./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label32.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 54858612 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem16_label32.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8d03d27616b4cd474d24b8a266c713eb9d73f997 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-5485861 [2020-10-25 20:57:07,850 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-25 20:57:07,853 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-25 20:57:07,887 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-25 20:57:07,888 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-25 20:57:07,889 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-25 20:57:07,891 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-25 20:57:07,894 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-25 20:57:07,896 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-25 20:57:07,897 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-25 20:57:07,898 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-25 20:57:07,900 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-25 20:57:07,901 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-25 20:57:07,902 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-25 20:57:07,903 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-25 20:57:07,905 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-25 20:57:07,906 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-25 20:57:07,907 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-25 20:57:07,915 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-25 20:57:07,918 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-25 20:57:07,920 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-25 20:57:07,922 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-25 20:57:07,924 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-25 20:57:07,925 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-25 20:57:07,928 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-25 20:57:07,929 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-25 20:57:07,930 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-25 20:57:07,931 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-25 20:57:07,931 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-25 20:57:07,933 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-25 20:57:07,933 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-25 20:57:07,934 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-25 20:57:07,935 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-25 20:57:07,937 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-25 20:57:07,938 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-25 20:57:07,939 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-25 20:57:07,940 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-25 20:57:07,940 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-25 20:57:07,941 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-25 20:57:07,942 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-25 20:57:07,943 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-25 20:57:07,944 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-25 20:57:07,971 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-25 20:57:07,972 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-25 20:57:07,973 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-25 20:57:07,974 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-25 20:57:07,974 INFO L138 SettingsManager]: * Use SBE=true [2020-10-25 20:57:07,974 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-25 20:57:07,975 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-25 20:57:07,975 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-25 20:57:07,975 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-25 20:57:07,975 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-25 20:57:07,976 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-25 20:57:07,976 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-25 20:57:07,976 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-25 20:57:07,976 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-25 20:57:07,977 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-25 20:57:07,977 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-25 20:57:07,977 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-25 20:57:07,977 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-25 20:57:07,978 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-25 20:57:07,978 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-25 20:57:07,978 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-25 20:57:07,978 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-25 20:57:07,979 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-25 20:57:07,979 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-25 20:57:07,979 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-25 20:57:07,979 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-25 20:57:07,980 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-25 20:57:07,980 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-25 20:57:07,980 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-25 20:57:07,980 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8d03d27616b4cd474d24b8a266c713eb9d73f997 [2020-10-25 20:57:08,431 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-25 20:57:08,475 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-25 20:57:08,480 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-25 20:57:08,482 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-25 20:57:08,484 INFO L275 PluginConnector]: CDTParser initialized [2020-10-25 20:57:08,486 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label32.c [2020-10-25 20:57:08,556 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a1cf70ac/bfb8c2e0374a40b98a809c2cef0ea147/FLAG71ef64b9b [2020-10-25 20:57:09,429 INFO L306 CDTParser]: Found 1 translation units. [2020-10-25 20:57:09,431 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label32.c [2020-10-25 20:57:09,463 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a1cf70ac/bfb8c2e0374a40b98a809c2cef0ea147/FLAG71ef64b9b [2020-10-25 20:57:09,981 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a1cf70ac/bfb8c2e0374a40b98a809c2cef0ea147 [2020-10-25 20:57:09,984 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-25 20:57:09,992 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-25 20:57:09,994 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-25 20:57:09,995 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-25 20:57:09,999 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-25 20:57:10,000 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 08:57:09" (1/1) ... [2020-10-25 20:57:10,004 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68a3d0f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:57:10, skipping insertion in model container [2020-10-25 20:57:10,005 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 08:57:09" (1/1) ... [2020-10-25 20:57:10,014 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-25 20:57:10,089 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-25 20:57:10,901 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-25 20:57:10,915 INFO L203 MainTranslator]: Completed pre-run [2020-10-25 20:57:11,261 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-25 20:57:11,288 INFO L208 MainTranslator]: Completed translation [2020-10-25 20:57:11,289 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:57:11 WrapperNode [2020-10-25 20:57:11,289 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-25 20:57:11,291 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-25 20:57:11,291 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-25 20:57:11,292 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-25 20:57:11,301 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:57:11" (1/1) ... [2020-10-25 20:57:11,356 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:57:11" (1/1) ... [2020-10-25 20:57:11,538 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-25 20:57:11,540 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-25 20:57:11,541 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-25 20:57:11,542 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-25 20:57:11,552 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:57:11" (1/1) ... [2020-10-25 20:57:11,552 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:57:11" (1/1) ... [2020-10-25 20:57:11,607 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:57:11" (1/1) ... [2020-10-25 20:57:11,608 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:57:11" (1/1) ... [2020-10-25 20:57:11,743 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:57:11" (1/1) ... [2020-10-25 20:57:11,805 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:57:11" (1/1) ... [2020-10-25 20:57:11,843 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:57:11" (1/1) ... [2020-10-25 20:57:11,875 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-25 20:57:11,877 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-25 20:57:11,877 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-25 20:57:11,877 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-25 20:57:11,878 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:57:11" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2020-10-25 20:57:11,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-25 20:57:11,976 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-25 20:57:11,976 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-25 20:57:11,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-25 20:57:14,292 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-25 20:57:14,292 INFO L298 CfgBuilder]: Removed 11 assume(true) statements. [2020-10-25 20:57:14,295 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 08:57:14 BoogieIcfgContainer [2020-10-25 20:57:14,295 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-25 20:57:14,297 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-25 20:57:14,297 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-25 20:57:14,301 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-25 20:57:14,301 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.10 08:57:09" (1/3) ... [2020-10-25 20:57:14,302 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7dc650d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.10 08:57:14, skipping insertion in model container [2020-10-25 20:57:14,302 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:57:11" (2/3) ... [2020-10-25 20:57:14,302 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7dc650d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.10 08:57:14, skipping insertion in model container [2020-10-25 20:57:14,303 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 08:57:14" (3/3) ... [2020-10-25 20:57:14,304 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem16_label32.c [2020-10-25 20:57:14,316 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-25 20:57:14,322 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-25 20:57:14,335 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-25 20:57:14,370 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-25 20:57:14,371 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-25 20:57:14,371 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-25 20:57:14,371 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-25 20:57:14,371 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-25 20:57:14,372 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-25 20:57:14,372 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-25 20:57:14,372 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-25 20:57:14,397 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states. [2020-10-25 20:57:14,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-10-25 20:57:14,405 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:57:14,406 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] [2020-10-25 20:57:14,406 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:57:14,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:57:14,413 INFO L82 PathProgramCache]: Analyzing trace with hash 563919826, now seen corresponding path program 1 times [2020-10-25 20:57:14,423 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:57:14,424 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [662220521] [2020-10-25 20:57:14,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:57:14,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:57:14,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 20:57:14,773 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [662220521] [2020-10-25 20:57:14,775 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:57:14,775 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-25 20:57:14,777 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2079835028] [2020-10-25 20:57:14,783 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:57:14,784 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:57:14,805 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:57:14,807 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:57:14,810 INFO L87 Difference]: Start difference. First operand 397 states. Second operand 3 states. [2020-10-25 20:57:17,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:57:17,289 INFO L93 Difference]: Finished difference Result 1123 states and 2104 transitions. [2020-10-25 20:57:17,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:57:17,292 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2020-10-25 20:57:17,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:57:17,320 INFO L225 Difference]: With dead ends: 1123 [2020-10-25 20:57:17,321 INFO L226 Difference]: Without dead ends: 662 [2020-10-25 20:57:17,326 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 [2020-10-25 20:57:17,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 662 states. [2020-10-25 20:57:17,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 662 to 662. [2020-10-25 20:57:17,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 662 states. [2020-10-25 20:57:17,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 662 states and 1004 transitions. [2020-10-25 20:57:17,463 INFO L78 Accepts]: Start accepts. Automaton has 662 states and 1004 transitions. Word has length 48 [2020-10-25 20:57:17,464 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:57:17,464 INFO L481 AbstractCegarLoop]: Abstraction has 662 states and 1004 transitions. [2020-10-25 20:57:17,464 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:57:17,464 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1004 transitions. [2020-10-25 20:57:17,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2020-10-25 20:57:17,473 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:57:17,474 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 20:57:17,474 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-25 20:57:17,475 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:57:17,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:57:17,476 INFO L82 PathProgramCache]: Analyzing trace with hash -77003284, now seen corresponding path program 1 times [2020-10-25 20:57:17,477 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:57:17,477 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [729024368] [2020-10-25 20:57:17,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:57:17,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:57:17,844 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 20:57:17,844 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [729024368] [2020-10-25 20:57:17,845 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:57:17,845 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 20:57:17,845 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1777905549] [2020-10-25 20:57:17,847 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-25 20:57:17,848 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:57:17,849 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-25 20:57:17,849 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-25 20:57:17,849 INFO L87 Difference]: Start difference. First operand 662 states and 1004 transitions. Second operand 4 states. [2020-10-25 20:57:21,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:57:21,175 INFO L93 Difference]: Finished difference Result 2309 states and 3414 transitions. [2020-10-25 20:57:21,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-25 20:57:21,177 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 116 [2020-10-25 20:57:21,178 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:57:21,188 INFO L225 Difference]: With dead ends: 2309 [2020-10-25 20:57:21,188 INFO L226 Difference]: Without dead ends: 1649 [2020-10-25 20:57:21,192 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 [2020-10-25 20:57:21,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1649 states. [2020-10-25 20:57:21,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1649 to 1649. [2020-10-25 20:57:21,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1649 states. [2020-10-25 20:57:21,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1649 states to 1649 states and 2310 transitions. [2020-10-25 20:57:21,253 INFO L78 Accepts]: Start accepts. Automaton has 1649 states and 2310 transitions. Word has length 116 [2020-10-25 20:57:21,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:57:21,256 INFO L481 AbstractCegarLoop]: Abstraction has 1649 states and 2310 transitions. [2020-10-25 20:57:21,256 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-25 20:57:21,256 INFO L276 IsEmpty]: Start isEmpty. Operand 1649 states and 2310 transitions. [2020-10-25 20:57:21,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2020-10-25 20:57:21,262 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:57:21,263 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 20:57:21,263 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-25 20:57:21,263 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:57:21,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:57:21,264 INFO L82 PathProgramCache]: Analyzing trace with hash 195582997, now seen corresponding path program 1 times [2020-10-25 20:57:21,265 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:57:21,265 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [598373092] [2020-10-25 20:57:21,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:57:21,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:57:21,481 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 20:57:21,482 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [598373092] [2020-10-25 20:57:21,482 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:57:21,482 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-25 20:57:21,483 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2016721836] [2020-10-25 20:57:21,484 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:57:21,484 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:57:21,485 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:57:21,485 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:57:21,485 INFO L87 Difference]: Start difference. First operand 1649 states and 2310 transitions. Second operand 3 states. [2020-10-25 20:57:23,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:57:23,605 INFO L93 Difference]: Finished difference Result 3625 states and 5242 transitions. [2020-10-25 20:57:23,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:57:23,606 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 179 [2020-10-25 20:57:23,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:57:23,625 INFO L225 Difference]: With dead ends: 3625 [2020-10-25 20:57:23,626 INFO L226 Difference]: Without dead ends: 2307 [2020-10-25 20:57:23,629 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 [2020-10-25 20:57:23,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2307 states. [2020-10-25 20:57:23,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2307 to 2307. [2020-10-25 20:57:23,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2307 states. [2020-10-25 20:57:23,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2307 states to 2307 states and 3113 transitions. [2020-10-25 20:57:23,727 INFO L78 Accepts]: Start accepts. Automaton has 2307 states and 3113 transitions. Word has length 179 [2020-10-25 20:57:23,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:57:23,728 INFO L481 AbstractCegarLoop]: Abstraction has 2307 states and 3113 transitions. [2020-10-25 20:57:23,729 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:57:23,729 INFO L276 IsEmpty]: Start isEmpty. Operand 2307 states and 3113 transitions. [2020-10-25 20:57:23,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2020-10-25 20:57:23,735 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:57:23,736 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 20:57:23,736 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-25 20:57:23,736 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:57:23,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:57:23,739 INFO L82 PathProgramCache]: Analyzing trace with hash 2069365446, now seen corresponding path program 1 times [2020-10-25 20:57:23,739 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:57:23,741 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [723076556] [2020-10-25 20:57:23,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:57:23,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:57:23,989 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2020-10-25 20:57:23,990 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [723076556] [2020-10-25 20:57:23,990 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:57:23,990 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-25 20:57:23,990 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [171164923] [2020-10-25 20:57:23,991 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:57:23,992 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:57:23,992 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:57:23,993 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:57:23,993 INFO L87 Difference]: Start difference. First operand 2307 states and 3113 transitions. Second operand 3 states. [2020-10-25 20:57:25,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:57:25,927 INFO L93 Difference]: Finished difference Result 5599 states and 7699 transitions. [2020-10-25 20:57:25,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:57:25,928 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 214 [2020-10-25 20:57:25,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:57:25,947 INFO L225 Difference]: With dead ends: 5599 [2020-10-25 20:57:25,948 INFO L226 Difference]: Without dead ends: 3623 [2020-10-25 20:57:25,951 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 [2020-10-25 20:57:25,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3623 states. [2020-10-25 20:57:26,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3623 to 2965. [2020-10-25 20:57:26,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2965 states. [2020-10-25 20:57:26,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2965 states to 2965 states and 3688 transitions. [2020-10-25 20:57:26,025 INFO L78 Accepts]: Start accepts. Automaton has 2965 states and 3688 transitions. Word has length 214 [2020-10-25 20:57:26,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:57:26,026 INFO L481 AbstractCegarLoop]: Abstraction has 2965 states and 3688 transitions. [2020-10-25 20:57:26,026 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:57:26,026 INFO L276 IsEmpty]: Start isEmpty. Operand 2965 states and 3688 transitions. [2020-10-25 20:57:26,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2020-10-25 20:57:26,029 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:57:26,030 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 20:57:26,030 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-25 20:57:26,030 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:57:26,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:57:26,031 INFO L82 PathProgramCache]: Analyzing trace with hash 1212851991, now seen corresponding path program 1 times [2020-10-25 20:57:26,032 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:57:26,032 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [932183100] [2020-10-25 20:57:26,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:57:26,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:57:26,217 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 177 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 20:57:26,218 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [932183100] [2020-10-25 20:57:26,218 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:57:26,218 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 20:57:26,219 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [212629153] [2020-10-25 20:57:26,219 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:57:26,220 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:57:26,220 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:57:26,221 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:57:26,221 INFO L87 Difference]: Start difference. First operand 2965 states and 3688 transitions. Second operand 3 states. [2020-10-25 20:57:28,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:57:28,231 INFO L93 Difference]: Finished difference Result 6915 states and 8657 transitions. [2020-10-25 20:57:28,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:57:28,238 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 231 [2020-10-25 20:57:28,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:57:28,256 INFO L225 Difference]: With dead ends: 6915 [2020-10-25 20:57:28,256 INFO L226 Difference]: Without dead ends: 3623 [2020-10-25 20:57:28,261 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 [2020-10-25 20:57:28,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3623 states. [2020-10-25 20:57:28,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3623 to 3623. [2020-10-25 20:57:28,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3623 states. [2020-10-25 20:57:28,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3623 states to 3623 states and 3898 transitions. [2020-10-25 20:57:28,345 INFO L78 Accepts]: Start accepts. Automaton has 3623 states and 3898 transitions. Word has length 231 [2020-10-25 20:57:28,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:57:28,346 INFO L481 AbstractCegarLoop]: Abstraction has 3623 states and 3898 transitions. [2020-10-25 20:57:28,346 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:57:28,346 INFO L276 IsEmpty]: Start isEmpty. Operand 3623 states and 3898 transitions. [2020-10-25 20:57:28,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2020-10-25 20:57:28,350 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:57:28,351 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 20:57:28,351 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-25 20:57:28,352 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:57:28,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:57:28,352 INFO L82 PathProgramCache]: Analyzing trace with hash 1381105681, now seen corresponding path program 1 times [2020-10-25 20:57:28,353 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:57:28,353 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [770493716] [2020-10-25 20:57:28,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:57:28,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:57:28,627 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 20:57:28,628 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [770493716] [2020-10-25 20:57:28,629 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:57:28,629 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 20:57:28,630 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2121879744] [2020-10-25 20:57:28,630 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:57:28,631 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:57:28,632 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:57:28,633 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:57:28,634 INFO L87 Difference]: Start difference. First operand 3623 states and 3898 transitions. Second operand 3 states. [2020-10-25 20:57:30,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:57:30,402 INFO L93 Difference]: Finished difference Result 8231 states and 8905 transitions. [2020-10-25 20:57:30,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:57:30,403 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 283 [2020-10-25 20:57:30,404 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:57:30,427 INFO L225 Difference]: With dead ends: 8231 [2020-10-25 20:57:30,427 INFO L226 Difference]: Without dead ends: 4939 [2020-10-25 20:57:30,433 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 [2020-10-25 20:57:30,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4939 states. [2020-10-25 20:57:30,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4939 to 4939. [2020-10-25 20:57:30,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4939 states. [2020-10-25 20:57:30,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4939 states to 4939 states and 5192 transitions. [2020-10-25 20:57:30,520 INFO L78 Accepts]: Start accepts. Automaton has 4939 states and 5192 transitions. Word has length 283 [2020-10-25 20:57:30,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:57:30,521 INFO L481 AbstractCegarLoop]: Abstraction has 4939 states and 5192 transitions. [2020-10-25 20:57:30,521 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:57:30,521 INFO L276 IsEmpty]: Start isEmpty. Operand 4939 states and 5192 transitions. [2020-10-25 20:57:30,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 388 [2020-10-25 20:57:30,529 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:57:30,529 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 20:57:30,530 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-25 20:57:30,530 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:57:30,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:57:30,531 INFO L82 PathProgramCache]: Analyzing trace with hash 1630227729, now seen corresponding path program 1 times [2020-10-25 20:57:30,531 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:57:30,532 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [591885987] [2020-10-25 20:57:30,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:57:30,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:57:30,829 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2020-10-25 20:57:30,830 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [591885987] [2020-10-25 20:57:30,830 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:57:30,830 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 20:57:30,831 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [838962148] [2020-10-25 20:57:30,832 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:57:30,832 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:57:30,832 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:57:30,833 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:57:30,833 INFO L87 Difference]: Start difference. First operand 4939 states and 5192 transitions. Second operand 3 states. [2020-10-25 20:57:32,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:57:32,448 INFO L93 Difference]: Finished difference Result 10863 states and 11493 transitions. [2020-10-25 20:57:32,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:57:32,449 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 387 [2020-10-25 20:57:32,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:57:32,477 INFO L225 Difference]: With dead ends: 10863 [2020-10-25 20:57:32,477 INFO L226 Difference]: Without dead ends: 6255 [2020-10-25 20:57:32,485 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 [2020-10-25 20:57:32,496 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6255 states. [2020-10-25 20:57:32,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6255 to 6255. [2020-10-25 20:57:32,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6255 states. [2020-10-25 20:57:32,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6255 states to 6255 states and 6597 transitions. [2020-10-25 20:57:32,603 INFO L78 Accepts]: Start accepts. Automaton has 6255 states and 6597 transitions. Word has length 387 [2020-10-25 20:57:32,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:57:32,604 INFO L481 AbstractCegarLoop]: Abstraction has 6255 states and 6597 transitions. [2020-10-25 20:57:32,604 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:57:32,605 INFO L276 IsEmpty]: Start isEmpty. Operand 6255 states and 6597 transitions. [2020-10-25 20:57:32,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 442 [2020-10-25 20:57:32,614 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:57:32,615 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 20:57:32,615 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-25 20:57:32,616 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:57:32,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:57:32,616 INFO L82 PathProgramCache]: Analyzing trace with hash -598325910, now seen corresponding path program 1 times [2020-10-25 20:57:32,617 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:57:32,617 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1530749147] [2020-10-25 20:57:32,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:57:32,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:57:33,018 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2020-10-25 20:57:33,018 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1530749147] [2020-10-25 20:57:33,019 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:57:33,019 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 20:57:33,019 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2056346547] [2020-10-25 20:57:33,020 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:57:33,021 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:57:33,021 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:57:33,021 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:57:33,022 INFO L87 Difference]: Start difference. First operand 6255 states and 6597 transitions. Second operand 3 states. [2020-10-25 20:57:34,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:57:34,638 INFO L93 Difference]: Finished difference Result 13495 states and 14303 transitions. [2020-10-25 20:57:34,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:57:34,639 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 441 [2020-10-25 20:57:34,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:57:34,679 INFO L225 Difference]: With dead ends: 13495 [2020-10-25 20:57:34,680 INFO L226 Difference]: Without dead ends: 7571 [2020-10-25 20:57:34,689 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 [2020-10-25 20:57:34,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7571 states. [2020-10-25 20:57:34,820 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7571 to 7571. [2020-10-25 20:57:34,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7571 states. [2020-10-25 20:57:34,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7571 states to 7571 states and 7947 transitions. [2020-10-25 20:57:34,834 INFO L78 Accepts]: Start accepts. Automaton has 7571 states and 7947 transitions. Word has length 441 [2020-10-25 20:57:34,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:57:34,835 INFO L481 AbstractCegarLoop]: Abstraction has 7571 states and 7947 transitions. [2020-10-25 20:57:34,835 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:57:34,836 INFO L276 IsEmpty]: Start isEmpty. Operand 7571 states and 7947 transitions. [2020-10-25 20:57:34,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 503 [2020-10-25 20:57:34,847 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:57:34,848 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 20:57:34,848 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-25 20:57:34,849 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:57:34,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:57:34,849 INFO L82 PathProgramCache]: Analyzing trace with hash 1470153370, now seen corresponding path program 1 times [2020-10-25 20:57:34,850 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:57:34,850 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1180685979] [2020-10-25 20:57:34,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:57:34,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:57:35,540 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 267 trivial. 0 not checked. [2020-10-25 20:57:35,541 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1180685979] [2020-10-25 20:57:35,541 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2083127440] [2020-10-25 20:57:35,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2020-10-25 20:57:35,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:57:35,709 INFO L263 TraceCheckSpWp]: Trace formula consists of 614 conjuncts, 2 conjunts are in the unsatisfiable core [2020-10-25 20:57:35,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-25 20:57:36,488 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 309 trivial. 0 not checked. [2020-10-25 20:57:36,489 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-10-25 20:57:36,490 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [3] total 4 [2020-10-25 20:57:36,490 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [806603351] [2020-10-25 20:57:36,491 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:57:36,492 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:57:36,492 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:57:36,493 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-25 20:57:36,493 INFO L87 Difference]: Start difference. First operand 7571 states and 7947 transitions. Second operand 3 states. [2020-10-25 20:57:37,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:57:37,961 INFO L93 Difference]: Finished difference Result 9218 states and 9631 transitions. [2020-10-25 20:57:37,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:57:37,962 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 502 [2020-10-25 20:57:37,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:57:37,981 INFO L225 Difference]: With dead ends: 9218 [2020-10-25 20:57:37,982 INFO L226 Difference]: Without dead ends: 9216 [2020-10-25 20:57:37,985 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 504 GetRequests, 501 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-25 20:57:37,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9216 states. [2020-10-25 20:57:38,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9216 to 7900. [2020-10-25 20:57:38,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7900 states. [2020-10-25 20:57:38,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7900 states to 7900 states and 8289 transitions. [2020-10-25 20:57:38,127 INFO L78 Accepts]: Start accepts. Automaton has 7900 states and 8289 transitions. Word has length 502 [2020-10-25 20:57:38,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:57:38,128 INFO L481 AbstractCegarLoop]: Abstraction has 7900 states and 8289 transitions. [2020-10-25 20:57:38,129 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:57:38,129 INFO L276 IsEmpty]: Start isEmpty. Operand 7900 states and 8289 transitions. [2020-10-25 20:57:38,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1244 [2020-10-25 20:57:38,157 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:57:38,158 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 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, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 4, 4, 4, 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, 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] [2020-10-25 20:57:38,372 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2020-10-25 20:57:38,373 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:57:38,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:57:38,374 INFO L82 PathProgramCache]: Analyzing trace with hash -1963585202, now seen corresponding path program 1 times [2020-10-25 20:57:38,375 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:57:38,375 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1277495120] [2020-10-25 20:57:38,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:57:38,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:57:40,033 INFO L134 CoverageAnalysis]: Checked inductivity of 2824 backedges. 1965 proven. 0 refuted. 0 times theorem prover too weak. 859 trivial. 0 not checked. [2020-10-25 20:57:40,033 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1277495120] [2020-10-25 20:57:40,034 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:57:40,034 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 20:57:40,034 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [52649999] [2020-10-25 20:57:40,036 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:57:40,036 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:57:40,036 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:57:40,037 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:57:40,037 INFO L87 Difference]: Start difference. First operand 7900 states and 8289 transitions. Second operand 3 states. [2020-10-25 20:57:41,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:57:41,504 INFO L93 Difference]: Finished difference Result 15469 states and 16245 transitions. [2020-10-25 20:57:41,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:57:41,504 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1243 [2020-10-25 20:57:41,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:57:41,521 INFO L225 Difference]: With dead ends: 15469 [2020-10-25 20:57:41,522 INFO L226 Difference]: Without dead ends: 7900 [2020-10-25 20:57:41,532 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 [2020-10-25 20:57:41,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7900 states. [2020-10-25 20:57:41,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7900 to 7900. [2020-10-25 20:57:41,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7900 states. [2020-10-25 20:57:41,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7900 states to 7900 states and 8181 transitions. [2020-10-25 20:57:41,641 INFO L78 Accepts]: Start accepts. Automaton has 7900 states and 8181 transitions. Word has length 1243 [2020-10-25 20:57:41,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:57:41,643 INFO L481 AbstractCegarLoop]: Abstraction has 7900 states and 8181 transitions. [2020-10-25 20:57:41,643 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:57:41,643 INFO L276 IsEmpty]: Start isEmpty. Operand 7900 states and 8181 transitions. [2020-10-25 20:57:41,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1245 [2020-10-25 20:57:41,668 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:57:41,669 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 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, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 4, 4, 4, 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, 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] [2020-10-25 20:57:41,669 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-25 20:57:41,669 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:57:41,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:57:41,670 INFO L82 PathProgramCache]: Analyzing trace with hash 192849339, now seen corresponding path program 1 times [2020-10-25 20:57:41,671 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:57:41,671 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1237794121] [2020-10-25 20:57:41,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:57:41,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:57:43,188 INFO L134 CoverageAnalysis]: Checked inductivity of 2830 backedges. 1972 proven. 0 refuted. 0 times theorem prover too weak. 858 trivial. 0 not checked. [2020-10-25 20:57:43,188 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1237794121] [2020-10-25 20:57:43,189 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:57:43,189 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 20:57:43,189 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [244119113] [2020-10-25 20:57:43,190 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:57:43,191 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:57:43,191 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:57:43,191 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:57:43,192 INFO L87 Difference]: Start difference. First operand 7900 states and 8181 transitions. Second operand 3 states. [2020-10-25 20:57:44,472 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:57:44,472 INFO L93 Difference]: Finished difference Result 15469 states and 16029 transitions. [2020-10-25 20:57:44,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:57:44,473 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1244 [2020-10-25 20:57:44,474 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:57:44,489 INFO L225 Difference]: With dead ends: 15469 [2020-10-25 20:57:44,489 INFO L226 Difference]: Without dead ends: 7900 [2020-10-25 20:57:44,500 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:57:44,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7900 states. [2020-10-25 20:57:44,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7900 to 7900. [2020-10-25 20:57:44,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7900 states. [2020-10-25 20:57:44,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7900 states to 7900 states and 8162 transitions. [2020-10-25 20:57:44,610 INFO L78 Accepts]: Start accepts. Automaton has 7900 states and 8162 transitions. Word has length 1244 [2020-10-25 20:57:44,611 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:57:44,611 INFO L481 AbstractCegarLoop]: Abstraction has 7900 states and 8162 transitions. [2020-10-25 20:57:44,611 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:57:44,612 INFO L276 IsEmpty]: Start isEmpty. Operand 7900 states and 8162 transitions. [2020-10-25 20:57:44,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1273 [2020-10-25 20:57:44,637 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:57:44,638 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 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, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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] [2020-10-25 20:57:44,639 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-25 20:57:44,639 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:57:44,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:57:44,640 INFO L82 PathProgramCache]: Analyzing trace with hash -189551997, now seen corresponding path program 1 times [2020-10-25 20:57:44,640 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:57:44,641 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1694852473] [2020-10-25 20:57:44,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:57:44,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:57:46,229 INFO L134 CoverageAnalysis]: Checked inductivity of 2938 backedges. 1699 proven. 0 refuted. 0 times theorem prover too weak. 1239 trivial. 0 not checked. [2020-10-25 20:57:46,229 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1694852473] [2020-10-25 20:57:46,229 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:57:46,229 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 20:57:46,230 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1629864168] [2020-10-25 20:57:46,231 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:57:46,231 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:57:46,231 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:57:46,232 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:57:46,232 INFO L87 Difference]: Start difference. First operand 7900 states and 8162 transitions. Second operand 3 states. [2020-10-25 20:57:47,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:57:47,652 INFO L93 Difference]: Finished difference Result 16785 states and 17326 transitions. [2020-10-25 20:57:47,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:57:47,653 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1272 [2020-10-25 20:57:47,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:57:47,671 INFO L225 Difference]: With dead ends: 16785 [2020-10-25 20:57:47,671 INFO L226 Difference]: Without dead ends: 9216 [2020-10-25 20:57:47,681 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 [2020-10-25 20:57:47,691 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9216 states. [2020-10-25 20:57:47,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9216 to 8887. [2020-10-25 20:57:47,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8887 states. [2020-10-25 20:57:47,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8887 states to 8887 states and 9156 transitions. [2020-10-25 20:57:47,792 INFO L78 Accepts]: Start accepts. Automaton has 8887 states and 9156 transitions. Word has length 1272 [2020-10-25 20:57:47,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:57:47,793 INFO L481 AbstractCegarLoop]: Abstraction has 8887 states and 9156 transitions. [2020-10-25 20:57:47,793 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:57:47,794 INFO L276 IsEmpty]: Start isEmpty. Operand 8887 states and 9156 transitions. [2020-10-25 20:57:47,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1291 [2020-10-25 20:57:47,821 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:57:47,822 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 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, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2020-10-25 20:57:47,822 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-25 20:57:47,823 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:57:47,823 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:57:47,824 INFO L82 PathProgramCache]: Analyzing trace with hash 250121454, now seen corresponding path program 1 times [2020-10-25 20:57:47,824 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:57:47,824 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1992757357] [2020-10-25 20:57:47,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:57:47,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:57:49,372 INFO L134 CoverageAnalysis]: Checked inductivity of 2968 backedges. 321 proven. 0 refuted. 0 times theorem prover too weak. 2647 trivial. 0 not checked. [2020-10-25 20:57:49,372 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1992757357] [2020-10-25 20:57:49,372 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:57:49,373 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-25 20:57:49,373 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [844483206] [2020-10-25 20:57:49,374 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-25 20:57:49,374 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:57:49,375 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-25 20:57:49,375 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2020-10-25 20:57:49,375 INFO L87 Difference]: Start difference. First operand 8887 states and 9156 transitions. Second operand 6 states. [2020-10-25 20:57:50,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:57:50,387 INFO L93 Difference]: Finished difference Result 17502 states and 18038 transitions. [2020-10-25 20:57:50,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-25 20:57:50,388 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 1290 [2020-10-25 20:57:50,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:57:50,406 INFO L225 Difference]: With dead ends: 17502 [2020-10-25 20:57:50,406 INFO L226 Difference]: Without dead ends: 8887 [2020-10-25 20:57:50,416 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2020-10-25 20:57:50,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8887 states. [2020-10-25 20:57:50,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8887 to 8887. [2020-10-25 20:57:50,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8887 states. [2020-10-25 20:57:50,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8887 states to 8887 states and 9150 transitions. [2020-10-25 20:57:50,518 INFO L78 Accepts]: Start accepts. Automaton has 8887 states and 9150 transitions. Word has length 1290 [2020-10-25 20:57:50,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:57:50,520 INFO L481 AbstractCegarLoop]: Abstraction has 8887 states and 9150 transitions. [2020-10-25 20:57:50,520 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-25 20:57:50,520 INFO L276 IsEmpty]: Start isEmpty. Operand 8887 states and 9150 transitions. [2020-10-25 20:57:50,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1300 [2020-10-25 20:57:50,550 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:57:50,551 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 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, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 20:57:50,551 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-25 20:57:50,551 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:57:50,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:57:50,552 INFO L82 PathProgramCache]: Analyzing trace with hash 775522393, now seen corresponding path program 1 times [2020-10-25 20:57:50,553 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:57:50,553 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [394059844] [2020-10-25 20:57:50,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:57:50,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:57:52,847 INFO L134 CoverageAnalysis]: Checked inductivity of 2959 backedges. 2140 proven. 0 refuted. 0 times theorem prover too weak. 819 trivial. 0 not checked. [2020-10-25 20:57:52,848 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [394059844] [2020-10-25 20:57:52,848 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:57:52,848 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-25 20:57:52,848 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1242418954] [2020-10-25 20:57:52,849 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-25 20:57:52,849 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:57:52,850 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-25 20:57:52,850 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-10-25 20:57:52,850 INFO L87 Difference]: Start difference. First operand 8887 states and 9150 transitions. Second operand 6 states. [2020-10-25 20:57:54,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:57:54,768 INFO L93 Difference]: Finished difference Result 17519 states and 18043 transitions. [2020-10-25 20:57:54,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-25 20:57:54,769 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 1299 [2020-10-25 20:57:54,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:57:54,787 INFO L225 Difference]: With dead ends: 17519 [2020-10-25 20:57:54,787 INFO L226 Difference]: Without dead ends: 8963 [2020-10-25 20:57:54,795 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-25 20:57:54,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8963 states. [2020-10-25 20:57:54,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8963 to 8887. [2020-10-25 20:57:54,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8887 states. [2020-10-25 20:57:54,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8887 states to 8887 states and 9143 transitions. [2020-10-25 20:57:54,980 INFO L78 Accepts]: Start accepts. Automaton has 8887 states and 9143 transitions. Word has length 1299 [2020-10-25 20:57:54,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:57:54,981 INFO L481 AbstractCegarLoop]: Abstraction has 8887 states and 9143 transitions. [2020-10-25 20:57:54,981 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-25 20:57:54,981 INFO L276 IsEmpty]: Start isEmpty. Operand 8887 states and 9143 transitions. [2020-10-25 20:57:55,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1314 [2020-10-25 20:57:55,007 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:57:55,009 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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] [2020-10-25 20:57:55,009 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-25 20:57:55,009 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:57:55,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:57:55,010 INFO L82 PathProgramCache]: Analyzing trace with hash 654744112, now seen corresponding path program 1 times [2020-10-25 20:57:55,010 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:57:55,011 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1773173135] [2020-10-25 20:57:55,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:57:55,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:57:57,059 INFO L134 CoverageAnalysis]: Checked inductivity of 2838 backedges. 2056 proven. 0 refuted. 0 times theorem prover too weak. 782 trivial. 0 not checked. [2020-10-25 20:57:57,059 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1773173135] [2020-10-25 20:57:57,060 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:57:57,060 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-25 20:57:57,060 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [781687181] [2020-10-25 20:57:57,061 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-25 20:57:57,062 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:57:57,062 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-25 20:57:57,063 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-25 20:57:57,063 INFO L87 Difference]: Start difference. First operand 8887 states and 9143 transitions. Second operand 4 states. [2020-10-25 20:57:58,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:57:58,940 INFO L93 Difference]: Finished difference Result 17462 states and 17972 transitions. [2020-10-25 20:57:58,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-25 20:57:58,941 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 1313 [2020-10-25 20:57:58,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:57:58,951 INFO L225 Difference]: With dead ends: 17462 [2020-10-25 20:57:58,952 INFO L226 Difference]: Without dead ends: 8906 [2020-10-25 20:57:58,959 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-25 20:57:58,967 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8906 states. [2020-10-25 20:57:59,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8906 to 8887. [2020-10-25 20:57:59,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8887 states. [2020-10-25 20:57:59,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8887 states to 8887 states and 9141 transitions. [2020-10-25 20:57:59,087 INFO L78 Accepts]: Start accepts. Automaton has 8887 states and 9141 transitions. Word has length 1313 [2020-10-25 20:57:59,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:57:59,088 INFO L481 AbstractCegarLoop]: Abstraction has 8887 states and 9141 transitions. [2020-10-25 20:57:59,088 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-25 20:57:59,089 INFO L276 IsEmpty]: Start isEmpty. Operand 8887 states and 9141 transitions. [2020-10-25 20:57:59,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1463 [2020-10-25 20:57:59,130 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:57:59,131 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 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, 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, 4, 4, 4, 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, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 20:57:59,131 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-10-25 20:57:59,131 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:57:59,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:57:59,132 INFO L82 PathProgramCache]: Analyzing trace with hash 1034230327, now seen corresponding path program 1 times [2020-10-25 20:57:59,133 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:57:59,133 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1293501370] [2020-10-25 20:57:59,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:57:59,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:58:02,797 INFO L134 CoverageAnalysis]: Checked inductivity of 4113 backedges. 1587 proven. 1202 refuted. 0 times theorem prover too weak. 1324 trivial. 0 not checked. [2020-10-25 20:58:02,797 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1293501370] [2020-10-25 20:58:02,798 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [874614327] [2020-10-25 20:58:02,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2020-10-25 20:58:03,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:58:03,249 INFO L263 TraceCheckSpWp]: Trace formula consists of 1722 conjuncts, 2 conjunts are in the unsatisfiable core [2020-10-25 20:58:03,278 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-25 20:58:04,687 INFO L134 CoverageAnalysis]: Checked inductivity of 4113 backedges. 2372 proven. 0 refuted. 0 times theorem prover too weak. 1741 trivial. 0 not checked. [2020-10-25 20:58:04,687 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-10-25 20:58:04,688 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2020-10-25 20:58:04,688 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [773538970] [2020-10-25 20:58:04,690 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:58:04,690 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:58:04,690 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:58:04,691 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-25 20:58:04,691 INFO L87 Difference]: Start difference. First operand 8887 states and 9141 transitions. Second operand 3 states. [2020-10-25 20:58:06,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:58:06,210 INFO L93 Difference]: Finished difference Result 17443 states and 17949 transitions. [2020-10-25 20:58:06,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:58:06,211 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1462 [2020-10-25 20:58:06,212 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:58:06,221 INFO L225 Difference]: With dead ends: 17443 [2020-10-25 20:58:06,221 INFO L226 Difference]: Without dead ends: 8887 [2020-10-25 20:58:06,226 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1466 GetRequests, 1462 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-25 20:58:06,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8887 states. [2020-10-25 20:58:06,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8887 to 8887. [2020-10-25 20:58:06,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8887 states. [2020-10-25 20:58:06,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8887 states to 8887 states and 9106 transitions. [2020-10-25 20:58:06,329 INFO L78 Accepts]: Start accepts. Automaton has 8887 states and 9106 transitions. Word has length 1462 [2020-10-25 20:58:06,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:58:06,330 INFO L481 AbstractCegarLoop]: Abstraction has 8887 states and 9106 transitions. [2020-10-25 20:58:06,331 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:58:06,331 INFO L276 IsEmpty]: Start isEmpty. Operand 8887 states and 9106 transitions. [2020-10-25 20:58:06,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1793 [2020-10-25 20:58:06,367 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:58:06,368 INFO L422 BasicCegarLoop]: trace histogram [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, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 20:58:06,581 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2020-10-25 20:58:06,582 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:58:06,583 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:58:06,584 INFO L82 PathProgramCache]: Analyzing trace with hash -1677586461, now seen corresponding path program 1 times [2020-10-25 20:58:06,584 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:58:06,584 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2098917887] [2020-10-25 20:58:06,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:58:06,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:58:08,995 INFO L134 CoverageAnalysis]: Checked inductivity of 6580 backedges. 459 proven. 0 refuted. 0 times theorem prover too weak. 6121 trivial. 0 not checked. [2020-10-25 20:58:08,995 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2098917887] [2020-10-25 20:58:08,995 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:58:08,996 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 20:58:08,996 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2047242610] [2020-10-25 20:58:08,997 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:58:08,998 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:58:08,998 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:58:08,999 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:58:08,999 INFO L87 Difference]: Start difference. First operand 8887 states and 9106 transitions. Second operand 3 states. [2020-10-25 20:58:10,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:58:10,697 INFO L93 Difference]: Finished difference Result 23363 states and 23966 transitions. [2020-10-25 20:58:10,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:58:10,697 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1792 [2020-10-25 20:58:10,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:58:10,699 INFO L225 Difference]: With dead ends: 23363 [2020-10-25 20:58:10,700 INFO L226 Difference]: Without dead ends: 0 [2020-10-25 20:58:10,707 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 [2020-10-25 20:58:10,708 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-25 20:58:10,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-25 20:58:10,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-25 20:58:10,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-25 20:58:10,708 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1792 [2020-10-25 20:58:10,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:58:10,709 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-25 20:58:10,709 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:58:10,709 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-25 20:58:10,709 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-25 20:58:10,709 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-10-25 20:58:10,711 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-25 20:58:10,936 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 106 [2020-10-25 20:58:11,146 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 106 [2020-10-25 20:58:11,673 WARN L193 SmtUtils]: Spent 520.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 46 [2020-10-25 20:58:12,001 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 45 [2020-10-25 20:58:12,539 WARN L193 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 46 [2020-10-25 20:58:12,543 INFO L274 CegarLoopResult]: For program point L1555(lines 1555 1765) no Hoare annotation was computed. [2020-10-25 20:58:12,543 INFO L274 CegarLoopResult]: For program point L168(line 168) no Hoare annotation was computed. [2020-10-25 20:58:12,543 INFO L274 CegarLoopResult]: For program point L102(line 102) no Hoare annotation was computed. [2020-10-25 20:58:12,543 INFO L274 CegarLoopResult]: For program point L36(line 36) no Hoare annotation was computed. [2020-10-25 20:58:12,543 INFO L274 CegarLoopResult]: For program point L1027(lines 1027 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,543 INFO L274 CegarLoopResult]: For program point L1754(lines 1754 1765) no Hoare annotation was computed. [2020-10-25 20:58:12,543 INFO L274 CegarLoopResult]: For program point L1424(lines 1424 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,543 INFO L274 CegarLoopResult]: For program point L1094(lines 1094 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,544 INFO L274 CegarLoopResult]: For program point L896(lines 896 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,544 INFO L274 CegarLoopResult]: For program point L830(lines 830 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,544 INFO L274 CegarLoopResult]: For program point L698(lines 698 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,544 INFO L274 CegarLoopResult]: For program point L1689(lines 1689 1765) no Hoare annotation was computed. [2020-10-25 20:58:12,544 INFO L274 CegarLoopResult]: For program point L1293(lines 1293 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,544 INFO L274 CegarLoopResult]: For program point L170-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:12,544 INFO L274 CegarLoopResult]: For program point L104-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:12,544 INFO L274 CegarLoopResult]: For program point L38-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:12,544 INFO L274 CegarLoopResult]: For program point L963(lines 963 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,544 INFO L274 CegarLoopResult]: For program point L765(lines 765 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,544 INFO L274 CegarLoopResult]: For program point L633(lines 633 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,544 INFO L274 CegarLoopResult]: For program point L1624(lines 1624 1765) no Hoare annotation was computed. [2020-10-25 20:58:12,544 INFO L274 CegarLoopResult]: For program point L369(lines 369 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,545 INFO L274 CegarLoopResult]: For program point L1360(lines 1360 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,545 INFO L274 CegarLoopResult]: For program point L237(lines 237 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,546 INFO L274 CegarLoopResult]: For program point L171(line 171) no Hoare annotation was computed. [2020-10-25 20:58:12,546 INFO L274 CegarLoopResult]: For program point L1162(lines 1162 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,546 INFO L274 CegarLoopResult]: For program point L105(line 105) no Hoare annotation was computed. [2020-10-25 20:58:12,546 INFO L274 CegarLoopResult]: For program point L39(line 39) no Hoare annotation was computed. [2020-10-25 20:58:12,546 INFO L270 CegarLoopResult]: At program point L1493(lines 25 1494) the Hoare annotation is: (let ((.cse3 (= ~a16~0 10))) (let ((.cse5 (= ~a12~0 9)) (.cse0 (not .cse3)) (.cse1 (<= ~a12~0 7)) (.cse2 (<= ~a16~0 11)) (.cse4 (= ~a12~0 8)) (.cse6 (<= ~a15~0 3))) (or (and .cse0 .cse1 .cse2) (and (= ~a15~0 3) .cse3 .cse4) (and (<= 4 ~a15~0) .cse0 .cse4 .cse2) (and .cse5 .cse6) (and (= ~a12~0 6) .cse2) (and .cse5 .cse0 .cse2) (and .cse1 .cse6) (and .cse4 (<= (+ ~a18~0 156) 0) .cse6) (and .cse4 .cse6 (<= 27 ~a18~0)) (and .cse2 (<= ~a12~0 5)) (and (<= 11 ~a16~0) .cse4 .cse6) (and (<= ~a16~0 8) .cse6)))) [2020-10-25 20:58:12,547 INFO L274 CegarLoopResult]: For program point L436(lines 436 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,547 INFO L274 CegarLoopResult]: For program point L1229(lines 1229 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,547 INFO L274 CegarLoopResult]: For program point L569(lines 569 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,547 INFO L274 CegarLoopResult]: For program point L503(lines 503 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,547 INFO L274 CegarLoopResult]: For program point L305(lines 305 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,547 INFO L274 CegarLoopResult]: For program point L173-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:12,548 INFO L274 CegarLoopResult]: For program point L107-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:12,548 INFO L274 CegarLoopResult]: For program point L41-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:12,548 INFO L274 CegarLoopResult]: For program point L1759(lines 1759 1765) no Hoare annotation was computed. [2020-10-25 20:58:12,548 INFO L274 CegarLoopResult]: For program point L1561(lines 1561 1765) no Hoare annotation was computed. [2020-10-25 20:58:12,548 INFO L274 CegarLoopResult]: For program point L174(line 174) no Hoare annotation was computed. [2020-10-25 20:58:12,548 INFO L274 CegarLoopResult]: For program point L108(line 108) no Hoare annotation was computed. [2020-10-25 20:58:12,548 INFO L274 CegarLoopResult]: For program point L1099(lines 1099 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,549 INFO L274 CegarLoopResult]: For program point L42(line 42) no Hoare annotation was computed. [2020-10-25 20:58:12,549 INFO L274 CegarLoopResult]: For program point L1033(lines 1033 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,549 INFO L274 CegarLoopResult]: For program point L901(lines 901 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,549 INFO L274 CegarLoopResult]: For program point L1430(lines 1430 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,549 INFO L274 CegarLoopResult]: For program point L836(lines 836 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,549 INFO L274 CegarLoopResult]: For program point L1695(lines 1695 1765) no Hoare annotation was computed. [2020-10-25 20:58:12,549 INFO L274 CegarLoopResult]: For program point L638(lines 638 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,550 INFO L274 CegarLoopResult]: For program point L1299(lines 1299 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,550 INFO L274 CegarLoopResult]: For program point L242(lines 242 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,550 INFO L274 CegarLoopResult]: For program point L176-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:12,550 INFO L274 CegarLoopResult]: For program point L110-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:12,550 INFO L274 CegarLoopResult]: For program point L44-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:12,550 INFO L274 CegarLoopResult]: For program point L969(lines 969 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,550 INFO L274 CegarLoopResult]: For program point L771(lines 771 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,551 INFO L274 CegarLoopResult]: For program point L705(lines 705 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,551 INFO L274 CegarLoopResult]: For program point L1630(lines 1630 1765) no Hoare annotation was computed. [2020-10-25 20:58:12,551 INFO L274 CegarLoopResult]: For program point L375(lines 375 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,551 INFO L274 CegarLoopResult]: For program point L1366(lines 1366 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,551 INFO L274 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2020-10-25 20:58:12,551 INFO L274 CegarLoopResult]: For program point L1168(lines 1168 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,551 INFO L274 CegarLoopResult]: For program point L111(line 111) no Hoare annotation was computed. [2020-10-25 20:58:12,552 INFO L274 CegarLoopResult]: For program point L45(line 45) no Hoare annotation was computed. [2020-10-25 20:58:12,552 INFO L274 CegarLoopResult]: For program point L1499(lines 1499 1765) no Hoare annotation was computed. [2020-10-25 20:58:12,552 INFO L274 CegarLoopResult]: For program point L442(lines 442 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,552 INFO L274 CegarLoopResult]: For program point L575(lines 575 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,552 INFO L274 CegarLoopResult]: For program point L311(lines 311 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,552 INFO L274 CegarLoopResult]: For program point L1236(lines 1236 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,552 INFO L274 CegarLoopResult]: For program point L179-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:12,552 INFO L274 CegarLoopResult]: For program point L113-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:12,553 INFO L274 CegarLoopResult]: For program point L47-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:12,553 INFO L274 CegarLoopResult]: For program point L1038(lines 1038 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,553 INFO L274 CegarLoopResult]: For program point L708(lines 708 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,553 INFO L274 CegarLoopResult]: For program point L510(lines 510 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,553 INFO L274 CegarLoopResult]: For program point L180(line 180) no Hoare annotation was computed. [2020-10-25 20:58:12,553 INFO L274 CegarLoopResult]: For program point L114(line 114) no Hoare annotation was computed. [2020-10-25 20:58:12,553 INFO L274 CegarLoopResult]: For program point L1105(lines 1105 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,553 INFO L274 CegarLoopResult]: For program point L48(line 48) no Hoare annotation was computed. [2020-10-25 20:58:12,554 INFO L274 CegarLoopResult]: For program point L907(lines 907 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,554 INFO L270 CegarLoopResult]: At program point L1766(lines 1496 1767) the Hoare annotation is: (let ((.cse3 (= ~a16~0 10))) (let ((.cse5 (= ~a12~0 9)) (.cse1 (<= ~a12~0 7)) (.cse0 (not .cse3)) (.cse2 (<= ~a16~0 11)) (.cse4 (= ~a12~0 8)) (.cse6 (<= ~a15~0 3))) (or (and .cse0 .cse1 .cse2) (and (= ~a15~0 3) .cse3 .cse4) (and .cse5 .cse6) (and (= ~a12~0 6) .cse2) (and .cse5 .cse0 .cse2) (and .cse1 .cse6) (and .cse0 (<= 4 ~a15~0) .cse4 .cse2) (and .cse4 (<= (+ ~a18~0 156) 0) .cse6) (and .cse4 .cse6 (<= 27 ~a18~0)) (and .cse2 (<= ~a12~0 5)) (and (<= 11 ~a16~0) .cse4 .cse6) (and (<= ~a16~0 8) .cse6)))) [2020-10-25 20:58:12,554 INFO L274 CegarLoopResult]: For program point L643(lines 643 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,554 INFO L274 CegarLoopResult]: For program point L1568(lines 1568 1765) no Hoare annotation was computed. [2020-10-25 20:58:12,554 INFO L274 CegarLoopResult]: For program point L445(lines 445 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,554 INFO L274 CegarLoopResult]: For program point L1436(lines 1436 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,554 INFO L274 CegarLoopResult]: For program point L842(lines 842 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,554 INFO L274 CegarLoopResult]: For program point L1701(lines 1701 1765) no Hoare annotation was computed. [2020-10-25 20:58:12,554 INFO L274 CegarLoopResult]: For program point L1635(lines 1635 1765) no Hoare annotation was computed. [2020-10-25 20:58:12,554 INFO L274 CegarLoopResult]: For program point L1305(lines 1305 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,554 INFO L274 CegarLoopResult]: For program point L248(lines 248 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,555 INFO L274 CegarLoopResult]: For program point L182-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:12,555 INFO L274 CegarLoopResult]: For program point L116-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:12,555 INFO L274 CegarLoopResult]: For program point L50-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:12,555 INFO L274 CegarLoopResult]: For program point L777(lines 777 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,555 INFO L274 CegarLoopResult]: For program point L1372(lines 1372 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,555 INFO L274 CegarLoopResult]: For program point L183(line 183) no Hoare annotation was computed. [2020-10-25 20:58:12,555 INFO L274 CegarLoopResult]: For program point L1174(lines 1174 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,555 INFO L274 CegarLoopResult]: For program point L117(line 117) no Hoare annotation was computed. [2020-10-25 20:58:12,555 INFO L274 CegarLoopResult]: For program point L51(line 51) no Hoare annotation was computed. [2020-10-25 20:58:12,555 INFO L274 CegarLoopResult]: For program point L976(lines 976 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,555 INFO L277 CegarLoopResult]: At program point L1769(lines 1769 1785) the Hoare annotation is: true [2020-10-25 20:58:12,555 INFO L274 CegarLoopResult]: For program point L580(lines 580 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,555 INFO L274 CegarLoopResult]: For program point L1505(lines 1505 1765) no Hoare annotation was computed. [2020-10-25 20:58:12,556 INFO L274 CegarLoopResult]: For program point L382(lines 382 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,556 INFO L274 CegarLoopResult]: For program point L317(lines 317 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,556 INFO L274 CegarLoopResult]: For program point L185-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:12,556 INFO L274 CegarLoopResult]: For program point L119-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:12,556 INFO L274 CegarLoopResult]: For program point L53-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:12,556 INFO L274 CegarLoopResult]: For program point L1044(lines 1044 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,556 INFO L274 CegarLoopResult]: For program point L780(lines 780 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,556 INFO L274 CegarLoopResult]: For program point L714(lines 714 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,556 INFO L274 CegarLoopResult]: For program point L1243(lines 1243 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,556 INFO L274 CegarLoopResult]: For program point L186(line 186) no Hoare annotation was computed. [2020-10-25 20:58:12,556 INFO L274 CegarLoopResult]: For program point L1177(lines 1177 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,556 INFO L274 CegarLoopResult]: For program point L120(line 120) no Hoare annotation was computed. [2020-10-25 20:58:12,556 INFO L274 CegarLoopResult]: For program point L1111(lines 1111 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,556 INFO L274 CegarLoopResult]: For program point L54(line 54) no Hoare annotation was computed. [2020-10-25 20:58:12,557 INFO L274 CegarLoopResult]: For program point L1706(lines 1706 1765) no Hoare annotation was computed. [2020-10-25 20:58:12,557 INFO L274 CegarLoopResult]: For program point L1640(lines 1640 1765) no Hoare annotation was computed. [2020-10-25 20:58:12,557 INFO L274 CegarLoopResult]: For program point L517(lines 517 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,557 INFO L274 CegarLoopResult]: For program point L451(lines 451 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,557 INFO L274 CegarLoopResult]: For program point L1442(lines 1442 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,557 INFO L274 CegarLoopResult]: For program point L914(lines 914 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,557 INFO L274 CegarLoopResult]: For program point L848(lines 848 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,557 INFO L274 CegarLoopResult]: For program point L650(lines 650 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,557 INFO L274 CegarLoopResult]: For program point L1575(lines 1575 1765) no Hoare annotation was computed. [2020-10-25 20:58:12,557 INFO L274 CegarLoopResult]: For program point L1377(lines 1377 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,557 INFO L274 CegarLoopResult]: For program point L1311(lines 1311 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,557 INFO L274 CegarLoopResult]: For program point L254(lines 254 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,557 INFO L274 CegarLoopResult]: For program point L188-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:12,558 INFO L274 CegarLoopResult]: For program point L122-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:12,558 INFO L274 CegarLoopResult]: For program point L56-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:12,558 INFO L274 CegarLoopResult]: For program point L981(lines 981 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,558 INFO L274 CegarLoopResult]: For program point L189(line 189) no Hoare annotation was computed. [2020-10-25 20:58:12,558 INFO L274 CegarLoopResult]: For program point L123(line 123) no Hoare annotation was computed. [2020-10-25 20:58:12,558 INFO L274 CegarLoopResult]: For program point L57(line 57) no Hoare annotation was computed. [2020-10-25 20:58:12,558 INFO L270 CegarLoopResult]: At program point L1775-2(lines 1775 1784) the Hoare annotation is: (let ((.cse3 (= ~a16~0 10))) (let ((.cse5 (= ~a12~0 9)) (.cse0 (not .cse3)) (.cse1 (<= ~a12~0 7)) (.cse2 (<= ~a16~0 11)) (.cse4 (= ~a12~0 8)) (.cse6 (<= ~a15~0 3))) (or (and .cse0 .cse1 .cse2) (and (= ~a15~0 3) .cse3 .cse4) (and (<= 4 ~a15~0) .cse0 .cse4 .cse2) (and .cse5 .cse6) (and (= ~a12~0 6) .cse2) (and .cse5 .cse0 .cse2) (and .cse1 .cse6) (and .cse4 (<= (+ ~a18~0 156) 0) .cse6) (and .cse4 .cse6 (<= 27 ~a18~0)) (and .cse2 (<= ~a12~0 5)) (and (<= 11 ~a16~0) .cse4 .cse6) (and (<= ~a16~0 8) .cse6)))) [2020-10-25 20:58:12,558 INFO L274 CegarLoopResult]: For program point L586(lines 586 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,558 INFO L274 CegarLoopResult]: For program point L388(lines 388 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,558 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-25 20:58:12,558 INFO L274 CegarLoopResult]: For program point L719(lines 719 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,558 INFO L274 CegarLoopResult]: For program point L1512(lines 1512 1765) no Hoare annotation was computed. [2020-10-25 20:58:12,559 INFO L274 CegarLoopResult]: For program point L323(lines 323 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,559 INFO L274 CegarLoopResult]: For program point L191-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:12,559 INFO L274 CegarLoopResult]: For program point L125-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:12,559 INFO L274 CegarLoopResult]: For program point L1116(lines 1116 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,559 INFO L274 CegarLoopResult]: For program point L59-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:12,559 INFO L274 CegarLoopResult]: For program point L1050(lines 1050 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,559 INFO L274 CegarLoopResult]: For program point L786(lines 786 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,559 INFO L274 CegarLoopResult]: For program point L1711(lines 1711 1765) no Hoare annotation was computed. [2020-10-25 20:58:12,559 INFO L274 CegarLoopResult]: For program point L456(lines 456 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,559 INFO L274 CegarLoopResult]: For program point L1249(lines 1249 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,559 INFO L274 CegarLoopResult]: For program point L192(line 192) no Hoare annotation was computed. [2020-10-25 20:58:12,559 INFO L274 CegarLoopResult]: For program point L1183(lines 1183 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,559 INFO L274 CegarLoopResult]: For program point L126(line 126) no Hoare annotation was computed. [2020-10-25 20:58:12,559 INFO L274 CegarLoopResult]: For program point L60(line 60) no Hoare annotation was computed. [2020-10-25 20:58:12,560 INFO L274 CegarLoopResult]: For program point L919(lines 919 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,560 INFO L274 CegarLoopResult]: For program point L853(lines 853 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,560 INFO L274 CegarLoopResult]: For program point L523(lines 523 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,560 INFO L274 CegarLoopResult]: For program point L1448(lines 1448 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,560 INFO L274 CegarLoopResult]: For program point L1316(lines 1316 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,560 INFO L274 CegarLoopResult]: For program point L259(lines 259 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,560 INFO L274 CegarLoopResult]: For program point L1647(lines 1647 1765) no Hoare annotation was computed. [2020-10-25 20:58:12,560 INFO L274 CegarLoopResult]: For program point L1581(lines 1581 1765) no Hoare annotation was computed. [2020-10-25 20:58:12,560 INFO L274 CegarLoopResult]: For program point L1383(lines 1383 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,560 INFO L274 CegarLoopResult]: For program point L194-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:12,560 INFO L274 CegarLoopResult]: For program point L128-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:12,560 INFO L274 CegarLoopResult]: For program point L62-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:12,561 INFO L274 CegarLoopResult]: For program point L1780(line 1780) no Hoare annotation was computed. [2020-10-25 20:58:12,561 INFO L274 CegarLoopResult]: For program point L657(lines 657 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,561 INFO L274 CegarLoopResult]: For program point L591(lines 591 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,561 INFO L274 CegarLoopResult]: For program point L459(lines 459 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,561 INFO L274 CegarLoopResult]: For program point L393(lines 393 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,561 INFO L274 CegarLoopResult]: For program point L1252(lines 1252 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,561 INFO L274 CegarLoopResult]: For program point L195(line 195) no Hoare annotation was computed. [2020-10-25 20:58:12,561 INFO L274 CegarLoopResult]: For program point L129(line 129) no Hoare annotation was computed. [2020-10-25 20:58:12,561 INFO L274 CegarLoopResult]: For program point L63(line 63) no Hoare annotation was computed. [2020-10-25 20:58:12,561 INFO L274 CegarLoopResult]: For program point L988(lines 988 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,561 INFO L274 CegarLoopResult]: For program point L1517(lines 1517 1765) no Hoare annotation was computed. [2020-10-25 20:58:12,561 INFO L274 CegarLoopResult]: For program point L1451(lines 1451 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,561 INFO L274 CegarLoopResult]: For program point L791(lines 791 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,562 INFO L274 CegarLoopResult]: For program point L725(lines 725 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,562 INFO L274 CegarLoopResult]: For program point L329(lines 329 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,562 INFO L274 CegarLoopResult]: For program point L197-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:12,562 INFO L274 CegarLoopResult]: For program point L131-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:12,562 INFO L274 CegarLoopResult]: For program point L1122(lines 1122 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,562 INFO L274 CegarLoopResult]: For program point L65-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:12,562 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-10-25 20:58:12,562 INFO L274 CegarLoopResult]: For program point L924(lines 924 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,562 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 5) no Hoare annotation was computed. [2020-10-25 20:58:12,562 INFO L274 CegarLoopResult]: For program point L1717(lines 1717 1765) no Hoare annotation was computed. [2020-10-25 20:58:12,562 INFO L274 CegarLoopResult]: For program point L264(lines 264 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,563 INFO L274 CegarLoopResult]: For program point L198(line 198) no Hoare annotation was computed. [2020-10-25 20:58:12,563 INFO L274 CegarLoopResult]: For program point L1189(lines 1189 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,563 INFO L274 CegarLoopResult]: For program point L132(line 132) no Hoare annotation was computed. [2020-10-25 20:58:12,563 INFO L274 CegarLoopResult]: For program point L66(line 66) no Hoare annotation was computed. [2020-10-25 20:58:12,563 INFO L274 CegarLoopResult]: For program point L1057(lines 1057 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,563 INFO L274 CegarLoopResult]: For program point L859(lines 859 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,563 INFO L274 CegarLoopResult]: For program point L529(lines 529 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,563 INFO L274 CegarLoopResult]: For program point L1388(lines 1388 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,563 INFO L274 CegarLoopResult]: For program point L1653(lines 1653 1765) no Hoare annotation was computed. [2020-10-25 20:58:12,563 INFO L274 CegarLoopResult]: For program point L596(lines 596 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,563 INFO L274 CegarLoopResult]: For program point L1587(lines 1587 1765) no Hoare annotation was computed. [2020-10-25 20:58:12,563 INFO L274 CegarLoopResult]: For program point L1323(lines 1323 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,563 INFO L274 CegarLoopResult]: For program point L200-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:12,564 INFO L274 CegarLoopResult]: For program point L134-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:12,564 INFO L274 CegarLoopResult]: For program point L68-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:12,564 INFO L274 CegarLoopResult]: For program point L663(lines 663 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,564 INFO L274 CegarLoopResult]: For program point L465(lines 465 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,564 INFO L274 CegarLoopResult]: For program point L1258(lines 1258 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,564 INFO L274 CegarLoopResult]: For program point L201(line 201) no Hoare annotation was computed. [2020-10-25 20:58:12,564 INFO L274 CegarLoopResult]: For program point L135(line 135) no Hoare annotation was computed. [2020-10-25 20:58:12,564 INFO L274 CegarLoopResult]: For program point L69(line 69) no Hoare annotation was computed. [2020-10-25 20:58:12,564 INFO L274 CegarLoopResult]: For program point L730(lines 730 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,564 INFO L274 CegarLoopResult]: For program point L1523(lines 1523 1765) no Hoare annotation was computed. [2020-10-25 20:58:12,564 INFO L274 CegarLoopResult]: For program point L400(lines 400 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,564 INFO L274 CegarLoopResult]: For program point L1127(lines 1127 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,565 INFO L274 CegarLoopResult]: For program point L995(lines 995 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,565 INFO L274 CegarLoopResult]: For program point L1458(lines 1458 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,565 INFO L274 CegarLoopResult]: For program point L335(lines 335 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,565 INFO L274 CegarLoopResult]: For program point L203-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:12,565 INFO L274 CegarLoopResult]: For program point L137-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:12,565 INFO L274 CegarLoopResult]: For program point L71-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:12,565 INFO L274 CegarLoopResult]: For program point L5(line 5) no Hoare annotation was computed. [2020-10-25 20:58:12,565 INFO L274 CegarLoopResult]: For program point L798(lines 798 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,565 INFO L274 CegarLoopResult]: For program point L1723(lines 1723 1765) no Hoare annotation was computed. [2020-10-25 20:58:12,565 INFO L274 CegarLoopResult]: For program point L666(lines 666 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,565 INFO L274 CegarLoopResult]: For program point L270(lines 270 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,565 INFO L274 CegarLoopResult]: For program point L204(line 204) no Hoare annotation was computed. [2020-10-25 20:58:12,565 INFO L274 CegarLoopResult]: For program point L1195(lines 1195 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,566 INFO L274 CegarLoopResult]: For program point L138(line 138) no Hoare annotation was computed. [2020-10-25 20:58:12,566 INFO L274 CegarLoopResult]: For program point L72(line 72) no Hoare annotation was computed. [2020-10-25 20:58:12,566 INFO L274 CegarLoopResult]: For program point L1063(lines 1063 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,566 INFO L274 CegarLoopResult]: For program point L931(lines 931 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,566 INFO L274 CegarLoopResult]: For program point L865(lines 865 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,566 INFO L274 CegarLoopResult]: For program point L1658(lines 1658 1765) no Hoare annotation was computed. [2020-10-25 20:58:12,566 INFO L274 CegarLoopResult]: For program point L535(lines 535 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,566 INFO L274 CegarLoopResult]: For program point L1394(lines 1394 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,566 INFO L274 CegarLoopResult]: For program point L602(lines 602 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,566 INFO L274 CegarLoopResult]: For program point L1593(lines 1593 1765) no Hoare annotation was computed. [2020-10-25 20:58:12,566 INFO L274 CegarLoopResult]: For program point L1329(lines 1329 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,566 INFO L274 CegarLoopResult]: For program point L206-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:12,566 INFO L274 CegarLoopResult]: For program point L140-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:12,567 INFO L274 CegarLoopResult]: For program point L74-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:12,567 INFO L274 CegarLoopResult]: For program point L471(lines 471 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,567 INFO L274 CegarLoopResult]: For program point L1264(lines 1264 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,567 INFO L274 CegarLoopResult]: For program point L207(line 207) no Hoare annotation was computed. [2020-10-25 20:58:12,567 INFO L274 CegarLoopResult]: For program point L141(line 141) no Hoare annotation was computed. [2020-10-25 20:58:12,567 INFO L274 CegarLoopResult]: For program point L75(line 75) no Hoare annotation was computed. [2020-10-25 20:58:12,567 INFO L274 CegarLoopResult]: For program point L736(lines 736 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,567 INFO L274 CegarLoopResult]: For program point L1529(lines 1529 1765) no Hoare annotation was computed. [2020-10-25 20:58:12,567 INFO L274 CegarLoopResult]: For program point L1463(lines 1463 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,567 INFO L274 CegarLoopResult]: For program point L406(lines 406 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,567 INFO L274 CegarLoopResult]: For program point L340(lines 340 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,567 INFO L274 CegarLoopResult]: For program point L1133(lines 1133 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,567 INFO L274 CegarLoopResult]: For program point L1001(lines 1001 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,568 INFO L274 CegarLoopResult]: For program point L143-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:12,568 INFO L274 CegarLoopResult]: For program point L77-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:12,568 INFO L274 CegarLoopResult]: For program point L804(lines 804 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,568 INFO L274 CegarLoopResult]: For program point L1729(lines 1729 1765) no Hoare annotation was computed. [2020-10-25 20:58:12,568 INFO L274 CegarLoopResult]: For program point L672(lines 672 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,568 INFO L274 CegarLoopResult]: For program point L540(lines 540 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,568 INFO L274 CegarLoopResult]: For program point L1399(lines 1399 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,568 INFO L274 CegarLoopResult]: For program point L276(lines 276 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,568 INFO L274 CegarLoopResult]: For program point L144(line 144) no Hoare annotation was computed. [2020-10-25 20:58:12,568 INFO L274 CegarLoopResult]: For program point L78(line 78) no Hoare annotation was computed. [2020-10-25 20:58:12,568 INFO L274 CegarLoopResult]: For program point L1069(lines 1069 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,568 INFO L274 CegarLoopResult]: For program point L937(lines 937 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,569 INFO L274 CegarLoopResult]: For program point L871(lines 871 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,569 INFO L274 CegarLoopResult]: For program point L1202(lines 1202 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,569 INFO L274 CegarLoopResult]: For program point L1665(lines 1665 1765) no Hoare annotation was computed. [2020-10-25 20:58:12,569 INFO L274 CegarLoopResult]: For program point L608(lines 608 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,569 INFO L274 CegarLoopResult]: For program point L1599(lines 1599 1765) no Hoare annotation was computed. [2020-10-25 20:58:12,569 INFO L274 CegarLoopResult]: For program point L1269(lines 1269 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,569 INFO L274 CegarLoopResult]: For program point L146-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:12,569 INFO L274 CegarLoopResult]: For program point L80-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:12,569 INFO L274 CegarLoopResult]: For program point L1468(lines 1468 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,569 INFO L274 CegarLoopResult]: For program point L1336(lines 1336 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,569 INFO L274 CegarLoopResult]: For program point L147(line 147) no Hoare annotation was computed. [2020-10-25 20:58:12,569 INFO L274 CegarLoopResult]: For program point L81(line 81) no Hoare annotation was computed. [2020-10-25 20:58:12,569 INFO L274 CegarLoopResult]: For program point L478(lines 478 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,570 INFO L274 CegarLoopResult]: For program point L1139(lines 1139 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,570 INFO L274 CegarLoopResult]: For program point L1007(lines 1007 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,570 INFO L274 CegarLoopResult]: For program point L743(lines 743 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,570 INFO L274 CegarLoopResult]: For program point L545(lines 545 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,570 INFO L274 CegarLoopResult]: For program point L1536(lines 1536 1765) no Hoare annotation was computed. [2020-10-25 20:58:12,570 INFO L274 CegarLoopResult]: For program point L413(lines 413 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,570 INFO L274 CegarLoopResult]: For program point L347(lines 347 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,570 INFO L274 CegarLoopResult]: For program point L281(lines 281 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,570 INFO L274 CegarLoopResult]: For program point L215(lines 215 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,570 INFO L274 CegarLoopResult]: For program point L149-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:12,570 INFO L274 CegarLoopResult]: For program point L83-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:12,570 INFO L274 CegarLoopResult]: For program point L810(lines 810 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,570 INFO L274 CegarLoopResult]: For program point L1735(lines 1735 1765) no Hoare annotation was computed. [2020-10-25 20:58:12,570 INFO L274 CegarLoopResult]: For program point L1405(lines 1405 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,571 INFO L274 CegarLoopResult]: For program point L1207(lines 1207 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,571 INFO L274 CegarLoopResult]: For program point L150(line 150) no Hoare annotation was computed. [2020-10-25 20:58:12,571 INFO L274 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-10-25 20:58:12,571 INFO L274 CegarLoopResult]: For program point L1075(lines 1075 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,571 INFO L274 CegarLoopResult]: For program point L877(lines 877 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,571 INFO L274 CegarLoopResult]: For program point L679(lines 679 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,571 INFO L274 CegarLoopResult]: For program point L944(lines 944 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,571 INFO L274 CegarLoopResult]: For program point L1671(lines 1671 1765) no Hoare annotation was computed. [2020-10-25 20:58:12,571 INFO L274 CegarLoopResult]: For program point L614(lines 614 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,571 INFO L274 CegarLoopResult]: For program point L1605(lines 1605 1765) no Hoare annotation was computed. [2020-10-25 20:58:12,571 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-10-25 20:58:12,571 INFO L274 CegarLoopResult]: For program point L152-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:12,571 INFO L274 CegarLoopResult]: For program point L86-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:12,572 INFO L274 CegarLoopResult]: For program point L1474(lines 1474 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,572 INFO L274 CegarLoopResult]: For program point L1276(lines 1276 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,572 INFO L274 CegarLoopResult]: For program point L153(line 153) no Hoare annotation was computed. [2020-10-25 20:58:12,572 INFO L274 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-10-25 20:58:12,572 INFO L274 CegarLoopResult]: For program point L748(lines 748 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,572 INFO L274 CegarLoopResult]: For program point L682(lines 682 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,572 INFO L274 CegarLoopResult]: For program point L550(lines 550 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,572 INFO L274 CegarLoopResult]: For program point L352(lines 352 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,572 INFO L274 CegarLoopResult]: For program point L1343(lines 1343 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,572 INFO L274 CegarLoopResult]: For program point L220(lines 220 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,572 INFO L274 CegarLoopResult]: For program point L1145(lines 1145 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,572 INFO L274 CegarLoopResult]: For program point L1013(lines 1013 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,572 INFO L274 CegarLoopResult]: For program point L1542(lines 1542 1765) no Hoare annotation was computed. [2020-10-25 20:58:12,573 INFO L274 CegarLoopResult]: For program point L485(lines 485 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,573 INFO L274 CegarLoopResult]: For program point L419(lines 419 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,573 INFO L274 CegarLoopResult]: For program point L287(lines 287 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,573 INFO L274 CegarLoopResult]: For program point L155-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:12,573 INFO L274 CegarLoopResult]: For program point L89-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:12,573 INFO L274 CegarLoopResult]: For program point L1741(lines 1741 1765) no Hoare annotation was computed. [2020-10-25 20:58:12,573 INFO L274 CegarLoopResult]: For program point L1411(lines 1411 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,573 INFO L274 CegarLoopResult]: For program point L1213(lines 1213 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,573 INFO L274 CegarLoopResult]: For program point L156(line 156) no Hoare annotation was computed. [2020-10-25 20:58:12,573 INFO L274 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-10-25 20:58:12,573 INFO L274 CegarLoopResult]: For program point L1081(lines 1081 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,573 INFO L274 CegarLoopResult]: For program point L817(lines 817 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,573 INFO L274 CegarLoopResult]: For program point L950(lines 950 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,574 INFO L274 CegarLoopResult]: For program point L884(lines 884 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,574 INFO L274 CegarLoopResult]: For program point L1677(lines 1677 1765) no Hoare annotation was computed. [2020-10-25 20:58:12,574 INFO L274 CegarLoopResult]: For program point L620(lines 620 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,574 INFO L274 CegarLoopResult]: For program point L1611(lines 1611 1765) no Hoare annotation was computed. [2020-10-25 20:58:12,574 INFO L274 CegarLoopResult]: For program point L1479(lines 1479 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,574 INFO L274 CegarLoopResult]: For program point L158-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:12,574 INFO L274 CegarLoopResult]: For program point L92-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:12,574 INFO L274 CegarLoopResult]: For program point L26(lines 26 28) no Hoare annotation was computed. [2020-10-25 20:58:12,574 INFO L274 CegarLoopResult]: For program point L26-2(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:12,574 INFO L274 CegarLoopResult]: For program point L1282(lines 1282 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,574 INFO L274 CegarLoopResult]: For program point L225(lines 225 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,574 INFO L274 CegarLoopResult]: For program point L1216(lines 1216 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,574 INFO L274 CegarLoopResult]: For program point L159(line 159) no Hoare annotation was computed. [2020-10-25 20:58:12,575 INFO L274 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-10-25 20:58:12,575 INFO L274 CegarLoopResult]: For program point L27(line 27) no Hoare annotation was computed. [2020-10-25 20:58:12,575 INFO L274 CegarLoopResult]: For program point L754(lines 754 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,575 INFO L274 CegarLoopResult]: For program point L688(lines 688 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,575 INFO L274 CegarLoopResult]: For program point L556(lines 556 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,575 INFO L274 CegarLoopResult]: For program point L358(lines 358 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,575 INFO L274 CegarLoopResult]: For program point L1349(lines 1349 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,575 INFO L274 CegarLoopResult]: For program point L292(lines 292 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,575 INFO L274 CegarLoopResult]: For program point L1151(lines 1151 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,575 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-25 20:58:12,575 INFO L274 CegarLoopResult]: For program point L1548(lines 1548 1765) no Hoare annotation was computed. [2020-10-25 20:58:12,575 INFO L274 CegarLoopResult]: For program point L491(lines 491 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,575 INFO L274 CegarLoopResult]: For program point L161-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:12,575 INFO L274 CegarLoopResult]: For program point L95-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:12,576 INFO L274 CegarLoopResult]: For program point L29-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:12,576 INFO L274 CegarLoopResult]: For program point L1020(lines 1020 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,576 INFO L274 CegarLoopResult]: For program point L426(lines 426 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,576 INFO L274 CegarLoopResult]: For program point L1417(lines 1417 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,576 INFO L274 CegarLoopResult]: For program point L162(line 162) no Hoare annotation was computed. [2020-10-25 20:58:12,576 INFO L274 CegarLoopResult]: For program point L96(line 96) no Hoare annotation was computed. [2020-10-25 20:58:12,576 INFO L274 CegarLoopResult]: For program point L30(line 30) no Hoare annotation was computed. [2020-10-25 20:58:12,576 INFO L274 CegarLoopResult]: For program point L1748(lines 1748 1765) no Hoare annotation was computed. [2020-10-25 20:58:12,576 INFO L274 CegarLoopResult]: For program point L1088(lines 1088 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,576 INFO L274 CegarLoopResult]: For program point L956(lines 956 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,576 INFO L274 CegarLoopResult]: For program point L890(lines 890 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,576 INFO L274 CegarLoopResult]: For program point L824(lines 824 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,576 INFO L274 CegarLoopResult]: For program point L626(lines 626 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,576 INFO L274 CegarLoopResult]: For program point L164-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:12,577 INFO L274 CegarLoopResult]: For program point L98-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:12,577 INFO L274 CegarLoopResult]: For program point L32-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:12,577 INFO L274 CegarLoopResult]: For program point L693(lines 693 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,577 INFO L274 CegarLoopResult]: For program point L1684(lines 1684 1765) no Hoare annotation was computed. [2020-10-25 20:58:12,577 INFO L274 CegarLoopResult]: For program point L1618(lines 1618 1765) no Hoare annotation was computed. [2020-10-25 20:58:12,577 INFO L274 CegarLoopResult]: For program point L1486(lines 1486 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,577 INFO L274 CegarLoopResult]: For program point L429(lines 429 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,577 INFO L274 CegarLoopResult]: For program point L363(lines 363 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,577 INFO L274 CegarLoopResult]: For program point L1288(lines 1288 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,577 INFO L274 CegarLoopResult]: For program point L231(lines 231 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,577 INFO L274 CegarLoopResult]: For program point L1222(lines 1222 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,577 INFO L274 CegarLoopResult]: For program point L165(line 165) no Hoare annotation was computed. [2020-10-25 20:58:12,577 INFO L274 CegarLoopResult]: For program point L99(line 99) no Hoare annotation was computed. [2020-10-25 20:58:12,577 INFO L274 CegarLoopResult]: For program point L33(line 33) no Hoare annotation was computed. [2020-10-25 20:58:12,577 INFO L274 CegarLoopResult]: For program point L760(lines 760 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,578 INFO L274 CegarLoopResult]: For program point L562(lines 562 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,578 INFO L274 CegarLoopResult]: For program point L1355(lines 1355 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,578 INFO L274 CegarLoopResult]: For program point L1157(lines 1157 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,578 INFO L274 CegarLoopResult]: For program point L497(lines 497 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,578 INFO L274 CegarLoopResult]: For program point L299(lines 299 1492) no Hoare annotation was computed. [2020-10-25 20:58:12,578 INFO L274 CegarLoopResult]: For program point L167-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:12,578 INFO L274 CegarLoopResult]: For program point L101-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:12,578 INFO L274 CegarLoopResult]: For program point L35-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:12,608 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.10 08:58:12 BoogieIcfgContainer [2020-10-25 20:58:12,608 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-25 20:58:12,609 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-25 20:58:12,609 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-25 20:58:12,609 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-25 20:58:12,610 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 08:57:14" (3/4) ... [2020-10-25 20:58:12,613 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-10-25 20:58:12,672 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2020-10-25 20:58:12,675 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-10-25 20:58:12,679 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-25 20:58:12,682 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-25 20:58:12,974 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-25 20:58:12,974 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-25 20:58:12,976 INFO L168 Benchmark]: Toolchain (without parser) took 62988.92 ms. Allocated memory was 44.0 MB in the beginning and 3.6 GB in the end (delta: 3.6 GB). Free memory was 24.1 MB in the beginning and 2.1 GB in the end (delta: -2.1 GB). Peak memory consumption was 1.5 GB. Max. memory is 16.1 GB. [2020-10-25 20:58:12,977 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 35.7 MB. Free memory was 21.2 MB in the beginning and 21.2 MB in the end (delta: 26.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-25 20:58:12,977 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1295.26 ms. Allocated memory was 44.0 MB in the beginning and 56.6 MB in the end (delta: 12.6 MB). Free memory was 23.4 MB in the beginning and 25.7 MB in the end (delta: -2.3 MB). Peak memory consumption was 18.3 MB. Max. memory is 16.1 GB. [2020-10-25 20:58:12,978 INFO L168 Benchmark]: Boogie Procedure Inliner took 247.61 ms. Allocated memory was 56.6 MB in the beginning and 69.2 MB in the end (delta: 12.6 MB). Free memory was 25.7 MB in the beginning and 28.5 MB in the end (delta: -2.8 MB). Peak memory consumption was 15.5 MB. Max. memory is 16.1 GB. [2020-10-25 20:58:12,978 INFO L168 Benchmark]: Boogie Preprocessor took 335.46 ms. Allocated memory is still 69.2 MB. Free memory was 28.5 MB in the beginning and 22.0 MB in the end (delta: 6.4 MB). Peak memory consumption was 17.0 MB. Max. memory is 16.1 GB. [2020-10-25 20:58:12,979 INFO L168 Benchmark]: RCFGBuilder took 2418.77 ms. Allocated memory was 69.2 MB in the beginning and 199.2 MB in the end (delta: 130.0 MB). Free memory was 21.9 MB in the beginning and 131.3 MB in the end (delta: -109.4 MB). Peak memory consumption was 81.4 MB. Max. memory is 16.1 GB. [2020-10-25 20:58:12,979 INFO L168 Benchmark]: TraceAbstraction took 58311.50 ms. Allocated memory was 199.2 MB in the beginning and 3.6 GB in the end (delta: 3.4 GB). Free memory was 130.2 MB in the beginning and 2.1 GB in the end (delta: -2.0 GB). Peak memory consumption was 1.4 GB. Max. memory is 16.1 GB. [2020-10-25 20:58:12,980 INFO L168 Benchmark]: Witness Printer took 365.60 ms. Allocated memory is still 3.6 GB. Free memory was 2.1 GB in the beginning and 2.1 GB in the end (delta: 39.8 MB). Peak memory consumption was 39.8 MB. Max. memory is 16.1 GB. [2020-10-25 20:58:12,983 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 35.7 MB. Free memory was 21.2 MB in the beginning and 21.2 MB in the end (delta: 26.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1295.26 ms. Allocated memory was 44.0 MB in the beginning and 56.6 MB in the end (delta: 12.6 MB). Free memory was 23.4 MB in the beginning and 25.7 MB in the end (delta: -2.3 MB). Peak memory consumption was 18.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 247.61 ms. Allocated memory was 56.6 MB in the beginning and 69.2 MB in the end (delta: 12.6 MB). Free memory was 25.7 MB in the beginning and 28.5 MB in the end (delta: -2.8 MB). Peak memory consumption was 15.5 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 335.46 ms. Allocated memory is still 69.2 MB. Free memory was 28.5 MB in the beginning and 22.0 MB in the end (delta: 6.4 MB). Peak memory consumption was 17.0 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2418.77 ms. Allocated memory was 69.2 MB in the beginning and 199.2 MB in the end (delta: 130.0 MB). Free memory was 21.9 MB in the beginning and 131.3 MB in the end (delta: -109.4 MB). Peak memory consumption was 81.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 58311.50 ms. Allocated memory was 199.2 MB in the beginning and 3.6 GB in the end (delta: 3.4 GB). Free memory was 130.2 MB in the beginning and 2.1 GB in the end (delta: -2.0 GB). Peak memory consumption was 1.4 GB. Max. memory is 16.1 GB. * Witness Printer took 365.60 ms. Allocated memory is still 3.6 GB. Free memory was 2.1 GB in the beginning and 2.1 GB in the end (delta: 39.8 MB). Peak memory consumption was 39.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 5]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1769]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1775]: Loop Invariant Derived loop invariant: ((((((((((((!(a16 == 10) && a12 <= 7) && a16 <= 11) || ((a15 == 3 && a16 == 10) && a12 == 8)) || (((4 <= a15 && !(a16 == 10)) && a12 == 8) && a16 <= 11)) || (a12 == 9 && a15 <= 3)) || (a12 == 6 && a16 <= 11)) || ((a12 == 9 && !(a16 == 10)) && a16 <= 11)) || (a12 <= 7 && a15 <= 3)) || ((a12 == 8 && a18 + 156 <= 0) && a15 <= 3)) || ((a12 == 8 && a15 <= 3) && 27 <= a18)) || (a16 <= 11 && a12 <= 5)) || ((11 <= a16 && a12 == 8) && a15 <= 3)) || (a16 <= 8 && a15 <= 3) - InvariantResult [Line: 1496]: Loop Invariant Derived loop invariant: ((((((((((((!(a16 == 10) && a12 <= 7) && a16 <= 11) || ((a15 == 3 && a16 == 10) && a12 == 8)) || (a12 == 9 && a15 <= 3)) || (a12 == 6 && a16 <= 11)) || ((a12 == 9 && !(a16 == 10)) && a16 <= 11)) || (a12 <= 7 && a15 <= 3)) || (((!(a16 == 10) && 4 <= a15) && a12 == 8) && a16 <= 11)) || ((a12 == 8 && a18 + 156 <= 0) && a15 <= 3)) || ((a12 == 8 && a15 <= 3) && 27 <= a18)) || (a16 <= 11 && a12 <= 5)) || ((11 <= a16 && a12 == 8) && a15 <= 3)) || (a16 <= 8 && a15 <= 3) - InvariantResult [Line: 25]: Loop Invariant Derived loop invariant: ((((((((((((!(a16 == 10) && a12 <= 7) && a16 <= 11) || ((a15 == 3 && a16 == 10) && a12 == 8)) || (((4 <= a15 && !(a16 == 10)) && a12 == 8) && a16 <= 11)) || (a12 == 9 && a15 <= 3)) || (a12 == 6 && a16 <= 11)) || ((a12 == 9 && !(a16 == 10)) && a16 <= 11)) || (a12 <= 7 && a15 <= 3)) || ((a12 == 8 && a18 + 156 <= 0) && a15 <= 3)) || ((a12 == 8 && a15 <= 3) && 27 <= a18)) || (a16 <= 11 && a12 <= 5)) || ((11 <= a16 && a12 == 8) && a15 <= 3)) || (a16 <= 8 && a15 <= 3) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 397 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 56.3s, OverallIterations: 17, TraceHistogramMax: 11, AutomataDifference: 31.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 4951 SDtfs, 5204 SDslu, 245 SDs, 0 SdLazy, 14805 SolverSat, 2554 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 21.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2026 GetRequests, 1991 SyntacticMatches, 2 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=8887occurred in iteration=12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.7s AutomataMinimizationTime, 17 MinimizatonAttempts, 2398 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 152 NumberOfFragments, 343 HoareAnnotationTreeSize, 4 FomulaSimplifications, 5758 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 4 FomulaSimplificationsInter, 2263 FormulaSimplificationTreeSizeReductionInter, 1.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.6s SsaConstructionTime, 1.9s SatisfiabilityAnalysisTime, 7.4s InterpolantComputationTime, 15280 NumberOfCodeBlocks, 15280 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 15261 ConstructedInterpolants, 0 QuantifiedInterpolants, 40382203 SizeOfPredicates, 2 NumberOfNonLiveVariables, 2336 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 19 InterpolantComputations, 17 PerfectInterpolantSequences, 32452/33696 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...