./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem04_label20.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_0639910d-e731-4790-9f35-25944802588f/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_0639910d-e731-4790-9f35-25944802588f/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_0639910d-e731-4790-9f35-25944802588f/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_0639910d-e731-4790-9f35-25944802588f/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem04_label20.c -s /tmp/vcloud-vcloud-master/worker/run_dir_0639910d-e731-4790-9f35-25944802588f/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_0639910d-e731-4790-9f35-25944802588f/bin/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a4d0856a89051fe036239141b7ab3820c6db760f ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2020-12-09 07:26:42,548 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 07:26:42,550 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 07:26:42,581 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 07:26:42,582 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 07:26:42,583 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 07:26:42,584 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 07:26:42,586 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 07:26:42,588 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 07:26:42,589 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 07:26:42,590 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 07:26:42,591 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 07:26:42,591 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 07:26:42,592 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 07:26:42,593 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 07:26:42,595 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 07:26:42,595 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 07:26:42,596 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 07:26:42,598 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 07:26:42,600 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 07:26:42,601 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 07:26:42,603 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 07:26:42,604 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 07:26:42,605 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 07:26:42,607 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 07:26:42,607 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 07:26:42,608 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 07:26:42,609 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 07:26:42,609 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 07:26:42,610 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 07:26:42,610 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 07:26:42,611 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 07:26:42,612 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 07:26:42,612 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 07:26:42,613 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 07:26:42,614 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 07:26:42,614 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 07:26:42,614 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 07:26:42,615 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 07:26:42,615 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 07:26:42,616 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 07:26:42,617 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_0639910d-e731-4790-9f35-25944802588f/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2020-12-09 07:26:42,634 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 07:26:42,634 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 07:26:42,635 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 07:26:42,635 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 07:26:42,635 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 07:26:42,635 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 07:26:42,635 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-12-09 07:26:42,635 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 07:26:42,636 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 07:26:42,636 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-12-09 07:26:42,636 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-12-09 07:26:42,636 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 07:26:42,636 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-12-09 07:26:42,636 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-12-09 07:26:42,636 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-12-09 07:26:42,637 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 07:26:42,637 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-09 07:26:42,637 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-09 07:26:42,637 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-09 07:26:42,637 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 07:26:42,637 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-09 07:26:42,637 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 07:26:42,638 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-09 07:26:42,638 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 07:26:42,638 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-09 07:26:42,638 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-09 07:26:42,638 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 07:26:42,638 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-09 07:26:42,638 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 07:26:42,638 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 07:26:42,639 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 07:26:42,639 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 07:26:42,639 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 07:26:42,639 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-09 07:26:42,639 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-12-09 07:26:42,639 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-09 07:26:42,639 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-09 07:26:42,639 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 07:26:42,639 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 07:26:42,640 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_0639910d-e731-4790-9f35-25944802588f/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_0639910d-e731-4790-9f35-25944802588f/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a4d0856a89051fe036239141b7ab3820c6db760f [2020-12-09 07:26:42,823 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 07:26:42,842 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 07:26:42,845 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 07:26:42,846 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 07:26:42,847 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 07:26:42,847 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_0639910d-e731-4790-9f35-25944802588f/bin/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem04_label20.c [2020-12-09 07:26:42,888 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0639910d-e731-4790-9f35-25944802588f/bin/utaipan/data/62120d69b/79ac227ce600444f8b7d901c07d0b143/FLAG02132a875 [2020-12-09 07:26:43,451 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 07:26:43,452 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_0639910d-e731-4790-9f35-25944802588f/sv-benchmarks/c/eca-rers2012/Problem04_label20.c [2020-12-09 07:26:43,474 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0639910d-e731-4790-9f35-25944802588f/bin/utaipan/data/62120d69b/79ac227ce600444f8b7d901c07d0b143/FLAG02132a875 [2020-12-09 07:26:43,873 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_0639910d-e731-4790-9f35-25944802588f/bin/utaipan/data/62120d69b/79ac227ce600444f8b7d901c07d0b143 [2020-12-09 07:26:43,875 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 07:26:43,877 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 07:26:43,878 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 07:26:43,878 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 07:26:43,881 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 07:26:43,882 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 07:26:43" (1/1) ... [2020-12-09 07:26:43,884 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3335453f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:26:43, skipping insertion in model container [2020-12-09 07:26:43,884 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 07:26:43" (1/1) ... [2020-12-09 07:26:43,891 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 07:26:44,037 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 07:26:44,804 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_0639910d-e731-4790-9f35-25944802588f/sv-benchmarks/c/eca-rers2012/Problem04_label20.c[181417,181430] [2020-12-09 07:26:44,818 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 07:26:44,824 INFO L203 MainTranslator]: Completed pre-run [2020-12-09 07:26:45,256 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_0639910d-e731-4790-9f35-25944802588f/sv-benchmarks/c/eca-rers2012/Problem04_label20.c[181417,181430] [2020-12-09 07:26:45,260 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 07:26:45,279 INFO L208 MainTranslator]: Completed translation [2020-12-09 07:26:45,280 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:26:45 WrapperNode [2020-12-09 07:26:45,280 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-09 07:26:45,281 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-09 07:26:45,281 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-09 07:26:45,281 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-09 07:26:45,286 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:26:45" (1/1) ... [2020-12-09 07:26:45,333 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:26:45" (1/1) ... [2020-12-09 07:26:45,472 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-09 07:26:45,473 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-09 07:26:45,473 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-09 07:26:45,473 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-09 07:26:45,480 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:26:45" (1/1) ... [2020-12-09 07:26:45,480 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:26:45" (1/1) ... [2020-12-09 07:26:45,496 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:26:45" (1/1) ... [2020-12-09 07:26:45,496 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:26:45" (1/1) ... [2020-12-09 07:26:45,585 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:26:45" (1/1) ... [2020-12-09 07:26:45,617 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:26:45" (1/1) ... [2020-12-09 07:26:45,634 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:26:45" (1/1) ... [2020-12-09 07:26:45,655 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-09 07:26:45,656 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-09 07:26:45,657 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-09 07:26:45,657 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-09 07:26:45,658 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:26:45" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0639910d-e731-4790-9f35-25944802588f/bin/utaipan/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 [2020-12-09 07:26:45,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-09 07:26:45,711 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-09 07:26:45,711 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-09 07:26:45,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-09 07:26:50,292 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-09 07:26:50,292 INFO L299 CfgBuilder]: Removed 13 assume(true) statements. [2020-12-09 07:26:50,295 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:26:50 BoogieIcfgContainer [2020-12-09 07:26:50,295 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-09 07:26:50,297 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-09 07:26:50,297 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-09 07:26:50,300 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-09 07:26:50,300 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 07:26:43" (1/3) ... [2020-12-09 07:26:50,301 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2962b4ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 07:26:50, skipping insertion in model container [2020-12-09 07:26:50,301 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:26:45" (2/3) ... [2020-12-09 07:26:50,301 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2962b4ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 07:26:50, skipping insertion in model container [2020-12-09 07:26:50,301 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:26:50" (3/3) ... [2020-12-09 07:26:50,302 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem04_label20.c [2020-12-09 07:26:50,315 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-09 07:26:50,319 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-09 07:26:50,325 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-09 07:26:50,352 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-09 07:26:50,352 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-09 07:26:50,352 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-09 07:26:50,352 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-09 07:26:50,352 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-09 07:26:50,353 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-09 07:26:50,353 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-09 07:26:50,353 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-09 07:26:50,372 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states. [2020-12-09 07:26:50,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 756 [2020-12-09 07:26:50,409 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 07:26:50,411 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 07:26:50,411 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 07:26:50,416 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 07:26:50,417 INFO L82 PathProgramCache]: Analyzing trace with hash -1512462980, now seen corresponding path program 1 times [2020-12-09 07:26:50,426 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 07:26:50,426 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1950749804] [2020-12-09 07:26:50,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 07:26:50,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 07:26:51,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 07:26:51,758 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1950749804] [2020-12-09 07:26:51,758 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 07:26:51,759 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-09 07:26:51,759 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1402694178] [2020-12-09 07:26:51,763 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 07:26:51,763 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 07:26:51,771 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 07:26:51,772 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 07:26:51,773 INFO L87 Difference]: Start difference. First operand 763 states. Second operand 3 states. [2020-12-09 07:26:55,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 07:26:55,520 INFO L93 Difference]: Finished difference Result 2285 states and 4541 transitions. [2020-12-09 07:26:55,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 07:26:55,521 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 755 [2020-12-09 07:26:55,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 07:26:55,554 INFO L225 Difference]: With dead ends: 2285 [2020-12-09 07:26:55,555 INFO L226 Difference]: Without dead ends: 1519 [2020-12-09 07:26:55,561 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 [2020-12-09 07:26:55,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1519 states. [2020-12-09 07:26:55,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1519 to 1519. [2020-12-09 07:26:55,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1519 states. [2020-12-09 07:26:55,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1519 states to 1519 states and 2563 transitions. [2020-12-09 07:26:55,653 INFO L78 Accepts]: Start accepts. Automaton has 1519 states and 2563 transitions. Word has length 755 [2020-12-09 07:26:55,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 07:26:55,655 INFO L481 AbstractCegarLoop]: Abstraction has 1519 states and 2563 transitions. [2020-12-09 07:26:55,655 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 07:26:55,655 INFO L276 IsEmpty]: Start isEmpty. Operand 1519 states and 2563 transitions. [2020-12-09 07:26:55,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 767 [2020-12-09 07:26:55,685 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 07:26:55,686 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 07:26:55,686 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-09 07:26:55,686 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 07:26:55,687 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 07:26:55,687 INFO L82 PathProgramCache]: Analyzing trace with hash 2026709925, now seen corresponding path program 1 times [2020-12-09 07:26:55,687 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 07:26:55,687 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [30721519] [2020-12-09 07:26:55,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 07:26:55,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 07:26:56,081 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 07:26:56,082 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [30721519] [2020-12-09 07:26:56,082 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 07:26:56,082 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-09 07:26:56,082 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [696837331] [2020-12-09 07:26:56,084 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 07:26:56,084 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 07:26:56,085 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 07:26:56,085 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 07:26:56,085 INFO L87 Difference]: Start difference. First operand 1519 states and 2563 transitions. Second operand 3 states. [2020-12-09 07:26:59,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 07:26:59,960 INFO L93 Difference]: Finished difference Result 4553 states and 7686 transitions. [2020-12-09 07:26:59,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 07:26:59,960 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 766 [2020-12-09 07:26:59,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 07:26:59,972 INFO L225 Difference]: With dead ends: 4553 [2020-12-09 07:26:59,972 INFO L226 Difference]: Without dead ends: 3035 [2020-12-09 07:26:59,974 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 [2020-12-09 07:26:59,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3035 states. [2020-12-09 07:27:00,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3035 to 3035. [2020-12-09 07:27:00,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3035 states. [2020-12-09 07:27:00,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3035 states to 3035 states and 4488 transitions. [2020-12-09 07:27:00,021 INFO L78 Accepts]: Start accepts. Automaton has 3035 states and 4488 transitions. Word has length 766 [2020-12-09 07:27:00,021 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 07:27:00,021 INFO L481 AbstractCegarLoop]: Abstraction has 3035 states and 4488 transitions. [2020-12-09 07:27:00,021 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 07:27:00,022 INFO L276 IsEmpty]: Start isEmpty. Operand 3035 states and 4488 transitions. [2020-12-09 07:27:00,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 813 [2020-12-09 07:27:00,030 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 07:27:00,031 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 07:27:00,031 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-09 07:27:00,031 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 07:27:00,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 07:27:00,032 INFO L82 PathProgramCache]: Analyzing trace with hash -167211852, now seen corresponding path program 1 times [2020-12-09 07:27:00,032 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 07:27:00,032 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [835194045] [2020-12-09 07:27:00,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 07:27:00,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 07:27:00,521 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-12-09 07:27:00,522 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [835194045] [2020-12-09 07:27:00,522 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 07:27:00,522 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-09 07:27:00,522 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1784232042] [2020-12-09 07:27:00,523 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 07:27:00,523 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 07:27:00,524 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 07:27:00,524 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 07:27:00,525 INFO L87 Difference]: Start difference. First operand 3035 states and 4488 transitions. Second operand 3 states. [2020-12-09 07:27:04,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 07:27:04,206 INFO L93 Difference]: Finished difference Result 9101 states and 13461 transitions. [2020-12-09 07:27:04,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 07:27:04,207 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 812 [2020-12-09 07:27:04,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 07:27:04,234 INFO L225 Difference]: With dead ends: 9101 [2020-12-09 07:27:04,234 INFO L226 Difference]: Without dead ends: 6067 [2020-12-09 07:27:04,238 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 [2020-12-09 07:27:04,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6067 states. [2020-12-09 07:27:04,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6067 to 6067. [2020-12-09 07:27:04,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6067 states. [2020-12-09 07:27:04,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6067 states to 6067 states and 8338 transitions. [2020-12-09 07:27:04,324 INFO L78 Accepts]: Start accepts. Automaton has 6067 states and 8338 transitions. Word has length 812 [2020-12-09 07:27:04,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 07:27:04,324 INFO L481 AbstractCegarLoop]: Abstraction has 6067 states and 8338 transitions. [2020-12-09 07:27:04,325 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 07:27:04,325 INFO L276 IsEmpty]: Start isEmpty. Operand 6067 states and 8338 transitions. [2020-12-09 07:27:04,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 825 [2020-12-09 07:27:04,336 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 07:27:04,337 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 07:27:04,337 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-09 07:27:04,337 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 07:27:04,337 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 07:27:04,338 INFO L82 PathProgramCache]: Analyzing trace with hash 47162516, now seen corresponding path program 1 times [2020-12-09 07:27:04,338 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 07:27:04,338 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1018075164] [2020-12-09 07:27:04,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 07:27:04,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 07:27:04,991 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 07:27:04,992 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1018075164] [2020-12-09 07:27:04,992 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 07:27:04,992 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 07:27:04,992 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1206337531] [2020-12-09 07:27:04,993 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-09 07:27:04,993 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 07:27:04,993 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-09 07:27:04,994 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-09 07:27:04,994 INFO L87 Difference]: Start difference. First operand 6067 states and 8338 transitions. Second operand 4 states. [2020-12-09 07:27:08,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 07:27:08,268 INFO L93 Difference]: Finished difference Result 12920 states and 17516 transitions. [2020-12-09 07:27:08,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-09 07:27:08,268 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 824 [2020-12-09 07:27:08,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 07:27:08,291 INFO L225 Difference]: With dead ends: 12920 [2020-12-09 07:27:08,291 INFO L226 Difference]: Without dead ends: 6854 [2020-12-09 07:27:08,296 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 [2020-12-09 07:27:08,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6854 states. [2020-12-09 07:27:08,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6854 to 6825. [2020-12-09 07:27:08,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6825 states. [2020-12-09 07:27:08,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6825 states to 6825 states and 9102 transitions. [2020-12-09 07:27:08,399 INFO L78 Accepts]: Start accepts. Automaton has 6825 states and 9102 transitions. Word has length 824 [2020-12-09 07:27:08,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 07:27:08,400 INFO L481 AbstractCegarLoop]: Abstraction has 6825 states and 9102 transitions. [2020-12-09 07:27:08,400 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-09 07:27:08,400 INFO L276 IsEmpty]: Start isEmpty. Operand 6825 states and 9102 transitions. [2020-12-09 07:27:08,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 840 [2020-12-09 07:27:08,411 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 07:27:08,412 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 07:27:08,412 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-09 07:27:08,412 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 07:27:08,412 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 07:27:08,412 INFO L82 PathProgramCache]: Analyzing trace with hash 468207317, now seen corresponding path program 1 times [2020-12-09 07:27:08,412 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 07:27:08,413 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [754307879] [2020-12-09 07:27:08,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 07:27:08,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 07:27:08,940 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 07:27:08,941 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [754307879] [2020-12-09 07:27:08,941 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 07:27:08,941 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 07:27:08,941 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [739202539] [2020-12-09 07:27:08,942 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 07:27:08,942 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 07:27:08,942 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 07:27:08,942 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 07:27:08,942 INFO L87 Difference]: Start difference. First operand 6825 states and 9102 transitions. Second operand 3 states. [2020-12-09 07:27:12,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 07:27:12,635 INFO L93 Difference]: Finished difference Result 18955 states and 25775 transitions. [2020-12-09 07:27:12,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 07:27:12,635 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 839 [2020-12-09 07:27:12,635 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 07:27:12,675 INFO L225 Difference]: With dead ends: 18955 [2020-12-09 07:27:12,675 INFO L226 Difference]: Without dead ends: 12889 [2020-12-09 07:27:12,680 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 [2020-12-09 07:27:12,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12889 states. [2020-12-09 07:27:12,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12889 to 12889. [2020-12-09 07:27:12,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12889 states. [2020-12-09 07:27:12,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12889 states to 12889 states and 16700 transitions. [2020-12-09 07:27:12,805 INFO L78 Accepts]: Start accepts. Automaton has 12889 states and 16700 transitions. Word has length 839 [2020-12-09 07:27:12,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 07:27:12,805 INFO L481 AbstractCegarLoop]: Abstraction has 12889 states and 16700 transitions. [2020-12-09 07:27:12,805 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 07:27:12,805 INFO L276 IsEmpty]: Start isEmpty. Operand 12889 states and 16700 transitions. [2020-12-09 07:27:12,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 841 [2020-12-09 07:27:12,821 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 07:27:12,822 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 07:27:12,822 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-09 07:27:12,822 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 07:27:12,822 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 07:27:12,822 INFO L82 PathProgramCache]: Analyzing trace with hash 1390770416, now seen corresponding path program 1 times [2020-12-09 07:27:12,823 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 07:27:12,823 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1105003586] [2020-12-09 07:27:12,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 07:27:12,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 07:27:13,373 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-12-09 07:27:13,373 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1105003586] [2020-12-09 07:27:13,373 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 07:27:13,373 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-09 07:27:13,374 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1147382771] [2020-12-09 07:27:13,374 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 07:27:13,375 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 07:27:13,375 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 07:27:13,375 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 07:27:13,375 INFO L87 Difference]: Start difference. First operand 12889 states and 16700 transitions. Second operand 3 states. [2020-12-09 07:27:17,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 07:27:17,222 INFO L93 Difference]: Finished difference Result 37147 states and 48569 transitions. [2020-12-09 07:27:17,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 07:27:17,223 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 840 [2020-12-09 07:27:17,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 07:27:17,254 INFO L225 Difference]: With dead ends: 37147 [2020-12-09 07:27:17,255 INFO L226 Difference]: Without dead ends: 25017 [2020-12-09 07:27:17,264 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 [2020-12-09 07:27:17,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25017 states. [2020-12-09 07:27:17,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25017 to 25017. [2020-12-09 07:27:17,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25017 states. [2020-12-09 07:27:17,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25017 states to 25017 states and 31714 transitions. [2020-12-09 07:27:17,493 INFO L78 Accepts]: Start accepts. Automaton has 25017 states and 31714 transitions. Word has length 840 [2020-12-09 07:27:17,493 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 07:27:17,493 INFO L481 AbstractCegarLoop]: Abstraction has 25017 states and 31714 transitions. [2020-12-09 07:27:17,493 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 07:27:17,493 INFO L276 IsEmpty]: Start isEmpty. Operand 25017 states and 31714 transitions. [2020-12-09 07:27:17,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 848 [2020-12-09 07:27:17,528 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 07:27:17,529 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 07:27:17,529 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-09 07:27:17,529 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 07:27:17,530 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 07:27:17,530 INFO L82 PathProgramCache]: Analyzing trace with hash 1828557918, now seen corresponding path program 1 times [2020-12-09 07:27:17,530 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 07:27:17,530 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1225278737] [2020-12-09 07:27:17,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 07:27:17,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 07:27:18,009 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-12-09 07:27:18,009 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1225278737] [2020-12-09 07:27:18,009 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 07:27:18,009 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-09 07:27:18,009 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1868583693] [2020-12-09 07:27:18,010 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 07:27:18,010 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 07:27:18,011 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 07:27:18,011 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 07:27:18,011 INFO L87 Difference]: Start difference. First operand 25017 states and 31714 transitions. Second operand 3 states. [2020-12-09 07:27:22,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 07:27:22,135 INFO L93 Difference]: Finished difference Result 72015 states and 91464 transitions. [2020-12-09 07:27:22,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 07:27:22,135 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 847 [2020-12-09 07:27:22,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 07:27:22,190 INFO L225 Difference]: With dead ends: 72015 [2020-12-09 07:27:22,190 INFO L226 Difference]: Without dead ends: 47757 [2020-12-09 07:27:22,211 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 [2020-12-09 07:27:22,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47757 states. [2020-12-09 07:27:22,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47757 to 44725. [2020-12-09 07:27:22,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44725 states. [2020-12-09 07:27:22,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44725 states to 44725 states and 55809 transitions. [2020-12-09 07:27:22,620 INFO L78 Accepts]: Start accepts. Automaton has 44725 states and 55809 transitions. Word has length 847 [2020-12-09 07:27:22,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 07:27:22,620 INFO L481 AbstractCegarLoop]: Abstraction has 44725 states and 55809 transitions. [2020-12-09 07:27:22,620 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 07:27:22,620 INFO L276 IsEmpty]: Start isEmpty. Operand 44725 states and 55809 transitions. [2020-12-09 07:27:22,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 892 [2020-12-09 07:27:22,645 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 07:27:22,646 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 07:27:22,646 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-09 07:27:22,646 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 07:27:22,646 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 07:27:22,646 INFO L82 PathProgramCache]: Analyzing trace with hash 225220307, now seen corresponding path program 1 times [2020-12-09 07:27:22,646 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 07:27:22,647 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [820253550] [2020-12-09 07:27:22,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 07:27:22,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 07:27:23,702 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2020-12-09 07:27:23,703 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [820253550] [2020-12-09 07:27:23,703 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 07:27:23,703 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-09 07:27:23,703 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1391513272] [2020-12-09 07:27:23,704 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 07:27:23,704 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 07:27:23,704 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 07:27:23,704 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 07:27:23,704 INFO L87 Difference]: Start difference. First operand 44725 states and 55809 transitions. Second operand 3 states. [2020-12-09 07:27:27,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 07:27:27,477 INFO L93 Difference]: Finished difference Result 106883 states and 132779 transitions. [2020-12-09 07:27:27,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 07:27:27,477 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 891 [2020-12-09 07:27:27,478 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 07:27:27,543 INFO L225 Difference]: With dead ends: 106883 [2020-12-09 07:27:27,543 INFO L226 Difference]: Without dead ends: 62917 [2020-12-09 07:27:27,572 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 [2020-12-09 07:27:27,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62917 states. [2020-12-09 07:27:28,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62917 to 56095. [2020-12-09 07:27:28,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56095 states. [2020-12-09 07:27:28,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56095 states to 56095 states and 68348 transitions. [2020-12-09 07:27:28,105 INFO L78 Accepts]: Start accepts. Automaton has 56095 states and 68348 transitions. Word has length 891 [2020-12-09 07:27:28,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 07:27:28,106 INFO L481 AbstractCegarLoop]: Abstraction has 56095 states and 68348 transitions. [2020-12-09 07:27:28,106 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 07:27:28,106 INFO L276 IsEmpty]: Start isEmpty. Operand 56095 states and 68348 transitions. [2020-12-09 07:27:28,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1144 [2020-12-09 07:27:28,138 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 07:27:28,139 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 07:27:28,139 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-09 07:27:28,139 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 07:27:28,139 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 07:27:28,140 INFO L82 PathProgramCache]: Analyzing trace with hash 835445138, now seen corresponding path program 1 times [2020-12-09 07:27:28,140 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 07:27:28,140 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [411774526] [2020-12-09 07:27:28,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 07:27:28,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 07:27:29,191 INFO L134 CoverageAnalysis]: Checked inductivity of 831 backedges. 575 proven. 0 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2020-12-09 07:27:29,191 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [411774526] [2020-12-09 07:27:29,192 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 07:27:29,192 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 07:27:29,192 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [821729164] [2020-12-09 07:27:29,193 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 07:27:29,193 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 07:27:29,193 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 07:27:29,193 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 07:27:29,193 INFO L87 Difference]: Start difference. First operand 56095 states and 68348 transitions. Second operand 3 states. [2020-12-09 07:27:32,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 07:27:32,601 INFO L93 Difference]: Finished difference Result 112189 states and 136719 transitions. [2020-12-09 07:27:32,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 07:27:32,601 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1143 [2020-12-09 07:27:32,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 07:27:32,651 INFO L225 Difference]: With dead ends: 112189 [2020-12-09 07:27:32,651 INFO L226 Difference]: Without dead ends: 56853 [2020-12-09 07:27:32,674 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 [2020-12-09 07:27:32,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56853 states. [2020-12-09 07:27:33,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56853 to 56853. [2020-12-09 07:27:33,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56853 states. [2020-12-09 07:27:33,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56853 states to 56853 states and 69004 transitions. [2020-12-09 07:27:33,249 INFO L78 Accepts]: Start accepts. Automaton has 56853 states and 69004 transitions. Word has length 1143 [2020-12-09 07:27:33,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 07:27:33,250 INFO L481 AbstractCegarLoop]: Abstraction has 56853 states and 69004 transitions. [2020-12-09 07:27:33,250 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 07:27:33,250 INFO L276 IsEmpty]: Start isEmpty. Operand 56853 states and 69004 transitions. [2020-12-09 07:27:33,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1192 [2020-12-09 07:27:33,280 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 07:27:33,281 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 07:27:33,281 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-12-09 07:27:33,281 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 07:27:33,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 07:27:33,282 INFO L82 PathProgramCache]: Analyzing trace with hash -1821596335, now seen corresponding path program 1 times [2020-12-09 07:27:33,282 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 07:27:33,282 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [561555786] [2020-12-09 07:27:33,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 07:27:33,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 07:27:34,393 INFO L134 CoverageAnalysis]: Checked inductivity of 892 backedges. 658 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2020-12-09 07:27:34,393 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [561555786] [2020-12-09 07:27:34,393 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 07:27:34,394 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 07:27:34,394 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [383945813] [2020-12-09 07:27:34,395 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 07:27:34,395 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 07:27:34,395 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 07:27:34,395 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 07:27:34,395 INFO L87 Difference]: Start difference. First operand 56853 states and 69004 transitions. Second operand 3 states. [2020-12-09 07:27:38,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 07:27:38,602 INFO L93 Difference]: Finished difference Result 132655 states and 160987 transitions. [2020-12-09 07:27:38,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 07:27:38,603 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1191 [2020-12-09 07:27:38,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 07:27:38,669 INFO L225 Difference]: With dead ends: 132655 [2020-12-09 07:27:38,669 INFO L226 Difference]: Without dead ends: 76561 [2020-12-09 07:27:38,696 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 [2020-12-09 07:27:38,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76561 states. [2020-12-09 07:27:39,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76561 to 74287. [2020-12-09 07:27:39,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 74287 states. [2020-12-09 07:27:39,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74287 states to 74287 states and 88193 transitions. [2020-12-09 07:27:39,430 INFO L78 Accepts]: Start accepts. Automaton has 74287 states and 88193 transitions. Word has length 1191 [2020-12-09 07:27:39,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 07:27:39,431 INFO L481 AbstractCegarLoop]: Abstraction has 74287 states and 88193 transitions. [2020-12-09 07:27:39,431 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 07:27:39,431 INFO L276 IsEmpty]: Start isEmpty. Operand 74287 states and 88193 transitions. [2020-12-09 07:27:39,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1219 [2020-12-09 07:27:39,469 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 07:27:39,470 INFO L422 BasicCegarLoop]: trace histogram [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, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 07:27:39,470 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-12-09 07:27:39,470 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 07:27:39,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 07:27:39,470 INFO L82 PathProgramCache]: Analyzing trace with hash 769534716, now seen corresponding path program 1 times [2020-12-09 07:27:39,471 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 07:27:39,471 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1190945952] [2020-12-09 07:27:39,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 07:27:39,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 07:27:42,076 INFO L134 CoverageAnalysis]: Checked inductivity of 683 backedges. 503 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2020-12-09 07:27:42,076 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1190945952] [2020-12-09 07:27:42,076 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 07:27:42,076 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-09 07:27:42,076 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1055142138] [2020-12-09 07:27:42,077 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-09 07:27:42,077 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 07:27:42,078 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-09 07:27:42,078 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-12-09 07:27:42,078 INFO L87 Difference]: Start difference. First operand 74287 states and 88193 transitions. Second operand 6 states. [2020-12-09 07:27:50,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 07:27:50,411 INFO L93 Difference]: Finished difference Result 166389 states and 196988 transitions. [2020-12-09 07:27:50,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-12-09 07:27:50,412 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 1218 [2020-12-09 07:27:50,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 07:27:50,487 INFO L225 Difference]: With dead ends: 166389 [2020-12-09 07:27:50,487 INFO L226 Difference]: Without dead ends: 91879 [2020-12-09 07:27:50,503 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2020-12-09 07:27:50,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91879 states. [2020-12-09 07:27:51,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91879 to 75803. [2020-12-09 07:27:51,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75803 states. [2020-12-09 07:27:51,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75803 states to 75803 states and 89743 transitions. [2020-12-09 07:27:51,261 INFO L78 Accepts]: Start accepts. Automaton has 75803 states and 89743 transitions. Word has length 1218 [2020-12-09 07:27:51,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 07:27:51,262 INFO L481 AbstractCegarLoop]: Abstraction has 75803 states and 89743 transitions. [2020-12-09 07:27:51,262 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-09 07:27:51,262 INFO L276 IsEmpty]: Start isEmpty. Operand 75803 states and 89743 transitions. [2020-12-09 07:27:51,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1226 [2020-12-09 07:27:51,298 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 07:27:51,299 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 07:27:51,299 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-12-09 07:27:51,300 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 07:27:51,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 07:27:51,300 INFO L82 PathProgramCache]: Analyzing trace with hash -1645457174, now seen corresponding path program 1 times [2020-12-09 07:27:51,300 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 07:27:51,300 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1053481056] [2020-12-09 07:27:51,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 07:27:51,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 07:27:52,365 INFO L134 CoverageAnalysis]: Checked inductivity of 711 backedges. 632 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2020-12-09 07:27:52,366 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1053481056] [2020-12-09 07:27:52,366 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 07:27:52,366 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 07:27:52,366 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1575054421] [2020-12-09 07:27:52,367 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 07:27:52,367 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 07:27:52,367 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 07:27:52,367 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 07:27:52,368 INFO L87 Difference]: Start difference. First operand 75803 states and 89743 transitions. Second operand 3 states. [2020-12-09 07:27:56,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 07:27:56,697 INFO L93 Difference]: Finished difference Result 167523 states and 199119 transitions. [2020-12-09 07:27:56,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 07:27:56,697 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1225 [2020-12-09 07:27:56,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 07:27:56,776 INFO L225 Difference]: With dead ends: 167523 [2020-12-09 07:27:56,777 INFO L226 Difference]: Without dead ends: 92479 [2020-12-09 07:27:56,808 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 [2020-12-09 07:27:56,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92479 states. [2020-12-09 07:27:57,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92479 to 85657. [2020-12-09 07:27:57,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85657 states. [2020-12-09 07:27:57,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85657 states to 85657 states and 99147 transitions. [2020-12-09 07:27:57,621 INFO L78 Accepts]: Start accepts. Automaton has 85657 states and 99147 transitions. Word has length 1225 [2020-12-09 07:27:57,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 07:27:57,622 INFO L481 AbstractCegarLoop]: Abstraction has 85657 states and 99147 transitions. [2020-12-09 07:27:57,622 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 07:27:57,622 INFO L276 IsEmpty]: Start isEmpty. Operand 85657 states and 99147 transitions. [2020-12-09 07:27:57,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1615 [2020-12-09 07:27:57,683 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 07:27:57,684 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 07:27:57,684 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-12-09 07:27:57,684 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 07:27:57,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 07:27:57,685 INFO L82 PathProgramCache]: Analyzing trace with hash -339209074, now seen corresponding path program 1 times [2020-12-09 07:27:57,685 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 07:27:57,686 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1677590635] [2020-12-09 07:27:57,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 07:27:57,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 07:28:02,809 INFO L134 CoverageAnalysis]: Checked inductivity of 1759 backedges. 1344 proven. 0 refuted. 0 times theorem prover too weak. 415 trivial. 0 not checked. [2020-12-09 07:28:02,809 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1677590635] [2020-12-09 07:28:02,810 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 07:28:02,810 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-09 07:28:02,810 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [943674023] [2020-12-09 07:28:02,811 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-09 07:28:02,811 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 07:28:02,811 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-09 07:28:02,811 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-09 07:28:02,811 INFO L87 Difference]: Start difference. First operand 85657 states and 99147 transitions. Second operand 5 states. [2020-12-09 07:28:11,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 07:28:11,359 INFO L93 Difference]: Finished difference Result 188301 states and 217599 transitions. [2020-12-09 07:28:11,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-09 07:28:11,360 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 1614 [2020-12-09 07:28:11,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 07:28:11,464 INFO L225 Difference]: With dead ends: 188301 [2020-12-09 07:28:11,464 INFO L226 Difference]: Without dead ends: 103403 [2020-12-09 07:28:11,503 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-12-09 07:28:11,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103403 states. [2020-12-09 07:28:12,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103403 to 86415. [2020-12-09 07:28:12,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 86415 states. [2020-12-09 07:28:12,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86415 states to 86415 states and 99911 transitions. [2020-12-09 07:28:12,386 INFO L78 Accepts]: Start accepts. Automaton has 86415 states and 99911 transitions. Word has length 1614 [2020-12-09 07:28:12,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 07:28:12,387 INFO L481 AbstractCegarLoop]: Abstraction has 86415 states and 99911 transitions. [2020-12-09 07:28:12,387 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-09 07:28:12,387 INFO L276 IsEmpty]: Start isEmpty. Operand 86415 states and 99911 transitions. [2020-12-09 07:28:12,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1661 [2020-12-09 07:28:12,450 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 07:28:12,451 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 07:28:12,452 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-12-09 07:28:12,452 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 07:28:12,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 07:28:12,452 INFO L82 PathProgramCache]: Analyzing trace with hash 15730521, now seen corresponding path program 1 times [2020-12-09 07:28:12,452 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 07:28:12,453 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2121848365] [2020-12-09 07:28:12,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 07:28:12,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 07:28:14,235 INFO L134 CoverageAnalysis]: Checked inductivity of 2025 backedges. 1239 proven. 0 refuted. 0 times theorem prover too weak. 786 trivial. 0 not checked. [2020-12-09 07:28:14,235 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2121848365] [2020-12-09 07:28:14,235 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 07:28:14,236 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 07:28:14,236 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [550765195] [2020-12-09 07:28:14,237 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 07:28:14,237 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 07:28:14,237 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 07:28:14,237 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 07:28:14,237 INFO L87 Difference]: Start difference. First operand 86415 states and 99911 transitions. Second operand 3 states. [2020-12-09 07:28:18,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 07:28:18,811 INFO L93 Difference]: Finished difference Result 172071 states and 199057 transitions. [2020-12-09 07:28:18,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 07:28:18,812 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1660 [2020-12-09 07:28:18,812 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 07:28:18,891 INFO L225 Difference]: With dead ends: 172071 [2020-12-09 07:28:18,891 INFO L226 Difference]: Without dead ends: 86415 [2020-12-09 07:28:18,929 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 [2020-12-09 07:28:18,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86415 states. [2020-12-09 07:28:19,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86415 to 86415. [2020-12-09 07:28:19,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 86415 states. [2020-12-09 07:28:19,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86415 states to 86415 states and 97379 transitions. [2020-12-09 07:28:19,732 INFO L78 Accepts]: Start accepts. Automaton has 86415 states and 97379 transitions. Word has length 1660 [2020-12-09 07:28:19,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 07:28:19,732 INFO L481 AbstractCegarLoop]: Abstraction has 86415 states and 97379 transitions. [2020-12-09 07:28:19,732 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 07:28:19,733 INFO L276 IsEmpty]: Start isEmpty. Operand 86415 states and 97379 transitions. [2020-12-09 07:28:19,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1689 [2020-12-09 07:28:19,797 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 07:28:19,798 INFO L422 BasicCegarLoop]: trace histogram [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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 07:28:19,798 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-12-09 07:28:19,798 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 07:28:19,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 07:28:19,799 INFO L82 PathProgramCache]: Analyzing trace with hash -2128292085, now seen corresponding path program 1 times [2020-12-09 07:28:19,799 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 07:28:19,799 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1528459829] [2020-12-09 07:28:19,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 07:28:19,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 07:28:25,831 INFO L134 CoverageAnalysis]: Checked inductivity of 1915 backedges. 1710 proven. 191 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-12-09 07:28:25,831 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1528459829] [2020-12-09 07:28:25,831 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [398480905] [2020-12-09 07:28:25,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0639910d-e731-4790-9f35-25944802588f/bin/utaipan/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 [2020-12-09 07:28:26,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 07:28:26,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 2022 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-09 07:28:26,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 07:28:29,407 INFO L134 CoverageAnalysis]: Checked inductivity of 1915 backedges. 931 proven. 0 refuted. 0 times theorem prover too weak. 984 trivial. 0 not checked. [2020-12-09 07:28:29,407 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 07:28:32,205 INFO L134 CoverageAnalysis]: Checked inductivity of 1915 backedges. 931 proven. 0 refuted. 0 times theorem prover too weak. 984 trivial. 0 not checked. [2020-12-09 07:28:32,205 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2020-12-09 07:28:32,206 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [7] total 9 [2020-12-09 07:28:32,206 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [544875654] [2020-12-09 07:28:32,210 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 07:28:32,210 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 07:28:32,210 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 07:28:32,210 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2020-12-09 07:28:32,210 INFO L87 Difference]: Start difference. First operand 86415 states and 97379 transitions. Second operand 3 states. [2020-12-09 07:28:36,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 07:28:36,525 INFO L93 Difference]: Finished difference Result 175103 states and 197247 transitions. [2020-12-09 07:28:36,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 07:28:36,525 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1688 [2020-12-09 07:28:36,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 07:28:36,607 INFO L225 Difference]: With dead ends: 175103 [2020-12-09 07:28:36,607 INFO L226 Difference]: Without dead ends: 89447 [2020-12-09 07:28:36,648 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3381 GetRequests, 3373 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2020-12-09 07:28:36,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89447 states. [2020-12-09 07:28:37,373 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89447 to 84899. [2020-12-09 07:28:37,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84899 states. [2020-12-09 07:28:37,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84899 states to 84899 states and 95441 transitions. [2020-12-09 07:28:37,459 INFO L78 Accepts]: Start accepts. Automaton has 84899 states and 95441 transitions. Word has length 1688 [2020-12-09 07:28:37,460 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 07:28:37,460 INFO L481 AbstractCegarLoop]: Abstraction has 84899 states and 95441 transitions. [2020-12-09 07:28:37,460 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 07:28:37,460 INFO L276 IsEmpty]: Start isEmpty. Operand 84899 states and 95441 transitions. [2020-12-09 07:28:37,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1907 [2020-12-09 07:28:37,532 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 07:28:37,533 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, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 07:28:37,733 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2020-12-09 07:28:37,734 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 07:28:37,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 07:28:37,737 INFO L82 PathProgramCache]: Analyzing trace with hash -1486491848, now seen corresponding path program 1 times [2020-12-09 07:28:37,737 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 07:28:37,738 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1090327489] [2020-12-09 07:28:37,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 07:28:37,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 07:28:43,289 INFO L134 CoverageAnalysis]: Checked inductivity of 2326 backedges. 1645 proven. 569 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2020-12-09 07:28:43,289 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1090327489] [2020-12-09 07:28:43,289 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [324432520] [2020-12-09 07:28:43,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0639910d-e731-4790-9f35-25944802588f/bin/utaipan/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 [2020-12-09 07:28:43,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 07:28:43,836 INFO L263 TraceCheckSpWp]: Trace formula consists of 2273 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-09 07:28:43,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 07:28:47,703 INFO L134 CoverageAnalysis]: Checked inductivity of 2326 backedges. 1296 proven. 0 refuted. 0 times theorem prover too weak. 1030 trivial. 0 not checked. [2020-12-09 07:28:47,703 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 07:28:51,467 INFO L134 CoverageAnalysis]: Checked inductivity of 2326 backedges. 1296 proven. 0 refuted. 0 times theorem prover too weak. 1030 trivial. 0 not checked. [2020-12-09 07:28:51,467 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2020-12-09 07:28:51,469 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [6] total 7 [2020-12-09 07:28:51,469 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1066268784] [2020-12-09 07:28:51,471 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 07:28:51,471 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 07:28:51,471 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 07:28:51,471 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-12-09 07:28:51,471 INFO L87 Difference]: Start difference. First operand 84899 states and 95441 transitions. Second operand 3 states. [2020-12-09 07:28:55,882 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 07:28:55,883 INFO L93 Difference]: Finished difference Result 169039 states and 190117 transitions. [2020-12-09 07:28:55,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 07:28:55,883 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1906 [2020-12-09 07:28:55,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 07:28:55,949 INFO L225 Difference]: With dead ends: 169039 [2020-12-09 07:28:55,949 INFO L226 Difference]: Without dead ends: 84899 [2020-12-09 07:28:55,972 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3817 GetRequests, 3811 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-12-09 07:28:56,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84899 states. [2020-12-09 07:28:56,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84899 to 84141. [2020-12-09 07:28:56,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84141 states. [2020-12-09 07:28:56,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84141 states to 84141 states and 91526 transitions. [2020-12-09 07:28:56,711 INFO L78 Accepts]: Start accepts. Automaton has 84141 states and 91526 transitions. Word has length 1906 [2020-12-09 07:28:56,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 07:28:56,712 INFO L481 AbstractCegarLoop]: Abstraction has 84141 states and 91526 transitions. [2020-12-09 07:28:56,712 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 07:28:56,712 INFO L276 IsEmpty]: Start isEmpty. Operand 84141 states and 91526 transitions. [2020-12-09 07:28:56,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3574 [2020-12-09 07:28:56,937 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 07:28:56,938 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, 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, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 07:28:57,139 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2020-12-09 07:28:57,140 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 07:28:57,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 07:28:57,144 INFO L82 PathProgramCache]: Analyzing trace with hash 1003469166, now seen corresponding path program 1 times [2020-12-09 07:28:57,144 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 07:28:57,145 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2082860329] [2020-12-09 07:28:57,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 07:28:57,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 07:29:06,898 INFO L134 CoverageAnalysis]: Checked inductivity of 8399 backedges. 2843 proven. 0 refuted. 0 times theorem prover too weak. 5556 trivial. 0 not checked. [2020-12-09 07:29:06,898 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2082860329] [2020-12-09 07:29:06,898 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 07:29:06,899 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 07:29:06,899 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [512145909] [2020-12-09 07:29:06,901 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-09 07:29:06,901 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 07:29:06,901 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-09 07:29:06,901 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-09 07:29:06,901 INFO L87 Difference]: Start difference. First operand 84141 states and 91526 transitions. Second operand 4 states. [2020-12-09 07:29:13,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 07:29:13,171 INFO L93 Difference]: Finished difference Result 169797 states and 184693 transitions. [2020-12-09 07:29:13,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-09 07:29:13,172 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 3573 [2020-12-09 07:29:13,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 07:29:13,254 INFO L225 Difference]: With dead ends: 169797 [2020-12-09 07:29:13,255 INFO L226 Difference]: Without dead ends: 86415 [2020-12-09 07:29:13,294 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 [2020-12-09 07:29:13,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86415 states. [2020-12-09 07:29:13,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86415 to 86415. [2020-12-09 07:29:13,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 86415 states. [2020-12-09 07:29:14,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86415 states to 86415 states and 93806 transitions. [2020-12-09 07:29:14,070 INFO L78 Accepts]: Start accepts. Automaton has 86415 states and 93806 transitions. Word has length 3573 [2020-12-09 07:29:14,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 07:29:14,072 INFO L481 AbstractCegarLoop]: Abstraction has 86415 states and 93806 transitions. [2020-12-09 07:29:14,072 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-09 07:29:14,072 INFO L276 IsEmpty]: Start isEmpty. Operand 86415 states and 93806 transitions. [2020-12-09 07:29:14,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3591 [2020-12-09 07:29:14,197 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 07:29:14,199 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, 13, 13, 13, 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, 11, 11, 11, 11, 11, 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, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 07:29:14,199 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-12-09 07:29:14,199 INFO L429 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 07:29:14,199 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 07:29:14,200 INFO L82 PathProgramCache]: Analyzing trace with hash 1210210286, now seen corresponding path program 1 times [2020-12-09 07:29:14,200 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 07:29:14,200 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1597998835] [2020-12-09 07:29:14,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 07:29:14,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 07:29:25,153 INFO L134 CoverageAnalysis]: Checked inductivity of 10880 backedges. 4186 proven. 89 refuted. 0 times theorem prover too weak. 6605 trivial. 0 not checked. [2020-12-09 07:29:25,154 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1597998835] [2020-12-09 07:29:25,154 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1739370230] [2020-12-09 07:29:25,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0639910d-e731-4790-9f35-25944802588f/bin/utaipan/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 [2020-12-09 07:29:26,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 07:29:26,166 INFO L263 TraceCheckSpWp]: Trace formula consists of 4219 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-09 07:29:26,188 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 07:29:33,789 INFO L134 CoverageAnalysis]: Checked inductivity of 10880 backedges. 4853 proven. 0 refuted. 0 times theorem prover too weak. 6027 trivial. 0 not checked. [2020-12-09 07:29:33,789 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 07:29:41,779 INFO L134 CoverageAnalysis]: Checked inductivity of 10880 backedges. 4853 proven. 0 refuted. 0 times theorem prover too weak. 6027 trivial. 0 not checked. [2020-12-09 07:29:41,779 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2020-12-09 07:29:41,781 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [5] total 7 [2020-12-09 07:29:41,781 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1365146386] [2020-12-09 07:29:41,784 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 07:29:41,784 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 07:29:41,784 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 07:29:41,785 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2020-12-09 07:29:41,785 INFO L87 Difference]: Start difference. First operand 86415 states and 93806 transitions. Second operand 3 states. [2020-12-09 07:29:45,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 07:29:45,643 INFO L93 Difference]: Finished difference Result 172071 states and 186847 transitions. [2020-12-09 07:29:45,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 07:29:45,644 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 3590 [2020-12-09 07:29:45,644 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 07:29:45,713 INFO L225 Difference]: With dead ends: 172071 [2020-12-09 07:29:45,713 INFO L226 Difference]: Without dead ends: 86415 [2020-12-09 07:29:45,748 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7183 GetRequests, 7177 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2020-12-09 07:29:45,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86415 states. [2020-12-09 07:29:46,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86415 to 84899. [2020-12-09 07:29:46,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84899 states. [2020-12-09 07:29:46,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84899 states to 84899 states and 90922 transitions. [2020-12-09 07:29:46,509 INFO L78 Accepts]: Start accepts. Automaton has 84899 states and 90922 transitions. Word has length 3590 [2020-12-09 07:29:46,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 07:29:46,511 INFO L481 AbstractCegarLoop]: Abstraction has 84899 states and 90922 transitions. [2020-12-09 07:29:46,511 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 07:29:46,511 INFO L276 IsEmpty]: Start isEmpty. Operand 84899 states and 90922 transitions. [2020-12-09 07:29:46,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3653 [2020-12-09 07:29:46,636 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 07:29:46,638 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, 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, 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, 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, 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, 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, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 07:29:46,838 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2020-12-09 07:29:46,839 INFO L429 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 07:29:46,840 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 07:29:46,843 INFO L82 PathProgramCache]: Analyzing trace with hash -1437691373, now seen corresponding path program 1 times [2020-12-09 07:29:46,843 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 07:29:46,843 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1527991242] [2020-12-09 07:29:46,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 07:29:47,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 07:29:54,171 INFO L134 CoverageAnalysis]: Checked inductivity of 11587 backedges. 3798 proven. 0 refuted. 0 times theorem prover too weak. 7789 trivial. 0 not checked. [2020-12-09 07:29:54,171 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1527991242] [2020-12-09 07:29:54,171 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 07:29:54,171 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 07:29:54,172 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1159754586] [2020-12-09 07:29:54,173 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 07:29:54,173 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 07:29:54,173 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 07:29:54,174 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 07:29:54,174 INFO L87 Difference]: Start difference. First operand 84899 states and 90922 transitions. Second operand 3 states. [2020-12-09 07:29:59,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 07:29:59,006 INFO L93 Difference]: Finished difference Result 169039 states and 181079 transitions. [2020-12-09 07:29:59,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 07:29:59,006 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 3652 [2020-12-09 07:29:59,007 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 07:29:59,083 INFO L225 Difference]: With dead ends: 169039 [2020-12-09 07:29:59,083 INFO L226 Difference]: Without dead ends: 84899 [2020-12-09 07:29:59,121 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 [2020-12-09 07:29:59,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84899 states. [2020-12-09 07:29:59,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84899 to 81109. [2020-12-09 07:29:59,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81109 states. [2020-12-09 07:29:59,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81109 states to 81109 states and 85668 transitions. [2020-12-09 07:29:59,859 INFO L78 Accepts]: Start accepts. Automaton has 81109 states and 85668 transitions. Word has length 3652 [2020-12-09 07:29:59,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 07:29:59,860 INFO L481 AbstractCegarLoop]: Abstraction has 81109 states and 85668 transitions. [2020-12-09 07:29:59,860 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 07:29:59,860 INFO L276 IsEmpty]: Start isEmpty. Operand 81109 states and 85668 transitions. [2020-12-09 07:29:59,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3856 [2020-12-09 07:29:59,991 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 07:29:59,992 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 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, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 07:29:59,992 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-12-09 07:29:59,992 INFO L429 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 07:29:59,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 07:29:59,993 INFO L82 PathProgramCache]: Analyzing trace with hash -2064116592, now seen corresponding path program 1 times [2020-12-09 07:29:59,993 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 07:29:59,993 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [954419554] [2020-12-09 07:29:59,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 07:30:00,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 07:30:11,069 INFO L134 CoverageAnalysis]: Checked inductivity of 11119 backedges. 4120 proven. 0 refuted. 0 times theorem prover too weak. 6999 trivial. 0 not checked. [2020-12-09 07:30:11,069 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [954419554] [2020-12-09 07:30:11,069 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 07:30:11,069 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 07:30:11,070 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1782457036] [2020-12-09 07:30:11,071 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-09 07:30:11,071 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 07:30:11,072 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-09 07:30:11,072 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-09 07:30:11,072 INFO L87 Difference]: Start difference. First operand 81109 states and 85668 transitions. Second operand 4 states. [2020-12-09 07:30:16,977 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 07:30:16,978 INFO L93 Difference]: Finished difference Result 161459 states and 170571 transitions. [2020-12-09 07:30:16,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-09 07:30:16,979 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 3855 [2020-12-09 07:30:16,979 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 07:30:17,044 INFO L225 Difference]: With dead ends: 161459 [2020-12-09 07:30:17,044 INFO L226 Difference]: Without dead ends: 81109 [2020-12-09 07:30:17,078 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 [2020-12-09 07:30:17,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81109 states. [2020-12-09 07:30:17,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81109 to 78835. [2020-12-09 07:30:17,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78835 states. [2020-12-09 07:30:17,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78835 states to 78835 states and 83214 transitions. [2020-12-09 07:30:17,800 INFO L78 Accepts]: Start accepts. Automaton has 78835 states and 83214 transitions. Word has length 3855 [2020-12-09 07:30:17,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 07:30:17,801 INFO L481 AbstractCegarLoop]: Abstraction has 78835 states and 83214 transitions. [2020-12-09 07:30:17,801 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-09 07:30:17,801 INFO L276 IsEmpty]: Start isEmpty. Operand 78835 states and 83214 transitions. [2020-12-09 07:30:17,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4020 [2020-12-09 07:30:17,939 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 07:30:17,941 INFO L422 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 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, 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, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 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, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 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, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 07:30:17,941 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-12-09 07:30:17,941 INFO L429 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 07:30:17,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 07:30:17,942 INFO L82 PathProgramCache]: Analyzing trace with hash 635925950, now seen corresponding path program 1 times [2020-12-09 07:30:17,942 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 07:30:17,942 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1318222456] [2020-12-09 07:30:17,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 07:30:18,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 07:30:30,885 INFO L134 CoverageAnalysis]: Checked inductivity of 12866 backedges. 5605 proven. 223 refuted. 0 times theorem prover too weak. 7038 trivial. 0 not checked. [2020-12-09 07:30:30,885 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1318222456] [2020-12-09 07:30:30,885 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1365115637] [2020-12-09 07:30:30,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0639910d-e731-4790-9f35-25944802588f/bin/utaipan/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 [2020-12-09 07:30:31,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 07:30:31,966 INFO L263 TraceCheckSpWp]: Trace formula consists of 4646 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-09 07:30:31,989 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 07:30:41,568 INFO L134 CoverageAnalysis]: Checked inductivity of 12866 backedges. 6978 proven. 0 refuted. 0 times theorem prover too weak. 5888 trivial. 0 not checked. [2020-12-09 07:30:41,568 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 07:30:51,633 INFO L134 CoverageAnalysis]: Checked inductivity of 12866 backedges. 6978 proven. 0 refuted. 0 times theorem prover too weak. 5888 trivial. 0 not checked. [2020-12-09 07:30:51,633 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2020-12-09 07:30:51,636 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [8] total 10 [2020-12-09 07:30:51,636 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1087855949] [2020-12-09 07:30:51,641 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 07:30:51,641 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 07:30:51,641 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 07:30:51,641 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-12-09 07:30:51,641 INFO L87 Difference]: Start difference. First operand 78835 states and 83214 transitions. Second operand 3 states. [2020-12-09 07:30:55,757 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 07:30:55,757 INFO L93 Difference]: Finished difference Result 163733 states and 172713 transitions. [2020-12-09 07:30:55,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 07:30:55,758 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4019 [2020-12-09 07:30:55,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 07:30:55,829 INFO L225 Difference]: With dead ends: 163733 [2020-12-09 07:30:55,829 INFO L226 Difference]: Without dead ends: 78077 [2020-12-09 07:30:55,874 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8044 GetRequests, 8035 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-12-09 07:30:55,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78077 states. [2020-12-09 07:30:56,459 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78077 to 75045. [2020-12-09 07:30:56,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75045 states. [2020-12-09 07:30:56,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75045 states to 75045 states and 76184 transitions. [2020-12-09 07:30:56,530 INFO L78 Accepts]: Start accepts. Automaton has 75045 states and 76184 transitions. Word has length 4019 [2020-12-09 07:30:56,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 07:30:56,531 INFO L481 AbstractCegarLoop]: Abstraction has 75045 states and 76184 transitions. [2020-12-09 07:30:56,531 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 07:30:56,532 INFO L276 IsEmpty]: Start isEmpty. Operand 75045 states and 76184 transitions. [2020-12-09 07:30:56,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4820 [2020-12-09 07:30:56,701 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 07:30:56,703 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, 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, 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, 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, 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, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 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, 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, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 07:30:56,903 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-09 07:30:56,904 INFO L429 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 07:30:56,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 07:30:56,909 INFO L82 PathProgramCache]: Analyzing trace with hash 700985453, now seen corresponding path program 1 times [2020-12-09 07:30:56,909 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 07:30:56,909 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1396549062] [2020-12-09 07:30:56,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 07:30:57,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 07:31:14,201 INFO L134 CoverageAnalysis]: Checked inductivity of 20168 backedges. 5699 proven. 89 refuted. 0 times theorem prover too weak. 14380 trivial. 0 not checked. [2020-12-09 07:31:14,201 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1396549062] [2020-12-09 07:31:14,201 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [763862151] [2020-12-09 07:31:14,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0639910d-e731-4790-9f35-25944802588f/bin/utaipan/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 [2020-12-09 07:31:15,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 07:31:15,439 INFO L263 TraceCheckSpWp]: Trace formula consists of 5532 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-09 07:31:15,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 07:31:29,272 INFO L134 CoverageAnalysis]: Checked inductivity of 20168 backedges. 12199 proven. 0 refuted. 0 times theorem prover too weak. 7969 trivial. 0 not checked. [2020-12-09 07:31:29,272 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 07:31:43,381 INFO L134 CoverageAnalysis]: Checked inductivity of 20168 backedges. 12199 proven. 0 refuted. 0 times theorem prover too weak. 7969 trivial. 0 not checked. [2020-12-09 07:31:43,382 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2020-12-09 07:31:43,385 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [5] total 7 [2020-12-09 07:31:43,385 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1657590720] [2020-12-09 07:31:43,389 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 07:31:43,389 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 07:31:43,389 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 07:31:43,389 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-12-09 07:31:43,389 INFO L87 Difference]: Start difference. First operand 75045 states and 76184 transitions. Second operand 3 states. [2020-12-09 07:31:46,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 07:31:46,883 INFO L93 Difference]: Finished difference Result 172071 states and 174744 transitions. [2020-12-09 07:31:46,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 07:31:46,884 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4819 [2020-12-09 07:31:46,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 07:31:46,961 INFO L225 Difference]: With dead ends: 172071 [2020-12-09 07:31:46,961 INFO L226 Difference]: Without dead ends: 97785 [2020-12-09 07:31:46,997 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9641 GetRequests, 9635 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-12-09 07:31:47,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97785 states. [2020-12-09 07:31:47,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97785 to 89447. [2020-12-09 07:31:47,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 89447 states. [2020-12-09 07:31:47,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89447 states to 89447 states and 90775 transitions. [2020-12-09 07:31:47,856 INFO L78 Accepts]: Start accepts. Automaton has 89447 states and 90775 transitions. Word has length 4819 [2020-12-09 07:31:47,858 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 07:31:47,858 INFO L481 AbstractCegarLoop]: Abstraction has 89447 states and 90775 transitions. [2020-12-09 07:31:47,858 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 07:31:47,858 INFO L276 IsEmpty]: Start isEmpty. Operand 89447 states and 90775 transitions. [2020-12-09 07:31:48,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4852 [2020-12-09 07:31:48,038 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 07:31:48,040 INFO L422 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 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, 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, 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, 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, 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, 10, 10, 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, 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 07:31:48,241 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2020-12-09 07:31:48,242 INFO L429 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 07:31:48,243 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 07:31:48,246 INFO L82 PathProgramCache]: Analyzing trace with hash 2108302840, now seen corresponding path program 1 times [2020-12-09 07:31:48,247 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 07:31:48,247 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [687606621] [2020-12-09 07:31:48,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 07:31:48,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 07:32:05,893 INFO L134 CoverageAnalysis]: Checked inductivity of 22381 backedges. 6202 proven. 89 refuted. 0 times theorem prover too weak. 16090 trivial. 0 not checked. [2020-12-09 07:32:05,893 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [687606621] [2020-12-09 07:32:05,893 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1078650698] [2020-12-09 07:32:05,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0639910d-e731-4790-9f35-25944802588f/bin/utaipan/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 [2020-12-09 07:32:07,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 07:32:07,198 INFO L263 TraceCheckSpWp]: Trace formula consists of 5595 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-09 07:32:07,224 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 07:32:22,052 INFO L134 CoverageAnalysis]: Checked inductivity of 22381 backedges. 4092 proven. 0 refuted. 0 times theorem prover too weak. 18289 trivial. 0 not checked. [2020-12-09 07:32:22,053 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 07:32:36,076 INFO L134 CoverageAnalysis]: Checked inductivity of 22381 backedges. 4092 proven. 0 refuted. 0 times theorem prover too weak. 18289 trivial. 0 not checked. [2020-12-09 07:32:36,076 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2020-12-09 07:32:36,079 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [5] total 7 [2020-12-09 07:32:36,079 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [672978995] [2020-12-09 07:32:36,083 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 07:32:36,083 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 07:32:36,083 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 07:32:36,083 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-12-09 07:32:36,083 INFO L87 Difference]: Start difference. First operand 89447 states and 90775 transitions. Second operand 3 states. [2020-12-09 07:32:39,580 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 07:32:39,580 INFO L93 Difference]: Finished difference Result 178891 states and 181545 transitions. [2020-12-09 07:32:39,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 07:32:39,581 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4851 [2020-12-09 07:32:39,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 07:32:39,584 INFO L225 Difference]: With dead ends: 178891 [2020-12-09 07:32:39,584 INFO L226 Difference]: Without dead ends: 0 [2020-12-09 07:32:39,621 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9705 GetRequests, 9699 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-12-09 07:32:39,621 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-09 07:32:39,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-09 07:32:39,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-09 07:32:39,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-09 07:32:39,621 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 4851 [2020-12-09 07:32:39,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 07:32:39,622 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-09 07:32:39,622 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 07:32:39,622 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-09 07:32:39,623 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-09 07:32:39,823 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-09 07:32:39,828 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-09 07:32:41,063 WARN L197 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 806 DAG size of output: 428 [2020-12-09 07:32:42,171 WARN L197 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 803 DAG size of output: 428 [2020-12-09 07:32:42,619 WARN L197 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 511 DAG size of output: 297 [2020-12-09 07:32:42,873 WARN L197 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 334 DAG size of output: 236 [2020-12-09 07:32:43,129 WARN L197 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 334 DAG size of output: 236 [2020-12-09 07:32:48,801 WARN L197 SmtUtils]: Spent 5.67 s on a formula simplification. DAG size of input: 373 DAG size of output: 110 [2020-12-09 07:32:54,472 WARN L197 SmtUtils]: Spent 5.67 s on a formula simplification. DAG size of input: 373 DAG size of output: 110 [2020-12-09 07:32:59,461 WARN L197 SmtUtils]: Spent 4.99 s on a formula simplification. DAG size of input: 267 DAG size of output: 105 [2020-12-09 07:33:03,462 WARN L197 SmtUtils]: Spent 4.00 s on a formula simplification. DAG size of input: 223 DAG size of output: 103 [2020-12-09 07:33:07,760 WARN L197 SmtUtils]: Spent 4.30 s on a formula simplification. DAG size of input: 223 DAG size of output: 103 [2020-12-09 07:33:07,762 INFO L262 CegarLoopResult]: For program point L1819(lines 1819 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,762 INFO L262 CegarLoopResult]: For program point L762(lines 762 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,762 INFO L262 CegarLoopResult]: For program point L1555(lines 1555 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,762 INFO L262 CegarLoopResult]: For program point L234(lines 234 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,762 INFO L262 CegarLoopResult]: For program point L2084(lines 2084 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,762 INFO L262 CegarLoopResult]: For program point L3141(lines 3141 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,762 INFO L262 CegarLoopResult]: For program point L2613(lines 2613 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,762 INFO L262 CegarLoopResult]: For program point L4463(lines 4463 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,763 INFO L262 CegarLoopResult]: For program point L1292(lines 1292 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,763 INFO L262 CegarLoopResult]: For program point L3671(lines 3671 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,763 INFO L262 CegarLoopResult]: For program point L500(lines 500 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,763 INFO L262 CegarLoopResult]: For program point L1029(lines 1029 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,763 INFO L262 CegarLoopResult]: For program point L3936(lines 3936 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,763 INFO L262 CegarLoopResult]: For program point L1823(lines 1823 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,763 INFO L262 CegarLoopResult]: For program point L2352(lines 2352 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,763 INFO L262 CegarLoopResult]: For program point L2881(lines 2881 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,763 INFO L262 CegarLoopResult]: For program point L1560(lines 1560 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,763 INFO L262 CegarLoopResult]: For program point L4203(lines 4203 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,763 INFO L262 CegarLoopResult]: For program point L1032(lines 1032 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,763 INFO L262 CegarLoopResult]: For program point L3411(lines 3411 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,763 INFO L262 CegarLoopResult]: For program point L240(lines 240 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,763 INFO L262 CegarLoopResult]: For program point L3147(lines 3147 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,763 INFO L262 CegarLoopResult]: For program point L2883(lines 2883 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,763 INFO L262 CegarLoopResult]: For program point L769(lines 769 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,763 INFO L262 CegarLoopResult]: For program point L3676(lines 3676 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,763 INFO L262 CegarLoopResult]: For program point L1298(lines 1298 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,763 INFO L262 CegarLoopResult]: For program point L2091(lines 2091 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,763 INFO L262 CegarLoopResult]: For program point L1827(lines 1827 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,763 INFO L262 CegarLoopResult]: For program point L506(lines 506 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,763 INFO L262 CegarLoopResult]: For program point L4470(lines 4470 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,763 INFO L262 CegarLoopResult]: For program point L3942(lines 3942 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,763 INFO L262 CegarLoopResult]: For program point L2621(lines 2621 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,764 INFO L262 CegarLoopResult]: For program point L2358(lines 2358 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,764 INFO L262 CegarLoopResult]: For program point L1566(lines 1566 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,764 INFO L262 CegarLoopResult]: For program point L1038(lines 1038 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,764 INFO L262 CegarLoopResult]: For program point L774(lines 774 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,764 INFO L262 CegarLoopResult]: For program point L3681(lines 3681 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,764 INFO L262 CegarLoopResult]: For program point L1303(lines 1303 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,764 INFO L262 CegarLoopResult]: For program point L246(lines 246 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,764 INFO L262 CegarLoopResult]: For program point L4210(lines 4210 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,764 INFO L262 CegarLoopResult]: For program point L2625(lines 2625 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,764 INFO L262 CegarLoopResult]: For program point L511(lines 511 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,764 INFO L262 CegarLoopResult]: For program point L3418(lines 3418 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,764 INFO L262 CegarLoopResult]: For program point L2361(lines 2361 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,764 INFO L262 CegarLoopResult]: For program point L3154(lines 3154 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,764 INFO L262 CegarLoopResult]: For program point L2097(lines 2097 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,764 INFO L262 CegarLoopResult]: For program point L2890(lines 2890 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,764 INFO L262 CegarLoopResult]: For program point L4477(lines 4477 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,764 INFO L262 CegarLoopResult]: For program point L3949(lines 3949 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,764 INFO L262 CegarLoopResult]: For program point L1835(lines 1835 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,764 INFO L262 CegarLoopResult]: For program point L4742-1(lines 4084 4818) no Hoare annotation was computed. [2020-12-09 07:33:07,764 INFO L262 CegarLoopResult]: For program point L514(lines 514 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,764 INFO L262 CegarLoopResult]: For program point L1572(lines 1572 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,764 INFO L262 CegarLoopResult]: For program point L1308(lines 1308 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,764 INFO L262 CegarLoopResult]: For program point L3423(lines 3423 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,765 INFO L262 CegarLoopResult]: For program point L252(lines 252 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,765 INFO L262 CegarLoopResult]: For program point L1045(lines 1045 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,765 INFO L262 CegarLoopResult]: For program point L781(lines 781 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,765 INFO L262 CegarLoopResult]: For program point L3688(lines 3688 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,765 INFO L262 CegarLoopResult]: For program point L4745-1(lines 4084 4818) no Hoare annotation was computed. [2020-12-09 07:33:07,765 INFO L262 CegarLoopResult]: For program point L4217(lines 4217 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,765 INFO L262 CegarLoopResult]: For program point L2103(lines 2103 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,765 INFO L262 CegarLoopResult]: For program point L4746(line 4746) no Hoare annotation was computed. [2020-12-09 07:33:07,765 INFO L262 CegarLoopResult]: For program point L2632(lines 2632 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,765 INFO L262 CegarLoopResult]: For program point L2368(lines 2368 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,765 INFO L262 CegarLoopResult]: For program point L3161(lines 3161 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,765 INFO L262 CegarLoopResult]: For program point L2897(lines 2897 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,765 INFO L262 CegarLoopResult]: For program point L1048(lines 1048 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,765 INFO L262 CegarLoopResult]: For program point L3955(lines 3955 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,765 INFO L262 CegarLoopResult]: For program point L4484(lines 4484 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,765 INFO L262 CegarLoopResult]: For program point L1313(lines 1313 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,765 INFO L262 CegarLoopResult]: For program point L1578(lines 1578 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,765 INFO L262 CegarLoopResult]: For program point L521(lines 521 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,765 INFO L262 CegarLoopResult]: For program point L1843(lines 1843 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,765 INFO L262 CegarLoopResult]: For program point L786(lines 786 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,765 INFO L262 CegarLoopResult]: For program point L3694(lines 3694 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,765 INFO L262 CegarLoopResult]: For program point L3430(lines 3430 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,765 INFO L262 CegarLoopResult]: For program point L259(lines 259 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,766 INFO L262 CegarLoopResult]: For program point L788(lines 788 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,766 INFO L262 CegarLoopResult]: For program point L2110(lines 2110 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,766 INFO L262 CegarLoopResult]: For program point L4224(lines 4224 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,766 INFO L262 CegarLoopResult]: For program point L2639(lines 2639 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,766 INFO L262 CegarLoopResult]: For program point L3432(lines 3432 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,766 INFO L262 CegarLoopResult]: For program point L1318(lines 1318 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,766 INFO L262 CegarLoopResult]: For program point L2375(lines 2375 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,766 INFO L262 CegarLoopResult]: For program point L3168(lines 3168 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,766 INFO L262 CegarLoopResult]: For program point L2904(lines 2904 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,766 INFO L262 CegarLoopResult]: For program point L4490(lines 4490 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,766 INFO L262 CegarLoopResult]: For program point L1055(lines 1055 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,766 INFO L262 CegarLoopResult]: For program point L1584(lines 1584 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,766 INFO L262 CegarLoopResult]: For program point L3963(lines 3963 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,766 INFO L262 CegarLoopResult]: For program point L1849(lines 1849 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,766 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4746) no Hoare annotation was computed. [2020-12-09 07:33:07,766 INFO L262 CegarLoopResult]: For program point L528(lines 528 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,766 INFO L262 CegarLoopResult]: For program point L2114(lines 2114 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,766 INFO L262 CegarLoopResult]: For program point L793(lines 793 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,766 INFO L262 CegarLoopResult]: For program point L3700(lines 3700 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,766 INFO L262 CegarLoopResult]: For program point L265(lines 265 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,766 INFO L262 CegarLoopResult]: For program point L2908(lines 2908 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,766 INFO L262 CegarLoopResult]: For program point L4494(lines 4494 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,766 INFO L262 CegarLoopResult]: For program point L4230(lines 4230 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,767 INFO L262 CegarLoopResult]: For program point L3173(lines 3173 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,767 INFO L262 CegarLoopResult]: For program point L2645(lines 2645 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,767 INFO L262 CegarLoopResult]: For program point L1589(lines 1589 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,767 INFO L262 CegarLoopResult]: For program point L2382(lines 2382 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,767 INFO L262 CegarLoopResult]: For program point L3439(lines 3439 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,767 INFO L262 CegarLoopResult]: For program point L3968(lines 3968 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,767 INFO L262 CegarLoopResult]: For program point L1854(lines 1854 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,767 INFO L262 CegarLoopResult]: For program point L1326(lines 1326 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,767 INFO L262 CegarLoopResult]: For program point L1062(lines 1062 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,767 INFO L262 CegarLoopResult]: For program point L798(lines 798 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,767 INFO L262 CegarLoopResult]: For program point L270(lines 270 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,767 INFO L262 CegarLoopResult]: For program point L2120(lines 2120 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,767 INFO L262 CegarLoopResult]: For program point L3706(lines 3706 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,767 INFO L262 CegarLoopResult]: For program point L535(lines 535 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,767 INFO L262 CegarLoopResult]: For program point L3178(lines 3178 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,767 INFO L262 CegarLoopResult]: For program point L4236(lines 4236 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,767 INFO L262 CegarLoopResult]: For program point L2915(lines 2915 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,767 INFO L262 CegarLoopResult]: For program point L1594(lines 1594 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,767 INFO L262 CegarLoopResult]: For program point L2651(lines 2651 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,767 INFO L262 CegarLoopResult]: For program point L4501(lines 4501 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,767 INFO L262 CegarLoopResult]: For program point L802(lines 802 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,767 INFO L262 CegarLoopResult]: For program point L539(lines 539 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,767 INFO L262 CegarLoopResult]: For program point L3446(lines 3446 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,768 INFO L262 CegarLoopResult]: For program point L1332(lines 1332 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,768 INFO L262 CegarLoopResult]: For program point L2389(lines 2389 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,768 INFO L262 CegarLoopResult]: For program point L275(lines 275 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,768 INFO L262 CegarLoopResult]: For program point L2125(lines 2125 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,768 INFO L262 CegarLoopResult]: For program point L3975(lines 3975 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,768 INFO L262 CegarLoopResult]: For program point L1861(lines 1861 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,768 INFO L262 CegarLoopResult]: For program point L3711(lines 3711 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,768 INFO L262 CegarLoopResult]: For program point L1069(lines 1069 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,768 INFO L262 CegarLoopResult]: For program point L4506(lines 4506 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,768 INFO L262 CegarLoopResult]: For program point L278(lines 278 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,768 INFO L262 CegarLoopResult]: For program point L4242(lines 4242 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,768 INFO L262 CegarLoopResult]: For program point L3186(lines 3186 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,768 INFO L262 CegarLoopResult]: For program point L2394(lines 2394 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,768 INFO L262 CegarLoopResult]: For program point L2923(lines 2923 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,768 INFO L262 CegarLoopResult]: For program point L809(lines 809 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,768 INFO L262 CegarLoopResult]: For program point L1602(lines 1602 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,768 INFO L262 CegarLoopResult]: For program point L2659(lines 2659 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,768 INFO L262 CegarLoopResult]: For program point L1338(lines 1338 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,768 INFO L262 CegarLoopResult]: For program point L2131(lines 2131 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,768 INFO L262 CegarLoopResult]: For program point L3717(lines 3717 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,768 INFO L262 CegarLoopResult]: For program point L546(lines 546 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,768 INFO L262 CegarLoopResult]: For program point L3453(lines 3453 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,768 INFO L262 CegarLoopResult]: For program point L3982(lines 3982 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,768 INFO L262 CegarLoopResult]: For program point L1076(lines 1076 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,769 INFO L262 CegarLoopResult]: For program point L1869(lines 1869 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,769 INFO L262 CegarLoopResult]: For program point L4512(lines 4512 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,769 INFO L262 CegarLoopResult]: For program point L284(lines 284 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,769 INFO L262 CegarLoopResult]: For program point L3191(lines 3191 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,769 INFO L262 CegarLoopResult]: For program point L4248(lines 4248 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,769 INFO L262 CegarLoopResult]: For program point L549(lines 549 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,769 INFO L262 CegarLoopResult]: For program point L2664(lines 2664 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,769 INFO L262 CegarLoopResult]: For program point L2401(lines 2401 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,769 INFO L262 CegarLoopResult]: For program point L2137(lines 2137 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,769 INFO L262 CegarLoopResult]: For program point L2930(lines 2930 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,769 INFO L262 CegarLoopResult]: For program point L3723(lines 3723 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,769 INFO L262 CegarLoopResult]: For program point L1609(lines 1609 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,769 INFO L262 CegarLoopResult]: For program point L3459(lines 3459 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,769 INFO L262 CegarLoopResult]: For program point L3988(lines 3988 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,769 INFO L262 CegarLoopResult]: For program point L817(lines 817 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,769 INFO L262 CegarLoopResult]: For program point L4517(lines 4517 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,769 INFO L262 CegarLoopResult]: For program point L1346(lines 1346 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,769 INFO L262 CegarLoopResult]: For program point L1082(lines 1082 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,769 INFO L262 CegarLoopResult]: For program point L290(lines 290 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,769 INFO L262 CegarLoopResult]: For program point L1876(lines 1876 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,769 INFO L262 CegarLoopResult]: For program point L4255(lines 4255 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,769 INFO L262 CegarLoopResult]: For program point L3198(lines 3198 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,769 INFO L262 CegarLoopResult]: For program point L556(lines 556 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,770 INFO L262 CegarLoopResult]: For program point L2142(lines 2142 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,770 INFO L262 CegarLoopResult]: For program point L2671(lines 2671 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,770 INFO L262 CegarLoopResult]: For program point L1615(lines 1615 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,770 INFO L262 CegarLoopResult]: For program point L1351(lines 1351 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,770 INFO L262 CegarLoopResult]: For program point L1087(lines 1087 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,770 INFO L262 CegarLoopResult]: For program point L2937(lines 2937 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,770 INFO L262 CegarLoopResult]: For program point L3730(lines 3730 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,770 INFO L262 CegarLoopResult]: For program point L4523(lines 4523 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,770 INFO L262 CegarLoopResult]: For program point L3466(lines 3466 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,770 INFO L262 CegarLoopResult]: For program point L2409(lines 2409 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,770 INFO L262 CegarLoopResult]: For program point L2145(lines 2145 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,770 INFO L262 CegarLoopResult]: For program point L3995(lines 3995 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,770 INFO L262 CegarLoopResult]: For program point L1881(lines 1881 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,770 INFO L262 CegarLoopResult]: For program point L824(lines 824 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,770 INFO L262 CegarLoopResult]: For program point L297(lines 297 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,770 INFO L262 CegarLoopResult]: For program point L3204(lines 3204 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,770 INFO L262 CegarLoopResult]: For program point L4261(lines 4261 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,770 INFO L262 CegarLoopResult]: For program point L3999(lines 3999 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,770 INFO L262 CegarLoopResult]: For program point L2678(lines 2678 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,770 INFO L262 CegarLoopResult]: For program point L564(lines 564 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,770 INFO L262 CegarLoopResult]: For program point L2414(lines 2414 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,770 INFO L262 CegarLoopResult]: For program point L3736(lines 3736 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,771 INFO L262 CegarLoopResult]: For program point L1622(lines 1622 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,771 INFO L262 CegarLoopResult]: For program point L3472(lines 3472 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,771 INFO L262 CegarLoopResult]: For program point L1358(lines 1358 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,771 INFO L262 CegarLoopResult]: For program point L1094(lines 1094 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,771 INFO L262 CegarLoopResult]: For program point L2151(lines 2151 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,771 INFO L262 CegarLoopResult]: For program point L2944(lines 2944 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,771 INFO L262 CegarLoopResult]: For program point L4530(lines 4530 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,771 INFO L262 CegarLoopResult]: For program point L3209(lines 3209 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,771 INFO L262 CegarLoopResult]: For program point L1888(lines 1888 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,771 INFO L262 CegarLoopResult]: For program point L832(lines 832 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,771 INFO L262 CegarLoopResult]: For program point L1361(lines 1361 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,771 INFO L262 CegarLoopResult]: For program point L304(lines 304 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,771 INFO L262 CegarLoopResult]: For program point L4268(lines 4268 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,771 INFO L262 CegarLoopResult]: For program point L2419(lines 2419 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,771 INFO L262 CegarLoopResult]: For program point L3741(lines 3741 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,771 INFO L262 CegarLoopResult]: For program point L570(lines 570 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,771 INFO L262 CegarLoopResult]: For program point L2685(lines 2685 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,771 INFO L262 CegarLoopResult]: For program point L4535(lines 4535 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,771 INFO L262 CegarLoopResult]: For program point L3214(lines 3214 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,771 INFO L262 CegarLoopResult]: For program point L1100(lines 1100 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,771 INFO L262 CegarLoopResult]: For program point L2950(lines 2950 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,771 INFO L262 CegarLoopResult]: For program point L4007(lines 4007 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,771 INFO L262 CegarLoopResult]: For program point L1629(lines 1629 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,771 INFO L262 CegarLoopResult]: For program point L2158(lines 2158 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,772 INFO L262 CegarLoopResult]: For program point L1894(lines 1894 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,772 INFO L262 CegarLoopResult]: For program point L3480(lines 3480 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,772 INFO L262 CegarLoopResult]: For program point L2423(lines 2423 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,772 INFO L262 CegarLoopResult]: For program point L574(lines 574 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,772 INFO L262 CegarLoopResult]: For program point L839(lines 839 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,772 INFO L262 CegarLoopResult]: For program point L1368(lines 1368 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,772 INFO L262 CegarLoopResult]: For program point L4275(lines 4275 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,772 INFO L262 CegarLoopResult]: For program point L4540(lines 4540 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,772 INFO L262 CegarLoopResult]: For program point L312(lines 312 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,772 INFO L262 CegarLoopResult]: For program point L3219(lines 3219 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,772 INFO L262 CegarLoopResult]: For program point L2955(lines 2955 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,772 INFO L262 CegarLoopResult]: For program point L3748(lines 3748 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,772 INFO L262 CegarLoopResult]: For program point L2691(lines 2691 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,772 INFO L262 CegarLoopResult]: For program point L2427(lines 2427 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,772 INFO L262 CegarLoopResult]: For program point L1899(lines 1899 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,772 INFO L262 CegarLoopResult]: For program point L2164(lines 2164 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,772 INFO L262 CegarLoopResult]: For program point L1107(lines 1107 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,772 INFO L262 CegarLoopResult]: For program point L50(lines 50 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,772 INFO L262 CegarLoopResult]: For program point L4014(lines 4014 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,772 INFO L262 CegarLoopResult]: For program point L1636(lines 1636 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,772 INFO L262 CegarLoopResult]: For program point L3486(lines 3486 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,772 INFO L262 CegarLoopResult]: For program point L845(lines 845 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,772 INFO L262 CegarLoopResult]: For program point L4545(lines 4545 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,772 INFO L262 CegarLoopResult]: For program point L317(lines 317 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,773 INFO L262 CegarLoopResult]: For program point L2960(lines 2960 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,773 INFO L262 CegarLoopResult]: For program point L3753(lines 3753 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,773 INFO L262 CegarLoopResult]: For program point L582(lines 582 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,773 INFO L262 CegarLoopResult]: For program point L1375(lines 1375 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,773 INFO L262 CegarLoopResult]: For program point L4282(lines 4282 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,773 INFO L262 CegarLoopResult]: For program point L1905(lines 1905 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,773 INFO L262 CegarLoopResult]: For program point L2698(lines 2698 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,773 INFO L262 CegarLoopResult]: For program point L2434(lines 2434 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,773 INFO L262 CegarLoopResult]: For program point L2170(lines 2170 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,773 INFO L262 CegarLoopResult]: For program point L3227(lines 3227 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,773 INFO L262 CegarLoopResult]: For program point L1113(lines 1113 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,773 INFO L262 CegarLoopResult]: For program point L57(lines 57 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,773 INFO L262 CegarLoopResult]: For program point L4021(lines 4021 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,773 INFO L262 CegarLoopResult]: For program point L850(lines 850 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,773 INFO L262 CegarLoopResult]: For program point L1643(lines 1643 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,773 INFO L262 CegarLoopResult]: For program point L3493(lines 3493 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,773 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-09 07:33:07,773 INFO L262 CegarLoopResult]: For program point L2966(lines 2966 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,773 INFO L262 CegarLoopResult]: For program point L1909(lines 1909 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,773 INFO L262 CegarLoopResult]: For program point L4552(lines 4552 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,773 INFO L262 CegarLoopResult]: For program point L324(lines 324 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,773 INFO L262 CegarLoopResult]: For program point L4288(lines 4288 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,774 INFO L258 CegarLoopResult]: At program point L4817(lines 4084 4818) the Hoare annotation is: (let ((.cse1 (= ~a7~0 1)) (.cse12 (<= 17 ~a4~0)) (.cse14 (<= ~a4~0 17)) (.cse11 (<= ~a28~0 16)) (.cse0 (<= ~a14~0 19)) (.cse5 (= ~a1~0 1)) (.cse6 (= ~a25~0 1)) (.cse16 (<= 16 ~a28~0)) (.cse8 (= ~a3~0 1)) (.cse9 (<= 18 ~a26~0))) (let ((.cse17 (<= ~a26~0 17)) (.cse15 (or (and .cse11 .cse5 .cse16 .cse6 (or (and .cse14 .cse0 .cse1) (and .cse14 .cse0 .cse12)) .cse8) (and .cse14 .cse11 .cse0 .cse5 .cse6 .cse16 .cse8 .cse9))) (.cse19 (<= ~a4~0 16)) (.cse13 (<= 19 ~a26~0)) (.cse3 (<= 19 ~a14~0)) (.cse18 (<= 17 ~a28~0)) (.cse10 (= ~a14~0 20)) (.cse4 (<= ~a3~0 0)) (.cse2 (<= ~a28~0 15)) (.cse7 (= ~a14~0 18))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse10 .cse2 .cse4) (and .cse11 .cse0 .cse1 .cse3 .cse12 .cse4) (and .cse0 .cse2 .cse13 .cse3 .cse4) (and (= ~a28~0 15) .cse14 .cse10 .cse5 .cse1 .cse6 .cse8) (and .cse15 .cse3) (and .cse11 .cse10 .cse13 .cse12 .cse4) (and .cse0 .cse1 .cse5 .cse6 .cse3 .cse12 .cse8) (and .cse14 .cse7 .cse12 .cse4 .cse9) (and .cse11 .cse0 .cse16 .cse3 .cse12 .cse4 .cse9) (and .cse1 .cse5 .cse2 .cse6 .cse7 .cse8) (and .cse0 .cse5 .cse2 .cse17 .cse6 .cse3 .cse8) (and .cse5 .cse18 .cse6 .cse7 .cse8) (and .cse1 .cse7 .cse12 .cse4) (and .cse10 .cse18 .cse19 .cse4 .cse9) (and .cse10 .cse5 .cse18 .cse6 .cse8 .cse9) (and .cse0 .cse5 .cse6 .cse8 .cse19 .cse9) (and .cse14 .cse10 .cse5 .cse16 .cse6 .cse12 .cse8) (and .cse10 .cse1 .cse5 .cse16 .cse6 .cse8 .cse9) (and .cse1 .cse13 .cse7 .cse4) (and .cse14 .cse10 .cse1 .cse13 .cse4) (and .cse0 .cse2 .cse3 .cse19 .cse4 .cse9) (and .cse16 .cse7 .cse19 .cse4 .cse9) (and .cse10 .cse5 .cse17 .cse6 .cse12 .cse8) (and .cse11 .cse0 .cse5 .cse6 .cse3 .cse19 .cse8) (and .cse14 .cse10 .cse17 .cse12 .cse4) (and .cse2 .cse17 .cse7 .cse4) (and .cse11 .cse10 .cse5 .cse17 .cse6 .cse8) (and .cse11 .cse10 .cse17 .cse19 .cse4) (and .cse0 .cse1 .cse3 .cse4 .cse9) (and .cse0 .cse5 .cse18 .cse6 .cse3 .cse12 .cse8) (and .cse14 .cse0 .cse16 .cse3 .cse12 .cse4) (and .cse0 .cse18 .cse3 .cse19 .cse4) (and .cse14 .cse5 .cse1 .cse2 .cse17 .cse6 .cse3 .cse8) (and .cse10 .cse1 .cse19 .cse4) (and .cse14 .cse0 .cse3 .cse12 .cse4 .cse9) (and .cse2 .cse7 .cse12 .cse4) (and .cse10 .cse5 .cse2 .cse13 .cse6 .cse8) (and .cse15 .cse19) (and .cse10 .cse5 .cse2 .cse6 .cse19 .cse8) (and .cse0 .cse5 .cse13 .cse16 .cse6 .cse3 .cse8) (and .cse18 .cse7 .cse4) (and .cse11 .cse10 .cse1 .cse4) (and .cse5 .cse2 .cse6 .cse7 .cse12 .cse8) (and .cse14 .cse5 .cse6 .cse7 .cse12 .cse8)))) [2020-12-09 07:33:07,774 INFO L262 CegarLoopResult]: For program point L589(lines 589 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,775 INFO L258 CegarLoopResult]: At program point L1382(lines 49 1383) the Hoare annotation is: (let ((.cse9 (<= 18 ~a26~0)) (.cse10 (<= ~a28~0 16)) (.cse5 (= ~a1~0 1)) (.cse1 (= ~a7~0 1)) (.cse14 (<= ~a4~0 17)) (.cse0 (<= ~a14~0 19)) (.cse11 (<= 17 ~a4~0)) (.cse6 (= ~a25~0 1)) (.cse16 (<= 16 ~a28~0)) (.cse8 (= ~a3~0 1))) (let ((.cse13 (<= 19 ~a26~0)) (.cse18 (<= 17 ~a28~0)) (.cse19 (<= ~a4~0 16)) (.cse15 (or (and .cse14 .cse10 .cse0 .cse5 .cse6 .cse16 .cse8 .cse9) (and .cse10 .cse5 (or (and .cse14 .cse0 .cse1) (and .cse14 .cse0 .cse11)) .cse6 .cse16 .cse8))) (.cse12 (= ~a14~0 20)) (.cse4 (<= ~a3~0 0)) (.cse17 (<= ~a26~0 17)) (.cse3 (<= 19 ~a14~0)) (.cse2 (<= ~a28~0 15)) (.cse7 (= ~a14~0 18))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse10 .cse0 .cse1 .cse3 .cse11 .cse4) (and .cse12 .cse2 .cse4) (and .cse0 .cse2 .cse13 .cse3 .cse4) (and (= ~a28~0 15) .cse14 .cse12 .cse5 .cse1 .cse6 .cse8) (and .cse3 .cse15) (and .cse10 .cse12 .cse13 .cse11 .cse4) (and .cse0 .cse1 .cse5 .cse6 .cse3 .cse11 .cse8) (and .cse14 .cse7 .cse11 .cse4 .cse9) (and .cse10 .cse0 .cse16 .cse3 .cse11 .cse4 .cse9) (and .cse0 .cse5 .cse2 .cse17 .cse6 .cse3 .cse8) (and .cse1 .cse7 .cse11 .cse4) (and .cse5 .cse18 .cse6 .cse7 .cse8) (and .cse12 .cse18 .cse19 .cse4 .cse9) (and .cse12 .cse5 .cse18 .cse6 .cse8 .cse9) (and .cse5 .cse1 .cse2 .cse6 .cse7 .cse8) (and .cse14 .cse12 .cse5 .cse16 .cse6 .cse11 .cse8) (and .cse1 .cse13 .cse7 .cse4) (and .cse12 .cse10 .cse5 .cse17 .cse6 .cse8) (and .cse14 .cse12 .cse1 .cse13 .cse4) (and .cse16 .cse7 .cse19 .cse4 .cse9) (and .cse12 .cse5 .cse17 .cse6 .cse11 .cse8) (and .cse10 .cse0 .cse5 .cse6 .cse3 .cse19 .cse8) (and .cse14 .cse12 .cse17 .cse11 .cse4) (and .cse0 .cse5 .cse6 .cse19 .cse8 .cse9) (and .cse2 .cse17 .cse7 .cse4) (and .cse0 .cse1 .cse3 .cse4 .cse9) (and .cse14 .cse0 .cse2 .cse3 .cse4 .cse9) (and .cse10 .cse12 .cse17 .cse19 .cse4) (and .cse0 .cse5 .cse18 .cse6 .cse3 .cse11 .cse8) (and .cse14 .cse0 .cse16 .cse3 .cse11 .cse4) (and .cse0 .cse18 .cse3 .cse19 .cse4) (and .cse12 .cse5 .cse1 .cse6 .cse16 .cse8 .cse9) (and .cse12 .cse1 .cse19 .cse4) (and .cse2 .cse7 .cse11 .cse4) (and .cse12 .cse5 .cse2 .cse13 .cse6 .cse8) (and .cse12 .cse5 .cse2 .cse6 .cse19 .cse8) (and .cse0 .cse5 .cse13 .cse16 .cse6 .cse3 .cse8) (and .cse18 .cse7 .cse4) (and .cse19 .cse15) (and .cse10 .cse12 .cse1 .cse4) (and .cse14 .cse1 .cse5 .cse2 .cse17 .cse6 .cse3 .cse8) (and .cse5 .cse2 .cse6 .cse7 .cse11 .cse8) (and .cse14 .cse5 .cse6 .cse7 .cse11 .cse8)))) [2020-12-09 07:33:07,775 INFO L262 CegarLoopResult]: For program point L1118(lines 1118 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,775 INFO L262 CegarLoopResult]: For program point L3761(lines 3761 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,775 INFO L262 CegarLoopResult]: For program point L2176(lines 2176 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,775 INFO L262 CegarLoopResult]: For program point L3233(lines 3233 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,775 INFO L262 CegarLoopResult]: For program point L62(lines 62 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,775 INFO L262 CegarLoopResult]: For program point L1912(lines 1912 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,775 INFO L262 CegarLoopResult]: For program point L855(lines 855 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,775 INFO L262 CegarLoopResult]: For program point L2441(lines 2441 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,775 INFO L262 CegarLoopResult]: For program point L2706(lines 2706 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,775 INFO L265 CegarLoopResult]: At program point L4820(lines 4820 4837) the Hoare annotation is: true [2020-12-09 07:33:07,775 INFO L262 CegarLoopResult]: For program point L4028(lines 4028 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,775 INFO L262 CegarLoopResult]: For program point L2971(lines 2971 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,775 INFO L262 CegarLoopResult]: For program point L1650(lines 1650 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,775 INFO L262 CegarLoopResult]: For program point L3500(lines 3500 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,775 INFO L262 CegarLoopResult]: For program point L1386(lines 1386 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,775 INFO L262 CegarLoopResult]: For program point L329(lines 329 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,776 INFO L262 CegarLoopResult]: For program point L4294(lines 4294 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,776 INFO L262 CegarLoopResult]: For program point L595(lines 595 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,776 INFO L262 CegarLoopResult]: For program point L4559(lines 4559 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,776 INFO L262 CegarLoopResult]: For program point L1124(lines 1124 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,776 INFO L262 CegarLoopResult]: For program point L1917(lines 1917 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,776 INFO L262 CegarLoopResult]: For program point L1653(lines 1653 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,776 INFO L262 CegarLoopResult]: For program point L2446(lines 2446 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,776 INFO L262 CegarLoopResult]: For program point L3239(lines 3239 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,776 INFO L262 CegarLoopResult]: For program point L68(lines 68 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,776 INFO L262 CegarLoopResult]: For program point L861(lines 861 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,776 INFO L262 CegarLoopResult]: For program point L3768(lines 3768 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,776 INFO L262 CegarLoopResult]: For program point L333(lines 333 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,776 INFO L262 CegarLoopResult]: For program point L2183(lines 2183 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,776 INFO L262 CegarLoopResult]: For program point L2976(lines 2976 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,776 INFO L262 CegarLoopResult]: For program point L2712(lines 2712 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,776 INFO L258 CegarLoopResult]: At program point L4826-2(lines 4826 4836) the Hoare annotation is: (let ((.cse9 (<= 18 ~a26~0)) (.cse10 (<= ~a28~0 16)) (.cse5 (= ~a1~0 1)) (.cse1 (= ~a7~0 1)) (.cse14 (<= ~a4~0 17)) (.cse0 (<= ~a14~0 19)) (.cse11 (<= 17 ~a4~0)) (.cse6 (= ~a25~0 1)) (.cse16 (<= 16 ~a28~0)) (.cse8 (= ~a3~0 1))) (let ((.cse13 (<= 19 ~a26~0)) (.cse18 (<= 17 ~a28~0)) (.cse19 (<= ~a4~0 16)) (.cse15 (or (and .cse14 .cse10 .cse0 .cse5 .cse6 .cse16 .cse8 .cse9) (and .cse10 .cse5 (or (and .cse14 .cse0 .cse1) (and .cse14 .cse0 .cse11)) .cse6 .cse16 .cse8))) (.cse12 (= ~a14~0 20)) (.cse4 (<= ~a3~0 0)) (.cse17 (<= ~a26~0 17)) (.cse3 (<= 19 ~a14~0)) (.cse2 (<= ~a28~0 15)) (.cse7 (= ~a14~0 18))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse10 .cse0 .cse1 .cse3 .cse11 .cse4) (and .cse12 .cse2 .cse4) (and .cse0 .cse2 .cse13 .cse3 .cse4) (and (= ~a28~0 15) .cse14 .cse12 .cse5 .cse1 .cse6 .cse8) (and .cse3 .cse15) (and .cse10 .cse12 .cse13 .cse11 .cse4) (and .cse0 .cse1 .cse5 .cse6 .cse3 .cse11 .cse8) (and .cse14 .cse7 .cse11 .cse4 .cse9) (and .cse10 .cse0 .cse16 .cse3 .cse11 .cse4 .cse9) (and .cse0 .cse5 .cse2 .cse17 .cse6 .cse3 .cse8) (and .cse1 .cse7 .cse11 .cse4) (and .cse5 .cse18 .cse6 .cse7 .cse8) (and .cse12 .cse18 .cse19 .cse4 .cse9) (and .cse12 .cse5 .cse18 .cse6 .cse8 .cse9) (and .cse5 .cse1 .cse2 .cse6 .cse7 .cse8) (and .cse14 .cse12 .cse5 .cse16 .cse6 .cse11 .cse8) (and .cse1 .cse13 .cse7 .cse4) (and .cse12 .cse10 .cse5 .cse17 .cse6 .cse8) (and .cse14 .cse12 .cse1 .cse13 .cse4) (and .cse16 .cse7 .cse19 .cse4 .cse9) (and .cse12 .cse5 .cse17 .cse6 .cse11 .cse8) (and .cse10 .cse0 .cse5 .cse6 .cse3 .cse19 .cse8) (and .cse14 .cse12 .cse17 .cse11 .cse4) (and .cse0 .cse5 .cse6 .cse19 .cse8 .cse9) (and .cse2 .cse17 .cse7 .cse4) (and .cse0 .cse1 .cse3 .cse4 .cse9) (and .cse14 .cse0 .cse2 .cse3 .cse4 .cse9) (and .cse10 .cse12 .cse17 .cse19 .cse4) (and .cse0 .cse5 .cse18 .cse6 .cse3 .cse11 .cse8) (and .cse14 .cse0 .cse16 .cse3 .cse11 .cse4) (and .cse0 .cse18 .cse3 .cse19 .cse4) (and .cse12 .cse5 .cse1 .cse6 .cse16 .cse8 .cse9) (and .cse12 .cse1 .cse19 .cse4) (and .cse2 .cse7 .cse11 .cse4) (and .cse12 .cse5 .cse2 .cse13 .cse6 .cse8) (and .cse12 .cse5 .cse2 .cse6 .cse19 .cse8) (and .cse0 .cse5 .cse13 .cse16 .cse6 .cse3 .cse8) (and .cse18 .cse7 .cse4) (and .cse19 .cse15) (and .cse10 .cse12 .cse1 .cse4) (and .cse14 .cse1 .cse5 .cse2 .cse17 .cse6 .cse3 .cse8) (and .cse5 .cse2 .cse6 .cse7 .cse11 .cse8) (and .cse14 .cse5 .cse6 .cse7 .cse11 .cse8)))) [2020-12-09 07:33:07,777 INFO L262 CegarLoopResult]: For program point L3505(lines 3505 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,777 INFO L262 CegarLoopResult]: For program point L4034(lines 4034 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,777 INFO L262 CegarLoopResult]: For program point L1392(lines 1392 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,777 INFO L262 CegarLoopResult]: For program point L4299(lines 4299 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,777 INFO L262 CegarLoopResult]: For program point L1658(lines 1658 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,777 INFO L262 CegarLoopResult]: For program point L4566(lines 4566 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,777 INFO L262 CegarLoopResult]: For program point L1131(lines 1131 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,777 INFO L262 CegarLoopResult]: For program point L1924(lines 1924 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,777 INFO L262 CegarLoopResult]: For program point L2981(lines 2981 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,777 INFO L262 CegarLoopResult]: For program point L4831(line 4831) no Hoare annotation was computed. [2020-12-09 07:33:07,777 INFO L262 CegarLoopResult]: For program point L3774(lines 3774 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,777 INFO L262 CegarLoopResult]: For program point L603(lines 603 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,777 INFO L262 CegarLoopResult]: For program point L3246(lines 3246 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,777 INFO L262 CegarLoopResult]: For program point L2454(lines 2454 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,777 INFO L262 CegarLoopResult]: For program point L1397(lines 1397 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,777 INFO L262 CegarLoopResult]: For program point L340(lines 340 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,777 INFO L262 CegarLoopResult]: For program point L2190(lines 2190 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,777 INFO L262 CegarLoopResult]: For program point L4304(lines 4304 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,777 INFO L262 CegarLoopResult]: For program point L76(lines 76 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,777 INFO L262 CegarLoopResult]: For program point L869(lines 869 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,778 INFO L258 CegarLoopResult]: At program point L2719(lines 1385 2720) the Hoare annotation is: (let ((.cse9 (<= 18 ~a26~0)) (.cse11 (<= ~a28~0 16)) (.cse5 (= ~a1~0 1)) (.cse6 (= ~a25~0 1)) (.cse16 (<= 16 ~a28~0)) (.cse12 (<= 17 ~a4~0)) (.cse14 (<= ~a4~0 17)) (.cse0 (<= ~a14~0 19)) (.cse1 (= ~a7~0 1)) (.cse8 (= ~a3~0 1))) (let ((.cse17 (<= ~a26~0 17)) (.cse15 (<= ~a4~0 16)) (.cse13 (<= 19 ~a26~0)) (.cse18 (<= 17 ~a28~0)) (.cse3 (<= 19 ~a14~0)) (.cse19 (or (and .cse14 .cse11 .cse0 .cse5 .cse16 .cse6 .cse8 .cse9) (and .cse11 .cse5 .cse6 .cse16 (or (and .cse14 .cse0 .cse12 .cse8) (and .cse14 .cse0 .cse1 .cse8))))) (.cse10 (= ~a14~0 20)) (.cse4 (<= ~a3~0 0)) (.cse2 (<= ~a28~0 15)) (.cse7 (= ~a14~0 18))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse10 .cse2 .cse4) (and .cse11 .cse0 .cse1 .cse3 .cse12 .cse4) (and .cse0 .cse2 .cse13 .cse3 .cse4) (and (= ~a28~0 15) .cse14 .cse10 .cse5 .cse1 .cse6 .cse8) (and .cse10 .cse5 .cse2 .cse6 .cse8 .cse15) (and .cse11 .cse10 .cse13 .cse12 .cse4) (and .cse0 .cse1 .cse5 .cse6 .cse3 .cse12 .cse8) (and .cse14 .cse7 .cse12 .cse4 .cse9) (and .cse11 .cse0 .cse16 .cse3 .cse12 .cse4 .cse9) (and .cse1 .cse5 .cse2 .cse6 .cse7 .cse8) (and .cse0 .cse5 .cse2 .cse17 .cse6 .cse3 .cse8) (and .cse5 .cse18 .cse6 .cse7 .cse8) (and .cse1 .cse7 .cse12 .cse4) (and .cse10 .cse18 .cse15 .cse4 .cse9) (and .cse10 .cse5 .cse18 .cse6 .cse8 .cse9) (and .cse0 .cse5 .cse6 .cse8 .cse15 .cse9) (and .cse14 .cse10 .cse5 .cse16 .cse6 .cse12 .cse8) (and .cse10 .cse1 .cse5 .cse16 .cse6 .cse8 .cse9) (and .cse1 .cse13 .cse7 .cse4) (and .cse14 .cse10 .cse1 .cse13 .cse4) (and .cse0 .cse2 .cse3 .cse15 .cse4 .cse9) (and .cse16 .cse7 .cse15 .cse4 .cse9) (and .cse10 .cse5 .cse17 .cse6 .cse12 .cse8) (and .cse11 .cse0 .cse5 .cse6 .cse3 .cse15 .cse8) (and .cse14 .cse10 .cse17 .cse12 .cse4) (and .cse2 .cse17 .cse7 .cse4) (and .cse11 .cse10 .cse5 .cse17 .cse6 .cse8) (and .cse11 .cse10 .cse17 .cse15 .cse4) (and .cse0 .cse1 .cse3 .cse4 .cse9) (and .cse0 .cse5 .cse18 .cse6 .cse3 .cse12 .cse8) (and .cse19 .cse15) (and .cse14 .cse0 .cse16 .cse3 .cse12 .cse4) (and .cse0 .cse18 .cse3 .cse15 .cse4) (and .cse14 .cse5 .cse1 .cse2 .cse17 .cse6 .cse3 .cse8) (and .cse10 .cse1 .cse15 .cse4) (and .cse14 .cse0 .cse3 .cse12 .cse4 .cse9) (and .cse2 .cse7 .cse12 .cse4) (and .cse10 .cse5 .cse2 .cse13 .cse6 .cse8) (and .cse0 .cse5 .cse13 .cse16 .cse6 .cse3 .cse8) (and .cse18 .cse7 .cse4) (and .cse3 .cse19) (and .cse11 .cse10 .cse1 .cse4) (and .cse5 .cse2 .cse6 .cse7 .cse12 .cse8) (and .cse14 .cse5 .cse6 .cse7 .cse12 .cse8)))) [2020-12-09 07:33:07,778 INFO L262 CegarLoopResult]: For program point L3512(lines 3512 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,778 INFO L262 CegarLoopResult]: For program point L4041(lines 4041 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,778 INFO L262 CegarLoopResult]: For program point L1664(lines 1664 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,778 INFO L262 CegarLoopResult]: For program point L1929(lines 1929 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,778 INFO L262 CegarLoopResult]: For program point L872(lines 872 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,778 INFO L262 CegarLoopResult]: For program point L3779(lines 3779 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,778 INFO L262 CegarLoopResult]: For program point L2723(lines 2723 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,778 INFO L262 CegarLoopResult]: For program point L4573(lines 4573 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,778 INFO L262 CegarLoopResult]: For program point L1402(lines 1402 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,778 INFO L262 CegarLoopResult]: For program point L2459(lines 2459 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,778 INFO L262 CegarLoopResult]: For program point L3252(lines 3252 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,778 INFO L262 CegarLoopResult]: For program point L1138(lines 1138 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,778 INFO L262 CegarLoopResult]: For program point L2988(lines 2988 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,778 INFO L262 CegarLoopResult]: For program point L610(lines 610 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,778 INFO L262 CegarLoopResult]: For program point L4310(lines 4310 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,778 INFO L262 CegarLoopResult]: For program point L2196(lines 2196 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,778 INFO L262 CegarLoopResult]: For program point L82(lines 82 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,778 INFO L262 CegarLoopResult]: For program point L1404(lines 1404 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,778 INFO L262 CegarLoopResult]: For program point L347(lines 347 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,779 INFO L262 CegarLoopResult]: For program point L3519(lines 3519 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,779 INFO L262 CegarLoopResult]: For program point L4048(lines 4048 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,779 INFO L262 CegarLoopResult]: For program point L2992(lines 2992 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,779 INFO L262 CegarLoopResult]: For program point L878(lines 878 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,779 INFO L262 CegarLoopResult]: For program point L3785(lines 3785 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,779 INFO L262 CegarLoopResult]: For program point L1671(lines 1671 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,779 INFO L262 CegarLoopResult]: For program point L1407(lines 1407 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,779 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-09 07:33:07,779 INFO L262 CegarLoopResult]: For program point L1143(lines 1143 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,779 INFO L262 CegarLoopResult]: For program point L1936(lines 1936 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,779 INFO L262 CegarLoopResult]: For program point L2729(lines 2729 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,779 INFO L262 CegarLoopResult]: For program point L2466(lines 2466 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,779 INFO L262 CegarLoopResult]: For program point L4580(lines 4580 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,779 INFO L262 CegarLoopResult]: For program point L4316(lines 4316 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,779 INFO L262 CegarLoopResult]: For program point L617(lines 617 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,779 INFO L262 CegarLoopResult]: For program point L3260(lines 3260 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,779 INFO L262 CegarLoopResult]: For program point L2203(lines 2203 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,779 INFO L262 CegarLoopResult]: For program point L90(lines 90 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,779 INFO L262 CegarLoopResult]: For program point L1676(lines 1676 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,779 INFO L262 CegarLoopResult]: For program point L1412(lines 1412 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,779 INFO L262 CegarLoopResult]: For program point L355(lines 355 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,779 INFO L262 CegarLoopResult]: For program point L4055(lines 4055 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,779 INFO L262 CegarLoopResult]: For program point L2470(lines 2470 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,780 INFO L262 CegarLoopResult]: For program point L3527(lines 3527 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,780 INFO L262 CegarLoopResult]: For program point L2999(lines 2999 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,780 INFO L262 CegarLoopResult]: For program point L3792(lines 3792 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,780 INFO L262 CegarLoopResult]: For program point L4585(lines 4585 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,780 INFO L262 CegarLoopResult]: For program point L1150(lines 1150 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,780 INFO L262 CegarLoopResult]: For program point L1943(lines 1943 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,780 INFO L262 CegarLoopResult]: For program point L886(lines 886 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,780 INFO L262 CegarLoopResult]: For program point L2736(lines 2736 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,780 INFO L262 CegarLoopResult]: For program point L4323(lines 4323 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,780 INFO L262 CegarLoopResult]: For program point L3266(lines 3266 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,780 INFO L262 CegarLoopResult]: For program point L95(lines 95 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,780 INFO L262 CegarLoopResult]: For program point L624(lines 624 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,780 INFO L262 CegarLoopResult]: For program point L2210(lines 2210 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,780 INFO L262 CegarLoopResult]: For program point L1682(lines 1682 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,780 INFO L262 CegarLoopResult]: For program point L1418(lines 1418 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,780 INFO L262 CegarLoopResult]: For program point L362(lines 362 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,780 INFO L262 CegarLoopResult]: For program point L1155(lines 1155 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,780 INFO L262 CegarLoopResult]: For program point L4062(lines 4062 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,780 INFO L262 CegarLoopResult]: For program point L2741(lines 2741 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,780 INFO L262 CegarLoopResult]: For program point L3534(lines 3534 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,780 INFO L262 CegarLoopResult]: For program point L2477(lines 2477 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,780 INFO L262 CegarLoopResult]: For program point L3006(lines 3006 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,780 INFO L262 CegarLoopResult]: For program point L3799(lines 3799 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,780 INFO L262 CegarLoopResult]: For program point L1950(lines 1950 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,781 INFO L262 CegarLoopResult]: For program point L4593(lines 4593 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,781 INFO L262 CegarLoopResult]: For program point L2215(lines 2215 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,781 INFO L262 CegarLoopResult]: For program point L894(lines 894 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,781 INFO L262 CegarLoopResult]: For program point L630(lines 630 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,781 INFO L262 CegarLoopResult]: For program point L4330(lines 4330 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,781 INFO L262 CegarLoopResult]: For program point L3273(lines 3273 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,781 INFO L262 CegarLoopResult]: For program point L102(lines 102 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,781 INFO L262 CegarLoopResult]: For program point L1688(lines 1688 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,781 INFO L262 CegarLoopResult]: For program point L1425(lines 1425 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,781 INFO L262 CegarLoopResult]: For program point L3804(lines 3804 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,781 INFO L262 CegarLoopResult]: For program point L2483(lines 2483 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,781 INFO L262 CegarLoopResult]: For program point L369(lines 369 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,781 INFO L262 CegarLoopResult]: For program point L3276(lines 3276 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,781 INFO L262 CegarLoopResult]: For program point L4069(lines 4069 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,781 INFO L262 CegarLoopResult]: For program point L2748(lines 2748 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,781 INFO L262 CegarLoopResult]: For program point L3541(lines 3541 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,781 INFO L262 CegarLoopResult]: For program point L1163(lines 1163 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,781 INFO L262 CegarLoopResult]: For program point L635(lines 635 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,781 INFO L262 CegarLoopResult]: For program point L3014(lines 3014 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,781 INFO L262 CegarLoopResult]: For program point L2486(lines 2486 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,781 INFO L262 CegarLoopResult]: For program point L4600(lines 4600 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,781 INFO L262 CegarLoopResult]: For program point L2222(lines 2222 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,781 INFO L262 CegarLoopResult]: For program point L4336(lines 4336 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,781 INFO L262 CegarLoopResult]: For program point L1958(lines 1958 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,782 INFO L262 CegarLoopResult]: For program point L901(lines 901 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,782 INFO L262 CegarLoopResult]: For program point L109(lines 109 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,782 INFO L262 CegarLoopResult]: For program point L4602(lines 4602 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,782 INFO L262 CegarLoopResult]: For program point L1431(lines 1431 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,782 INFO L262 CegarLoopResult]: For program point L3281(lines 3281 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,782 INFO L262 CegarLoopResult]: For program point L4074(lines 4074 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,782 INFO L262 CegarLoopResult]: For program point L1696(lines 1696 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,782 INFO L262 CegarLoopResult]: For program point L2753(lines 2753 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,782 INFO L262 CegarLoopResult]: For program point L3811(lines 3811 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,782 INFO L262 CegarLoopResult]: For program point L641(lines 641 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,782 INFO L262 CegarLoopResult]: For program point L3548(lines 3548 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,782 INFO L262 CegarLoopResult]: For program point L377(lines 377 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,782 INFO L262 CegarLoopResult]: For program point L1170(lines 1170 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,782 INFO L262 CegarLoopResult]: For program point L3020(lines 3020 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,782 INFO L262 CegarLoopResult]: For program point L2492(lines 2492 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,782 INFO L262 CegarLoopResult]: For program point L3285(lines 3285 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,782 INFO L262 CegarLoopResult]: For program point L907(lines 907 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,782 INFO L262 CegarLoopResult]: For program point L4607(lines 4607 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,782 INFO L262 CegarLoopResult]: For program point L2229(lines 2229 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,782 INFO L262 CegarLoopResult]: For program point L115(lines 115 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,782 INFO L262 CegarLoopResult]: For program point L1965(lines 1965 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,782 INFO L262 CegarLoopResult]: For program point L4344(lines 4344 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,782 INFO L262 CegarLoopResult]: For program point L3816(lines 3816 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,783 INFO L262 CegarLoopResult]: For program point L645(lines 645 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,783 INFO L262 CegarLoopResult]: For program point L1438(lines 1438 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,783 INFO L258 CegarLoopResult]: At program point L4081(lines 2722 4082) the Hoare annotation is: (let ((.cse1 (= ~a7~0 1)) (.cse12 (<= 17 ~a4~0)) (.cse14 (<= ~a4~0 17)) (.cse11 (<= ~a28~0 16)) (.cse0 (<= ~a14~0 19)) (.cse5 (= ~a1~0 1)) (.cse6 (= ~a25~0 1)) (.cse16 (<= 16 ~a28~0)) (.cse8 (= ~a3~0 1)) (.cse9 (<= 18 ~a26~0))) (let ((.cse17 (<= ~a26~0 17)) (.cse15 (or (and .cse11 .cse5 .cse16 .cse6 (or (and .cse14 .cse0 .cse1) (and .cse14 .cse0 .cse12)) .cse8) (and .cse14 .cse11 .cse0 .cse5 .cse6 .cse16 .cse8 .cse9))) (.cse19 (<= ~a4~0 16)) (.cse13 (<= 19 ~a26~0)) (.cse3 (<= 19 ~a14~0)) (.cse18 (<= 17 ~a28~0)) (.cse10 (= ~a14~0 20)) (.cse4 (<= ~a3~0 0)) (.cse2 (<= ~a28~0 15)) (.cse7 (= ~a14~0 18))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse10 .cse2 .cse4) (and .cse11 .cse0 .cse1 .cse3 .cse12 .cse4) (and .cse0 .cse2 .cse13 .cse3 .cse4) (and (= ~a28~0 15) .cse14 .cse10 .cse5 .cse1 .cse6 .cse8) (and .cse15 .cse3) (and .cse11 .cse10 .cse13 .cse12 .cse4) (and .cse0 .cse1 .cse5 .cse6 .cse3 .cse12 .cse8) (and .cse14 .cse7 .cse12 .cse4 .cse9) (and .cse11 .cse0 .cse16 .cse3 .cse12 .cse4 .cse9) (and .cse1 .cse5 .cse2 .cse6 .cse7 .cse8) (and .cse0 .cse5 .cse2 .cse17 .cse6 .cse3 .cse8) (and .cse5 .cse18 .cse6 .cse7 .cse8) (and .cse1 .cse7 .cse12 .cse4) (and .cse10 .cse18 .cse19 .cse4 .cse9) (and .cse10 .cse5 .cse18 .cse6 .cse8 .cse9) (and .cse0 .cse5 .cse6 .cse8 .cse19 .cse9) (and .cse14 .cse10 .cse5 .cse16 .cse6 .cse12 .cse8) (and .cse10 .cse1 .cse5 .cse16 .cse6 .cse8 .cse9) (and .cse1 .cse13 .cse7 .cse4) (and .cse14 .cse10 .cse1 .cse13 .cse4) (and .cse0 .cse2 .cse3 .cse19 .cse4 .cse9) (and .cse16 .cse7 .cse19 .cse4 .cse9) (and .cse10 .cse5 .cse17 .cse6 .cse12 .cse8) (and .cse11 .cse0 .cse5 .cse6 .cse3 .cse19 .cse8) (and .cse14 .cse10 .cse17 .cse12 .cse4) (and .cse2 .cse17 .cse7 .cse4) (and .cse11 .cse10 .cse5 .cse17 .cse6 .cse8) (and .cse11 .cse10 .cse17 .cse19 .cse4) (and .cse0 .cse1 .cse3 .cse4 .cse9) (and .cse0 .cse5 .cse18 .cse6 .cse3 .cse12 .cse8) (and .cse14 .cse0 .cse16 .cse3 .cse12 .cse4) (and .cse0 .cse18 .cse3 .cse19 .cse4) (and .cse14 .cse5 .cse1 .cse2 .cse17 .cse6 .cse3 .cse8) (and .cse10 .cse1 .cse19 .cse4) (and .cse14 .cse0 .cse3 .cse12 .cse4 .cse9) (and .cse2 .cse7 .cse12 .cse4) (and .cse10 .cse5 .cse2 .cse13 .cse6 .cse8) (and .cse15 .cse19) (and .cse10 .cse5 .cse2 .cse6 .cse19 .cse8) (and .cse0 .cse5 .cse13 .cse16 .cse6 .cse3 .cse8) (and .cse18 .cse7 .cse4) (and .cse11 .cse10 .cse1 .cse4) (and .cse5 .cse2 .cse6 .cse7 .cse12 .cse8) (and .cse14 .cse5 .cse6 .cse7 .cse12 .cse8)))) [2020-12-09 07:33:07,783 INFO L262 CegarLoopResult]: For program point L2760(lines 2760 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,783 INFO L262 CegarLoopResult]: For program point L382(lines 382 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,783 INFO L262 CegarLoopResult]: For program point L1704(lines 1704 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,783 INFO L262 CegarLoopResult]: For program point L3554(lines 3554 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,783 INFO L262 CegarLoopResult]: For program point L1176(lines 1176 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,783 INFO L262 CegarLoopResult]: For program point L2498(lines 2498 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,783 INFO L262 CegarLoopResult]: For program point L4612(lines 4612 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,783 INFO L262 CegarLoopResult]: For program point L3291(lines 3291 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,783 INFO L262 CegarLoopResult]: For program point L3027(lines 3027 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,783 INFO L262 CegarLoopResult]: For program point L649(lines 649 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,783 INFO L262 CegarLoopResult]: For program point L2235(lines 2235 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,783 INFO L262 CegarLoopResult]: For program point L4085(lines 4085 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,783 INFO L262 CegarLoopResult]: For program point L1971(lines 1971 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,783 INFO L262 CegarLoopResult]: For program point L914(lines 914 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,784 INFO L262 CegarLoopResult]: For program point L122(lines 122 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,784 INFO L262 CegarLoopResult]: For program point L3822(lines 3822 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,784 INFO L262 CegarLoopResult]: For program point L1444(lines 1444 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,784 INFO L262 CegarLoopResult]: For program point L387(lines 387 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,784 INFO L262 CegarLoopResult]: For program point L4351(lines 4351 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,784 INFO L262 CegarLoopResult]: For program point L2766(lines 2766 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,784 INFO L262 CegarLoopResult]: For program point L3031(lines 3031 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,784 INFO L262 CegarLoopResult]: For program point L1710(lines 1710 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,784 INFO L262 CegarLoopResult]: For program point L2503(lines 2503 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,784 INFO L262 CegarLoopResult]: For program point L3561(lines 3561 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,784 INFO L262 CegarLoopResult]: For program point L2240(lines 2240 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,784 INFO L262 CegarLoopResult]: For program point L126(lines 126 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,784 INFO L262 CegarLoopResult]: For program point L4090(lines 4090 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,784 INFO L262 CegarLoopResult]: For program point L919(lines 919 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,784 INFO L262 CegarLoopResult]: For program point L655(lines 655 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,784 INFO L262 CegarLoopResult]: For program point L3298(lines 3298 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,784 INFO L262 CegarLoopResult]: For program point L1184(lines 1184 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,784 INFO L262 CegarLoopResult]: For program point L2770(lines 2770 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,784 INFO L262 CegarLoopResult]: For program point L4620(lines 4620 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,784 INFO L262 CegarLoopResult]: For program point L1450(lines 1450 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,784 INFO L262 CegarLoopResult]: For program point L393(lines 393 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,784 INFO L262 CegarLoopResult]: For program point L4357(lines 4357 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,784 INFO L262 CegarLoopResult]: For program point L1979(lines 1979 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,784 INFO L262 CegarLoopResult]: For program point L1715(lines 1715 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,785 INFO L262 CegarLoopResult]: For program point L3830(lines 3830 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,785 INFO L262 CegarLoopResult]: For program point L3566(lines 3566 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,785 INFO L262 CegarLoopResult]: For program point L2245(lines 2245 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,785 INFO L262 CegarLoopResult]: For program point L131(lines 131 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,785 INFO L262 CegarLoopResult]: For program point L3038(lines 3038 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,785 INFO L262 CegarLoopResult]: For program point L2510(lines 2510 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,785 INFO L262 CegarLoopResult]: For program point L4096(lines 4096 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,785 INFO L262 CegarLoopResult]: For program point L2775(lines 2775 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,785 INFO L262 CegarLoopResult]: For program point L3304(lines 3304 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,785 INFO L262 CegarLoopResult]: For program point L1983(lines 1983 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,785 INFO L262 CegarLoopResult]: For program point L926(lines 926 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,785 INFO L262 CegarLoopResult]: For program point L662(lines 662 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,785 INFO L262 CegarLoopResult]: For program point L1455(lines 1455 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,785 INFO L262 CegarLoopResult]: For program point L398(lines 398 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,785 INFO L262 CegarLoopResult]: For program point L4362(lines 4362 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,785 INFO L262 CegarLoopResult]: For program point L1191(lines 1191 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,785 INFO L262 CegarLoopResult]: For program point L1720(lines 1720 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,785 INFO L262 CegarLoopResult]: For program point L4627(lines 4627 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,785 INFO L262 CegarLoopResult]: For program point L2249(lines 2249 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,785 INFO L262 CegarLoopResult]: For program point L3837(lines 3837 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,785 INFO L262 CegarLoopResult]: For program point L3573(lines 3573 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,785 INFO L262 CegarLoopResult]: For program point L4366(lines 4366 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,785 INFO L262 CegarLoopResult]: For program point L3309(lines 3309 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,785 INFO L262 CegarLoopResult]: For program point L138(lines 138 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,785 INFO L262 CegarLoopResult]: For program point L3045(lines 3045 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,786 INFO L262 CegarLoopResult]: For program point L1460(lines 1460 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,786 INFO L262 CegarLoopResult]: For program point L2517(lines 2517 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,786 INFO L262 CegarLoopResult]: For program point L403(lines 403 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,786 INFO L262 CegarLoopResult]: For program point L1196(lines 1196 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,786 INFO L262 CegarLoopResult]: For program point L2782(lines 2782 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,786 INFO L262 CegarLoopResult]: For program point L4104(lines 4104 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,786 INFO L262 CegarLoopResult]: For program point L1990(lines 1990 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,786 INFO L262 CegarLoopResult]: For program point L934(lines 934 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,786 INFO L262 CegarLoopResult]: For program point L1727(lines 1727 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,786 INFO L262 CegarLoopResult]: For program point L670(lines 670 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,786 INFO L262 CegarLoopResult]: For program point L2256(lines 2256 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,786 INFO L262 CegarLoopResult]: For program point L3050(lines 3050 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,786 INFO L262 CegarLoopResult]: For program point L1465(lines 1465 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,786 INFO L262 CegarLoopResult]: For program point L3315(lines 3315 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,786 INFO L262 CegarLoopResult]: For program point L4372(lines 4372 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,786 INFO L262 CegarLoopResult]: For program point L1201(lines 1201 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,786 INFO L262 CegarLoopResult]: For program point L3844(lines 3844 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,786 INFO L262 CegarLoopResult]: For program point L3580(lines 3580 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,786 INFO L262 CegarLoopResult]: For program point L146(lines 146 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,786 INFO L262 CegarLoopResult]: For program point L2789(lines 2789 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,786 INFO L262 CegarLoopResult]: For program point L2525(lines 2525 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,786 INFO L262 CegarLoopResult]: For program point L411(lines 411 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,786 INFO L262 CegarLoopResult]: For program point L4111(lines 4111 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,786 INFO L262 CegarLoopResult]: For program point L1997(lines 1997 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,786 INFO L262 CegarLoopResult]: For program point L676(lines 676 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,787 INFO L262 CegarLoopResult]: For program point L2262(lines 2262 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,787 INFO L262 CegarLoopResult]: For program point L941(lines 941 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,787 INFO L262 CegarLoopResult]: For program point L1734(lines 1734 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,787 INFO L262 CegarLoopResult]: For program point L3584(lines 3584 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,787 INFO L262 CegarLoopResult]: For program point L3320(lines 3320 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,787 INFO L262 CegarLoopResult]: For program point L1471(lines 1471 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,787 INFO L262 CegarLoopResult]: For program point L4378(lines 4378 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,787 INFO L262 CegarLoopResult]: For program point L1207(lines 1207 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,787 INFO L262 CegarLoopResult]: For program point L3057(lines 3057 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,787 INFO L262 CegarLoopResult]: For program point L3850(lines 3850 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,787 INFO L262 CegarLoopResult]: For program point L151(lines 151 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,787 INFO L262 CegarLoopResult]: For program point L2794(lines 2794 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,787 INFO L262 CegarLoopResult]: For program point L416(lines 416 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,787 INFO L262 CegarLoopResult]: For program point L4116(lines 4116 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,787 INFO L262 CegarLoopResult]: For program point L2531(lines 2531 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,787 INFO L262 CegarLoopResult]: For program point L946(lines 946 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,787 INFO L262 CegarLoopResult]: For program point L682(lines 682 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,787 INFO L262 CegarLoopResult]: For program point L2004(lines 2004 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,787 INFO L262 CegarLoopResult]: For program point L3590(lines 3590 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,787 INFO L262 CegarLoopResult]: For program point L2269(lines 2269 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,787 INFO L262 CegarLoopResult]: For program point L3062(lines 3062 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,787 INFO L262 CegarLoopResult]: For program point L1477(lines 1477 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,787 INFO L262 CegarLoopResult]: For program point L3327(lines 3327 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,787 INFO L262 CegarLoopResult]: For program point L4384(lines 4384 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,787 INFO L262 CegarLoopResult]: For program point L1213(lines 1213 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,788 INFO L262 CegarLoopResult]: For program point L3856(lines 3856 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,788 INFO L262 CegarLoopResult]: For program point L1742(lines 1742 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,788 INFO L262 CegarLoopResult]: For program point L157(lines 157 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,788 INFO L262 CegarLoopResult]: For program point L422(lines 422 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,788 INFO L262 CegarLoopResult]: For program point L4122(lines 4122 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,788 INFO L262 CegarLoopResult]: For program point L2801(lines 2801 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,788 INFO L262 CegarLoopResult]: For program point L2273(lines 2273 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,788 INFO L262 CegarLoopResult]: For program point L2009(lines 2009 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,788 INFO L262 CegarLoopResult]: For program point L952(lines 952 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,788 INFO L262 CegarLoopResult]: For program point L1481(lines 1481 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,788 INFO L262 CegarLoopResult]: For program point L689(lines 689 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,788 INFO L262 CegarLoopResult]: For program point L2539(lines 2539 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,788 INFO L262 CegarLoopResult]: For program point L1218(lines 1218 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,788 INFO L262 CegarLoopResult]: For program point L161(lines 161 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,788 INFO L262 CegarLoopResult]: For program point L3068(lines 3068 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,788 INFO L262 CegarLoopResult]: For program point L3862(lines 3862 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,788 INFO L262 CegarLoopResult]: For program point L1748(lines 1748 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,788 INFO L262 CegarLoopResult]: For program point L3598(lines 3598 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,788 INFO L262 CegarLoopResult]: For program point L1484(lines 1484 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,788 INFO L262 CegarLoopResult]: For program point L3334(lines 3334 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,788 INFO L262 CegarLoopResult]: For program point L2806(lines 2806 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,788 INFO L262 CegarLoopResult]: For program point L2278(lines 2278 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,788 INFO L262 CegarLoopResult]: For program point L4392(lines 4392 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,788 INFO L262 CegarLoopResult]: For program point L4128(lines 4128 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,788 INFO L262 CegarLoopResult]: For program point L429(lines 429 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,788 INFO L262 CegarLoopResult]: For program point L165(lines 165 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,789 INFO L262 CegarLoopResult]: For program point L694(lines 694 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,789 INFO L262 CegarLoopResult]: For program point L2016(lines 2016 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,789 INFO L262 CegarLoopResult]: For program point L2545(lines 2545 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,789 INFO L262 CegarLoopResult]: For program point L1224(lines 1224 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,789 INFO L262 CegarLoopResult]: For program point L960(lines 960 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,789 INFO L262 CegarLoopResult]: For program point L3867(lines 3867 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,789 INFO L262 CegarLoopResult]: For program point L3603(lines 3603 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,789 INFO L262 CegarLoopResult]: For program point L3075(lines 3075 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,789 INFO L262 CegarLoopResult]: For program point L2811(lines 2811 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,789 INFO L262 CegarLoopResult]: For program point L3340(lines 3340 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,789 INFO L262 CegarLoopResult]: For program point L4397(lines 4397 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,789 INFO L262 CegarLoopResult]: For program point L1755(lines 1755 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,789 INFO L262 CegarLoopResult]: For program point L1491(lines 1491 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,789 INFO L262 CegarLoopResult]: For program point L434(lines 434 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,789 INFO L262 CegarLoopResult]: For program point L170(lines 170 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,789 INFO L262 CegarLoopResult]: For program point L4135(lines 4135 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,789 INFO L262 CegarLoopResult]: For program point L2286(lines 2286 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,789 INFO L262 CegarLoopResult]: For program point L2022(lines 2022 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,789 INFO L262 CegarLoopResult]: For program point L701(lines 701 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,789 INFO L262 CegarLoopResult]: For program point L2551(lines 2551 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,789 INFO L262 CegarLoopResult]: For program point L966(lines 966 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,789 INFO L262 CegarLoopResult]: For program point L1231(lines 1231 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,789 INFO L262 CegarLoopResult]: For program point L3081(lines 3081 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,789 INFO L262 CegarLoopResult]: For program point L3874(lines 3874 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,790 INFO L262 CegarLoopResult]: For program point L3610(lines 3610 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,790 INFO L262 CegarLoopResult]: For program point L1496(lines 1496 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,790 INFO L262 CegarLoopResult]: For program point L2818(lines 2818 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,790 INFO L262 CegarLoopResult]: For program point L1761(lines 1761 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,790 INFO L262 CegarLoopResult]: For program point L440(lines 440 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,790 INFO L262 CegarLoopResult]: For program point L3347(lines 3347 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,790 INFO L262 CegarLoopResult]: For program point L4404(lines 4404 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,790 INFO L262 CegarLoopResult]: For program point L176(lines 176 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,790 INFO L262 CegarLoopResult]: For program point L2291(lines 2291 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,790 INFO L262 CegarLoopResult]: For program point L4141(lines 4141 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,790 INFO L262 CegarLoopResult]: For program point L3085(lines 3085 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,790 INFO L262 CegarLoopResult]: For program point L2029(lines 2029 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,790 INFO L262 CegarLoopResult]: For program point L3879(lines 3879 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,790 INFO L262 CegarLoopResult]: For program point L708(lines 708 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,790 INFO L262 CegarLoopResult]: For program point L2558(lines 2558 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,790 INFO L262 CegarLoopResult]: For program point L4408(lines 4408 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,790 INFO L262 CegarLoopResult]: For program point L1237(lines 1237 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,790 INFO L262 CegarLoopResult]: For program point L973(lines 973 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,790 INFO L262 CegarLoopResult]: For program point L3617(lines 3617 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,790 INFO L262 CegarLoopResult]: For program point L1503(lines 1503 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,790 INFO L262 CegarLoopResult]: For program point L446(lines 446 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,790 INFO L262 CegarLoopResult]: For program point L2825(lines 2825 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,790 INFO L262 CegarLoopResult]: For program point L3354(lines 3354 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,790 INFO L262 CegarLoopResult]: For program point L183(lines 183 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,791 INFO L262 CegarLoopResult]: For program point L2033(lines 2033 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,791 INFO L262 CegarLoopResult]: For program point L1769(lines 1769 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,791 INFO L262 CegarLoopResult]: For program point L2298(lines 2298 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,791 INFO L262 CegarLoopResult]: For program point L4148(lines 4148 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,791 INFO L262 CegarLoopResult]: For program point L3091(lines 3091 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,791 INFO L262 CegarLoopResult]: For program point L1242(lines 1242 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,791 INFO L262 CegarLoopResult]: For program point L978(lines 978 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,791 INFO L262 CegarLoopResult]: For program point L714(lines 714 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,791 INFO L262 CegarLoopResult]: For program point L2564(lines 2564 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,791 INFO L262 CegarLoopResult]: For program point L450(lines 450 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,791 INFO L262 CegarLoopResult]: For program point L3886(lines 3886 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,791 INFO L262 CegarLoopResult]: For program point L3622(lines 3622 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,791 INFO L262 CegarLoopResult]: For program point L4415(lines 4415 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,791 INFO L262 CegarLoopResult]: For program point L3359(lines 3359 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,791 INFO L262 CegarLoopResult]: For program point L1510(lines 1510 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,791 INFO L262 CegarLoopResult]: For program point L1246(lines 1246 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,791 INFO L262 CegarLoopResult]: For program point L2303(lines 2303 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,791 INFO L262 CegarLoopResult]: For program point L189(lines 189 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,791 INFO L262 CegarLoopResult]: For program point L2039(lines 2039 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,791 INFO L262 CegarLoopResult]: For program point L2832(lines 2832 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,791 INFO L262 CegarLoopResult]: For program point L454(lines 454 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,791 INFO L262 CegarLoopResult]: For program point L3097(lines 3097 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,791 INFO L262 CegarLoopResult]: For program point L1776(lines 1776 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,791 INFO L262 CegarLoopResult]: For program point L4155(lines 4155 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,791 INFO L262 CegarLoopResult]: For program point L457(lines 457 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,792 INFO L262 CegarLoopResult]: For program point L986(lines 986 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,792 INFO L262 CegarLoopResult]: For program point L3893(lines 3893 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,792 INFO L262 CegarLoopResult]: For program point L722(lines 722 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,792 INFO L262 CegarLoopResult]: For program point L2572(lines 2572 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,792 INFO L262 CegarLoopResult]: For program point L3629(lines 3629 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,792 INFO L262 CegarLoopResult]: For program point L3365(lines 3365 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,792 INFO L262 CegarLoopResult]: For program point L1516(lines 1516 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,792 INFO L262 CegarLoopResult]: For program point L4423(lines 4423 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,792 INFO L262 CegarLoopResult]: For program point L1252(lines 1252 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,792 INFO L262 CegarLoopResult]: For program point L2309(lines 2309 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,792 INFO L262 CegarLoopResult]: For program point L195(lines 195 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,792 INFO L262 CegarLoopResult]: For program point L3102(lines 3102 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,792 INFO L262 CegarLoopResult]: For program point L2045(lines 2045 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,792 INFO L262 CegarLoopResult]: For program point L1781(lines 1781 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,792 INFO L262 CegarLoopResult]: For program point L2574(lines 2574 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,792 INFO L262 CegarLoopResult]: For program point L2839(lines 2839 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,792 INFO L262 CegarLoopResult]: For program point L3897(lines 3897 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,792 INFO L262 CegarLoopResult]: For program point L4162(lines 4162 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,792 INFO L262 CegarLoopResult]: For program point L3370(lines 3370 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,792 INFO L262 CegarLoopResult]: For program point L992(lines 992 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,792 INFO L262 CegarLoopResult]: For program point L464(lines 464 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,792 INFO L262 CegarLoopResult]: For program point L2314(lines 2314 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,792 INFO L262 CegarLoopResult]: For program point L4428(lines 4428 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,792 INFO L262 CegarLoopResult]: For program point L3900(lines 3900 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,792 INFO L262 CegarLoopResult]: For program point L1786(lines 1786 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,793 INFO L262 CegarLoopResult]: For program point L729(lines 729 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,793 INFO L262 CegarLoopResult]: For program point L3636(lines 3636 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,793 INFO L262 CegarLoopResult]: For program point L1522(lines 1522 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,793 INFO L262 CegarLoopResult]: For program point L2051(lines 2051 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,793 INFO L262 CegarLoopResult]: For program point L2844(lines 2844 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,793 INFO L262 CegarLoopResult]: For program point L1259(lines 1259 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,793 INFO L262 CegarLoopResult]: For program point L202(lines 202 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,793 INFO L262 CegarLoopResult]: For program point L2581(lines 2581 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,793 INFO L262 CegarLoopResult]: For program point L3110(lines 3110 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,793 INFO L262 CegarLoopResult]: For program point L4168(lines 4168 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,793 INFO L262 CegarLoopResult]: For program point L998(lines 998 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,793 INFO L262 CegarLoopResult]: For program point L734(lines 734 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,793 INFO L262 CegarLoopResult]: For program point L3641(lines 3641 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,793 INFO L262 CegarLoopResult]: For program point L1527(lines 1527 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,793 INFO L262 CegarLoopResult]: For program point L4434(lines 4434 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,793 INFO L262 CegarLoopResult]: For program point L2320(lines 2320 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,793 INFO L262 CegarLoopResult]: For program point L3377(lines 3377 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,793 INFO L262 CegarLoopResult]: For program point L3906(lines 3906 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,793 INFO L262 CegarLoopResult]: For program point L471(lines 471 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,793 INFO L262 CegarLoopResult]: For program point L2057(lines 2057 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,793 INFO L262 CegarLoopResult]: For program point L2850(lines 2850 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,793 INFO L262 CegarLoopResult]: For program point L1793(lines 1793 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,793 INFO L262 CegarLoopResult]: For program point L1265(lines 1265 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,793 INFO L262 CegarLoopResult]: For program point L208(lines 208 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,793 INFO L262 CegarLoopResult]: For program point L738(lines 738 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,794 INFO L262 CegarLoopResult]: For program point L2588(lines 2588 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,794 INFO L262 CegarLoopResult]: For program point L4438(lines 4438 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,794 INFO L262 CegarLoopResult]: For program point L4174(lines 4174 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,794 INFO L262 CegarLoopResult]: For program point L3117(lines 3117 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,794 INFO L262 CegarLoopResult]: For program point L3646(lines 3646 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,794 INFO L262 CegarLoopResult]: For program point L1005(lines 1005 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,794 INFO L262 CegarLoopResult]: For program point L1534(lines 1534 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,794 INFO L262 CegarLoopResult]: For program point L477(lines 477 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,794 INFO L262 CegarLoopResult]: For program point L3384(lines 3384 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,794 INFO L262 CegarLoopResult]: For program point L2327(lines 2327 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,794 INFO L262 CegarLoopResult]: For program point L2856(lines 2856 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,794 INFO L262 CegarLoopResult]: For program point L3913(lines 3913 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,794 INFO L262 CegarLoopResult]: For program point L1271(lines 1271 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,794 INFO L262 CegarLoopResult]: For program point L214(lines 214 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,794 INFO L262 CegarLoopResult]: For program point L1800(lines 1800 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,794 INFO L262 CegarLoopResult]: For program point L2593(lines 2593 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,794 INFO L262 CegarLoopResult]: For program point L4443(lines 4443 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,794 INFO L262 CegarLoopResult]: For program point L2065(lines 2065 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,794 INFO L262 CegarLoopResult]: For program point L744(lines 744 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,794 INFO L262 CegarLoopResult]: For program point L3651(lines 3651 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,794 INFO L262 CegarLoopResult]: For program point L4180(lines 4180 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,794 INFO L262 CegarLoopResult]: For program point L3916(lines 3916 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,794 INFO L262 CegarLoopResult]: For program point L3124(lines 3124 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,794 INFO L262 CegarLoopResult]: For program point L482(lines 482 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,794 INFO L262 CegarLoopResult]: For program point L1011(lines 1011 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,795 INFO L262 CegarLoopResult]: For program point L1540(lines 1540 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,795 INFO L262 CegarLoopResult]: For program point L1276(lines 1276 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,795 INFO L262 CegarLoopResult]: For program point L2862(lines 2862 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,795 INFO L262 CegarLoopResult]: For program point L2334(lines 2334 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,795 INFO L262 CegarLoopResult]: For program point L3391(lines 3391 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,795 INFO L262 CegarLoopResult]: For program point L4448(lines 4448 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,795 INFO L262 CegarLoopResult]: For program point L220(lines 220 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,795 INFO L262 CegarLoopResult]: For program point L4184(lines 4184 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,795 INFO L262 CegarLoopResult]: For program point L2599(lines 2599 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,795 INFO L262 CegarLoopResult]: For program point L1807(lines 1807 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,795 INFO L262 CegarLoopResult]: For program point L750(lines 750 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,795 INFO L262 CegarLoopResult]: For program point L2072(lines 2072 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,795 INFO L262 CegarLoopResult]: For program point L3129(lines 3129 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,795 INFO L262 CegarLoopResult]: For program point L3922(lines 3922 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,795 INFO L262 CegarLoopResult]: For program point L3658(lines 3658 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,795 INFO L262 CegarLoopResult]: For program point L488(lines 488 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,795 INFO L262 CegarLoopResult]: For program point L1546(lines 1546 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,795 INFO L262 CegarLoopResult]: For program point L3396(lines 3396 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,795 INFO L262 CegarLoopResult]: For program point L4453(lines 4453 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,795 INFO L262 CegarLoopResult]: For program point L1282(lines 1282 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,795 INFO L262 CegarLoopResult]: For program point L1018(lines 1018 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,795 INFO L262 CegarLoopResult]: For program point L2868(lines 2868 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,795 INFO L262 CegarLoopResult]: For program point L2340(lines 2340 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,795 INFO L262 CegarLoopResult]: For program point L1812(lines 1812 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,795 INFO L262 CegarLoopResult]: For program point L227(lines 227 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,796 INFO L262 CegarLoopResult]: For program point L4191(lines 4191 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,796 INFO L262 CegarLoopResult]: For program point L756(lines 756 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,796 INFO L262 CegarLoopResult]: For program point L2078(lines 2078 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,796 INFO L262 CegarLoopResult]: For program point L3135(lines 3135 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,796 INFO L262 CegarLoopResult]: For program point L2607(lines 2607 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,796 INFO L262 CegarLoopResult]: For program point L3929(lines 3929 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,796 INFO L262 CegarLoopResult]: For program point L3665(lines 3665 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,796 INFO L262 CegarLoopResult]: For program point L1551(lines 1551 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,796 INFO L262 CegarLoopResult]: For program point L4458(lines 4458 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,796 INFO L262 CegarLoopResult]: For program point L1287(lines 1287 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,796 INFO L262 CegarLoopResult]: For program point L1023(lines 1023 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,796 INFO L262 CegarLoopResult]: For program point L495(lines 495 1382) no Hoare annotation was computed. [2020-12-09 07:33:07,796 INFO L262 CegarLoopResult]: For program point L2346(lines 2346 2719) no Hoare annotation was computed. [2020-12-09 07:33:07,796 INFO L262 CegarLoopResult]: For program point L3403(lines 3403 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,796 INFO L262 CegarLoopResult]: For program point L4196(lines 4196 4633) no Hoare annotation was computed. [2020-12-09 07:33:07,796 INFO L262 CegarLoopResult]: For program point L2875(lines 2875 4081) no Hoare annotation was computed. [2020-12-09 07:33:07,838 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 07:33:07 BoogieIcfgContainer [2020-12-09 07:33:07,838 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-09 07:33:07,838 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-09 07:33:07,838 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-09 07:33:07,839 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-09 07:33:07,839 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:26:50" (3/4) ... [2020-12-09 07:33:07,841 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-09 07:33:07,892 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 105 nodes and edges [2020-12-09 07:33:07,900 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2020-12-09 07:33:07,908 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2020-12-09 07:33:07,916 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2020-12-09 07:33:08,194 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_0639910d-e731-4790-9f35-25944802588f/bin/utaipan/witness.graphml [2020-12-09 07:33:08,194 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-09 07:33:08,195 INFO L168 Benchmark]: Toolchain (without parser) took 384317.95 ms. Allocated memory was 102.8 MB in the beginning and 5.0 GB in the end (delta: 4.9 GB). Free memory was 62.4 MB in the beginning and 620.0 MB in the end (delta: -557.7 MB). Peak memory consumption was 4.3 GB. Max. memory is 16.1 GB. [2020-12-09 07:33:08,195 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 67.1 MB. Free memory is still 42.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 07:33:08,195 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1402.09 ms. Allocated memory was 102.8 MB in the beginning and 123.7 MB in the end (delta: 21.0 MB). Free memory was 62.0 MB in the beginning and 64.8 MB in the end (delta: -2.9 MB). Peak memory consumption was 50.1 MB. Max. memory is 16.1 GB. [2020-12-09 07:33:08,195 INFO L168 Benchmark]: Boogie Procedure Inliner took 191.96 ms. Allocated memory is still 123.7 MB. Free memory was 64.8 MB in the beginning and 45.6 MB in the end (delta: 19.2 MB). Peak memory consumption was 42.1 MB. Max. memory is 16.1 GB. [2020-12-09 07:33:08,196 INFO L168 Benchmark]: Boogie Preprocessor took 182.71 ms. Allocated memory was 123.7 MB in the beginning and 159.4 MB in the end (delta: 35.7 MB). Free memory was 45.6 MB in the beginning and 66.7 MB in the end (delta: -21.1 MB). Peak memory consumption was 17.3 MB. Max. memory is 16.1 GB. [2020-12-09 07:33:08,196 INFO L168 Benchmark]: RCFGBuilder took 4638.69 ms. Allocated memory was 159.4 MB in the beginning and 358.6 MB in the end (delta: 199.2 MB). Free memory was 66.7 MB in the beginning and 159.1 MB in the end (delta: -92.3 MB). Peak memory consumption was 206.3 MB. Max. memory is 16.1 GB. [2020-12-09 07:33:08,196 INFO L168 Benchmark]: TraceAbstraction took 377541.23 ms. Allocated memory was 358.6 MB in the beginning and 5.0 GB in the end (delta: 4.6 GB). Free memory was 159.1 MB in the beginning and 736.4 MB in the end (delta: -577.3 MB). Peak memory consumption was 4.4 GB. Max. memory is 16.1 GB. [2020-12-09 07:33:08,196 INFO L168 Benchmark]: Witness Printer took 355.90 ms. Allocated memory is still 5.0 GB. Free memory was 736.4 MB in the beginning and 620.0 MB in the end (delta: 116.4 MB). Peak memory consumption was 117.4 MB. Max. memory is 16.1 GB. [2020-12-09 07:33:08,198 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 67.1 MB. Free memory is still 42.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1402.09 ms. Allocated memory was 102.8 MB in the beginning and 123.7 MB in the end (delta: 21.0 MB). Free memory was 62.0 MB in the beginning and 64.8 MB in the end (delta: -2.9 MB). Peak memory consumption was 50.1 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 191.96 ms. Allocated memory is still 123.7 MB. Free memory was 64.8 MB in the beginning and 45.6 MB in the end (delta: 19.2 MB). Peak memory consumption was 42.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 182.71 ms. Allocated memory was 123.7 MB in the beginning and 159.4 MB in the end (delta: 35.7 MB). Free memory was 45.6 MB in the beginning and 66.7 MB in the end (delta: -21.1 MB). Peak memory consumption was 17.3 MB. Max. memory is 16.1 GB. * RCFGBuilder took 4638.69 ms. Allocated memory was 159.4 MB in the beginning and 358.6 MB in the end (delta: 199.2 MB). Free memory was 66.7 MB in the beginning and 159.1 MB in the end (delta: -92.3 MB). Peak memory consumption was 206.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 377541.23 ms. Allocated memory was 358.6 MB in the beginning and 5.0 GB in the end (delta: 4.6 GB). Free memory was 159.1 MB in the beginning and 736.4 MB in the end (delta: -577.3 MB). Peak memory consumption was 4.4 GB. Max. memory is 16.1 GB. * Witness Printer took 355.90 ms. Allocated memory is still 5.0 GB. Free memory was 736.4 MB in the beginning and 620.0 MB in the end (delta: 116.4 MB). Peak memory consumption was 117.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 4746]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 4826]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((((((((((((((((((((((a14 <= 19 && a7 == 1) && a28 <= 15) && 19 <= a14) && a3 <= 0) || ((((a1 == 1 && a25 == 1) && a14 == 18) && a3 == 1) && 18 <= a26)) || (((((a28 <= 16 && a14 <= 19) && a7 == 1) && 19 <= a14) && 17 <= a4) && a3 <= 0)) || ((a14 == 20 && a28 <= 15) && a3 <= 0)) || ((((a14 <= 19 && a28 <= 15) && 19 <= a26) && 19 <= a14) && a3 <= 0)) || ((((((a28 == 15 && a4 <= 17) && a14 == 20) && a1 == 1) && a7 == 1) && a25 == 1) && a3 == 1)) || (19 <= a14 && ((((((((a4 <= 17 && a28 <= 16) && a14 <= 19) && a1 == 1) && a25 == 1) && 16 <= a28) && a3 == 1) && 18 <= a26) || (((((a28 <= 16 && a1 == 1) && (((a4 <= 17 && a14 <= 19) && a7 == 1) || ((a4 <= 17 && a14 <= 19) && 17 <= a4))) && a25 == 1) && 16 <= a28) && a3 == 1)))) || ((((a28 <= 16 && a14 == 20) && 19 <= a26) && 17 <= a4) && a3 <= 0)) || ((((((a14 <= 19 && a7 == 1) && a1 == 1) && a25 == 1) && 19 <= a14) && 17 <= a4) && a3 == 1)) || ((((a4 <= 17 && a14 == 18) && 17 <= a4) && a3 <= 0) && 18 <= a26)) || ((((((a28 <= 16 && a14 <= 19) && 16 <= a28) && 19 <= a14) && 17 <= a4) && a3 <= 0) && 18 <= a26)) || ((((((a14 <= 19 && a1 == 1) && a28 <= 15) && a26 <= 17) && a25 == 1) && 19 <= a14) && a3 == 1)) || (((a7 == 1 && a14 == 18) && 17 <= a4) && a3 <= 0)) || ((((a1 == 1 && 17 <= a28) && a25 == 1) && a14 == 18) && a3 == 1)) || ((((a14 == 20 && 17 <= a28) && a4 <= 16) && a3 <= 0) && 18 <= a26)) || (((((a14 == 20 && a1 == 1) && 17 <= a28) && a25 == 1) && a3 == 1) && 18 <= a26)) || (((((a1 == 1 && a7 == 1) && a28 <= 15) && a25 == 1) && a14 == 18) && a3 == 1)) || ((((((a4 <= 17 && a14 == 20) && a1 == 1) && 16 <= a28) && a25 == 1) && 17 <= a4) && a3 == 1)) || (((a7 == 1 && 19 <= a26) && a14 == 18) && a3 <= 0)) || (((((a14 == 20 && a28 <= 16) && a1 == 1) && a26 <= 17) && a25 == 1) && a3 == 1)) || ((((a4 <= 17 && a14 == 20) && a7 == 1) && 19 <= a26) && a3 <= 0)) || ((((16 <= a28 && a14 == 18) && a4 <= 16) && a3 <= 0) && 18 <= a26)) || (((((a14 == 20 && a1 == 1) && a26 <= 17) && a25 == 1) && 17 <= a4) && a3 == 1)) || ((((((a28 <= 16 && a14 <= 19) && a1 == 1) && a25 == 1) && 19 <= a14) && a4 <= 16) && a3 == 1)) || ((((a4 <= 17 && a14 == 20) && a26 <= 17) && 17 <= a4) && a3 <= 0)) || (((((a14 <= 19 && a1 == 1) && a25 == 1) && a4 <= 16) && a3 == 1) && 18 <= a26)) || (((a28 <= 15 && a26 <= 17) && a14 == 18) && a3 <= 0)) || ((((a14 <= 19 && a7 == 1) && 19 <= a14) && a3 <= 0) && 18 <= a26)) || (((((a4 <= 17 && a14 <= 19) && a28 <= 15) && 19 <= a14) && a3 <= 0) && 18 <= a26)) || ((((a28 <= 16 && a14 == 20) && a26 <= 17) && a4 <= 16) && a3 <= 0)) || ((((((a14 <= 19 && a1 == 1) && 17 <= a28) && a25 == 1) && 19 <= a14) && 17 <= a4) && a3 == 1)) || (((((a4 <= 17 && a14 <= 19) && 16 <= a28) && 19 <= a14) && 17 <= a4) && a3 <= 0)) || ((((a14 <= 19 && 17 <= a28) && 19 <= a14) && a4 <= 16) && a3 <= 0)) || ((((((a14 == 20 && a1 == 1) && a7 == 1) && a25 == 1) && 16 <= a28) && a3 == 1) && 18 <= a26)) || (((a14 == 20 && a7 == 1) && a4 <= 16) && a3 <= 0)) || (((a28 <= 15 && a14 == 18) && 17 <= a4) && a3 <= 0)) || (((((a14 == 20 && a1 == 1) && a28 <= 15) && 19 <= a26) && a25 == 1) && a3 == 1)) || (((((a14 == 20 && a1 == 1) && a28 <= 15) && a25 == 1) && a4 <= 16) && a3 == 1)) || ((((((a14 <= 19 && a1 == 1) && 19 <= a26) && 16 <= a28) && a25 == 1) && 19 <= a14) && a3 == 1)) || ((17 <= a28 && a14 == 18) && a3 <= 0)) || (a4 <= 16 && ((((((((a4 <= 17 && a28 <= 16) && a14 <= 19) && a1 == 1) && a25 == 1) && 16 <= a28) && a3 == 1) && 18 <= a26) || (((((a28 <= 16 && a1 == 1) && (((a4 <= 17 && a14 <= 19) && a7 == 1) || ((a4 <= 17 && a14 <= 19) && 17 <= a4))) && a25 == 1) && 16 <= a28) && a3 == 1)))) || (((a28 <= 16 && a14 == 20) && a7 == 1) && a3 <= 0)) || (((((((a4 <= 17 && a7 == 1) && a1 == 1) && a28 <= 15) && a26 <= 17) && a25 == 1) && 19 <= a14) && a3 == 1)) || (((((a1 == 1 && a28 <= 15) && a25 == 1) && a14 == 18) && 17 <= a4) && a3 == 1)) || (((((a4 <= 17 && a1 == 1) && a25 == 1) && a14 == 18) && 17 <= a4) && a3 == 1) - InvariantResult [Line: 4820]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 49]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((((((((((((((((((((((a14 <= 19 && a7 == 1) && a28 <= 15) && 19 <= a14) && a3 <= 0) || ((((a1 == 1 && a25 == 1) && a14 == 18) && a3 == 1) && 18 <= a26)) || (((((a28 <= 16 && a14 <= 19) && a7 == 1) && 19 <= a14) && 17 <= a4) && a3 <= 0)) || ((a14 == 20 && a28 <= 15) && a3 <= 0)) || ((((a14 <= 19 && a28 <= 15) && 19 <= a26) && 19 <= a14) && a3 <= 0)) || ((((((a28 == 15 && a4 <= 17) && a14 == 20) && a1 == 1) && a7 == 1) && a25 == 1) && a3 == 1)) || (19 <= a14 && ((((((((a4 <= 17 && a28 <= 16) && a14 <= 19) && a1 == 1) && a25 == 1) && 16 <= a28) && a3 == 1) && 18 <= a26) || (((((a28 <= 16 && a1 == 1) && (((a4 <= 17 && a14 <= 19) && a7 == 1) || ((a4 <= 17 && a14 <= 19) && 17 <= a4))) && a25 == 1) && 16 <= a28) && a3 == 1)))) || ((((a28 <= 16 && a14 == 20) && 19 <= a26) && 17 <= a4) && a3 <= 0)) || ((((((a14 <= 19 && a7 == 1) && a1 == 1) && a25 == 1) && 19 <= a14) && 17 <= a4) && a3 == 1)) || ((((a4 <= 17 && a14 == 18) && 17 <= a4) && a3 <= 0) && 18 <= a26)) || ((((((a28 <= 16 && a14 <= 19) && 16 <= a28) && 19 <= a14) && 17 <= a4) && a3 <= 0) && 18 <= a26)) || ((((((a14 <= 19 && a1 == 1) && a28 <= 15) && a26 <= 17) && a25 == 1) && 19 <= a14) && a3 == 1)) || (((a7 == 1 && a14 == 18) && 17 <= a4) && a3 <= 0)) || ((((a1 == 1 && 17 <= a28) && a25 == 1) && a14 == 18) && a3 == 1)) || ((((a14 == 20 && 17 <= a28) && a4 <= 16) && a3 <= 0) && 18 <= a26)) || (((((a14 == 20 && a1 == 1) && 17 <= a28) && a25 == 1) && a3 == 1) && 18 <= a26)) || (((((a1 == 1 && a7 == 1) && a28 <= 15) && a25 == 1) && a14 == 18) && a3 == 1)) || ((((((a4 <= 17 && a14 == 20) && a1 == 1) && 16 <= a28) && a25 == 1) && 17 <= a4) && a3 == 1)) || (((a7 == 1 && 19 <= a26) && a14 == 18) && a3 <= 0)) || (((((a14 == 20 && a28 <= 16) && a1 == 1) && a26 <= 17) && a25 == 1) && a3 == 1)) || ((((a4 <= 17 && a14 == 20) && a7 == 1) && 19 <= a26) && a3 <= 0)) || ((((16 <= a28 && a14 == 18) && a4 <= 16) && a3 <= 0) && 18 <= a26)) || (((((a14 == 20 && a1 == 1) && a26 <= 17) && a25 == 1) && 17 <= a4) && a3 == 1)) || ((((((a28 <= 16 && a14 <= 19) && a1 == 1) && a25 == 1) && 19 <= a14) && a4 <= 16) && a3 == 1)) || ((((a4 <= 17 && a14 == 20) && a26 <= 17) && 17 <= a4) && a3 <= 0)) || (((((a14 <= 19 && a1 == 1) && a25 == 1) && a4 <= 16) && a3 == 1) && 18 <= a26)) || (((a28 <= 15 && a26 <= 17) && a14 == 18) && a3 <= 0)) || ((((a14 <= 19 && a7 == 1) && 19 <= a14) && a3 <= 0) && 18 <= a26)) || (((((a4 <= 17 && a14 <= 19) && a28 <= 15) && 19 <= a14) && a3 <= 0) && 18 <= a26)) || ((((a28 <= 16 && a14 == 20) && a26 <= 17) && a4 <= 16) && a3 <= 0)) || ((((((a14 <= 19 && a1 == 1) && 17 <= a28) && a25 == 1) && 19 <= a14) && 17 <= a4) && a3 == 1)) || (((((a4 <= 17 && a14 <= 19) && 16 <= a28) && 19 <= a14) && 17 <= a4) && a3 <= 0)) || ((((a14 <= 19 && 17 <= a28) && 19 <= a14) && a4 <= 16) && a3 <= 0)) || ((((((a14 == 20 && a1 == 1) && a7 == 1) && a25 == 1) && 16 <= a28) && a3 == 1) && 18 <= a26)) || (((a14 == 20 && a7 == 1) && a4 <= 16) && a3 <= 0)) || (((a28 <= 15 && a14 == 18) && 17 <= a4) && a3 <= 0)) || (((((a14 == 20 && a1 == 1) && a28 <= 15) && 19 <= a26) && a25 == 1) && a3 == 1)) || (((((a14 == 20 && a1 == 1) && a28 <= 15) && a25 == 1) && a4 <= 16) && a3 == 1)) || ((((((a14 <= 19 && a1 == 1) && 19 <= a26) && 16 <= a28) && a25 == 1) && 19 <= a14) && a3 == 1)) || ((17 <= a28 && a14 == 18) && a3 <= 0)) || (a4 <= 16 && ((((((((a4 <= 17 && a28 <= 16) && a14 <= 19) && a1 == 1) && a25 == 1) && 16 <= a28) && a3 == 1) && 18 <= a26) || (((((a28 <= 16 && a1 == 1) && (((a4 <= 17 && a14 <= 19) && a7 == 1) || ((a4 <= 17 && a14 <= 19) && 17 <= a4))) && a25 == 1) && 16 <= a28) && a3 == 1)))) || (((a28 <= 16 && a14 == 20) && a7 == 1) && a3 <= 0)) || (((((((a4 <= 17 && a7 == 1) && a1 == 1) && a28 <= 15) && a26 <= 17) && a25 == 1) && 19 <= a14) && a3 == 1)) || (((((a1 == 1 && a28 <= 15) && a25 == 1) && a14 == 18) && 17 <= a4) && a3 == 1)) || (((((a4 <= 17 && a1 == 1) && a25 == 1) && a14 == 18) && 17 <= a4) && a3 == 1) - InvariantResult [Line: 1385]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((((((((((((((((((((a14 <= 19 && a7 == 1) && a28 <= 15) && 19 <= a14) && a3 <= 0) || ((((a1 == 1 && a25 == 1) && a14 == 18) && a3 == 1) && 18 <= a26)) || ((a14 == 20 && a28 <= 15) && a3 <= 0)) || (((((a28 <= 16 && a14 <= 19) && a7 == 1) && 19 <= a14) && 17 <= a4) && a3 <= 0)) || ((((a14 <= 19 && a28 <= 15) && 19 <= a26) && 19 <= a14) && a3 <= 0)) || ((((((a28 == 15 && a4 <= 17) && a14 == 20) && a1 == 1) && a7 == 1) && a25 == 1) && a3 == 1)) || (((((a14 == 20 && a1 == 1) && a28 <= 15) && a25 == 1) && a3 == 1) && a4 <= 16)) || ((((a28 <= 16 && a14 == 20) && 19 <= a26) && 17 <= a4) && a3 <= 0)) || ((((((a14 <= 19 && a7 == 1) && a1 == 1) && a25 == 1) && 19 <= a14) && 17 <= a4) && a3 == 1)) || ((((a4 <= 17 && a14 == 18) && 17 <= a4) && a3 <= 0) && 18 <= a26)) || ((((((a28 <= 16 && a14 <= 19) && 16 <= a28) && 19 <= a14) && 17 <= a4) && a3 <= 0) && 18 <= a26)) || (((((a7 == 1 && a1 == 1) && a28 <= 15) && a25 == 1) && a14 == 18) && a3 == 1)) || ((((((a14 <= 19 && a1 == 1) && a28 <= 15) && a26 <= 17) && a25 == 1) && 19 <= a14) && a3 == 1)) || ((((a1 == 1 && 17 <= a28) && a25 == 1) && a14 == 18) && a3 == 1)) || (((a7 == 1 && a14 == 18) && 17 <= a4) && a3 <= 0)) || ((((a14 == 20 && 17 <= a28) && a4 <= 16) && a3 <= 0) && 18 <= a26)) || (((((a14 == 20 && a1 == 1) && 17 <= a28) && a25 == 1) && a3 == 1) && 18 <= a26)) || (((((a14 <= 19 && a1 == 1) && a25 == 1) && a3 == 1) && a4 <= 16) && 18 <= a26)) || ((((((a4 <= 17 && a14 == 20) && a1 == 1) && 16 <= a28) && a25 == 1) && 17 <= a4) && a3 == 1)) || ((((((a14 == 20 && a7 == 1) && a1 == 1) && 16 <= a28) && a25 == 1) && a3 == 1) && 18 <= a26)) || (((a7 == 1 && 19 <= a26) && a14 == 18) && a3 <= 0)) || ((((a4 <= 17 && a14 == 20) && a7 == 1) && 19 <= a26) && a3 <= 0)) || (((((a14 <= 19 && a28 <= 15) && 19 <= a14) && a4 <= 16) && a3 <= 0) && 18 <= a26)) || ((((16 <= a28 && a14 == 18) && a4 <= 16) && a3 <= 0) && 18 <= a26)) || (((((a14 == 20 && a1 == 1) && a26 <= 17) && a25 == 1) && 17 <= a4) && a3 == 1)) || ((((((a28 <= 16 && a14 <= 19) && a1 == 1) && a25 == 1) && 19 <= a14) && a4 <= 16) && a3 == 1)) || ((((a4 <= 17 && a14 == 20) && a26 <= 17) && 17 <= a4) && a3 <= 0)) || (((a28 <= 15 && a26 <= 17) && a14 == 18) && a3 <= 0)) || (((((a28 <= 16 && a14 == 20) && a1 == 1) && a26 <= 17) && a25 == 1) && a3 == 1)) || ((((a28 <= 16 && a14 == 20) && a26 <= 17) && a4 <= 16) && a3 <= 0)) || ((((a14 <= 19 && a7 == 1) && 19 <= a14) && a3 <= 0) && 18 <= a26)) || ((((((a14 <= 19 && a1 == 1) && 17 <= a28) && a25 == 1) && 19 <= a14) && 17 <= a4) && a3 == 1)) || (((((((((a4 <= 17 && a28 <= 16) && a14 <= 19) && a1 == 1) && 16 <= a28) && a25 == 1) && a3 == 1) && 18 <= a26) || ((((a28 <= 16 && a1 == 1) && a25 == 1) && 16 <= a28) && ((((a4 <= 17 && a14 <= 19) && 17 <= a4) && a3 == 1) || (((a4 <= 17 && a14 <= 19) && a7 == 1) && a3 == 1)))) && a4 <= 16)) || (((((a4 <= 17 && a14 <= 19) && 16 <= a28) && 19 <= a14) && 17 <= a4) && a3 <= 0)) || ((((a14 <= 19 && 17 <= a28) && 19 <= a14) && a4 <= 16) && a3 <= 0)) || (((((((a4 <= 17 && a1 == 1) && a7 == 1) && a28 <= 15) && a26 <= 17) && a25 == 1) && 19 <= a14) && a3 == 1)) || (((a14 == 20 && a7 == 1) && a4 <= 16) && a3 <= 0)) || (((((a4 <= 17 && a14 <= 19) && 19 <= a14) && 17 <= a4) && a3 <= 0) && 18 <= a26)) || (((a28 <= 15 && a14 == 18) && 17 <= a4) && a3 <= 0)) || (((((a14 == 20 && a1 == 1) && a28 <= 15) && 19 <= a26) && a25 == 1) && a3 == 1)) || ((((((a14 <= 19 && a1 == 1) && 19 <= a26) && 16 <= a28) && a25 == 1) && 19 <= a14) && a3 == 1)) || ((17 <= a28 && a14 == 18) && a3 <= 0)) || (19 <= a14 && ((((((((a4 <= 17 && a28 <= 16) && a14 <= 19) && a1 == 1) && 16 <= a28) && a25 == 1) && a3 == 1) && 18 <= a26) || ((((a28 <= 16 && a1 == 1) && a25 == 1) && 16 <= a28) && ((((a4 <= 17 && a14 <= 19) && 17 <= a4) && a3 == 1) || (((a4 <= 17 && a14 <= 19) && a7 == 1) && a3 == 1)))))) || (((a28 <= 16 && a14 == 20) && a7 == 1) && a3 <= 0)) || (((((a1 == 1 && a28 <= 15) && a25 == 1) && a14 == 18) && 17 <= a4) && a3 == 1)) || (((((a4 <= 17 && a1 == 1) && a25 == 1) && a14 == 18) && 17 <= a4) && a3 == 1) - InvariantResult [Line: 2722]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((((((((((((((((((((a14 <= 19 && a7 == 1) && a28 <= 15) && 19 <= a14) && a3 <= 0) || ((((a1 == 1 && a25 == 1) && a14 == 18) && a3 == 1) && 18 <= a26)) || ((a14 == 20 && a28 <= 15) && a3 <= 0)) || (((((a28 <= 16 && a14 <= 19) && a7 == 1) && 19 <= a14) && 17 <= a4) && a3 <= 0)) || ((((a14 <= 19 && a28 <= 15) && 19 <= a26) && 19 <= a14) && a3 <= 0)) || ((((((a28 == 15 && a4 <= 17) && a14 == 20) && a1 == 1) && a7 == 1) && a25 == 1) && a3 == 1)) || (((((((a28 <= 16 && a1 == 1) && 16 <= a28) && a25 == 1) && (((a4 <= 17 && a14 <= 19) && a7 == 1) || ((a4 <= 17 && a14 <= 19) && 17 <= a4))) && a3 == 1) || (((((((a4 <= 17 && a28 <= 16) && a14 <= 19) && a1 == 1) && a25 == 1) && 16 <= a28) && a3 == 1) && 18 <= a26)) && 19 <= a14)) || ((((a28 <= 16 && a14 == 20) && 19 <= a26) && 17 <= a4) && a3 <= 0)) || ((((((a14 <= 19 && a7 == 1) && a1 == 1) && a25 == 1) && 19 <= a14) && 17 <= a4) && a3 == 1)) || ((((a4 <= 17 && a14 == 18) && 17 <= a4) && a3 <= 0) && 18 <= a26)) || ((((((a28 <= 16 && a14 <= 19) && 16 <= a28) && 19 <= a14) && 17 <= a4) && a3 <= 0) && 18 <= a26)) || (((((a7 == 1 && a1 == 1) && a28 <= 15) && a25 == 1) && a14 == 18) && a3 == 1)) || ((((((a14 <= 19 && a1 == 1) && a28 <= 15) && a26 <= 17) && a25 == 1) && 19 <= a14) && a3 == 1)) || ((((a1 == 1 && 17 <= a28) && a25 == 1) && a14 == 18) && a3 == 1)) || (((a7 == 1 && a14 == 18) && 17 <= a4) && a3 <= 0)) || ((((a14 == 20 && 17 <= a28) && a4 <= 16) && a3 <= 0) && 18 <= a26)) || (((((a14 == 20 && a1 == 1) && 17 <= a28) && a25 == 1) && a3 == 1) && 18 <= a26)) || (((((a14 <= 19 && a1 == 1) && a25 == 1) && a3 == 1) && a4 <= 16) && 18 <= a26)) || ((((((a4 <= 17 && a14 == 20) && a1 == 1) && 16 <= a28) && a25 == 1) && 17 <= a4) && a3 == 1)) || ((((((a14 == 20 && a7 == 1) && a1 == 1) && 16 <= a28) && a25 == 1) && a3 == 1) && 18 <= a26)) || (((a7 == 1 && 19 <= a26) && a14 == 18) && a3 <= 0)) || ((((a4 <= 17 && a14 == 20) && a7 == 1) && 19 <= a26) && a3 <= 0)) || (((((a14 <= 19 && a28 <= 15) && 19 <= a14) && a4 <= 16) && a3 <= 0) && 18 <= a26)) || ((((16 <= a28 && a14 == 18) && a4 <= 16) && a3 <= 0) && 18 <= a26)) || (((((a14 == 20 && a1 == 1) && a26 <= 17) && a25 == 1) && 17 <= a4) && a3 == 1)) || ((((((a28 <= 16 && a14 <= 19) && a1 == 1) && a25 == 1) && 19 <= a14) && a4 <= 16) && a3 == 1)) || ((((a4 <= 17 && a14 == 20) && a26 <= 17) && 17 <= a4) && a3 <= 0)) || (((a28 <= 15 && a26 <= 17) && a14 == 18) && a3 <= 0)) || (((((a28 <= 16 && a14 == 20) && a1 == 1) && a26 <= 17) && a25 == 1) && a3 == 1)) || ((((a28 <= 16 && a14 == 20) && a26 <= 17) && a4 <= 16) && a3 <= 0)) || ((((a14 <= 19 && a7 == 1) && 19 <= a14) && a3 <= 0) && 18 <= a26)) || ((((((a14 <= 19 && a1 == 1) && 17 <= a28) && a25 == 1) && 19 <= a14) && 17 <= a4) && a3 == 1)) || (((((a4 <= 17 && a14 <= 19) && 16 <= a28) && 19 <= a14) && 17 <= a4) && a3 <= 0)) || ((((a14 <= 19 && 17 <= a28) && 19 <= a14) && a4 <= 16) && a3 <= 0)) || (((((((a4 <= 17 && a1 == 1) && a7 == 1) && a28 <= 15) && a26 <= 17) && a25 == 1) && 19 <= a14) && a3 == 1)) || (((a14 == 20 && a7 == 1) && a4 <= 16) && a3 <= 0)) || (((((a4 <= 17 && a14 <= 19) && 19 <= a14) && 17 <= a4) && a3 <= 0) && 18 <= a26)) || (((a28 <= 15 && a14 == 18) && 17 <= a4) && a3 <= 0)) || (((((a14 == 20 && a1 == 1) && a28 <= 15) && 19 <= a26) && a25 == 1) && a3 == 1)) || (((((((a28 <= 16 && a1 == 1) && 16 <= a28) && a25 == 1) && (((a4 <= 17 && a14 <= 19) && a7 == 1) || ((a4 <= 17 && a14 <= 19) && 17 <= a4))) && a3 == 1) || (((((((a4 <= 17 && a28 <= 16) && a14 <= 19) && a1 == 1) && a25 == 1) && 16 <= a28) && a3 == 1) && 18 <= a26)) && a4 <= 16)) || (((((a14 == 20 && a1 == 1) && a28 <= 15) && a25 == 1) && a4 <= 16) && a3 == 1)) || ((((((a14 <= 19 && a1 == 1) && 19 <= a26) && 16 <= a28) && a25 == 1) && 19 <= a14) && a3 == 1)) || ((17 <= a28 && a14 == 18) && a3 <= 0)) || (((a28 <= 16 && a14 == 20) && a7 == 1) && a3 <= 0)) || (((((a1 == 1 && a28 <= 15) && a25 == 1) && a14 == 18) && 17 <= a4) && a3 == 1)) || (((((a4 <= 17 && a1 == 1) && a25 == 1) && a14 == 18) && 17 <= a4) && a3 == 1) - InvariantResult [Line: 4084]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((((((((((((((((((((a14 <= 19 && a7 == 1) && a28 <= 15) && 19 <= a14) && a3 <= 0) || ((((a1 == 1 && a25 == 1) && a14 == 18) && a3 == 1) && 18 <= a26)) || ((a14 == 20 && a28 <= 15) && a3 <= 0)) || (((((a28 <= 16 && a14 <= 19) && a7 == 1) && 19 <= a14) && 17 <= a4) && a3 <= 0)) || ((((a14 <= 19 && a28 <= 15) && 19 <= a26) && 19 <= a14) && a3 <= 0)) || ((((((a28 == 15 && a4 <= 17) && a14 == 20) && a1 == 1) && a7 == 1) && a25 == 1) && a3 == 1)) || (((((((a28 <= 16 && a1 == 1) && 16 <= a28) && a25 == 1) && (((a4 <= 17 && a14 <= 19) && a7 == 1) || ((a4 <= 17 && a14 <= 19) && 17 <= a4))) && a3 == 1) || (((((((a4 <= 17 && a28 <= 16) && a14 <= 19) && a1 == 1) && a25 == 1) && 16 <= a28) && a3 == 1) && 18 <= a26)) && 19 <= a14)) || ((((a28 <= 16 && a14 == 20) && 19 <= a26) && 17 <= a4) && a3 <= 0)) || ((((((a14 <= 19 && a7 == 1) && a1 == 1) && a25 == 1) && 19 <= a14) && 17 <= a4) && a3 == 1)) || ((((a4 <= 17 && a14 == 18) && 17 <= a4) && a3 <= 0) && 18 <= a26)) || ((((((a28 <= 16 && a14 <= 19) && 16 <= a28) && 19 <= a14) && 17 <= a4) && a3 <= 0) && 18 <= a26)) || (((((a7 == 1 && a1 == 1) && a28 <= 15) && a25 == 1) && a14 == 18) && a3 == 1)) || ((((((a14 <= 19 && a1 == 1) && a28 <= 15) && a26 <= 17) && a25 == 1) && 19 <= a14) && a3 == 1)) || ((((a1 == 1 && 17 <= a28) && a25 == 1) && a14 == 18) && a3 == 1)) || (((a7 == 1 && a14 == 18) && 17 <= a4) && a3 <= 0)) || ((((a14 == 20 && 17 <= a28) && a4 <= 16) && a3 <= 0) && 18 <= a26)) || (((((a14 == 20 && a1 == 1) && 17 <= a28) && a25 == 1) && a3 == 1) && 18 <= a26)) || (((((a14 <= 19 && a1 == 1) && a25 == 1) && a3 == 1) && a4 <= 16) && 18 <= a26)) || ((((((a4 <= 17 && a14 == 20) && a1 == 1) && 16 <= a28) && a25 == 1) && 17 <= a4) && a3 == 1)) || ((((((a14 == 20 && a7 == 1) && a1 == 1) && 16 <= a28) && a25 == 1) && a3 == 1) && 18 <= a26)) || (((a7 == 1 && 19 <= a26) && a14 == 18) && a3 <= 0)) || ((((a4 <= 17 && a14 == 20) && a7 == 1) && 19 <= a26) && a3 <= 0)) || (((((a14 <= 19 && a28 <= 15) && 19 <= a14) && a4 <= 16) && a3 <= 0) && 18 <= a26)) || ((((16 <= a28 && a14 == 18) && a4 <= 16) && a3 <= 0) && 18 <= a26)) || (((((a14 == 20 && a1 == 1) && a26 <= 17) && a25 == 1) && 17 <= a4) && a3 == 1)) || ((((((a28 <= 16 && a14 <= 19) && a1 == 1) && a25 == 1) && 19 <= a14) && a4 <= 16) && a3 == 1)) || ((((a4 <= 17 && a14 == 20) && a26 <= 17) && 17 <= a4) && a3 <= 0)) || (((a28 <= 15 && a26 <= 17) && a14 == 18) && a3 <= 0)) || (((((a28 <= 16 && a14 == 20) && a1 == 1) && a26 <= 17) && a25 == 1) && a3 == 1)) || ((((a28 <= 16 && a14 == 20) && a26 <= 17) && a4 <= 16) && a3 <= 0)) || ((((a14 <= 19 && a7 == 1) && 19 <= a14) && a3 <= 0) && 18 <= a26)) || ((((((a14 <= 19 && a1 == 1) && 17 <= a28) && a25 == 1) && 19 <= a14) && 17 <= a4) && a3 == 1)) || (((((a4 <= 17 && a14 <= 19) && 16 <= a28) && 19 <= a14) && 17 <= a4) && a3 <= 0)) || ((((a14 <= 19 && 17 <= a28) && 19 <= a14) && a4 <= 16) && a3 <= 0)) || (((((((a4 <= 17 && a1 == 1) && a7 == 1) && a28 <= 15) && a26 <= 17) && a25 == 1) && 19 <= a14) && a3 == 1)) || (((a14 == 20 && a7 == 1) && a4 <= 16) && a3 <= 0)) || (((((a4 <= 17 && a14 <= 19) && 19 <= a14) && 17 <= a4) && a3 <= 0) && 18 <= a26)) || (((a28 <= 15 && a14 == 18) && 17 <= a4) && a3 <= 0)) || (((((a14 == 20 && a1 == 1) && a28 <= 15) && 19 <= a26) && a25 == 1) && a3 == 1)) || (((((((a28 <= 16 && a1 == 1) && 16 <= a28) && a25 == 1) && (((a4 <= 17 && a14 <= 19) && a7 == 1) || ((a4 <= 17 && a14 <= 19) && 17 <= a4))) && a3 == 1) || (((((((a4 <= 17 && a28 <= 16) && a14 <= 19) && a1 == 1) && a25 == 1) && 16 <= a28) && a3 == 1) && 18 <= a26)) && a4 <= 16)) || (((((a14 == 20 && a1 == 1) && a28 <= 15) && a25 == 1) && a4 <= 16) && a3 == 1)) || ((((((a14 <= 19 && a1 == 1) && 19 <= a26) && 16 <= a28) && a25 == 1) && 19 <= a14) && a3 == 1)) || ((17 <= a28 && a14 == 18) && a3 <= 0)) || (((a28 <= 16 && a14 == 20) && a7 == 1) && a3 <= 0)) || (((((a1 == 1 && a28 <= 15) && a25 == 1) && a14 == 18) && 17 <= a4) && a3 == 1)) || (((((a4 <= 17 && a1 == 1) && a25 == 1) && a14 == 18) && 17 <= a4) && a3 == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 763 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 349.4s, OverallIterations: 23, TraceHistogramMax: 17, AutomataDifference: 106.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 27.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 17699 SDtfs, 19380 SDslu, 2687 SDs, 0 SdLazy, 62907 SolverSat, 15308 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 67.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 41827 GetRequests, 41753 SyntacticMatches, 6 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=89447occurred in iteration=22, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 12.2s AutomataMinimizationTime, 23 MinimizatonAttempts, 76299 StatesRemovedByMinimization, 14 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 6 LocationsWithAnnotation, 6 PreInvPairs, 661 NumberOfFragments, 4524 HoareAnnotationTreeSize, 6 FomulaSimplifications, 139504 FormulaSimplificationTreeSizeReduction, 3.2s HoareSimplificationTime, 6 FomulaSimplificationsInter, 63981 FormulaSimplificationTreeSizeReductionInter, 24.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 2.4s SsaConstructionTime, 5.8s SatisfiabilityAnalysisTime, 126.2s InterpolantComputationTime, 67451 NumberOfCodeBlocks, 67451 NumberOfCodeBlocksAsserted, 29 NumberOfCheckSat, 88289 ConstructedInterpolants, 0 QuantifiedInterpolants, 540437650 SizeOfPredicates, 0 NumberOfNonLiveVariables, 24287 ConjunctsInSsa, 12 ConjunctsInUnsatCore, 35 InterpolantComputations, 29 PerfectInterpolantSequences, 248964/250214 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...