30 00:15:17,082 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1809 GetRequests, 1805 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-11-30 00:15:17,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4454 states. [2020-11-30 00:15:17,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4454 to 4276. [2020-11-30 00:15:17,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4276 states. [2020-11-30 00:15:17,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4276 states to 4276 states and 4349 transitions. [2020-11-30 00:15:17,141 INFO L78 Accepts]: Start accepts. Automaton has 4276 states and 4349 transitions. Word has length 1806 [2020-11-30 00:15:17,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:15:17,143 INFO L481 AbstractCegarLoop]: Abstraction has 4276 states and 4349 transitions. [2020-11-30 00:15:17,143 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 00:15:17,143 INFO L276 IsEmpty]: Start isEmpty. Operand 4276 states and 4349 transitions. [2020-11-30 00:15:17,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1878 [2020-11-30 00:15:17,175 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:15:17,178 INFO L422 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 11, 11, 11, 10, 10, 10, 10, 9, 8, 7, 7, 7, 7, 7, 7, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:15:17,391 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-30 00:15:17,395 INFO L429 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:15:17,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:15:17,396 INFO L82 PathProgramCache]: Analyzing trace with hash -707835083, now seen corresponding path program 1 times [2020-11-30 00:15:17,396 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:15:17,396 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [941332253] [2020-11-30 00:15:17,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:15:17,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:15:20,054 INFO L134 CoverageAnalysis]: Checked inductivity of 11531 backedges. 4599 proven. 121 refuted. 0 times theorem prover too weak. 6811 trivial. 0 not checked. [2020-11-30 00:15:20,054 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [941332253] [2020-11-30 00:15:20,055 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1485595805] [2020-11-30 00:15:20,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_89952b98-43f2-444a-8f2f-0ef82d5b5326/bin/uautomizer/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-30 00:15:20,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:15:20,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 2288 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-30 00:15:20,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 00:15:20,680 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-30 00:15:20,683 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-30 00:15:20,692 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-30 00:15:22,760 INFO L134 CoverageAnalysis]: Checked inductivity of 11531 backedges. 6920 proven. 0 refuted. 0 times theorem prover too weak. 4611 trivial. 0 not checked. [2020-11-30 00:15:22,761 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-30 00:15:22,762 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [4] total 7 [2020-11-30 00:15:22,762 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1647847604] [2020-11-30 00:15:22,764 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-30 00:15:22,764 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:15:22,764 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-30 00:15:22,765 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-11-30 00:15:22,765 INFO L87 Difference]: Start difference. First operand 4276 states and 4349 transitions. Second operand 6 states. [2020-11-30 00:15:24,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:15:24,502 INFO L93 Difference]: Finished difference Result 10152 states and 10358 transitions. [2020-11-30 00:15:24,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-30 00:15:24,503 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 1877 [2020-11-30 00:15:24,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:15:24,508 INFO L225 Difference]: With dead ends: 10152 [2020-11-30 00:15:24,508 INFO L226 Difference]: Without dead ends: 5700 [2020-11-30 00:15:24,511 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1880 GetRequests, 1874 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-11-30 00:15:24,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5700 states. [2020-11-30 00:15:24,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5700 to 4988. [2020-11-30 00:15:24,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4988 states. [2020-11-30 00:15:24,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4988 states to 4988 states and 5060 transitions. [2020-11-30 00:15:24,571 INFO L78 Accepts]: Start accepts. Automaton has 4988 states and 5060 transitions. Word has length 1877 [2020-11-30 00:15:24,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:15:24,572 INFO L481 AbstractCegarLoop]: Abstraction has 4988 states and 5060 transitions. [2020-11-30 00:15:24,573 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-30 00:15:24,573 INFO L276 IsEmpty]: Start isEmpty. Operand 4988 states and 5060 transitions. [2020-11-30 00:15:24,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2128 [2020-11-30 00:15:24,614 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:15:24,616 INFO L422 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 16, 16, 16, 15, 15, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 12, 12, 12, 11, 11, 11, 11, 10, 9, 8, 8, 8, 8, 8, 8, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:15:24,831 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-30 00:15:24,832 INFO L429 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:15:24,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:15:24,832 INFO L82 PathProgramCache]: Analyzing trace with hash 1889162223, now seen corresponding path program 1 times [2020-11-30 00:15:24,833 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:15:24,833 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1318452782] [2020-11-30 00:15:24,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:15:25,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:15:31,880 INFO L134 CoverageAnalysis]: Checked inductivity of 14633 backedges. 10201 proven. 103 refuted. 0 times theorem prover too weak. 4329 trivial. 0 not checked. [2020-11-30 00:15:31,880 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1318452782] [2020-11-30 00:15:31,880 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [71568803] [2020-11-30 00:15:31,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_89952b98-43f2-444a-8f2f-0ef82d5b5326/bin/uautomizer/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-30 00:15:32,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:15:32,331 INFO L263 TraceCheckSpWp]: Trace formula consists of 2584 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-30 00:15:32,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 00:15:35,331 INFO L134 CoverageAnalysis]: Checked inductivity of 14633 backedges. 9451 proven. 0 refuted. 0 times theorem prover too weak. 5182 trivial. 0 not checked. [2020-11-30 00:15:35,331 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-30 00:15:35,332 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2020-11-30 00:15:35,332 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1970833226] [2020-11-30 00:15:35,334 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 00:15:35,334 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:15:35,334 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 00:15:35,335 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2020-11-30 00:15:35,335 INFO L87 Difference]: Start difference. First operand 4988 states and 5060 transitions. Second operand 3 states. [2020-11-30 00:15:35,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:15:35,892 INFO L93 Difference]: Finished difference Result 8728 states and 8847 transitions. [2020-11-30 00:15:35,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 00:15:35,895 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 2127 [2020-11-30 00:15:35,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:15:35,899 INFO L225 Difference]: With dead ends: 8728 [2020-11-30 00:15:35,899 INFO L226 Difference]: Without dead ends: 4098 [2020-11-30 00:15:35,902 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2131 GetRequests, 2126 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2020-11-30 00:15:35,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4098 states. [2020-11-30 00:15:35,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4098 to 3742. [2020-11-30 00:15:35,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3742 states. [2020-11-30 00:15:35,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3742 states to 3742 states and 3778 transitions. [2020-11-30 00:15:35,945 INFO L78 Accepts]: Start accepts. Automaton has 3742 states and 3778 transitions. Word has length 2127 [2020-11-30 00:15:35,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:15:35,946 INFO L481 AbstractCegarLoop]: Abstraction has 3742 states and 3778 transitions. [2020-11-30 00:15:35,947 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 00:15:35,947 INFO L276 IsEmpty]: Start isEmpty. Operand 3742 states and 3778 transitions. [2020-11-30 00:15:36,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2348 [2020-11-30 00:15:36,005 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:15:36,006 INFO L422 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 17, 17, 17, 17, 17, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 15, 14, 14, 14, 13, 13, 13, 13, 12, 11, 10, 10, 10, 10, 10, 10, 9, 9, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:15:36,207 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2020-11-30 00:15:36,207 INFO L429 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:15:36,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:15:36,208 INFO L82 PathProgramCache]: Analyzing trace with hash 776693447, now seen corresponding path program 1 times [2020-11-30 00:15:36,208 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:15:36,208 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [547282185] [2020-11-30 00:15:36,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:15:36,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:15:39,843 INFO L134 CoverageAnalysis]: Checked inductivity of 17391 backedges. 4239 proven. 0 refuted. 0 times theorem prover too weak. 13152 trivial. 0 not checked. [2020-11-30 00:15:39,844 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [547282185] [2020-11-30 00:15:39,844 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:15:39,844 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 00:15:39,844 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [188376700] [2020-11-30 00:15:39,845 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 00:15:39,845 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:15:39,846 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 00:15:39,846 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 00:15:39,846 INFO L87 Difference]: Start difference. First operand 3742 states and 3778 transitions. Second operand 3 states. [2020-11-30 00:15:40,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:15:40,366 INFO L93 Difference]: Finished difference Result 4810 states and 4863 transitions. [2020-11-30 00:15:40,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 00:15:40,367 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 2347 [2020-11-30 00:15:40,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:15:40,368 INFO L225 Difference]: With dead ends: 4810 [2020-11-30 00:15:40,368 INFO L226 Difference]: Without dead ends: 0 [2020-11-30 00:15:40,370 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 [2020-11-30 00:15:40,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-30 00:15:40,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-30 00:15:40,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-30 00:15:40,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-30 00:15:40,370 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 2347 [2020-11-30 00:15:40,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:15:40,371 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-30 00:15:40,371 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 00:15:40,371 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-30 00:15:40,371 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-30 00:15:40,371 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2020-11-30 00:15:40,372 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-30 00:15:40,554 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 165 [2020-11-30 00:15:40,690 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 165 [2020-11-30 00:15:42,168 WARN L193 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 158 DAG size of output: 110 [2020-11-30 00:15:43,350 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 158 DAG size of output: 110 [2020-11-30 00:15:43,353 INFO L274 CegarLoopResult]: For program point L762(lines 762 880) no Hoare annotation was computed. [2020-11-30 00:15:43,353 INFO L274 CegarLoopResult]: For program point L895(line 895) no Hoare annotation was computed. [2020-11-30 00:15:43,353 INFO L274 CegarLoopResult]: For program point L829(lines 829 880) no Hoare annotation was computed. [2020-11-30 00:15:43,353 INFO L274 CegarLoopResult]: For program point L631(lines 631 880) no Hoare annotation was computed. [2020-11-30 00:15:43,353 INFO L274 CegarLoopResult]: For program point L565(lines 565 880) no Hoare annotation was computed. [2020-11-30 00:15:43,353 INFO L274 CegarLoopResult]: For program point L169-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:15:43,353 INFO L274 CegarLoopResult]: For program point L103-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:15:43,353 INFO L274 CegarLoopResult]: For program point L37-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:15:43,353 INFO L274 CegarLoopResult]: For program point L698(lines 698 880) no Hoare annotation was computed. [2020-11-30 00:15:43,353 INFO L274 CegarLoopResult]: For program point L500(lines 500 880) no Hoare annotation was computed. [2020-11-30 00:15:43,353 INFO L274 CegarLoopResult]: For program point L170(line 170) no Hoare annotation was computed. [2020-11-30 00:15:43,354 INFO L274 CegarLoopResult]: For program point L104(line 104) no Hoare annotation was computed. [2020-11-30 00:15:43,354 INFO L274 CegarLoopResult]: For program point L38(line 38) no Hoare annotation was computed. [2020-11-30 00:15:43,354 INFO L274 CegarLoopResult]: For program point L369(lines 369 880) no Hoare annotation was computed. [2020-11-30 00:15:43,354 INFO L274 CegarLoopResult]: For program point L303(lines 303 880) no Hoare annotation was computed. [2020-11-30 00:15:43,354 INFO L274 CegarLoopResult]: For program point L436(lines 436 880) no Hoare annotation was computed. [2020-11-30 00:15:43,354 INFO L274 CegarLoopResult]: For program point L172-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:15:43,354 INFO L274 CegarLoopResult]: For program point L106-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:15:43,354 INFO L274 CegarLoopResult]: For program point L40-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:15:43,354 INFO L274 CegarLoopResult]: For program point L239(lines 239 880) no Hoare annotation was computed. [2020-11-30 00:15:43,354 INFO L274 CegarLoopResult]: For program point L173(line 173) no Hoare annotation was computed. [2020-11-30 00:15:43,354 INFO L274 CegarLoopResult]: For program point L107(line 107) no Hoare annotation was computed. [2020-11-30 00:15:43,354 INFO L274 CegarLoopResult]: For program point L41(line 41) no Hoare annotation was computed. [2020-11-30 00:15:43,354 INFO L274 CegarLoopResult]: For program point L768(lines 768 880) no Hoare annotation was computed. [2020-11-30 00:15:43,354 INFO L274 CegarLoopResult]: For program point L636(lines 636 880) no Hoare annotation was computed. [2020-11-30 00:15:43,354 INFO L274 CegarLoopResult]: For program point L835(lines 835 880) no Hoare annotation was computed. [2020-11-30 00:15:43,354 INFO L274 CegarLoopResult]: For program point L571(lines 571 880) no Hoare annotation was computed. [2020-11-30 00:15:43,354 INFO L274 CegarLoopResult]: For program point L505(lines 505 880) no Hoare annotation was computed. [2020-11-30 00:15:43,355 INFO L274 CegarLoopResult]: For program point L175-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:15:43,355 INFO L274 CegarLoopResult]: For program point L109-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:15:43,355 INFO L274 CegarLoopResult]: For program point L43-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:15:43,355 INFO L274 CegarLoopResult]: For program point L704(lines 704 880) no Hoare annotation was computed. [2020-11-30 00:15:43,355 INFO L274 CegarLoopResult]: For program point L176(line 176) no Hoare annotation was computed. [2020-11-30 00:15:43,355 INFO L274 CegarLoopResult]: For program point L110(line 110) no Hoare annotation was computed. [2020-11-30 00:15:43,355 INFO L274 CegarLoopResult]: For program point L44(line 44) no Hoare annotation was computed. [2020-11-30 00:15:43,355 INFO L274 CegarLoopResult]: For program point L309(lines 309 880) no Hoare annotation was computed. [2020-11-30 00:15:43,355 INFO L274 CegarLoopResult]: For program point L442(lines 442 880) no Hoare annotation was computed. [2020-11-30 00:15:43,355 INFO L274 CegarLoopResult]: For program point L376(lines 376 880) no Hoare annotation was computed. [2020-11-30 00:15:43,356 INFO L274 CegarLoopResult]: For program point L178-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:15:43,356 INFO L274 CegarLoopResult]: For program point L112-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:15:43,357 INFO L274 CegarLoopResult]: For program point L46-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:15:43,357 INFO L274 CegarLoopResult]: For program point L245(lines 245 880) no Hoare annotation was computed. [2020-11-30 00:15:43,357 INFO L274 CegarLoopResult]: For program point L179(line 179) no Hoare annotation was computed. [2020-11-30 00:15:43,357 INFO L274 CegarLoopResult]: For program point L113(line 113) no Hoare annotation was computed. [2020-11-30 00:15:43,357 INFO L274 CegarLoopResult]: For program point L47(line 47) no Hoare annotation was computed. [2020-11-30 00:15:43,357 INFO L274 CegarLoopResult]: For program point L774(lines 774 880) no Hoare annotation was computed. [2020-11-30 00:15:43,357 INFO L274 CegarLoopResult]: For program point L642(lines 642 880) no Hoare annotation was computed. [2020-11-30 00:15:43,357 INFO L274 CegarLoopResult]: For program point L510(lines 510 880) no Hoare annotation was computed. [2020-11-30 00:15:43,357 INFO L274 CegarLoopResult]: For program point L841(lines 841 880) no Hoare annotation was computed. [2020-11-30 00:15:43,357 INFO L274 CegarLoopResult]: For program point L181-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:15:43,357 INFO L274 CegarLoopResult]: For program point L115-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:15:43,357 INFO L274 CegarLoopResult]: For program point L49-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:15:43,357 INFO L274 CegarLoopResult]: For program point L710(lines 710 880) no Hoare annotation was computed. [2020-11-30 00:15:43,357 INFO L274 CegarLoopResult]: For program point L578(lines 578 880) no Hoare annotation was computed. [2020-11-30 00:15:43,357 INFO L274 CegarLoopResult]: For program point L182(line 182) no Hoare annotation was computed. [2020-11-30 00:15:43,357 INFO L274 CegarLoopResult]: For program point L116(line 116) no Hoare annotation was computed. [2020-11-30 00:15:43,358 INFO L274 CegarLoopResult]: For program point L50(line 50) no Hoare annotation was computed. [2020-11-30 00:15:43,358 INFO L274 CegarLoopResult]: For program point L315(lines 315 880) no Hoare annotation was computed. [2020-11-30 00:15:43,358 INFO L274 CegarLoopResult]: For program point L448(lines 448 880) no Hoare annotation was computed. [2020-11-30 00:15:43,358 INFO L274 CegarLoopResult]: For program point L382(lines 382 880) no Hoare annotation was computed. [2020-11-30 00:15:43,358 INFO L274 CegarLoopResult]: For program point L184-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:15:43,358 INFO L274 CegarLoopResult]: For program point L118-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:15:43,358 INFO L274 CegarLoopResult]: For program point L52-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:15:43,358 INFO L274 CegarLoopResult]: For program point L251(lines 251 880) no Hoare annotation was computed. [2020-11-30 00:15:43,358 INFO L274 CegarLoopResult]: For program point L185(line 185) no Hoare annotation was computed. [2020-11-30 00:15:43,358 INFO L274 CegarLoopResult]: For program point L119(line 119) no Hoare annotation was computed. [2020-11-30 00:15:43,359 INFO L274 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed. [2020-11-30 00:15:43,359 INFO L274 CegarLoopResult]: For program point L648(lines 648 880) no Hoare annotation was computed. [2020-11-30 00:15:43,359 INFO L274 CegarLoopResult]: For program point L516(lines 516 880) no Hoare annotation was computed. [2020-11-30 00:15:43,359 INFO L274 CegarLoopResult]: For program point L847(lines 847 880) no Hoare annotation was computed. [2020-11-30 00:15:43,359 INFO L274 CegarLoopResult]: For program point L781(lines 781 880) no Hoare annotation was computed. [2020-11-30 00:15:43,359 INFO L274 CegarLoopResult]: For program point L583(lines 583 880) no Hoare annotation was computed. [2020-11-30 00:15:43,359 INFO L274 CegarLoopResult]: For program point L187-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:15:43,359 INFO L274 CegarLoopResult]: For program point L121-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:15:43,360 INFO L274 CegarLoopResult]: For program point L55-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:15:43,360 INFO L274 CegarLoopResult]: For program point L716(lines 716 880) no Hoare annotation was computed. [2020-11-30 00:15:43,360 INFO L274 CegarLoopResult]: For program point L188(line 188) no Hoare annotation was computed. [2020-11-30 00:15:43,360 INFO L274 CegarLoopResult]: For program point L122(line 122) no Hoare annotation was computed. [2020-11-30 00:15:43,360 INFO L274 CegarLoopResult]: For program point L56(line 56) no Hoare annotation was computed. [2020-11-30 00:15:43,360 INFO L274 CegarLoopResult]: For program point L321(lines 321 880) no Hoare annotation was computed. [2020-11-30 00:15:43,360 INFO L274 CegarLoopResult]: For program point L454(lines 454 880) no Hoare annotation was computed. [2020-11-30 00:15:43,360 INFO L274 CegarLoopResult]: For program point L388(lines 388 880) no Hoare annotation was computed. [2020-11-30 00:15:43,361 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-30 00:15:43,361 INFO L274 CegarLoopResult]: For program point L190-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:15:43,361 INFO L274 CegarLoopResult]: For program point L124-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:15:43,361 INFO L274 CegarLoopResult]: For program point L58-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:15:43,361 INFO L274 CegarLoopResult]: For program point L257(lines 257 880) no Hoare annotation was computed. [2020-11-30 00:15:43,361 INFO L274 CegarLoopResult]: For program point L191(line 191) no Hoare annotation was computed. [2020-11-30 00:15:43,361 INFO L274 CegarLoopResult]: For program point L125(line 125) no Hoare annotation was computed. [2020-11-30 00:15:43,361 INFO L274 CegarLoopResult]: For program point L59(line 59) no Hoare annotation was computed. [2020-11-30 00:15:43,362 INFO L274 CegarLoopResult]: For program point L852(lines 852 880) no Hoare annotation was computed. [2020-11-30 00:15:43,362 INFO L274 CegarLoopResult]: For program point L654(lines 654 880) no Hoare annotation was computed. [2020-11-30 00:15:43,362 INFO L274 CegarLoopResult]: For program point L522(lines 522 880) no Hoare annotation was computed. [2020-11-30 00:15:43,362 INFO L274 CegarLoopResult]: For program point L787(lines 787 880) no Hoare annotation was computed. [2020-11-30 00:15:43,362 INFO L274 CegarLoopResult]: For program point L589(lines 589 880) no Hoare annotation was computed. [2020-11-30 00:15:43,362 INFO L274 CegarLoopResult]: For program point L193-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:15:43,362 INFO L274 CegarLoopResult]: For program point L127-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:15:43,362 INFO L274 CegarLoopResult]: For program point L61-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:15:43,363 INFO L274 CegarLoopResult]: For program point L722(lines 722 880) no Hoare annotation was computed. [2020-11-30 00:15:43,363 INFO L274 CegarLoopResult]: For program point L194(line 194) no Hoare annotation was computed. [2020-11-30 00:15:43,363 INFO L274 CegarLoopResult]: For program point L128(line 128) no Hoare annotation was computed. [2020-11-30 00:15:43,363 INFO L274 CegarLoopResult]: For program point L62(line 62) no Hoare annotation was computed. [2020-11-30 00:15:43,363 INFO L274 CegarLoopResult]: For program point L459(lines 459 880) no Hoare annotation was computed. [2020-11-30 00:15:43,363 INFO L274 CegarLoopResult]: For program point L327(lines 327 880) no Hoare annotation was computed. [2020-11-30 00:15:43,363 INFO L274 CegarLoopResult]: For program point L394(lines 394 880) no Hoare annotation was computed. [2020-11-30 00:15:43,363 INFO L274 CegarLoopResult]: For program point L262(lines 262 880) no Hoare annotation was computed. [2020-11-30 00:15:43,364 INFO L274 CegarLoopResult]: For program point L196-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:15:43,364 INFO L274 CegarLoopResult]: For program point L130-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:15:43,364 INFO L274 CegarLoopResult]: For program point L64-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:15:43,364 INFO L274 CegarLoopResult]: For program point L197(line 197) no Hoare annotation was computed. [2020-11-30 00:15:43,364 INFO L274 CegarLoopResult]: For program point L131(line 131) no Hoare annotation was computed. [2020-11-30 00:15:43,364 INFO L274 CegarLoopResult]: For program point L65(line 65) no Hoare annotation was computed. [2020-11-30 00:15:43,364 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-30 00:15:43,364 INFO L274 CegarLoopResult]: For program point L858(lines 858 880) no Hoare annotation was computed. [2020-11-30 00:15:43,365 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 12) no Hoare annotation was computed. [2020-11-30 00:15:43,365 INFO L274 CegarLoopResult]: For program point L660(lines 660 880) no Hoare annotation was computed. [2020-11-30 00:15:43,365 INFO L274 CegarLoopResult]: For program point L528(lines 528 880) no Hoare annotation was computed. [2020-11-30 00:15:43,365 INFO L274 CegarLoopResult]: For program point L793(lines 793 880) no Hoare annotation was computed. [2020-11-30 00:15:43,365 INFO L274 CegarLoopResult]: For program point L595(lines 595 880) no Hoare annotation was computed. [2020-11-30 00:15:43,365 INFO L274 CegarLoopResult]: For program point L199-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:15:43,365 INFO L274 CegarLoopResult]: For program point L133-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:15:43,365 INFO L274 CegarLoopResult]: For program point L67-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:15:43,366 INFO L274 CegarLoopResult]: For program point L728(lines 728 880) no Hoare annotation was computed. [2020-11-30 00:15:43,366 INFO L274 CegarLoopResult]: For program point L464(lines 464 880) no Hoare annotation was computed. [2020-11-30 00:15:43,366 INFO L274 CegarLoopResult]: For program point L200(line 200) no Hoare annotation was computed. [2020-11-30 00:15:43,366 INFO L274 CegarLoopResult]: For program point L134(line 134) no Hoare annotation was computed. [2020-11-30 00:15:43,366 INFO L274 CegarLoopResult]: For program point L68(line 68) no Hoare annotation was computed. [2020-11-30 00:15:43,366 INFO L274 CegarLoopResult]: For program point L333(lines 333 880) no Hoare annotation was computed. [2020-11-30 00:15:43,366 INFO L274 CegarLoopResult]: For program point L400(lines 400 880) no Hoare annotation was computed. [2020-11-30 00:15:43,366 INFO L274 CegarLoopResult]: For program point L268(lines 268 880) no Hoare annotation was computed. [2020-11-30 00:15:43,367 INFO L274 CegarLoopResult]: For program point L202-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:15:43,367 INFO L274 CegarLoopResult]: For program point L136-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:15:43,367 INFO L274 CegarLoopResult]: For program point L70-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:15:43,367 INFO L274 CegarLoopResult]: For program point L203(line 203) no Hoare annotation was computed. [2020-11-30 00:15:43,367 INFO L274 CegarLoopResult]: For program point L137(line 137) no Hoare annotation was computed. [2020-11-30 00:15:43,367 INFO L274 CegarLoopResult]: For program point L71(line 71) no Hoare annotation was computed. [2020-11-30 00:15:43,367 INFO L274 CegarLoopResult]: For program point L864(lines 864 880) no Hoare annotation was computed. [2020-11-30 00:15:43,367 INFO L274 CegarLoopResult]: For program point L666(lines 666 880) no Hoare annotation was computed. [2020-11-30 00:15:43,368 INFO L274 CegarLoopResult]: For program point L534(lines 534 880) no Hoare annotation was computed. [2020-11-30 00:15:43,368 INFO L274 CegarLoopResult]: For program point L799(lines 799 880) no Hoare annotation was computed. [2020-11-30 00:15:43,368 INFO L274 CegarLoopResult]: For program point L601(lines 601 880) no Hoare annotation was computed. [2020-11-30 00:15:43,368 INFO L274 CegarLoopResult]: For program point L205-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:15:43,368 INFO L274 CegarLoopResult]: For program point L139-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:15:43,368 INFO L274 CegarLoopResult]: For program point L73-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:15:43,368 INFO L274 CegarLoopResult]: For program point L734(lines 734 880) no Hoare annotation was computed. [2020-11-30 00:15:43,368 INFO L274 CegarLoopResult]: For program point L470(lines 470 880) no Hoare annotation was computed. [2020-11-30 00:15:43,369 INFO L274 CegarLoopResult]: For program point L206(line 206) no Hoare annotation was computed. [2020-11-30 00:15:43,369 INFO L274 CegarLoopResult]: For program point L140(line 140) no Hoare annotation was computed. [2020-11-30 00:15:43,369 INFO L274 CegarLoopResult]: For program point L74(line 74) no Hoare annotation was computed. [2020-11-30 00:15:43,369 INFO L274 CegarLoopResult]: For program point L339(lines 339 880) no Hoare annotation was computed. [2020-11-30 00:15:43,369 INFO L274 CegarLoopResult]: For program point L406(lines 406 880) no Hoare annotation was computed. [2020-11-30 00:15:43,369 INFO L274 CegarLoopResult]: For program point L274(lines 274 880) no Hoare annotation was computed. [2020-11-30 00:15:43,369 INFO L274 CegarLoopResult]: For program point L208-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:15:43,369 INFO L274 CegarLoopResult]: For program point L142-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:15:43,370 INFO L274 CegarLoopResult]: For program point L76-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:15:43,370 INFO L274 CegarLoopResult]: For program point L869(lines 869 880) no Hoare annotation was computed. [2020-11-30 00:15:43,370 INFO L274 CegarLoopResult]: For program point L209(line 209) no Hoare annotation was computed. [2020-11-30 00:15:43,370 INFO L274 CegarLoopResult]: For program point L143(line 143) no Hoare annotation was computed. [2020-11-30 00:15:43,370 INFO L274 CegarLoopResult]: For program point L77(line 77) no Hoare annotation was computed. [2020-11-30 00:15:43,370 INFO L274 CegarLoopResult]: For program point L672(lines 672 880) no Hoare annotation was computed. [2020-11-30 00:15:43,370 INFO L274 CegarLoopResult]: For program point L540(lines 540 880) no Hoare annotation was computed. [2020-11-30 00:15:43,370 INFO L274 CegarLoopResult]: For program point L12(line 12) no Hoare annotation was computed. [2020-11-30 00:15:43,370 INFO L274 CegarLoopResult]: For program point L805(lines 805 880) no Hoare annotation was computed. [2020-11-30 00:15:43,371 INFO L274 CegarLoopResult]: For program point L607(lines 607 880) no Hoare annotation was computed. [2020-11-30 00:15:43,371 INFO L274 CegarLoopResult]: For program point L211-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:15:43,371 INFO L274 CegarLoopResult]: For program point L145-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:15:43,371 INFO L274 CegarLoopResult]: For program point L79-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:15:43,371 INFO L274 CegarLoopResult]: For program point L740(lines 740 880) no Hoare annotation was computed. [2020-11-30 00:15:43,371 INFO L274 CegarLoopResult]: For program point L212(line 212) no Hoare annotation was computed. [2020-11-30 00:15:43,371 INFO L274 CegarLoopResult]: For program point L146(line 146) no Hoare annotation was computed. [2020-11-30 00:15:43,372 INFO L274 CegarLoopResult]: For program point L80(line 80) no Hoare annotation was computed. [2020-11-30 00:15:43,372 INFO L274 CegarLoopResult]: For program point L477(lines 477 880) no Hoare annotation was computed. [2020-11-30 00:15:43,372 INFO L274 CegarLoopResult]: For program point L345(lines 345 880) no Hoare annotation was computed. [2020-11-30 00:15:43,372 INFO L274 CegarLoopResult]: For program point L279(lines 279 880) no Hoare annotation was computed. [2020-11-30 00:15:43,372 INFO L274 CegarLoopResult]: For program point L412(lines 412 880) no Hoare annotation was computed. [2020-11-30 00:15:43,372 INFO L274 CegarLoopResult]: For program point L148-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:15:43,372 INFO L274 CegarLoopResult]: For program point L82-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:15:43,372 INFO L274 CegarLoopResult]: For program point L875(lines 875 880) no Hoare annotation was computed. [2020-11-30 00:15:43,373 INFO L274 CegarLoopResult]: For program point L149(line 149) no Hoare annotation was computed. [2020-11-30 00:15:43,373 INFO L274 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-11-30 00:15:43,373 INFO L274 CegarLoopResult]: For program point L678(lines 678 880) no Hoare annotation was computed. [2020-11-30 00:15:43,373 INFO L274 CegarLoopResult]: For program point L546(lines 546 880) no Hoare annotation was computed. [2020-11-30 00:15:43,373 INFO L274 CegarLoopResult]: For program point L811(lines 811 880) no Hoare annotation was computed. [2020-11-30 00:15:43,373 INFO L274 CegarLoopResult]: For program point L745(lines 745 880) no Hoare annotation was computed. [2020-11-30 00:15:43,373 INFO L274 CegarLoopResult]: For program point L613(lines 613 880) no Hoare annotation was computed. [2020-11-30 00:15:43,373 INFO L274 CegarLoopResult]: For program point L151-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:15:43,373 INFO L274 CegarLoopResult]: For program point L85-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:15:43,374 INFO L274 CegarLoopResult]: For program point L482(lines 482 880) no Hoare annotation was computed. [2020-11-30 00:15:43,374 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-30 00:15:43,374 INFO L274 CegarLoopResult]: For program point L152(line 152) no Hoare annotation was computed. [2020-11-30 00:15:43,374 INFO L274 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-11-30 00:15:43,374 INFO L274 CegarLoopResult]: For program point L351(lines 351 880) no Hoare annotation was computed. [2020-11-30 00:15:43,374 INFO L274 CegarLoopResult]: For program point L285(lines 285 880) no Hoare annotation was computed. [2020-11-30 00:15:43,374 INFO L274 CegarLoopResult]: For program point L418(lines 418 880) no Hoare annotation was computed. [2020-11-30 00:15:43,374 INFO L274 CegarLoopResult]: For program point L154-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:15:43,375 INFO L274 CegarLoopResult]: For program point L88-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:15:43,375 INFO L270 CegarLoopResult]: At program point L881(lines 30 882) the Hoare annotation is: (let ((.cse20 (+ ~a12~0 43))) (let ((.cse0 (< 0 .cse20)) (.cse1 (<= ~a12~0 10)) (.cse4 (<= 9 ~a15~0)) (.cse11 (<= 10 ~a21~0)) (.cse15 (<= 82 ~a12~0)) (.cse5 (<= ~a21~0 8)) (.cse12 (<= ~a15~0 7)) (.cse18 (not (= 7 ~a15~0))) (.cse8 (< 18 ~a12~0)) (.cse9 (<= ~a12~0 71)) (.cse13 (<= .cse20 0)) (.cse2 (<= 8 ~a21~0)) (.cse14 (<= ~a21~0 6)) (.cse3 (= ~a24~0 1)) (.cse10 (<= ~a15~0 8))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse2 .cse3 (exists ((aux_div_v_~a12~0_438_31 Int) (aux_div_aux_mod_v_~a12~0_438_31_31 Int)) (let ((.cse6 (* 5 aux_div_aux_mod_v_~a12~0_438_31_31))) (let ((.cse7 (+ (* 5 aux_div_v_~a12~0_438_31) .cse6))) (and (< .cse6 5) (<= .cse7 366413) (< 366344 .cse7) (<= 0 .cse6) (<= (+ ~a12~0 600049) aux_div_v_~a12~0_438_31))))) .cse5) (and .cse2 .cse3 .cse8 .cse9 .cse5) (and (<= ~a21~0 7) .cse0 .cse1 .cse3 .cse10) (and (<= ~a12~0 95433) .cse3 .cse4 (< 95380 ~a12~0)) (and .cse1 .cse3 .cse11) (and .cse12 .cse13 .cse14) (and .cse15 (<= 7 ~a21~0) .cse3 .cse4) (and .cse2 .cse3 .cse10 (<= ~a21~0 9) .cse8 (<= ~a12~0 76)) (and (< 80 ~a12~0) .cse3 .cse11) (and (<= ~a24~0 1) .cse13 .cse10 .cse14) (and .cse15 .cse2 .cse3 (exists ((aux_div_v_~a12~0_438_31 Int) (aux_div_aux_mod_v_~a12~0_438_31_31 Int)) (let ((.cse16 (* 5 aux_div_aux_mod_v_~a12~0_438_31_31))) (let ((.cse17 (+ (* 5 aux_div_v_~a12~0_438_31) .cse16))) (and (< .cse16 5) (<= ~a12~0 aux_div_v_~a12~0_438_31) (<= .cse17 366413) (< 366344 .cse17) (<= 0 .cse16))))) .cse5) (and .cse12 .cse2 .cse3) (and (<= (+ ~a12~0 49) 0) .cse3 .cse10 .cse18) (and (<= 9 ~a21~0) (<= ~a12~0 11) .cse3 .cse10) (and .cse12 .cse3 .cse14) (and .cse12 .cse3 .cse18 .cse8 .cse9) (and .cse13 .cse2 .cse3 .cse10) (and .cse3 (<= 286349 ~a12~0) .cse10 .cse14) (and .cse3 .cse10 (exists ((aux_div_aux_div_v_~a12~0_443_27_59 Int)) (let ((.cse19 (* 10 aux_div_aux_div_v_~a12~0_443_27_59))) (and (<= (+ aux_div_aux_div_v_~a12~0_443_27_59 ~a12~0 450689) 0) (<= .cse19 95443) (<= 95381 .cse19) (<= (+ ~a12~0 546123) (* 9 aux_div_aux_div_v_~a12~0_443_27_59))))))))) [2020-11-30 00:15:43,375 INFO L274 CegarLoopResult]: For program point L551(lines 551 880) no Hoare annotation was computed. [2020-11-30 00:15:43,376 INFO L274 CegarLoopResult]: For program point L221(lines 221 880) no Hoare annotation was computed. [2020-11-30 00:15:43,376 INFO L274 CegarLoopResult]: For program point L155(line 155) no Hoare annotation was computed. [2020-11-30 00:15:43,376 INFO L274 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-11-30 00:15:43,376 INFO L274 CegarLoopResult]: For program point L684(lines 684 880) no Hoare annotation was computed. [2020-11-30 00:15:43,376 INFO L274 CegarLoopResult]: For program point L817(lines 817 880) no Hoare annotation was computed. [2020-11-30 00:15:43,376 INFO L274 CegarLoopResult]: For program point L751(lines 751 880) no Hoare annotation was computed. [2020-11-30 00:15:43,376 INFO L274 CegarLoopResult]: For program point L619(lines 619 880) no Hoare annotation was computed. [2020-11-30 00:15:43,376 INFO L274 CegarLoopResult]: For program point L157-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:15:43,377 INFO L274 CegarLoopResult]: For program point L91-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:15:43,377 INFO L277 CegarLoopResult]: At program point L884(lines 884 900) the Hoare annotation is: true [2020-11-30 00:15:43,377 INFO L274 CegarLoopResult]: For program point L488(lines 488 880) no Hoare annotation was computed. [2020-11-30 00:15:43,377 INFO L274 CegarLoopResult]: For program point L290(lines 290 880) no Hoare annotation was computed. [2020-11-30 00:15:43,377 INFO L274 CegarLoopResult]: For program point L158(line 158) no Hoare annotation was computed. [2020-11-30 00:15:43,377 INFO L274 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-11-30 00:15:43,377 INFO L274 CegarLoopResult]: For program point L687(lines 687 880) no Hoare annotation was computed. [2020-11-30 00:15:43,377 INFO L274 CegarLoopResult]: For program point L357(lines 357 880) no Hoare annotation was computed. [2020-11-30 00:15:43,377 INFO L274 CegarLoopResult]: For program point L424(lines 424 880) no Hoare annotation was computed. [2020-11-30 00:15:43,377 INFO L274 CegarLoopResult]: For program point L160-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:15:43,377 INFO L274 CegarLoopResult]: For program point L94-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:15:43,377 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-30 00:15:43,377 INFO L274 CegarLoopResult]: For program point L557(lines 557 880) no Hoare annotation was computed. [2020-11-30 00:15:43,377 INFO L274 CegarLoopResult]: For program point L227(lines 227 880) no Hoare annotation was computed. [2020-11-30 00:15:43,377 INFO L274 CegarLoopResult]: For program point L161(line 161) no Hoare annotation was computed. [2020-11-30 00:15:43,378 INFO L274 CegarLoopResult]: For program point L95(line 95) no Hoare annotation was computed. [2020-11-30 00:15:43,378 INFO L274 CegarLoopResult]: For program point L757(lines 757 880) no Hoare annotation was computed. [2020-11-30 00:15:43,378 INFO L274 CegarLoopResult]: For program point L625(lines 625 880) no Hoare annotation was computed. [2020-11-30 00:15:43,378 INFO L274 CegarLoopResult]: For program point L163-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:15:43,378 INFO L274 CegarLoopResult]: For program point L97-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:15:43,378 INFO L274 CegarLoopResult]: For program point L31(lines 31 33) no Hoare annotation was computed. [2020-11-30 00:15:43,378 INFO L274 CegarLoopResult]: For program point L31-2(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:15:43,378 INFO L274 CegarLoopResult]: For program point L824(lines 824 880) no Hoare annotation was computed. [2020-11-30 00:15:43,378 INFO L270 CegarLoopResult]: At program point L890-2(lines 890 899) the Hoare annotation is: (let ((.cse20 (+ ~a12~0 43))) (let ((.cse0 (< 0 .cse20)) (.cse1 (<= ~a12~0 10)) (.cse4 (<= 9 ~a15~0)) (.cse11 (<= 10 ~a21~0)) (.cse15 (<= 82 ~a12~0)) (.cse5 (<= ~a21~0 8)) (.cse12 (<= ~a15~0 7)) (.cse18 (not (= 7 ~a15~0))) (.cse8 (< 18 ~a12~0)) (.cse9 (<= ~a12~0 71)) (.cse13 (<= .cse20 0)) (.cse2 (<= 8 ~a21~0)) (.cse14 (<= ~a21~0 6)) (.cse3 (= ~a24~0 1)) (.cse10 (<= ~a15~0 8))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse2 .cse3 (exists ((aux_div_v_~a12~0_438_31 Int) (aux_div_aux_mod_v_~a12~0_438_31_31 Int)) (let ((.cse6 (* 5 aux_div_aux_mod_v_~a12~0_438_31_31))) (let ((.cse7 (+ (* 5 aux_div_v_~a12~0_438_31) .cse6))) (and (< .cse6 5) (<= .cse7 366413) (< 366344 .cse7) (<= 0 .cse6) (<= (+ ~a12~0 600049) aux_div_v_~a12~0_438_31))))) .cse5) (and .cse2 .cse3 .cse8 .cse9 .cse5) (and (<= ~a21~0 7) .cse0 .cse1 .cse3 .cse10) (and (<= ~a12~0 95433) .cse3 .cse4 (< 95380 ~a12~0)) (and .cse1 .cse3 .cse11) (and .cse12 .cse13 .cse14) (and .cse15 (<= 7 ~a21~0) .cse3 .cse4) (and .cse2 .cse3 .cse10 (<= ~a21~0 9) .cse8 (<= ~a12~0 76)) (and (< 80 ~a12~0) .cse3 .cse11) (and (<= ~a24~0 1) .cse13 .cse10 .cse14) (and .cse15 .cse2 .cse3 (exists ((aux_div_v_~a12~0_438_31 Int) (aux_div_aux_mod_v_~a12~0_438_31_31 Int)) (let ((.cse16 (* 5 aux_div_aux_mod_v_~a12~0_438_31_31))) (let ((.cse17 (+ (* 5 aux_div_v_~a12~0_438_31) .cse16))) (and (< .cse16 5) (<= ~a12~0 aux_div_v_~a12~0_438_31) (<= .cse17 366413) (< 366344 .cse17) (<= 0 .cse16))))) .cse5) (and .cse12 .cse2 .cse3) (and (<= (+ ~a12~0 49) 0) .cse3 .cse10 .cse18) (and (<= 9 ~a21~0) (<= ~a12~0 11) .cse3 .cse10) (and .cse12 .cse3 .cse14) (and .cse12 .cse3 .cse18 .cse8 .cse9) (and .cse13 .cse2 .cse3 .cse10) (and .cse3 (<= 286349 ~a12~0) .cse10 .cse14) (and .cse3 .cse10 (exists ((aux_div_aux_div_v_~a12~0_443_27_59 Int)) (let ((.cse19 (* 10 aux_div_aux_div_v_~a12~0_443_27_59))) (and (<= (+ aux_div_aux_div_v_~a12~0_443_27_59 ~a12~0 450689) 0) (<= .cse19 95443) (<= 95381 .cse19) (<= (+ ~a12~0 546123) (* 9 aux_div_aux_div_v_~a12~0_443_27_59))))))))) [2020-11-30 00:15:43,378 INFO L274 CegarLoopResult]: For program point L494(lines 494 880) no Hoare annotation was computed. [2020-11-30 00:15:43,378 INFO L274 CegarLoopResult]: For program point L296(lines 296 880) no Hoare annotation was computed. [2020-11-30 00:15:43,378 INFO L274 CegarLoopResult]: For program point L164(line 164) no Hoare annotation was computed. [2020-11-30 00:15:43,379 INFO L274 CegarLoopResult]: For program point L98(line 98) no Hoare annotation was computed. [2020-11-30 00:15:43,379 INFO L274 CegarLoopResult]: For program point L32(line 32) no Hoare annotation was computed. [2020-11-30 00:15:43,379 INFO L274 CegarLoopResult]: For program point L693(lines 693 880) no Hoare annotation was computed. [2020-11-30 00:15:43,379 INFO L274 CegarLoopResult]: For program point L363(lines 363 880) no Hoare annotation was computed. [2020-11-30 00:15:43,379 INFO L274 CegarLoopResult]: For program point L562(lines 562 880) no Hoare annotation was computed. [2020-11-30 00:15:43,379 INFO L274 CegarLoopResult]: For program point L430(lines 430 880) no Hoare annotation was computed. [2020-11-30 00:15:43,379 INFO L274 CegarLoopResult]: For program point L166-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:15:43,379 INFO L274 CegarLoopResult]: For program point L100-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:15:43,379 INFO L274 CegarLoopResult]: For program point L34-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:15:43,379 INFO L274 CegarLoopResult]: For program point L233(lines 233 880) no Hoare annotation was computed. [2020-11-30 00:15:43,379 INFO L274 CegarLoopResult]: For program point L167(line 167) no Hoare annotation was computed. [2020-11-30 00:15:43,379 INFO L274 CegarLoopResult]: For program point L101(line 101) no Hoare annotation was computed. [2020-11-30 00:15:43,379 INFO L274 CegarLoopResult]: For program point L35(line 35) no Hoare annotation was computed. [2020-11-30 00:15:43,390 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:15:43,391 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:15:43,391 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:15:43,392 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:15:43,392 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:15:43,392 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:15:43,392 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:15:43,393 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:15:43,393 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:15:43,393 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:15:43,394 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:15:43,394 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:15:43,394 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:15:43,394 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:15:43,395 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-30 00:15:43,395 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-30 00:15:43,395 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-30 00:15:43,396 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-30 00:15:43,405 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:15:43,406 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:15:43,406 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:15:43,406 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:15:43,407 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:15:43,407 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:15:43,407 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:15:43,408 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:15:43,408 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:15:43,408 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:15:43,408 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:15:43,409 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:15:43,409 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:15:43,409 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:15:43,410 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-30 00:15:43,410 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-30 00:15:43,410 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-30 00:15:43,410 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-30 00:15:43,427 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:15:43,428 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:15:43,428 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:15:43,428 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:15:43,429 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:15:43,429 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:15:43,429 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:15:43,430 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:15:43,430 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:15:43,430 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:15:43,431 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:15:43,431 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:15:43,431 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:15:43,431 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:15:43,432 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-30 00:15:43,432 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-30 00:15:43,432 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-30 00:15:43,432 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-30 00:15:43,435 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:15:43,436 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:15:43,438 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:15:43,438 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:15:43,438 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:15:43,439 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:15:43,439 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:15:43,439 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:15:43,441 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:15:43,441 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:15:43,442 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:15:43,442 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:15:43,442 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:15:43,442 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:15:43,443 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-30 00:15:43,449 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-30 00:15:43,449 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-30 00:15:43,450 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-30 00:15:43,452 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.11 12:15:43 BoogieIcfgContainer [2020-11-30 00:15:43,453 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-30 00:15:43,453 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-30 00:15:43,453 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-30 00:15:43,454 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-30 00:15:43,454 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:14:05" (3/4) ... [2020-11-30 00:15:43,458 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-30 00:15:43,499 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2020-11-30 00:15:43,501 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-11-30 00:15:43,502 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-30 00:15:43,504 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-30 00:15:43,535 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((((((0 < a12 + 43 && a12 <= 10) && 8 <= a21) && a24 == 1) && 9 <= a15) && a21 <= 8) || (((8 <= a21 && a24 == 1) && (\exists aux_div_v_~a12~0_438_31 : int, aux_div_aux_mod_v_~a12~0_438_31_31 : int :: (((5 * aux_div_aux_mod_v_~a12~0_438_31_31 < 5 && 5 * aux_div_v_~a12~0_438_31 + 5 * aux_div_aux_mod_v_~a12~0_438_31_31 <= 366413) && 366344 < 5 * aux_div_v_~a12~0_438_31 + 5 * aux_div_aux_mod_v_~a12~0_438_31_31) && 0 <= 5 * aux_div_aux_mod_v_~a12~0_438_31_31) && a12 + 600049 <= aux_div_v_~a12~0_438_31)) && a21 <= 8)) || ((((8 <= a21 && a24 == 1) && 18 < a12) && a12 <= 71) && a21 <= 8)) || ((((a21 <= 7 && 0 < a12 + 43) && a12 <= 10) && a24 == 1) && a15 <= 8)) || (((a12 <= 95433 && a24 == 1) && 9 <= a15) && 95380 < a12)) || ((a12 <= 10 && a24 == 1) && 10 <= a21)) || ((a15 <= 7 && a12 + 43 <= 0) && a21 <= 6)) || (((82 <= a12 && 7 <= a21) && a24 == 1) && 9 <= a15)) || (((((8 <= a21 && a24 == 1) && a15 <= 8) && a21 <= 9) && 18 < a12) && a12 <= 76)) || ((80 < a12 && a24 == 1) && 10 <= a21)) || (((a24 <= 1 && a12 + 43 <= 0) && a15 <= 8) && a21 <= 6)) || ((((82 <= a12 && 8 <= a21) && a24 == 1) && (\exists aux_div_v_~a12~0_438_31 : int, aux_div_aux_mod_v_~a12~0_438_31_31 : int :: (((5 * aux_div_aux_mod_v_~a12~0_438_31_31 < 5 && a12 <= aux_div_v_~a12~0_438_31) && 5 * aux_div_v_~a12~0_438_31 + 5 * aux_div_aux_mod_v_~a12~0_438_31_31 <= 366413) && 366344 < 5 * aux_div_v_~a12~0_438_31 + 5 * aux_div_aux_mod_v_~a12~0_438_31_31) && 0 <= 5 * aux_div_aux_mod_v_~a12~0_438_31_31)) && a21 <= 8)) || ((a15 <= 7 && 8 <= a21) && a24 == 1)) || (((a12 + 49 <= 0 && a24 == 1) && a15 <= 8) && !(7 == a15))) || (((9 <= a21 && a12 <= 11) && a24 == 1) && a15 <= 8)) || ((a15 <= 7 && a24 == 1) && a21 <= 6)) || ((((a15 <= 7 && a24 == 1) && !(7 == a15)) && 18 < a12) && a12 <= 71)) || (((a12 + 43 <= 0 && 8 <= a21) && a24 == 1) && a15 <= 8)) || (((a24 == 1 && 286349 <= a12) && a15 <= 8) && a21 <= 6)) || ((a24 == 1 && a15 <= 8) && (\exists aux_div_aux_div_v_~a12~0_443_27_59 : int :: ((aux_div_aux_div_v_~a12~0_443_27_59 + a12 + 450689 <= 0 && 10 * aux_div_aux_div_v_~a12~0_443_27_59 <= 95443) && 95381 <= 10 * aux_div_aux_div_v_~a12~0_443_27_59) && a12 + 546123 <= 9 * aux_div_aux_div_v_~a12~0_443_27_59)) [2020-11-30 00:15:43,540 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((((((0 < a12 + 43 && a12 <= 10) && 8 <= a21) && a24 == 1) && 9 <= a15) && a21 <= 8) || (((8 <= a21 && a24 == 1) && (\exists aux_div_v_~a12~0_438_31 : int, aux_div_aux_mod_v_~a12~0_438_31_31 : int :: (((5 * aux_div_aux_mod_v_~a12~0_438_31_31 < 5 && 5 * aux_div_v_~a12~0_438_31 + 5 * aux_div_aux_mod_v_~a12~0_438_31_31 <= 366413) && 366344 < 5 * aux_div_v_~a12~0_438_31 + 5 * aux_div_aux_mod_v_~a12~0_438_31_31) && 0 <= 5 * aux_div_aux_mod_v_~a12~0_438_31_31) && a12 + 600049 <= aux_div_v_~a12~0_438_31)) && a21 <= 8)) || ((((8 <= a21 && a24 == 1) && 18 < a12) && a12 <= 71) && a21 <= 8)) || ((((a21 <= 7 && 0 < a12 + 43) && a12 <= 10) && a24 == 1) && a15 <= 8)) || (((a12 <= 95433 && a24 == 1) && 9 <= a15) && 95380 < a12)) || ((a12 <= 10 && a24 == 1) && 10 <= a21)) || ((a15 <= 7 && a12 + 43 <= 0) && a21 <= 6)) || (((82 <= a12 && 7 <= a21) && a24 == 1) && 9 <= a15)) || (((((8 <= a21 && a24 == 1) && a15 <= 8) && a21 <= 9) && 18 < a12) && a12 <= 76)) || ((80 < a12 && a24 == 1) && 10 <= a21)) || (((a24 <= 1 && a12 + 43 <= 0) && a15 <= 8) && a21 <= 6)) || ((((82 <= a12 && 8 <= a21) && a24 == 1) && (\exists aux_div_v_~a12~0_438_31 : int, aux_div_aux_mod_v_~a12~0_438_31_31 : int :: (((5 * aux_div_aux_mod_v_~a12~0_438_31_31 < 5 && a12 <= aux_div_v_~a12~0_438_31) && 5 * aux_div_v_~a12~0_438_31 + 5 * aux_div_aux_mod_v_~a12~0_438_31_31 <= 366413) && 366344 < 5 * aux_div_v_~a12~0_438_31 + 5 * aux_div_aux_mod_v_~a12~0_438_31_31) && 0 <= 5 * aux_div_aux_mod_v_~a12~0_438_31_31)) && a21 <= 8)) || ((a15 <= 7 && 8 <= a21) && a24 == 1)) || (((a12 + 49 <= 0 && a24 == 1) && a15 <= 8) && !(7 == a15))) || (((9 <= a21 && a12 <= 11) && a24 == 1) && a15 <= 8)) || ((a15 <= 7 && a24 == 1) && a21 <= 6)) || ((((a15 <= 7 && a24 == 1) && !(7 == a15)) && 18 < a12) && a12 <= 71)) || (((a12 + 43 <= 0 && 8 <= a21) && a24 == 1) && a15 <= 8)) || (((a24 == 1 && 286349 <= a12) && a15 <= 8) && a21 <= 6)) || ((a24 == 1 && a15 <= 8) && (\exists aux_div_aux_div_v_~a12~0_443_27_59 : int :: ((aux_div_aux_div_v_~a12~0_443_27_59 + a12 + 450689 <= 0 && 10 * aux_div_aux_div_v_~a12~0_443_27_59 <= 95443) && 95381 <= 10 * aux_div_aux_div_v_~a12~0_443_27_59) && a12 + 546123 <= 9 * aux_div_aux_div_v_~a12~0_443_27_59)) [2020-11-30 00:15:43,676 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_89952b98-43f2-444a-8f2f-0ef82d5b5326/bin/uautomizer/witness.graphml [2020-11-30 00:15:43,676 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-30 00:15:43,677 INFO L168 Benchmark]: Toolchain (without parser) took 100734.61 ms. Allocated memory was 79.7 MB in the beginning and 3.6 GB in the end (delta: 3.5 GB). Free memory was 46.8 MB in the beginning and 2.3 GB in the end (delta: -2.3 GB). Peak memory consumption was 1.2 GB. Max. memory is 16.1 GB. [2020-11-30 00:15:43,677 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 79.7 MB. Free memory was 39.7 MB in the beginning and 39.6 MB in the end (delta: 37.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 00:15:43,678 INFO L168 Benchmark]: CACSL2BoogieTranslator took 894.28 ms. Allocated memory was 79.7 MB in the beginning and 96.5 MB in the end (delta: 16.8 MB). Free memory was 46.6 MB in the beginning and 52.3 MB in the end (delta: -5.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-11-30 00:15:43,678 INFO L168 Benchmark]: Boogie Procedure Inliner took 143.02 ms. Allocated memory is still 96.5 MB. Free memory was 52.3 MB in the beginning and 42.7 MB in the end (delta: 9.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-30 00:15:43,679 INFO L168 Benchmark]: Boogie Preprocessor took 99.26 ms. Allocated memory is still 96.5 MB. Free memory was 42.7 MB in the beginning and 36.4 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-30 00:15:43,679 INFO L168 Benchmark]: RCFGBuilder took 1758.98 ms. Allocated memory was 96.5 MB in the beginning and 130.0 MB in the end (delta: 33.6 MB). Free memory was 36.4 MB in the beginning and 89.9 MB in the end (delta: -53.5 MB). Peak memory consumption was 20.4 MB. Max. memory is 16.1 GB. [2020-11-30 00:15:43,680 INFO L168 Benchmark]: TraceAbstraction took 97608.47 ms. Allocated memory was 130.0 MB in the beginning and 3.6 GB in the end (delta: 3.4 GB). Free memory was 89.0 MB in the beginning and 2.3 GB in the end (delta: -2.3 GB). Peak memory consumption was 1.2 GB. Max. memory is 16.1 GB. [2020-11-30 00:15:43,680 INFO L168 Benchmark]: Witness Printer took 222.92 ms. Allocated memory is still 3.6 GB. Free memory was 2.3 GB in the beginning and 2.3 GB in the end (delta: 20.1 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. [2020-11-30 00:15:43,682 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 79.7 MB. Free memory was 39.7 MB in the beginning and 39.6 MB in the end (delta: 37.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 894.28 ms. Allocated memory was 79.7 MB in the beginning and 96.5 MB in the end (delta: 16.8 MB). Free memory was 46.6 MB in the beginning and 52.3 MB in the end (delta: -5.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 143.02 ms. Allocated memory is still 96.5 MB. Free memory was 52.3 MB in the beginning and 42.7 MB in the end (delta: 9.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 99.26 ms. Allocated memory is still 96.5 MB. Free memory was 42.7 MB in the beginning and 36.4 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1758.98 ms. Allocated memory was 96.5 MB in the beginning and 130.0 MB in the end (delta: 33.6 MB). Free memory was 36.4 MB in the beginning and 89.9 MB in the end (delta: -53.5 MB). Peak memory consumption was 20.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 97608.47 ms. Allocated memory was 130.0 MB in the beginning and 3.6 GB in the end (delta: 3.4 GB). Free memory was 89.0 MB in the beginning and 2.3 GB in the end (delta: -2.3 GB). Peak memory consumption was 1.2 GB. Max. memory is 16.1 GB. * Witness Printer took 222.92 ms. Allocated memory is still 3.6 GB. Free memory was 2.3 GB in the beginning and 2.3 GB in the end (delta: 20.1 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 12]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 884]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 890]: Loop Invariant [2020-11-30 00:15:43,700 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:15:43,701 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:15:43,701 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:15:43,701 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:15:43,701 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:15:43,702 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:15:43,702 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:15:43,702 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:15:43,703 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:15:43,703 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:15:43,703 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:15:43,704 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:15:43,704 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:15:43,704 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:15:43,706 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-30 00:15:43,706 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-30 00:15:43,706 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-30 00:15:43,706 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-30 00:15:43,712 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:15:43,712 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:15:43,712 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:15:43,713 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:15:43,713 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:15:43,713 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:15:43,713 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:15:43,715 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:15:43,715 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:15:43,716 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:15:43,716 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:15:43,716 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:15:43,716 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:15:43,717 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:15:43,717 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-30 00:15:43,717 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-30 00:15:43,717 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-30 00:15:43,717 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] Derived loop invariant: (((((((((((((((((((((((0 < a12 + 43 && a12 <= 10) && 8 <= a21) && a24 == 1) && 9 <= a15) && a21 <= 8) || (((8 <= a21 && a24 == 1) && (\exists aux_div_v_~a12~0_438_31 : int, aux_div_aux_mod_v_~a12~0_438_31_31 : int :: (((5 * aux_div_aux_mod_v_~a12~0_438_31_31 < 5 && 5 * aux_div_v_~a12~0_438_31 + 5 * aux_div_aux_mod_v_~a12~0_438_31_31 <= 366413) && 366344 < 5 * aux_div_v_~a12~0_438_31 + 5 * aux_div_aux_mod_v_~a12~0_438_31_31) && 0 <= 5 * aux_div_aux_mod_v_~a12~0_438_31_31) && a12 + 600049 <= aux_div_v_~a12~0_438_31)) && a21 <= 8)) || ((((8 <= a21 && a24 == 1) && 18 < a12) && a12 <= 71) && a21 <= 8)) || ((((a21 <= 7 && 0 < a12 + 43) && a12 <= 10) && a24 == 1) && a15 <= 8)) || (((a12 <= 95433 && a24 == 1) && 9 <= a15) && 95380 < a12)) || ((a12 <= 10 && a24 == 1) && 10 <= a21)) || ((a15 <= 7 && a12 + 43 <= 0) && a21 <= 6)) || (((82 <= a12 && 7 <= a21) && a24 == 1) && 9 <= a15)) || (((((8 <= a21 && a24 == 1) && a15 <= 8) && a21 <= 9) && 18 < a12) && a12 <= 76)) || ((80 < a12 && a24 == 1) && 10 <= a21)) || (((a24 <= 1 && a12 + 43 <= 0) && a15 <= 8) && a21 <= 6)) || ((((82 <= a12 && 8 <= a21) && a24 == 1) && (\exists aux_div_v_~a12~0_438_31 : int, aux_div_aux_mod_v_~a12~0_438_31_31 : int :: (((5 * aux_div_aux_mod_v_~a12~0_438_31_31 < 5 && a12 <= aux_div_v_~a12~0_438_31) && 5 * aux_div_v_~a12~0_438_31 + 5 * aux_div_aux_mod_v_~a12~0_438_31_31 <= 366413) && 366344 < 5 * aux_div_v_~a12~0_438_31 + 5 * aux_div_aux_mod_v_~a12~0_438_31_31) && 0 <= 5 * aux_div_aux_mod_v_~a12~0_438_31_31)) && a21 <= 8)) || ((a15 <= 7 && 8 <= a21) && a24 == 1)) || (((a12 + 49 <= 0 && a24 == 1) && a15 <= 8) && !(7 == a15))) || (((9 <= a21 && a12 <= 11) && a24 == 1) && a15 <= 8)) || ((a15 <= 7 && a24 == 1) && a21 <= 6)) || ((((a15 <= 7 && a24 == 1) && !(7 == a15)) && 18 < a12) && a12 <= 71)) || (((a12 + 43 <= 0 && 8 <= a21) && a24 == 1) && a15 <= 8)) || (((a24 == 1 && 286349 <= a12) && a15 <= 8) && a21 <= 6)) || ((a24 == 1 && a15 <= 8) && (\exists aux_div_aux_div_v_~a12~0_443_27_59 : int :: ((aux_div_aux_div_v_~a12~0_443_27_59 + a12 + 450689 <= 0 && 10 * aux_div_aux_div_v_~a12~0_443_27_59 <= 95443) && 95381 <= 10 * aux_div_aux_div_v_~a12~0_443_27_59) && a12 + 546123 <= 9 * aux_div_aux_div_v_~a12~0_443_27_59)) - InvariantResult [Line: 30]: Loop Invariant [2020-11-30 00:15:43,719 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:15:43,719 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:15:43,720 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:15:43,720 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:15:43,720 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:15:43,720 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:15:43,721 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:15:43,722 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:15:43,722 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:15:43,722 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:15:43,722 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:15:43,723 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:15:43,723 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:15:43,723 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:15:43,723 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-30 00:15:43,723 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-30 00:15:43,724 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-30 00:15:43,724 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-30 00:15:43,726 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:15:43,726 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:15:43,726 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:15:43,727 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:15:43,727 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:15:43,727 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:15:43,727 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:15:43,728 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:15:43,728 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:15:43,728 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:15:43,729 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:15:43,729 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:15:43,729 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:15:43,729 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:15:43,729 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-30 00:15:43,730 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-30 00:15:43,730 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-30 00:15:43,730 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] Derived loop invariant: (((((((((((((((((((((((0 < a12 + 43 && a12 <= 10) && 8 <= a21) && a24 == 1) && 9 <= a15) && a21 <= 8) || (((8 <= a21 && a24 == 1) && (\exists aux_div_v_~a12~0_438_31 : int, aux_div_aux_mod_v_~a12~0_438_31_31 : int :: (((5 * aux_div_aux_mod_v_~a12~0_438_31_31 < 5 && 5 * aux_div_v_~a12~0_438_31 + 5 * aux_div_aux_mod_v_~a12~0_438_31_31 <= 366413) && 366344 < 5 * aux_div_v_~a12~0_438_31 + 5 * aux_div_aux_mod_v_~a12~0_438_31_31) && 0 <= 5 * aux_div_aux_mod_v_~a12~0_438_31_31) && a12 + 600049 <= aux_div_v_~a12~0_438_31)) && a21 <= 8)) || ((((8 <= a21 && a24 == 1) && 18 < a12) && a12 <= 71) && a21 <= 8)) || ((((a21 <= 7 && 0 < a12 + 43) && a12 <= 10) && a24 == 1) && a15 <= 8)) || (((a12 <= 95433 && a24 == 1) && 9 <= a15) && 95380 < a12)) || ((a12 <= 10 && a24 == 1) && 10 <= a21)) || ((a15 <= 7 && a12 + 43 <= 0) && a21 <= 6)) || (((82 <= a12 && 7 <= a21) && a24 == 1) && 9 <= a15)) || (((((8 <= a21 && a24 == 1) && a15 <= 8) && a21 <= 9) && 18 < a12) && a12 <= 76)) || ((80 < a12 && a24 == 1) && 10 <= a21)) || (((a24 <= 1 && a12 + 43 <= 0) && a15 <= 8) && a21 <= 6)) || ((((82 <= a12 && 8 <= a21) && a24 == 1) && (\exists aux_div_v_~a12~0_438_31 : int, aux_div_aux_mod_v_~a12~0_438_31_31 : int :: (((5 * aux_div_aux_mod_v_~a12~0_438_31_31 < 5 && a12 <= aux_div_v_~a12~0_438_31) && 5 * aux_div_v_~a12~0_438_31 + 5 * aux_div_aux_mod_v_~a12~0_438_31_31 <= 366413) && 366344 < 5 * aux_div_v_~a12~0_438_31 + 5 * aux_div_aux_mod_v_~a12~0_438_31_31) && 0 <= 5 * aux_div_aux_mod_v_~a12~0_438_31_31)) && a21 <= 8)) || ((a15 <= 7 && 8 <= a21) && a24 == 1)) || (((a12 + 49 <= 0 && a24 == 1) && a15 <= 8) && !(7 == a15))) || (((9 <= a21 && a12 <= 11) && a24 == 1) && a15 <= 8)) || ((a15 <= 7 && a24 == 1) && a21 <= 6)) || ((((a15 <= 7 && a24 == 1) && !(7 == a15)) && 18 < a12) && a12 <= 71)) || (((a12 + 43 <= 0 && 8 <= a21) && a24 == 1) && a15 <= 8)) || (((a24 == 1 && 286349 <= a12) && a15 <= 8) && a21 <= 6)) || ((a24 == 1 && a15 <= 8) && (\exists aux_div_aux_div_v_~a12~0_443_27_59 : int :: ((aux_div_aux_div_v_~a12~0_443_27_59 + a12 + 450689 <= 0 && 10 * aux_div_aux_div_v_~a12~0_443_27_59 <= 95443) && 95381 <= 10 * aux_div_aux_div_v_~a12~0_443_27_59) && a12 + 546123 <= 9 * aux_div_aux_div_v_~a12~0_443_27_59)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 246 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 94.4s, OverallIterations: 23, TraceHistogramMax: 19, AutomataDifference: 32.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 3114 SDtfs, 3240 SDslu, 273 SDs, 0 SdLazy, 21720 SolverSat, 1888 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 23.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 11883 GetRequests, 11800 SyntacticMatches, 2 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=6590occurred in iteration=19, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.5s AutomataMinimizationTime, 23 MinimizatonAttempts, 5696 StatesRemovedByMinimization, 13 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 96 NumberOfFragments, 731 HoareAnnotationTreeSize, 3 FomulaSimplifications, 9858 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 3 FomulaSimplificationsInter, 4162 FormulaSimplificationTreeSizeReductionInter, 2.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 1.2s SsaConstructionTime, 4.4s SatisfiabilityAnalysisTime, 25.1s InterpolantComputationTime, 33378 NumberOfCodeBlocks, 33378 NumberOfCodeBlocksAsserted, 34 NumberOfCheckSat, 33344 ConstructedInterpolants, 299 QuantifiedInterpolants, 118635381 SizeOfPredicates, 4 NumberOfNonLiveVariables, 14674 ConjunctsInSsa, 37 ConjunctsInUnsatCore, 34 InterpolantComputations, 21 PerfectInterpolantSequences, 143715/146935 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...