./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label50.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_label50.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 6fd4f1b803165aa89dcbf61271fe3211448e80fe ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 20:58:30,317 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-25 20:58:30,322 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-25 20:58:30,372 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-25 20:58:30,373 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-25 20:58:30,374 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-25 20:58:30,376 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-25 20:58:30,379 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-25 20:58:30,381 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-25 20:58:30,383 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-25 20:58:30,384 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-25 20:58:30,386 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-25 20:58:30,386 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-25 20:58:30,388 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-25 20:58:30,389 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-25 20:58:30,391 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-25 20:58:30,392 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-25 20:58:30,393 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-25 20:58:30,395 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-25 20:58:30,398 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-25 20:58:30,400 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-25 20:58:30,402 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-25 20:58:30,403 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-25 20:58:30,405 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-25 20:58:30,408 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-25 20:58:30,408 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-25 20:58:30,409 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-25 20:58:30,410 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-25 20:58:30,411 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-25 20:58:30,412 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-25 20:58:30,413 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-25 20:58:30,414 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-25 20:58:30,415 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-25 20:58:30,416 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-25 20:58:30,417 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-25 20:58:30,418 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-25 20:58:30,419 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-25 20:58:30,419 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-25 20:58:30,420 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-25 20:58:30,421 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-25 20:58:30,422 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-25 20:58:30,425 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-25 20:58:30,463 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-25 20:58:30,464 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-25 20:58:30,465 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-25 20:58:30,466 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-25 20:58:30,466 INFO L138 SettingsManager]: * Use SBE=true [2020-10-25 20:58:30,467 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-25 20:58:30,467 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-25 20:58:30,467 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-25 20:58:30,467 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-25 20:58:30,468 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-25 20:58:30,468 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-25 20:58:30,468 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-25 20:58:30,469 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-25 20:58:30,469 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-25 20:58:30,469 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-25 20:58:30,470 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-25 20:58:30,470 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-25 20:58:30,470 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-25 20:58:30,471 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-25 20:58:30,471 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-25 20:58:30,471 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-25 20:58:30,471 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-25 20:58:30,472 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-25 20:58:30,472 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-25 20:58:30,472 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-25 20:58:30,472 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-25 20:58:30,473 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-25 20:58:30,473 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-25 20:58:30,473 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-25 20:58:30,473 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6fd4f1b803165aa89dcbf61271fe3211448e80fe [2020-10-25 20:58:30,910 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-25 20:58:30,943 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-25 20:58:30,947 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-25 20:58:30,949 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-25 20:58:30,949 INFO L275 PluginConnector]: CDTParser initialized [2020-10-25 20:58:30,951 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label50.c [2020-10-25 20:58:31,016 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9fbd43cf8/8c3c82422cf74e1e87f68feb3d97c6f7/FLAG670f8d460 [2020-10-25 20:58:31,928 INFO L306 CDTParser]: Found 1 translation units. [2020-10-25 20:58:31,932 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label50.c [2020-10-25 20:58:31,955 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9fbd43cf8/8c3c82422cf74e1e87f68feb3d97c6f7/FLAG670f8d460 [2020-10-25 20:58:32,003 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9fbd43cf8/8c3c82422cf74e1e87f68feb3d97c6f7 [2020-10-25 20:58:32,011 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-25 20:58:32,020 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-25 20:58:32,021 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-25 20:58:32,022 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-25 20:58:32,026 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-25 20:58:32,027 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 08:58:32" (1/1) ... [2020-10-25 20:58:32,031 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f2c7a8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:58:32, skipping insertion in model container [2020-10-25 20:58:32,031 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 08:58:32" (1/1) ... [2020-10-25 20:58:32,040 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-25 20:58:32,105 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-25 20:58:32,830 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-25 20:58:32,847 INFO L203 MainTranslator]: Completed pre-run [2020-10-25 20:58:33,143 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-25 20:58:33,165 INFO L208 MainTranslator]: Completed translation [2020-10-25 20:58:33,166 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:58:33 WrapperNode [2020-10-25 20:58:33,166 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-25 20:58:33,169 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-25 20:58:33,169 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-25 20:58:33,169 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-25 20:58:33,178 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:58:33" (1/1) ... [2020-10-25 20:58:33,231 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:58:33" (1/1) ... [2020-10-25 20:58:33,435 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-25 20:58:33,438 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-25 20:58:33,438 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-25 20:58:33,439 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-25 20:58:33,460 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:58:33" (1/1) ... [2020-10-25 20:58:33,462 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:58:33" (1/1) ... [2020-10-25 20:58:33,505 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:58:33" (1/1) ... [2020-10-25 20:58:33,506 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:58:33" (1/1) ... [2020-10-25 20:58:33,633 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:58:33" (1/1) ... [2020-10-25 20:58:33,664 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:58:33" (1/1) ... [2020-10-25 20:58:33,713 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:58:33" (1/1) ... [2020-10-25 20:58:33,744 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-25 20:58:33,747 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-25 20:58:33,747 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-25 20:58:33,747 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-25 20:58:33,749 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:58:33" (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 20:58:33,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-25 20:58:33,839 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-25 20:58:33,840 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-25 20:58:33,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-25 20:58:36,442 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-25 20:58:36,443 INFO L298 CfgBuilder]: Removed 11 assume(true) statements. [2020-10-25 20:58:36,448 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 08:58:36 BoogieIcfgContainer [2020-10-25 20:58:36,448 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-25 20:58:36,453 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-25 20:58:36,454 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-25 20:58:36,459 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-25 20:58:36,459 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.10 08:58:32" (1/3) ... [2020-10-25 20:58:36,462 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@491c93a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.10 08:58:36, skipping insertion in model container [2020-10-25 20:58:36,462 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:58:33" (2/3) ... [2020-10-25 20:58:36,463 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@491c93a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.10 08:58:36, skipping insertion in model container [2020-10-25 20:58:36,463 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 08:58:36" (3/3) ... [2020-10-25 20:58:36,465 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem16_label50.c [2020-10-25 20:58:36,482 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-25 20:58:36,489 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-25 20:58:36,504 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-25 20:58:36,563 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-25 20:58:36,564 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-25 20:58:36,564 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-25 20:58:36,564 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-25 20:58:36,564 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-25 20:58:36,565 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-25 20:58:36,565 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-25 20:58:36,565 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-25 20:58:36,605 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states. [2020-10-25 20:58:36,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-10-25 20:58:36,617 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:58:36,618 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] [2020-10-25 20:58:36,619 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:58:36,628 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:58:36,629 INFO L82 PathProgramCache]: Analyzing trace with hash -2068820151, now seen corresponding path program 1 times [2020-10-25 20:58:36,642 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:58:36,643 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1632702700] [2020-10-25 20:58:36,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:58:36,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:58:36,974 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 20:58:36,976 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1632702700] [2020-10-25 20:58:36,977 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:58:36,977 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-25 20:58:36,979 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [496857575] [2020-10-25 20:58:36,986 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:58:36,987 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:58:37,008 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:58:37,009 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:58:37,012 INFO L87 Difference]: Start difference. First operand 397 states. Second operand 3 states. [2020-10-25 20:58:40,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:58:40,069 INFO L93 Difference]: Finished difference Result 1123 states and 2104 transitions. [2020-10-25 20:58:40,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:58:40,072 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 45 [2020-10-25 20:58:40,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:58:40,115 INFO L225 Difference]: With dead ends: 1123 [2020-10-25 20:58:40,115 INFO L226 Difference]: Without dead ends: 662 [2020-10-25 20:58:40,122 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 20:58:40,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 662 states. [2020-10-25 20:58:40,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 662 to 662. [2020-10-25 20:58:40,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 662 states. [2020-10-25 20:58:40,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 662 states and 1046 transitions. [2020-10-25 20:58:40,220 INFO L78 Accepts]: Start accepts. Automaton has 662 states and 1046 transitions. Word has length 45 [2020-10-25 20:58:40,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:58:40,221 INFO L481 AbstractCegarLoop]: Abstraction has 662 states and 1046 transitions. [2020-10-25 20:58:40,221 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:58:40,221 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1046 transitions. [2020-10-25 20:58:40,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2020-10-25 20:58:40,227 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:58:40,227 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:58:40,227 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-25 20:58:40,228 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:58:40,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:58:40,229 INFO L82 PathProgramCache]: Analyzing trace with hash 1203647987, now seen corresponding path program 1 times [2020-10-25 20:58:40,229 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:58:40,229 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1316644603] [2020-10-25 20:58:40,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:58:40,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:58:40,430 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 20:58:40,430 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1316644603] [2020-10-25 20:58:40,431 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:58:40,431 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-25 20:58:40,431 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1362780350] [2020-10-25 20:58:40,433 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:58:40,434 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:58:40,435 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:58:40,435 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:58:40,435 INFO L87 Difference]: Start difference. First operand 662 states and 1046 transitions. Second operand 3 states. [2020-10-25 20:58:43,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:58:43,457 INFO L93 Difference]: Finished difference Result 1980 states and 3133 transitions. [2020-10-25 20:58:43,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:58:43,460 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 116 [2020-10-25 20:58:43,460 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:58:43,468 INFO L225 Difference]: With dead ends: 1980 [2020-10-25 20:58:43,468 INFO L226 Difference]: Without dead ends: 1320 [2020-10-25 20:58:43,473 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 20:58:43,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1320 states. [2020-10-25 20:58:43,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1320 to 1320. [2020-10-25 20:58:43,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1320 states. [2020-10-25 20:58:43,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 1320 states and 1986 transitions. [2020-10-25 20:58:43,558 INFO L78 Accepts]: Start accepts. Automaton has 1320 states and 1986 transitions. Word has length 116 [2020-10-25 20:58:43,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:58:43,559 INFO L481 AbstractCegarLoop]: Abstraction has 1320 states and 1986 transitions. [2020-10-25 20:58:43,560 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:58:43,560 INFO L276 IsEmpty]: Start isEmpty. Operand 1320 states and 1986 transitions. [2020-10-25 20:58:43,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2020-10-25 20:58:43,570 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:58:43,571 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, 2, 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 20:58:43,571 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-25 20:58:43,571 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:58:43,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:58:43,572 INFO L82 PathProgramCache]: Analyzing trace with hash -590565579, now seen corresponding path program 1 times [2020-10-25 20:58:43,572 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:58:43,573 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [354617931] [2020-10-25 20:58:43,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:58:43,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:58:43,773 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2020-10-25 20:58:43,774 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [354617931] [2020-10-25 20:58:43,774 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:58:43,774 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-25 20:58:43,775 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [172071217] [2020-10-25 20:58:43,777 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:58:43,778 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:58:43,783 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:58:43,784 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:58:43,785 INFO L87 Difference]: Start difference. First operand 1320 states and 1986 transitions. Second operand 3 states. [2020-10-25 20:58:46,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:58:46,406 INFO L93 Difference]: Finished difference Result 3954 states and 5953 transitions. [2020-10-25 20:58:46,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:58:46,407 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 187 [2020-10-25 20:58:46,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:58:46,424 INFO L225 Difference]: With dead ends: 3954 [2020-10-25 20:58:46,424 INFO L226 Difference]: Without dead ends: 2636 [2020-10-25 20:58:46,429 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 20:58:46,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2636 states. [2020-10-25 20:58:46,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2636 to 2636. [2020-10-25 20:58:46,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2636 states. [2020-10-25 20:58:46,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2636 states to 2636 states and 3488 transitions. [2020-10-25 20:58:46,498 INFO L78 Accepts]: Start accepts. Automaton has 2636 states and 3488 transitions. Word has length 187 [2020-10-25 20:58:46,499 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:58:46,499 INFO L481 AbstractCegarLoop]: Abstraction has 2636 states and 3488 transitions. [2020-10-25 20:58:46,499 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:58:46,499 INFO L276 IsEmpty]: Start isEmpty. Operand 2636 states and 3488 transitions. [2020-10-25 20:58:46,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2020-10-25 20:58:46,505 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:58:46,505 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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 20:58:46,506 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-25 20:58:46,506 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:58:46,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:58:46,507 INFO L82 PathProgramCache]: Analyzing trace with hash -918280843, now seen corresponding path program 1 times [2020-10-25 20:58:46,507 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:58:46,507 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1587520021] [2020-10-25 20:58:46,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:58:46,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:58:46,852 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2020-10-25 20:58:46,852 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1587520021] [2020-10-25 20:58:46,853 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:58:46,853 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-25 20:58:46,853 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [742340588] [2020-10-25 20:58:46,854 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:58:46,854 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:58:46,855 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:58:46,856 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:58:46,856 INFO L87 Difference]: Start difference. First operand 2636 states and 3488 transitions. Second operand 3 states. [2020-10-25 20:58:49,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:58:49,395 INFO L93 Difference]: Finished difference Result 6586 states and 8891 transitions. [2020-10-25 20:58:49,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:58:49,396 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 211 [2020-10-25 20:58:49,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:58:49,418 INFO L225 Difference]: With dead ends: 6586 [2020-10-25 20:58:49,418 INFO L226 Difference]: Without dead ends: 3952 [2020-10-25 20:58:49,423 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 20:58:49,428 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3952 states. [2020-10-25 20:58:49,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3952 to 2965. [2020-10-25 20:58:49,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2965 states. [2020-10-25 20:58:49,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2965 states to 2965 states and 3938 transitions. [2020-10-25 20:58:49,499 INFO L78 Accepts]: Start accepts. Automaton has 2965 states and 3938 transitions. Word has length 211 [2020-10-25 20:58:49,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:58:49,500 INFO L481 AbstractCegarLoop]: Abstraction has 2965 states and 3938 transitions. [2020-10-25 20:58:49,500 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:58:49,500 INFO L276 IsEmpty]: Start isEmpty. Operand 2965 states and 3938 transitions. [2020-10-25 20:58:49,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2020-10-25 20:58:49,508 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:58:49,509 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-25 20:58:49,509 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-25 20:58:49,510 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:58:49,510 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:58:49,511 INFO L82 PathProgramCache]: Analyzing trace with hash -1863132581, now seen corresponding path program 1 times [2020-10-25 20:58:49,511 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:58:49,511 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [912506553] [2020-10-25 20:58:49,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:58:49,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:58:49,846 INFO L134 CoverageAnalysis]: Checked inductivity of 371 backedges. 218 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2020-10-25 20:58:49,847 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [912506553] [2020-10-25 20:58:49,847 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:58:49,848 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-25 20:58:49,848 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1902943684] [2020-10-25 20:58:49,849 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:58:49,849 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:58:49,849 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:58:49,850 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:58:49,850 INFO L87 Difference]: Start difference. First operand 2965 states and 3938 transitions. Second operand 3 states. [2020-10-25 20:58:52,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:58:52,209 INFO L93 Difference]: Finished difference Result 7244 states and 9442 transitions. [2020-10-25 20:58:52,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:58:52,216 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 354 [2020-10-25 20:58:52,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:58:52,239 INFO L225 Difference]: With dead ends: 7244 [2020-10-25 20:58:52,239 INFO L226 Difference]: Without dead ends: 4281 [2020-10-25 20:58:52,245 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 20:58:52,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4281 states. [2020-10-25 20:58:52,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4281 to 4281. [2020-10-25 20:58:52,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4281 states. [2020-10-25 20:58:52,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4281 states to 4281 states and 5188 transitions. [2020-10-25 20:58:52,351 INFO L78 Accepts]: Start accepts. Automaton has 4281 states and 5188 transitions. Word has length 354 [2020-10-25 20:58:52,352 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:58:52,352 INFO L481 AbstractCegarLoop]: Abstraction has 4281 states and 5188 transitions. [2020-10-25 20:58:52,352 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:58:52,353 INFO L276 IsEmpty]: Start isEmpty. Operand 4281 states and 5188 transitions. [2020-10-25 20:58:52,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2020-10-25 20:58:52,366 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:58:52,367 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-25 20:58:52,367 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-25 20:58:52,368 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:58:52,368 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:58:52,368 INFO L82 PathProgramCache]: Analyzing trace with hash 1207662616, now seen corresponding path program 1 times [2020-10-25 20:58:52,369 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:58:52,369 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [755411533] [2020-10-25 20:58:52,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:58:52,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:58:53,628 INFO L134 CoverageAnalysis]: Checked inductivity of 371 backedges. 218 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2020-10-25 20:58:53,628 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [755411533] [2020-10-25 20:58:53,628 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:58:53,629 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 20:58:53,629 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1717359946] [2020-10-25 20:58:53,630 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-25 20:58:53,630 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:58:53,631 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-25 20:58:53,631 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-25 20:58:53,631 INFO L87 Difference]: Start difference. First operand 4281 states and 5188 transitions. Second operand 4 states. [2020-10-25 20:58:56,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:58:56,300 INFO L93 Difference]: Finished difference Result 8930 states and 10756 transitions. [2020-10-25 20:58:56,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-25 20:58:56,301 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 468 [2020-10-25 20:58:56,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:58:56,323 INFO L225 Difference]: With dead ends: 8930 [2020-10-25 20:58:56,323 INFO L226 Difference]: Without dead ends: 4651 [2020-10-25 20:58:56,330 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 20:58:56,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4651 states. [2020-10-25 20:58:56,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4651 to 4610. [2020-10-25 20:58:56,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4610 states. [2020-10-25 20:58:56,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4610 states to 4610 states and 5523 transitions. [2020-10-25 20:58:56,452 INFO L78 Accepts]: Start accepts. Automaton has 4610 states and 5523 transitions. Word has length 468 [2020-10-25 20:58:56,453 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:58:56,454 INFO L481 AbstractCegarLoop]: Abstraction has 4610 states and 5523 transitions. [2020-10-25 20:58:56,454 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-25 20:58:56,454 INFO L276 IsEmpty]: Start isEmpty. Operand 4610 states and 5523 transitions. [2020-10-25 20:58:56,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 556 [2020-10-25 20:58:56,474 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:58:56,474 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:58:56,475 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-25 20:58:56,475 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:58:56,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:58:56,476 INFO L82 PathProgramCache]: Analyzing trace with hash 1754231302, now seen corresponding path program 1 times [2020-10-25 20:58:56,476 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:58:56,477 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [784279170] [2020-10-25 20:58:56,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:58:56,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:58:57,246 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 441 proven. 0 refuted. 0 times theorem prover too weak. 213 trivial. 0 not checked. [2020-10-25 20:58:57,247 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [784279170] [2020-10-25 20:58:57,247 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:58:57,248 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-25 20:58:57,248 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [367161411] [2020-10-25 20:58:57,249 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-25 20:58:57,249 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:58:57,250 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-25 20:58:57,250 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2020-10-25 20:58:57,250 INFO L87 Difference]: Start difference. First operand 4610 states and 5523 transitions. Second operand 7 states. [2020-10-25 20:59:00,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:59:00,922 INFO L93 Difference]: Finished difference Result 8748 states and 10556 transitions. [2020-10-25 20:59:00,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-25 20:59:00,924 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 555 [2020-10-25 20:59:00,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:59:00,943 INFO L225 Difference]: With dead ends: 8748 [2020-10-25 20:59:00,943 INFO L226 Difference]: Without dead ends: 4281 [2020-10-25 20:59:00,949 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2020-10-25 20:59:00,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4281 states. [2020-10-25 20:59:01,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4281 to 4281. [2020-10-25 20:59:01,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4281 states. [2020-10-25 20:59:01,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4281 states to 4281 states and 4610 transitions. [2020-10-25 20:59:01,035 INFO L78 Accepts]: Start accepts. Automaton has 4281 states and 4610 transitions. Word has length 555 [2020-10-25 20:59:01,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:59:01,035 INFO L481 AbstractCegarLoop]: Abstraction has 4281 states and 4610 transitions. [2020-10-25 20:59:01,036 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-25 20:59:01,036 INFO L276 IsEmpty]: Start isEmpty. Operand 4281 states and 4610 transitions. [2020-10-25 20:59:01,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 584 [2020-10-25 20:59:01,050 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:59:01,051 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:59:01,052 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-25 20:59:01,052 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:59:01,052 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:59:01,053 INFO L82 PathProgramCache]: Analyzing trace with hash -81923864, now seen corresponding path program 1 times [2020-10-25 20:59:01,053 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:59:01,054 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [215050128] [2020-10-25 20:59:01,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:59:01,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:59:01,719 INFO L134 CoverageAnalysis]: Checked inductivity of 716 backedges. 549 proven. 0 refuted. 0 times theorem prover too weak. 167 trivial. 0 not checked. [2020-10-25 20:59:01,719 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [215050128] [2020-10-25 20:59:01,720 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:59:01,720 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 20:59:01,720 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [747911296] [2020-10-25 20:59:01,721 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:59:01,722 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:59:01,723 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:59:01,723 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:59:01,723 INFO L87 Difference]: Start difference. First operand 4281 states and 4610 transitions. Second operand 3 states. [2020-10-25 20:59:03,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:59:03,602 INFO L93 Difference]: Finished difference Result 10534 states and 11440 transitions. [2020-10-25 20:59:03,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:59:03,607 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 583 [2020-10-25 20:59:03,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:59:03,631 INFO L225 Difference]: With dead ends: 10534 [2020-10-25 20:59:03,631 INFO L226 Difference]: Without dead ends: 6584 [2020-10-25 20:59:03,637 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 20:59:03,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6584 states. [2020-10-25 20:59:03,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6584 to 6584. [2020-10-25 20:59:03,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6584 states. [2020-10-25 20:59:03,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6584 states to 6584 states and 6964 transitions. [2020-10-25 20:59:03,751 INFO L78 Accepts]: Start accepts. Automaton has 6584 states and 6964 transitions. Word has length 583 [2020-10-25 20:59:03,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:59:03,752 INFO L481 AbstractCegarLoop]: Abstraction has 6584 states and 6964 transitions. [2020-10-25 20:59:03,753 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:59:03,753 INFO L276 IsEmpty]: Start isEmpty. Operand 6584 states and 6964 transitions. [2020-10-25 20:59:03,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 618 [2020-10-25 20:59:03,762 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:59:03,762 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:59:03,763 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-25 20:59:03,763 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:59:03,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:59:03,764 INFO L82 PathProgramCache]: Analyzing trace with hash -1098184227, now seen corresponding path program 1 times [2020-10-25 20:59:03,764 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:59:03,765 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1726952166] [2020-10-25 20:59:03,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:59:03,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:59:04,247 INFO L134 CoverageAnalysis]: Checked inductivity of 750 backedges. 597 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2020-10-25 20:59:04,247 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1726952166] [2020-10-25 20:59:04,248 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:59:04,248 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 20:59:04,248 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [797004563] [2020-10-25 20:59:04,249 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:59:04,249 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:59:04,250 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:59:04,250 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:59:04,251 INFO L87 Difference]: Start difference. First operand 6584 states and 6964 transitions. Second operand 3 states. [2020-10-25 20:59:06,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:59:06,109 INFO L93 Difference]: Finished difference Result 14811 states and 15794 transitions. [2020-10-25 20:59:06,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:59:06,109 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 617 [2020-10-25 20:59:06,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:59:06,127 INFO L225 Difference]: With dead ends: 14811 [2020-10-25 20:59:06,128 INFO L226 Difference]: Without dead ends: 8558 [2020-10-25 20:59:06,135 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 20:59:06,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8558 states. [2020-10-25 20:59:06,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8558 to 8229. [2020-10-25 20:59:06,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8229 states. [2020-10-25 20:59:06,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8229 states to 8229 states and 8674 transitions. [2020-10-25 20:59:06,319 INFO L78 Accepts]: Start accepts. Automaton has 8229 states and 8674 transitions. Word has length 617 [2020-10-25 20:59:06,320 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:59:06,321 INFO L481 AbstractCegarLoop]: Abstraction has 8229 states and 8674 transitions. [2020-10-25 20:59:06,321 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:59:06,321 INFO L276 IsEmpty]: Start isEmpty. Operand 8229 states and 8674 transitions. [2020-10-25 20:59:06,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 777 [2020-10-25 20:59:06,337 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:59:06,338 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 20:59:06,339 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-25 20:59:06,339 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:59:06,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:59:06,340 INFO L82 PathProgramCache]: Analyzing trace with hash 1416268817, now seen corresponding path program 1 times [2020-10-25 20:59:06,340 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:59:06,340 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [59254166] [2020-10-25 20:59:06,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:59:06,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:59:07,145 INFO L134 CoverageAnalysis]: Checked inductivity of 1136 backedges. 722 proven. 0 refuted. 0 times theorem prover too weak. 414 trivial. 0 not checked. [2020-10-25 20:59:07,145 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [59254166] [2020-10-25 20:59:07,145 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:59:07,145 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 20:59:07,146 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [941833186] [2020-10-25 20:59:07,147 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:59:07,147 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:59:07,147 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:59:07,148 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:59:07,148 INFO L87 Difference]: Start difference. First operand 8229 states and 8674 transitions. Second operand 3 states. [2020-10-25 20:59:09,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:59:09,137 INFO L93 Difference]: Finished difference Result 18430 states and 19568 transitions. [2020-10-25 20:59:09,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:59:09,141 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 776 [2020-10-25 20:59:09,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:59:09,173 INFO L225 Difference]: With dead ends: 18430 [2020-10-25 20:59:09,174 INFO L226 Difference]: Without dead ends: 10532 [2020-10-25 20:59:09,184 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 20:59:09,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10532 states. [2020-10-25 20:59:09,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10532 to 9874. [2020-10-25 20:59:09,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9874 states. [2020-10-25 20:59:09,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9874 states to 9874 states and 10362 transitions. [2020-10-25 20:59:09,339 INFO L78 Accepts]: Start accepts. Automaton has 9874 states and 10362 transitions. Word has length 776 [2020-10-25 20:59:09,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:59:09,340 INFO L481 AbstractCegarLoop]: Abstraction has 9874 states and 10362 transitions. [2020-10-25 20:59:09,340 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:59:09,340 INFO L276 IsEmpty]: Start isEmpty. Operand 9874 states and 10362 transitions. [2020-10-25 20:59:09,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 778 [2020-10-25 20:59:09,359 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:59:09,360 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 20:59:09,360 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-25 20:59:09,360 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:59:09,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:59:09,361 INFO L82 PathProgramCache]: Analyzing trace with hash -851033698, now seen corresponding path program 1 times [2020-10-25 20:59:09,361 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:59:09,362 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1139168921] [2020-10-25 20:59:09,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:59:09,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:59:10,356 INFO L134 CoverageAnalysis]: Checked inductivity of 1140 backedges. 480 proven. 0 refuted. 0 times theorem prover too weak. 660 trivial. 0 not checked. [2020-10-25 20:59:10,357 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1139168921] [2020-10-25 20:59:10,357 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:59:10,357 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 20:59:10,357 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [242764901] [2020-10-25 20:59:10,358 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:59:10,359 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:59:10,360 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:59:10,360 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:59:10,360 INFO L87 Difference]: Start difference. First operand 9874 states and 10362 transitions. Second operand 3 states. [2020-10-25 20:59:12,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:59:12,195 INFO L93 Difference]: Finished difference Result 24681 states and 25992 transitions. [2020-10-25 20:59:12,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:59:12,196 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 777 [2020-10-25 20:59:12,197 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:59:12,220 INFO L225 Difference]: With dead ends: 24681 [2020-10-25 20:59:12,220 INFO L226 Difference]: Without dead ends: 13164 [2020-10-25 20:59:12,235 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 20:59:12,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13164 states. [2020-10-25 20:59:12,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13164 to 12835. [2020-10-25 20:59:12,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12835 states. [2020-10-25 20:59:12,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12835 states to 12835 states and 13358 transitions. [2020-10-25 20:59:12,523 INFO L78 Accepts]: Start accepts. Automaton has 12835 states and 13358 transitions. Word has length 777 [2020-10-25 20:59:12,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:59:12,525 INFO L481 AbstractCegarLoop]: Abstraction has 12835 states and 13358 transitions. [2020-10-25 20:59:12,525 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:59:12,525 INFO L276 IsEmpty]: Start isEmpty. Operand 12835 states and 13358 transitions. [2020-10-25 20:59:12,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1061 [2020-10-25 20:59:12,553 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:59:12,554 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2020-10-25 20:59:12,554 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-25 20:59:12,554 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:59:12,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:59:12,555 INFO L82 PathProgramCache]: Analyzing trace with hash 1019013153, now seen corresponding path program 1 times [2020-10-25 20:59:12,556 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:59:12,557 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1459747183] [2020-10-25 20:59:12,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:59:12,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:59:14,588 INFO L134 CoverageAnalysis]: Checked inductivity of 1782 backedges. 1116 proven. 0 refuted. 0 times theorem prover too weak. 666 trivial. 0 not checked. [2020-10-25 20:59:14,588 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1459747183] [2020-10-25 20:59:14,588 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:59:14,589 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-25 20:59:14,589 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1345183566] [2020-10-25 20:59:14,590 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-25 20:59:14,591 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:59:14,591 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-25 20:59:14,592 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-25 20:59:14,592 INFO L87 Difference]: Start difference. First operand 12835 states and 13358 transitions. Second operand 4 states. [2020-10-25 20:59:16,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:59:16,970 INFO L93 Difference]: Finished difference Result 25364 states and 26408 transitions. [2020-10-25 20:59:16,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-25 20:59:16,971 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 1060 [2020-10-25 20:59:16,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:59:16,995 INFO L225 Difference]: With dead ends: 25364 [2020-10-25 20:59:16,996 INFO L226 Difference]: Without dead ends: 12860 [2020-10-25 20:59:17,012 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 20:59:17,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12860 states. [2020-10-25 20:59:17,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12860 to 12506. [2020-10-25 20:59:17,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12506 states. [2020-10-25 20:59:17,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12506 states to 12506 states and 13020 transitions. [2020-10-25 20:59:17,180 INFO L78 Accepts]: Start accepts. Automaton has 12506 states and 13020 transitions. Word has length 1060 [2020-10-25 20:59:17,181 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:59:17,181 INFO L481 AbstractCegarLoop]: Abstraction has 12506 states and 13020 transitions. [2020-10-25 20:59:17,181 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-25 20:59:17,181 INFO L276 IsEmpty]: Start isEmpty. Operand 12506 states and 13020 transitions. [2020-10-25 20:59:17,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1118 [2020-10-25 20:59:17,295 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:59:17,296 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, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 20:59:17,296 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-25 20:59:17,296 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:59:17,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:59:17,297 INFO L82 PathProgramCache]: Analyzing trace with hash -976860801, now seen corresponding path program 1 times [2020-10-25 20:59:17,297 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:59:17,298 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1017687442] [2020-10-25 20:59:17,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:59:17,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:59:18,367 INFO L134 CoverageAnalysis]: Checked inductivity of 2693 backedges. 1845 proven. 0 refuted. 0 times theorem prover too weak. 848 trivial. 0 not checked. [2020-10-25 20:59:18,367 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1017687442] [2020-10-25 20:59:18,367 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:59:18,367 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 20:59:18,368 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [493397871] [2020-10-25 20:59:18,368 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:59:18,369 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:59:18,372 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:59:18,372 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:59:18,373 INFO L87 Difference]: Start difference. First operand 12506 states and 13020 transitions. Second operand 3 states. [2020-10-25 20:59:20,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:59:20,444 INFO L93 Difference]: Finished difference Result 24681 states and 25707 transitions. [2020-10-25 20:59:20,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:59:20,446 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1117 [2020-10-25 20:59:20,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:59:20,475 INFO L225 Difference]: With dead ends: 24681 [2020-10-25 20:59:20,475 INFO L226 Difference]: Without dead ends: 12506 [2020-10-25 20:59:20,490 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 20:59:20,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12506 states. [2020-10-25 20:59:20,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12506 to 11848. [2020-10-25 20:59:20,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11848 states. [2020-10-25 20:59:20,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11848 states to 11848 states and 12155 transitions. [2020-10-25 20:59:20,681 INFO L78 Accepts]: Start accepts. Automaton has 11848 states and 12155 transitions. Word has length 1117 [2020-10-25 20:59:20,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:59:20,683 INFO L481 AbstractCegarLoop]: Abstraction has 11848 states and 12155 transitions. [2020-10-25 20:59:20,683 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:59:20,683 INFO L276 IsEmpty]: Start isEmpty. Operand 11848 states and 12155 transitions. [2020-10-25 20:59:20,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1143 [2020-10-25 20:59:20,710 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:59:20,711 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, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 20:59:20,711 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-25 20:59:20,712 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:59:20,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:59:20,712 INFO L82 PathProgramCache]: Analyzing trace with hash 422989715, now seen corresponding path program 1 times [2020-10-25 20:59:20,713 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:59:20,713 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [93660912] [2020-10-25 20:59:20,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:59:20,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:59:22,290 INFO L134 CoverageAnalysis]: Checked inductivity of 2843 backedges. 1503 proven. 0 refuted. 0 times theorem prover too weak. 1340 trivial. 0 not checked. [2020-10-25 20:59:22,291 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [93660912] [2020-10-25 20:59:22,291 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:59:22,292 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 20:59:22,292 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1411697373] [2020-10-25 20:59:22,293 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:59:22,293 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:59:22,293 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:59:22,293 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:59:22,294 INFO L87 Difference]: Start difference. First operand 11848 states and 12155 transitions. Second operand 3 states. [2020-10-25 20:59:24,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:59:24,064 INFO L93 Difference]: Finished difference Result 24023 states and 24646 transitions. [2020-10-25 20:59:24,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:59:24,065 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1142 [2020-10-25 20:59:24,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:59:24,088 INFO L225 Difference]: With dead ends: 24023 [2020-10-25 20:59:24,088 INFO L226 Difference]: Without dead ends: 12506 [2020-10-25 20:59:24,100 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 20:59:24,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12506 states. [2020-10-25 20:59:24,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12506 to 12506. [2020-10-25 20:59:24,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12506 states. [2020-10-25 20:59:24,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12506 states to 12506 states and 12818 transitions. [2020-10-25 20:59:24,253 INFO L78 Accepts]: Start accepts. Automaton has 12506 states and 12818 transitions. Word has length 1142 [2020-10-25 20:59:24,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:59:24,254 INFO L481 AbstractCegarLoop]: Abstraction has 12506 states and 12818 transitions. [2020-10-25 20:59:24,254 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:59:24,254 INFO L276 IsEmpty]: Start isEmpty. Operand 12506 states and 12818 transitions. [2020-10-25 20:59:24,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1197 [2020-10-25 20:59:24,280 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:59:24,281 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, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-25 20:59:24,281 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-25 20:59:24,281 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:59:24,282 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:59:24,282 INFO L82 PathProgramCache]: Analyzing trace with hash 1781323166, now seen corresponding path program 1 times [2020-10-25 20:59:24,282 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:59:24,283 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2112689235] [2020-10-25 20:59:24,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:59:24,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:59:25,401 INFO L134 CoverageAnalysis]: Checked inductivity of 2797 backedges. 984 proven. 0 refuted. 0 times theorem prover too weak. 1813 trivial. 0 not checked. [2020-10-25 20:59:25,402 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2112689235] [2020-10-25 20:59:25,402 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:59:25,402 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 20:59:25,403 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [660617821] [2020-10-25 20:59:25,403 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:59:25,404 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:59:25,404 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:59:25,404 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:59:25,404 INFO L87 Difference]: Start difference. First operand 12506 states and 12818 transitions. Second operand 3 states. [2020-10-25 20:59:27,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:59:27,172 INFO L93 Difference]: Finished difference Result 27311 states and 28040 transitions. [2020-10-25 20:59:27,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:59:27,173 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1196 [2020-10-25 20:59:27,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:59:27,175 INFO L225 Difference]: With dead ends: 27311 [2020-10-25 20:59:27,175 INFO L226 Difference]: Without dead ends: 0 [2020-10-25 20:59:27,190 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 20:59:27,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-25 20:59:27,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-25 20:59:27,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-25 20:59:27,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-25 20:59:27,191 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1196 [2020-10-25 20:59:27,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:59:27,220 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-25 20:59:27,221 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:59:27,221 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-25 20:59:27,221 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-25 20:59:27,221 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-10-25 20:59:27,224 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-25 20:59:27,367 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 106 [2020-10-25 20:59:27,514 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 106 [2020-10-25 20:59:28,011 WARN L193 SmtUtils]: Spent 491.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 44 [2020-10-25 20:59:28,337 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 43 [2020-10-25 20:59:28,817 WARN L193 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 44 [2020-10-25 20:59:28,821 INFO L274 CegarLoopResult]: For program point L1555(lines 1555 1765) no Hoare annotation was computed. [2020-10-25 20:59:28,821 INFO L274 CegarLoopResult]: For program point L168(line 168) no Hoare annotation was computed. [2020-10-25 20:59:28,821 INFO L274 CegarLoopResult]: For program point L102(line 102) no Hoare annotation was computed. [2020-10-25 20:59:28,821 INFO L274 CegarLoopResult]: For program point L36(line 36) no Hoare annotation was computed. [2020-10-25 20:59:28,821 INFO L274 CegarLoopResult]: For program point L1027(lines 1027 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,822 INFO L274 CegarLoopResult]: For program point L1754(lines 1754 1765) no Hoare annotation was computed. [2020-10-25 20:59:28,822 INFO L274 CegarLoopResult]: For program point L1424(lines 1424 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,822 INFO L274 CegarLoopResult]: For program point L1094(lines 1094 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,822 INFO L274 CegarLoopResult]: For program point L896(lines 896 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,822 INFO L274 CegarLoopResult]: For program point L830(lines 830 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,822 INFO L274 CegarLoopResult]: For program point L698(lines 698 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,822 INFO L274 CegarLoopResult]: For program point L1689(lines 1689 1765) no Hoare annotation was computed. [2020-10-25 20:59:28,822 INFO L274 CegarLoopResult]: For program point L1293(lines 1293 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,822 INFO L274 CegarLoopResult]: For program point L170-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:59:28,822 INFO L274 CegarLoopResult]: For program point L104-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:59:28,822 INFO L274 CegarLoopResult]: For program point L38-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:59:28,823 INFO L274 CegarLoopResult]: For program point L963(lines 963 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,823 INFO L274 CegarLoopResult]: For program point L765(lines 765 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,823 INFO L274 CegarLoopResult]: For program point L633(lines 633 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,823 INFO L274 CegarLoopResult]: For program point L1624(lines 1624 1765) no Hoare annotation was computed. [2020-10-25 20:59:28,823 INFO L274 CegarLoopResult]: For program point L369(lines 369 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,824 INFO L274 CegarLoopResult]: For program point L1360(lines 1360 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,824 INFO L274 CegarLoopResult]: For program point L237(lines 237 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,824 INFO L274 CegarLoopResult]: For program point L171(line 171) no Hoare annotation was computed. [2020-10-25 20:59:28,824 INFO L274 CegarLoopResult]: For program point L1162(lines 1162 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,824 INFO L274 CegarLoopResult]: For program point L105(line 105) no Hoare annotation was computed. [2020-10-25 20:59:28,824 INFO L274 CegarLoopResult]: For program point L39(line 39) no Hoare annotation was computed. [2020-10-25 20:59:28,825 INFO L270 CegarLoopResult]: At program point L1493(lines 25 1494) the Hoare annotation is: (let ((.cse3 (= ~a16~0 9)) (.cse2 (= ~a12~0 6)) (.cse5 (<= ~a16~0 11)) (.cse7 (= ~a12~0 9)) (.cse6 (= ~a12~0 8)) (.cse4 (= ~a16~0 8)) (.cse0 (= 7 ~a12~0)) (.cse1 (<= ~a15~0 3))) (or (and (<= 11 ~a16~0) .cse0 .cse1) (and .cse2 .cse1) (and .cse3 .cse0) (and .cse0 .cse4) (and .cse5 (<= ~a12~0 5)) (and .cse6 .cse1) (and .cse3 .cse6) (and .cse1 .cse4) (and .cse7 .cse1) (and .cse7 .cse3) (and .cse2 .cse5) (and (= ~a15~0 3) (= 5 ~a12~0)) (and .cse7 .cse4) (and .cse6 .cse4) (and .cse0 (<= (+ ~a18~0 87) 0) .cse1))) [2020-10-25 20:59:28,825 INFO L274 CegarLoopResult]: For program point L436(lines 436 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,825 INFO L274 CegarLoopResult]: For program point L1229(lines 1229 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,825 INFO L274 CegarLoopResult]: For program point L569(lines 569 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,825 INFO L274 CegarLoopResult]: For program point L503(lines 503 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,825 INFO L274 CegarLoopResult]: For program point L305(lines 305 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,825 INFO L274 CegarLoopResult]: For program point L173-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:59:28,826 INFO L274 CegarLoopResult]: For program point L107-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:59:28,826 INFO L274 CegarLoopResult]: For program point L41-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:59:28,826 INFO L274 CegarLoopResult]: For program point L1759(lines 1759 1765) no Hoare annotation was computed. [2020-10-25 20:59:28,826 INFO L274 CegarLoopResult]: For program point L1561(lines 1561 1765) no Hoare annotation was computed. [2020-10-25 20:59:28,826 INFO L274 CegarLoopResult]: For program point L174(line 174) no Hoare annotation was computed. [2020-10-25 20:59:28,826 INFO L274 CegarLoopResult]: For program point L108(line 108) no Hoare annotation was computed. [2020-10-25 20:59:28,826 INFO L274 CegarLoopResult]: For program point L1099(lines 1099 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,826 INFO L274 CegarLoopResult]: For program point L42(line 42) no Hoare annotation was computed. [2020-10-25 20:59:28,827 INFO L274 CegarLoopResult]: For program point L1033(lines 1033 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,827 INFO L274 CegarLoopResult]: For program point L901(lines 901 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,827 INFO L274 CegarLoopResult]: For program point L1430(lines 1430 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,827 INFO L274 CegarLoopResult]: For program point L836(lines 836 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,827 INFO L274 CegarLoopResult]: For program point L1695(lines 1695 1765) no Hoare annotation was computed. [2020-10-25 20:59:28,827 INFO L274 CegarLoopResult]: For program point L638(lines 638 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,827 INFO L274 CegarLoopResult]: For program point L1299(lines 1299 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,827 INFO L274 CegarLoopResult]: For program point L242(lines 242 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,827 INFO L274 CegarLoopResult]: For program point L176-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:59:28,827 INFO L274 CegarLoopResult]: For program point L110-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:59:28,827 INFO L274 CegarLoopResult]: For program point L44-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:59:28,827 INFO L274 CegarLoopResult]: For program point L969(lines 969 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,827 INFO L274 CegarLoopResult]: For program point L771(lines 771 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,827 INFO L274 CegarLoopResult]: For program point L705(lines 705 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,828 INFO L274 CegarLoopResult]: For program point L1630(lines 1630 1765) no Hoare annotation was computed. [2020-10-25 20:59:28,828 INFO L274 CegarLoopResult]: For program point L375(lines 375 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,828 INFO L274 CegarLoopResult]: For program point L1366(lines 1366 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,828 INFO L274 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2020-10-25 20:59:28,828 INFO L274 CegarLoopResult]: For program point L1168(lines 1168 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,828 INFO L274 CegarLoopResult]: For program point L111(line 111) no Hoare annotation was computed. [2020-10-25 20:59:28,828 INFO L274 CegarLoopResult]: For program point L45(line 45) no Hoare annotation was computed. [2020-10-25 20:59:28,828 INFO L274 CegarLoopResult]: For program point L1499(lines 1499 1765) no Hoare annotation was computed. [2020-10-25 20:59:28,828 INFO L274 CegarLoopResult]: For program point L442(lines 442 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,829 INFO L274 CegarLoopResult]: For program point L575(lines 575 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,829 INFO L274 CegarLoopResult]: For program point L311(lines 311 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,829 INFO L274 CegarLoopResult]: For program point L1236(lines 1236 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,829 INFO L274 CegarLoopResult]: For program point L179-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:59:28,829 INFO L274 CegarLoopResult]: For program point L113-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:59:28,829 INFO L274 CegarLoopResult]: For program point L47-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:59:28,829 INFO L274 CegarLoopResult]: For program point L1038(lines 1038 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,829 INFO L274 CegarLoopResult]: For program point L708(lines 708 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,829 INFO L274 CegarLoopResult]: For program point L510(lines 510 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,829 INFO L274 CegarLoopResult]: For program point L180(line 180) no Hoare annotation was computed. [2020-10-25 20:59:28,829 INFO L274 CegarLoopResult]: For program point L114(line 114) no Hoare annotation was computed. [2020-10-25 20:59:28,829 INFO L274 CegarLoopResult]: For program point L1105(lines 1105 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,829 INFO L274 CegarLoopResult]: For program point L48(line 48) no Hoare annotation was computed. [2020-10-25 20:59:28,829 INFO L274 CegarLoopResult]: For program point L907(lines 907 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,830 INFO L270 CegarLoopResult]: At program point L1766(lines 1496 1767) the Hoare annotation is: (let ((.cse3 (= ~a16~0 9)) (.cse2 (= ~a12~0 6)) (.cse5 (<= ~a16~0 11)) (.cse7 (= ~a12~0 9)) (.cse6 (= ~a12~0 8)) (.cse4 (= ~a16~0 8)) (.cse0 (= 7 ~a12~0)) (.cse1 (<= ~a15~0 3))) (or (and (<= 11 ~a16~0) .cse0 .cse1) (and .cse2 .cse1) (and .cse3 .cse0) (and .cse0 .cse4) (and .cse5 (<= ~a12~0 5)) (and .cse6 .cse1) (and .cse3 .cse6) (and .cse1 .cse4) (and .cse7 .cse1) (and .cse7 .cse3) (and .cse2 .cse5) (and (= ~a15~0 3) (= 5 ~a12~0)) (and .cse7 .cse4) (and .cse6 .cse4) (and .cse0 (<= (+ ~a18~0 87) 0) .cse1))) [2020-10-25 20:59:28,830 INFO L274 CegarLoopResult]: For program point L643(lines 643 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,830 INFO L274 CegarLoopResult]: For program point L1568(lines 1568 1765) no Hoare annotation was computed. [2020-10-25 20:59:28,830 INFO L274 CegarLoopResult]: For program point L445(lines 445 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,830 INFO L274 CegarLoopResult]: For program point L1436(lines 1436 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,830 INFO L274 CegarLoopResult]: For program point L842(lines 842 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,830 INFO L274 CegarLoopResult]: For program point L1701(lines 1701 1765) no Hoare annotation was computed. [2020-10-25 20:59:28,830 INFO L274 CegarLoopResult]: For program point L1635(lines 1635 1765) no Hoare annotation was computed. [2020-10-25 20:59:28,830 INFO L274 CegarLoopResult]: For program point L1305(lines 1305 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,830 INFO L274 CegarLoopResult]: For program point L248(lines 248 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,830 INFO L274 CegarLoopResult]: For program point L182-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:59:28,830 INFO L274 CegarLoopResult]: For program point L116-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:59:28,831 INFO L274 CegarLoopResult]: For program point L50-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:59:28,831 INFO L274 CegarLoopResult]: For program point L777(lines 777 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,831 INFO L274 CegarLoopResult]: For program point L1372(lines 1372 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,831 INFO L274 CegarLoopResult]: For program point L183(line 183) no Hoare annotation was computed. [2020-10-25 20:59:28,831 INFO L274 CegarLoopResult]: For program point L1174(lines 1174 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,831 INFO L274 CegarLoopResult]: For program point L117(line 117) no Hoare annotation was computed. [2020-10-25 20:59:28,831 INFO L274 CegarLoopResult]: For program point L51(line 51) no Hoare annotation was computed. [2020-10-25 20:59:28,831 INFO L274 CegarLoopResult]: For program point L976(lines 976 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,831 INFO L277 CegarLoopResult]: At program point L1769(lines 1769 1785) the Hoare annotation is: true [2020-10-25 20:59:28,831 INFO L274 CegarLoopResult]: For program point L580(lines 580 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,831 INFO L274 CegarLoopResult]: For program point L1505(lines 1505 1765) no Hoare annotation was computed. [2020-10-25 20:59:28,831 INFO L274 CegarLoopResult]: For program point L382(lines 382 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,831 INFO L274 CegarLoopResult]: For program point L317(lines 317 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,831 INFO L274 CegarLoopResult]: For program point L185-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:59:28,832 INFO L274 CegarLoopResult]: For program point L119-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:59:28,832 INFO L274 CegarLoopResult]: For program point L53-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:59:28,832 INFO L274 CegarLoopResult]: For program point L1044(lines 1044 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,832 INFO L274 CegarLoopResult]: For program point L780(lines 780 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,832 INFO L274 CegarLoopResult]: For program point L714(lines 714 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,832 INFO L274 CegarLoopResult]: For program point L1243(lines 1243 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,832 INFO L274 CegarLoopResult]: For program point L186(line 186) no Hoare annotation was computed. [2020-10-25 20:59:28,832 INFO L274 CegarLoopResult]: For program point L1177(lines 1177 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,832 INFO L274 CegarLoopResult]: For program point L120(line 120) no Hoare annotation was computed. [2020-10-25 20:59:28,832 INFO L274 CegarLoopResult]: For program point L1111(lines 1111 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,832 INFO L274 CegarLoopResult]: For program point L54(line 54) no Hoare annotation was computed. [2020-10-25 20:59:28,833 INFO L274 CegarLoopResult]: For program point L1706(lines 1706 1765) no Hoare annotation was computed. [2020-10-25 20:59:28,833 INFO L274 CegarLoopResult]: For program point L1640(lines 1640 1765) no Hoare annotation was computed. [2020-10-25 20:59:28,833 INFO L274 CegarLoopResult]: For program point L517(lines 517 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,833 INFO L274 CegarLoopResult]: For program point L451(lines 451 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,833 INFO L274 CegarLoopResult]: For program point L1442(lines 1442 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,833 INFO L274 CegarLoopResult]: For program point L914(lines 914 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,833 INFO L274 CegarLoopResult]: For program point L848(lines 848 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,833 INFO L274 CegarLoopResult]: For program point L650(lines 650 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,833 INFO L274 CegarLoopResult]: For program point L1575(lines 1575 1765) no Hoare annotation was computed. [2020-10-25 20:59:28,833 INFO L274 CegarLoopResult]: For program point L1377(lines 1377 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,833 INFO L274 CegarLoopResult]: For program point L1311(lines 1311 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,833 INFO L274 CegarLoopResult]: For program point L254(lines 254 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,834 INFO L274 CegarLoopResult]: For program point L188-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:59:28,834 INFO L274 CegarLoopResult]: For program point L122-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:59:28,834 INFO L274 CegarLoopResult]: For program point L56-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:59:28,834 INFO L274 CegarLoopResult]: For program point L981(lines 981 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,834 INFO L274 CegarLoopResult]: For program point L189(line 189) no Hoare annotation was computed. [2020-10-25 20:59:28,834 INFO L274 CegarLoopResult]: For program point L123(line 123) no Hoare annotation was computed. [2020-10-25 20:59:28,834 INFO L274 CegarLoopResult]: For program point L57(line 57) no Hoare annotation was computed. [2020-10-25 20:59:28,834 INFO L270 CegarLoopResult]: At program point L1775-2(lines 1775 1784) the Hoare annotation is: (let ((.cse3 (= ~a16~0 9)) (.cse2 (= ~a12~0 6)) (.cse5 (<= ~a16~0 11)) (.cse7 (= ~a12~0 9)) (.cse6 (= ~a12~0 8)) (.cse4 (= ~a16~0 8)) (.cse0 (= 7 ~a12~0)) (.cse1 (<= ~a15~0 3))) (or (and (<= 11 ~a16~0) .cse0 .cse1) (and .cse2 .cse1) (and .cse3 .cse0) (and .cse0 .cse4) (and .cse5 (<= ~a12~0 5)) (and .cse6 .cse1) (and .cse3 .cse6) (and .cse1 .cse4) (and .cse7 .cse1) (and .cse7 .cse3) (and .cse2 .cse5) (and (= ~a15~0 3) (= 5 ~a12~0)) (and .cse7 .cse4) (and .cse6 .cse4) (and .cse0 (<= (+ ~a18~0 87) 0) .cse1))) [2020-10-25 20:59:28,834 INFO L274 CegarLoopResult]: For program point L586(lines 586 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,834 INFO L274 CegarLoopResult]: For program point L388(lines 388 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,834 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-25 20:59:28,834 INFO L274 CegarLoopResult]: For program point L719(lines 719 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,834 INFO L274 CegarLoopResult]: For program point L1512(lines 1512 1765) no Hoare annotation was computed. [2020-10-25 20:59:28,835 INFO L274 CegarLoopResult]: For program point L323(lines 323 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,835 INFO L274 CegarLoopResult]: For program point L191-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:59:28,835 INFO L274 CegarLoopResult]: For program point L125-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:59:28,835 INFO L274 CegarLoopResult]: For program point L1116(lines 1116 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,835 INFO L274 CegarLoopResult]: For program point L59-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:59:28,835 INFO L274 CegarLoopResult]: For program point L1050(lines 1050 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,835 INFO L274 CegarLoopResult]: For program point L786(lines 786 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,835 INFO L274 CegarLoopResult]: For program point L1711(lines 1711 1765) no Hoare annotation was computed. [2020-10-25 20:59:28,835 INFO L274 CegarLoopResult]: For program point L456(lines 456 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,835 INFO L274 CegarLoopResult]: For program point L1249(lines 1249 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,835 INFO L274 CegarLoopResult]: For program point L192(line 192) no Hoare annotation was computed. [2020-10-25 20:59:28,835 INFO L274 CegarLoopResult]: For program point L1183(lines 1183 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,835 INFO L274 CegarLoopResult]: For program point L126(line 126) no Hoare annotation was computed. [2020-10-25 20:59:28,835 INFO L274 CegarLoopResult]: For program point L60(line 60) no Hoare annotation was computed. [2020-10-25 20:59:28,836 INFO L274 CegarLoopResult]: For program point L919(lines 919 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,836 INFO L274 CegarLoopResult]: For program point L853(lines 853 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,836 INFO L274 CegarLoopResult]: For program point L523(lines 523 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,836 INFO L274 CegarLoopResult]: For program point L1448(lines 1448 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,836 INFO L274 CegarLoopResult]: For program point L1316(lines 1316 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,836 INFO L274 CegarLoopResult]: For program point L259(lines 259 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,836 INFO L274 CegarLoopResult]: For program point L1647(lines 1647 1765) no Hoare annotation was computed. [2020-10-25 20:59:28,836 INFO L274 CegarLoopResult]: For program point L1581(lines 1581 1765) no Hoare annotation was computed. [2020-10-25 20:59:28,836 INFO L274 CegarLoopResult]: For program point L1383(lines 1383 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,836 INFO L274 CegarLoopResult]: For program point L194-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:59:28,836 INFO L274 CegarLoopResult]: For program point L128-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:59:28,836 INFO L274 CegarLoopResult]: For program point L62-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:59:28,836 INFO L274 CegarLoopResult]: For program point L1780(line 1780) no Hoare annotation was computed. [2020-10-25 20:59:28,836 INFO L274 CegarLoopResult]: For program point L657(lines 657 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,837 INFO L274 CegarLoopResult]: For program point L591(lines 591 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,837 INFO L274 CegarLoopResult]: For program point L459(lines 459 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,837 INFO L274 CegarLoopResult]: For program point L393(lines 393 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,837 INFO L274 CegarLoopResult]: For program point L1252(lines 1252 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,837 INFO L274 CegarLoopResult]: For program point L195(line 195) no Hoare annotation was computed. [2020-10-25 20:59:28,837 INFO L274 CegarLoopResult]: For program point L129(line 129) no Hoare annotation was computed. [2020-10-25 20:59:28,837 INFO L274 CegarLoopResult]: For program point L63(line 63) no Hoare annotation was computed. [2020-10-25 20:59:28,837 INFO L274 CegarLoopResult]: For program point L988(lines 988 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,837 INFO L274 CegarLoopResult]: For program point L1517(lines 1517 1765) no Hoare annotation was computed. [2020-10-25 20:59:28,837 INFO L274 CegarLoopResult]: For program point L1451(lines 1451 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,837 INFO L274 CegarLoopResult]: For program point L791(lines 791 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,837 INFO L274 CegarLoopResult]: For program point L725(lines 725 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,837 INFO L274 CegarLoopResult]: For program point L329(lines 329 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,838 INFO L274 CegarLoopResult]: For program point L197-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:59:28,838 INFO L274 CegarLoopResult]: For program point L131-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:59:28,838 INFO L274 CegarLoopResult]: For program point L1122(lines 1122 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,838 INFO L274 CegarLoopResult]: For program point L65-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:59:28,838 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-10-25 20:59:28,838 INFO L274 CegarLoopResult]: For program point L924(lines 924 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,838 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 5) no Hoare annotation was computed. [2020-10-25 20:59:28,838 INFO L274 CegarLoopResult]: For program point L1717(lines 1717 1765) no Hoare annotation was computed. [2020-10-25 20:59:28,838 INFO L274 CegarLoopResult]: For program point L264(lines 264 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,838 INFO L274 CegarLoopResult]: For program point L198(line 198) no Hoare annotation was computed. [2020-10-25 20:59:28,838 INFO L274 CegarLoopResult]: For program point L1189(lines 1189 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,838 INFO L274 CegarLoopResult]: For program point L132(line 132) no Hoare annotation was computed. [2020-10-25 20:59:28,838 INFO L274 CegarLoopResult]: For program point L66(line 66) no Hoare annotation was computed. [2020-10-25 20:59:28,839 INFO L274 CegarLoopResult]: For program point L1057(lines 1057 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,839 INFO L274 CegarLoopResult]: For program point L859(lines 859 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,839 INFO L274 CegarLoopResult]: For program point L529(lines 529 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,839 INFO L274 CegarLoopResult]: For program point L1388(lines 1388 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,839 INFO L274 CegarLoopResult]: For program point L1653(lines 1653 1765) no Hoare annotation was computed. [2020-10-25 20:59:28,839 INFO L274 CegarLoopResult]: For program point L596(lines 596 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,839 INFO L274 CegarLoopResult]: For program point L1587(lines 1587 1765) no Hoare annotation was computed. [2020-10-25 20:59:28,839 INFO L274 CegarLoopResult]: For program point L1323(lines 1323 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,839 INFO L274 CegarLoopResult]: For program point L200-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:59:28,839 INFO L274 CegarLoopResult]: For program point L134-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:59:28,839 INFO L274 CegarLoopResult]: For program point L68-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:59:28,839 INFO L274 CegarLoopResult]: For program point L663(lines 663 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,839 INFO L274 CegarLoopResult]: For program point L465(lines 465 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,839 INFO L274 CegarLoopResult]: For program point L1258(lines 1258 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,840 INFO L274 CegarLoopResult]: For program point L201(line 201) no Hoare annotation was computed. [2020-10-25 20:59:28,840 INFO L274 CegarLoopResult]: For program point L135(line 135) no Hoare annotation was computed. [2020-10-25 20:59:28,840 INFO L274 CegarLoopResult]: For program point L69(line 69) no Hoare annotation was computed. [2020-10-25 20:59:28,840 INFO L274 CegarLoopResult]: For program point L730(lines 730 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,840 INFO L274 CegarLoopResult]: For program point L1523(lines 1523 1765) no Hoare annotation was computed. [2020-10-25 20:59:28,840 INFO L274 CegarLoopResult]: For program point L400(lines 400 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,840 INFO L274 CegarLoopResult]: For program point L1127(lines 1127 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,840 INFO L274 CegarLoopResult]: For program point L995(lines 995 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,840 INFO L274 CegarLoopResult]: For program point L1458(lines 1458 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,840 INFO L274 CegarLoopResult]: For program point L335(lines 335 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,840 INFO L274 CegarLoopResult]: For program point L203-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:59:28,840 INFO L274 CegarLoopResult]: For program point L137-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:59:28,840 INFO L274 CegarLoopResult]: For program point L71-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:59:28,841 INFO L274 CegarLoopResult]: For program point L5(line 5) no Hoare annotation was computed. [2020-10-25 20:59:28,841 INFO L274 CegarLoopResult]: For program point L798(lines 798 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,841 INFO L274 CegarLoopResult]: For program point L1723(lines 1723 1765) no Hoare annotation was computed. [2020-10-25 20:59:28,841 INFO L274 CegarLoopResult]: For program point L666(lines 666 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,841 INFO L274 CegarLoopResult]: For program point L270(lines 270 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,841 INFO L274 CegarLoopResult]: For program point L204(line 204) no Hoare annotation was computed. [2020-10-25 20:59:28,841 INFO L274 CegarLoopResult]: For program point L1195(lines 1195 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,841 INFO L274 CegarLoopResult]: For program point L138(line 138) no Hoare annotation was computed. [2020-10-25 20:59:28,841 INFO L274 CegarLoopResult]: For program point L72(line 72) no Hoare annotation was computed. [2020-10-25 20:59:28,841 INFO L274 CegarLoopResult]: For program point L1063(lines 1063 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,841 INFO L274 CegarLoopResult]: For program point L931(lines 931 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,841 INFO L274 CegarLoopResult]: For program point L865(lines 865 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,841 INFO L274 CegarLoopResult]: For program point L1658(lines 1658 1765) no Hoare annotation was computed. [2020-10-25 20:59:28,841 INFO L274 CegarLoopResult]: For program point L535(lines 535 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,842 INFO L274 CegarLoopResult]: For program point L1394(lines 1394 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,842 INFO L274 CegarLoopResult]: For program point L602(lines 602 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,842 INFO L274 CegarLoopResult]: For program point L1593(lines 1593 1765) no Hoare annotation was computed. [2020-10-25 20:59:28,842 INFO L274 CegarLoopResult]: For program point L1329(lines 1329 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,842 INFO L274 CegarLoopResult]: For program point L206-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:59:28,842 INFO L274 CegarLoopResult]: For program point L140-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:59:28,842 INFO L274 CegarLoopResult]: For program point L74-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:59:28,842 INFO L274 CegarLoopResult]: For program point L471(lines 471 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,842 INFO L274 CegarLoopResult]: For program point L1264(lines 1264 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,842 INFO L274 CegarLoopResult]: For program point L207(line 207) no Hoare annotation was computed. [2020-10-25 20:59:28,842 INFO L274 CegarLoopResult]: For program point L141(line 141) no Hoare annotation was computed. [2020-10-25 20:59:28,842 INFO L274 CegarLoopResult]: For program point L75(line 75) no Hoare annotation was computed. [2020-10-25 20:59:28,842 INFO L274 CegarLoopResult]: For program point L736(lines 736 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,843 INFO L274 CegarLoopResult]: For program point L1529(lines 1529 1765) no Hoare annotation was computed. [2020-10-25 20:59:28,843 INFO L274 CegarLoopResult]: For program point L1463(lines 1463 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,843 INFO L274 CegarLoopResult]: For program point L406(lines 406 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,843 INFO L274 CegarLoopResult]: For program point L340(lines 340 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,843 INFO L274 CegarLoopResult]: For program point L1133(lines 1133 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,843 INFO L274 CegarLoopResult]: For program point L1001(lines 1001 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,843 INFO L274 CegarLoopResult]: For program point L143-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:59:28,843 INFO L274 CegarLoopResult]: For program point L77-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:59:28,843 INFO L274 CegarLoopResult]: For program point L804(lines 804 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,843 INFO L274 CegarLoopResult]: For program point L1729(lines 1729 1765) no Hoare annotation was computed. [2020-10-25 20:59:28,843 INFO L274 CegarLoopResult]: For program point L672(lines 672 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,843 INFO L274 CegarLoopResult]: For program point L540(lines 540 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,843 INFO L274 CegarLoopResult]: For program point L1399(lines 1399 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,843 INFO L274 CegarLoopResult]: For program point L276(lines 276 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,844 INFO L274 CegarLoopResult]: For program point L144(line 144) no Hoare annotation was computed. [2020-10-25 20:59:28,844 INFO L274 CegarLoopResult]: For program point L78(line 78) no Hoare annotation was computed. [2020-10-25 20:59:28,844 INFO L274 CegarLoopResult]: For program point L1069(lines 1069 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,844 INFO L274 CegarLoopResult]: For program point L937(lines 937 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,844 INFO L274 CegarLoopResult]: For program point L871(lines 871 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,844 INFO L274 CegarLoopResult]: For program point L1202(lines 1202 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,844 INFO L274 CegarLoopResult]: For program point L1665(lines 1665 1765) no Hoare annotation was computed. [2020-10-25 20:59:28,844 INFO L274 CegarLoopResult]: For program point L608(lines 608 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,844 INFO L274 CegarLoopResult]: For program point L1599(lines 1599 1765) no Hoare annotation was computed. [2020-10-25 20:59:28,844 INFO L274 CegarLoopResult]: For program point L1269(lines 1269 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,844 INFO L274 CegarLoopResult]: For program point L146-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:59:28,844 INFO L274 CegarLoopResult]: For program point L80-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:59:28,845 INFO L274 CegarLoopResult]: For program point L1468(lines 1468 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,845 INFO L274 CegarLoopResult]: For program point L1336(lines 1336 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,845 INFO L274 CegarLoopResult]: For program point L147(line 147) no Hoare annotation was computed. [2020-10-25 20:59:28,845 INFO L274 CegarLoopResult]: For program point L81(line 81) no Hoare annotation was computed. [2020-10-25 20:59:28,845 INFO L274 CegarLoopResult]: For program point L478(lines 478 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,845 INFO L274 CegarLoopResult]: For program point L1139(lines 1139 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,845 INFO L274 CegarLoopResult]: For program point L1007(lines 1007 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,845 INFO L274 CegarLoopResult]: For program point L743(lines 743 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,845 INFO L274 CegarLoopResult]: For program point L545(lines 545 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,845 INFO L274 CegarLoopResult]: For program point L1536(lines 1536 1765) no Hoare annotation was computed. [2020-10-25 20:59:28,845 INFO L274 CegarLoopResult]: For program point L413(lines 413 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,845 INFO L274 CegarLoopResult]: For program point L347(lines 347 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,845 INFO L274 CegarLoopResult]: For program point L281(lines 281 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,846 INFO L274 CegarLoopResult]: For program point L215(lines 215 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,846 INFO L274 CegarLoopResult]: For program point L149-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:59:28,846 INFO L274 CegarLoopResult]: For program point L83-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:59:28,846 INFO L274 CegarLoopResult]: For program point L810(lines 810 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,846 INFO L274 CegarLoopResult]: For program point L1735(lines 1735 1765) no Hoare annotation was computed. [2020-10-25 20:59:28,846 INFO L274 CegarLoopResult]: For program point L1405(lines 1405 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,846 INFO L274 CegarLoopResult]: For program point L1207(lines 1207 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,846 INFO L274 CegarLoopResult]: For program point L150(line 150) no Hoare annotation was computed. [2020-10-25 20:59:28,846 INFO L274 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-10-25 20:59:28,846 INFO L274 CegarLoopResult]: For program point L1075(lines 1075 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,846 INFO L274 CegarLoopResult]: For program point L877(lines 877 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,846 INFO L274 CegarLoopResult]: For program point L679(lines 679 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,847 INFO L274 CegarLoopResult]: For program point L944(lines 944 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,847 INFO L274 CegarLoopResult]: For program point L1671(lines 1671 1765) no Hoare annotation was computed. [2020-10-25 20:59:28,847 INFO L274 CegarLoopResult]: For program point L614(lines 614 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,847 INFO L274 CegarLoopResult]: For program point L1605(lines 1605 1765) no Hoare annotation was computed. [2020-10-25 20:59:28,847 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-10-25 20:59:28,847 INFO L274 CegarLoopResult]: For program point L152-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:59:28,847 INFO L274 CegarLoopResult]: For program point L86-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:59:28,847 INFO L274 CegarLoopResult]: For program point L1474(lines 1474 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,847 INFO L274 CegarLoopResult]: For program point L1276(lines 1276 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,847 INFO L274 CegarLoopResult]: For program point L153(line 153) no Hoare annotation was computed. [2020-10-25 20:59:28,847 INFO L274 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-10-25 20:59:28,847 INFO L274 CegarLoopResult]: For program point L748(lines 748 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,847 INFO L274 CegarLoopResult]: For program point L682(lines 682 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,848 INFO L274 CegarLoopResult]: For program point L550(lines 550 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,848 INFO L274 CegarLoopResult]: For program point L352(lines 352 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,848 INFO L274 CegarLoopResult]: For program point L1343(lines 1343 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,848 INFO L274 CegarLoopResult]: For program point L220(lines 220 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,848 INFO L274 CegarLoopResult]: For program point L1145(lines 1145 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,848 INFO L274 CegarLoopResult]: For program point L1013(lines 1013 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,848 INFO L274 CegarLoopResult]: For program point L1542(lines 1542 1765) no Hoare annotation was computed. [2020-10-25 20:59:28,848 INFO L274 CegarLoopResult]: For program point L485(lines 485 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,848 INFO L274 CegarLoopResult]: For program point L419(lines 419 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,848 INFO L274 CegarLoopResult]: For program point L287(lines 287 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,848 INFO L274 CegarLoopResult]: For program point L155-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:59:28,848 INFO L274 CegarLoopResult]: For program point L89-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:59:28,848 INFO L274 CegarLoopResult]: For program point L1741(lines 1741 1765) no Hoare annotation was computed. [2020-10-25 20:59:28,849 INFO L274 CegarLoopResult]: For program point L1411(lines 1411 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,849 INFO L274 CegarLoopResult]: For program point L1213(lines 1213 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,849 INFO L274 CegarLoopResult]: For program point L156(line 156) no Hoare annotation was computed. [2020-10-25 20:59:28,849 INFO L274 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-10-25 20:59:28,849 INFO L274 CegarLoopResult]: For program point L1081(lines 1081 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,849 INFO L274 CegarLoopResult]: For program point L817(lines 817 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,849 INFO L274 CegarLoopResult]: For program point L950(lines 950 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,849 INFO L274 CegarLoopResult]: For program point L884(lines 884 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,849 INFO L274 CegarLoopResult]: For program point L1677(lines 1677 1765) no Hoare annotation was computed. [2020-10-25 20:59:28,849 INFO L274 CegarLoopResult]: For program point L620(lines 620 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,849 INFO L274 CegarLoopResult]: For program point L1611(lines 1611 1765) no Hoare annotation was computed. [2020-10-25 20:59:28,849 INFO L274 CegarLoopResult]: For program point L1479(lines 1479 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,849 INFO L274 CegarLoopResult]: For program point L158-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:59:28,849 INFO L274 CegarLoopResult]: For program point L92-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:59:28,850 INFO L274 CegarLoopResult]: For program point L26(lines 26 28) no Hoare annotation was computed. [2020-10-25 20:59:28,850 INFO L274 CegarLoopResult]: For program point L26-2(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:59:28,850 INFO L274 CegarLoopResult]: For program point L1282(lines 1282 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,850 INFO L274 CegarLoopResult]: For program point L225(lines 225 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,850 INFO L274 CegarLoopResult]: For program point L1216(lines 1216 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,850 INFO L274 CegarLoopResult]: For program point L159(line 159) no Hoare annotation was computed. [2020-10-25 20:59:28,850 INFO L274 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-10-25 20:59:28,850 INFO L274 CegarLoopResult]: For program point L27(line 27) no Hoare annotation was computed. [2020-10-25 20:59:28,850 INFO L274 CegarLoopResult]: For program point L754(lines 754 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,850 INFO L274 CegarLoopResult]: For program point L688(lines 688 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,850 INFO L274 CegarLoopResult]: For program point L556(lines 556 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,850 INFO L274 CegarLoopResult]: For program point L358(lines 358 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,851 INFO L274 CegarLoopResult]: For program point L1349(lines 1349 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,851 INFO L274 CegarLoopResult]: For program point L292(lines 292 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,851 INFO L274 CegarLoopResult]: For program point L1151(lines 1151 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,851 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-25 20:59:28,851 INFO L274 CegarLoopResult]: For program point L1548(lines 1548 1765) no Hoare annotation was computed. [2020-10-25 20:59:28,851 INFO L274 CegarLoopResult]: For program point L491(lines 491 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,851 INFO L274 CegarLoopResult]: For program point L161-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:59:28,851 INFO L274 CegarLoopResult]: For program point L95-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:59:28,851 INFO L274 CegarLoopResult]: For program point L29-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:59:28,851 INFO L274 CegarLoopResult]: For program point L1020(lines 1020 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,851 INFO L274 CegarLoopResult]: For program point L426(lines 426 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,851 INFO L274 CegarLoopResult]: For program point L1417(lines 1417 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,851 INFO L274 CegarLoopResult]: For program point L162(line 162) no Hoare annotation was computed. [2020-10-25 20:59:28,851 INFO L274 CegarLoopResult]: For program point L96(line 96) no Hoare annotation was computed. [2020-10-25 20:59:28,852 INFO L274 CegarLoopResult]: For program point L30(line 30) no Hoare annotation was computed. [2020-10-25 20:59:28,852 INFO L274 CegarLoopResult]: For program point L1748(lines 1748 1765) no Hoare annotation was computed. [2020-10-25 20:59:28,852 INFO L274 CegarLoopResult]: For program point L1088(lines 1088 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,852 INFO L274 CegarLoopResult]: For program point L956(lines 956 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,852 INFO L274 CegarLoopResult]: For program point L890(lines 890 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,852 INFO L274 CegarLoopResult]: For program point L824(lines 824 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,852 INFO L274 CegarLoopResult]: For program point L626(lines 626 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,852 INFO L274 CegarLoopResult]: For program point L164-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:59:28,852 INFO L274 CegarLoopResult]: For program point L98-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:59:28,852 INFO L274 CegarLoopResult]: For program point L32-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:59:28,852 INFO L274 CegarLoopResult]: For program point L693(lines 693 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,852 INFO L274 CegarLoopResult]: For program point L1684(lines 1684 1765) no Hoare annotation was computed. [2020-10-25 20:59:28,852 INFO L274 CegarLoopResult]: For program point L1618(lines 1618 1765) no Hoare annotation was computed. [2020-10-25 20:59:28,853 INFO L274 CegarLoopResult]: For program point L1486(lines 1486 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,853 INFO L274 CegarLoopResult]: For program point L429(lines 429 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,853 INFO L274 CegarLoopResult]: For program point L363(lines 363 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,853 INFO L274 CegarLoopResult]: For program point L1288(lines 1288 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,853 INFO L274 CegarLoopResult]: For program point L231(lines 231 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,853 INFO L274 CegarLoopResult]: For program point L1222(lines 1222 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,853 INFO L274 CegarLoopResult]: For program point L165(line 165) no Hoare annotation was computed. [2020-10-25 20:59:28,853 INFO L274 CegarLoopResult]: For program point L99(line 99) no Hoare annotation was computed. [2020-10-25 20:59:28,853 INFO L274 CegarLoopResult]: For program point L33(line 33) no Hoare annotation was computed. [2020-10-25 20:59:28,853 INFO L274 CegarLoopResult]: For program point L760(lines 760 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,853 INFO L274 CegarLoopResult]: For program point L562(lines 562 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,853 INFO L274 CegarLoopResult]: For program point L1355(lines 1355 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,853 INFO L274 CegarLoopResult]: For program point L1157(lines 1157 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,853 INFO L274 CegarLoopResult]: For program point L497(lines 497 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,854 INFO L274 CegarLoopResult]: For program point L299(lines 299 1492) no Hoare annotation was computed. [2020-10-25 20:59:28,854 INFO L274 CegarLoopResult]: For program point L167-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:59:28,854 INFO L274 CegarLoopResult]: For program point L101-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:59:28,854 INFO L274 CegarLoopResult]: For program point L35-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:59:28,909 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.10 08:59:28 BoogieIcfgContainer [2020-10-25 20:59:28,909 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-25 20:59:28,910 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-25 20:59:28,910 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-25 20:59:28,914 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-25 20:59:28,915 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 08:58:36" (3/4) ... [2020-10-25 20:59:28,921 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-10-25 20:59:28,979 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2020-10-25 20:59:28,983 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-10-25 20:59:28,987 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-25 20:59:28,990 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-25 20:59:29,365 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-25 20:59:29,371 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-25 20:59:29,373 INFO L168 Benchmark]: Toolchain (without parser) took 57359.88 ms. Allocated memory was 50.3 MB in the beginning and 2.2 GB in the end (delta: 2.1 GB). Free memory was 29.7 MB in the beginning and 1.8 GB in the end (delta: -1.8 GB). Peak memory consumption was 337.3 MB. Max. memory is 16.1 GB. [2020-10-25 20:59:29,374 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 41.9 MB. Free memory was 27.3 MB in the beginning and 27.3 MB in the end (delta: 24.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-25 20:59:29,374 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1145.52 ms. Allocated memory was 50.3 MB in the beginning and 65.0 MB in the end (delta: 14.7 MB). Free memory was 29.0 MB in the beginning and 35.4 MB in the end (delta: -6.5 MB). Peak memory consumption was 22.5 MB. Max. memory is 16.1 GB. [2020-10-25 20:59:29,375 INFO L168 Benchmark]: Boogie Procedure Inliner took 266.65 ms. Allocated memory is still 65.0 MB. Free memory was 35.4 MB in the beginning and 24.9 MB in the end (delta: 10.5 MB). Peak memory consumption was 24.5 MB. Max. memory is 16.1 GB. [2020-10-25 20:59:29,375 INFO L168 Benchmark]: Boogie Preprocessor took 306.48 ms. Allocated memory was 65.0 MB in the beginning and 98.6 MB in the end (delta: 33.6 MB). Free memory was 24.9 MB in the beginning and 47.4 MB in the end (delta: -22.5 MB). Peak memory consumption was 11.0 MB. Max. memory is 16.1 GB. [2020-10-25 20:59:29,376 INFO L168 Benchmark]: RCFGBuilder took 2701.65 ms. Allocated memory was 98.6 MB in the beginning and 195.0 MB in the end (delta: 96.5 MB). Free memory was 47.4 MB in the beginning and 132.0 MB in the end (delta: -84.6 MB). Peak memory consumption was 60.2 MB. Max. memory is 16.1 GB. [2020-10-25 20:59:29,376 INFO L168 Benchmark]: TraceAbstraction took 52455.96 ms. Allocated memory was 195.0 MB in the beginning and 2.2 GB in the end (delta: 2.0 GB). Free memory was 130.9 MB in the beginning and 1.9 GB in the end (delta: -1.7 GB). Peak memory consumption was 256.1 MB. Max. memory is 16.1 GB. [2020-10-25 20:59:29,376 INFO L168 Benchmark]: Witness Printer took 461.99 ms. Allocated memory is still 2.2 GB. Free memory was 1.9 GB in the beginning and 1.8 GB in the end (delta: 39.8 MB). Peak memory consumption was 37.7 MB. Max. memory is 16.1 GB. [2020-10-25 20:59:29,379 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 41.9 MB. Free memory was 27.3 MB in the beginning and 27.3 MB in the end (delta: 24.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1145.52 ms. Allocated memory was 50.3 MB in the beginning and 65.0 MB in the end (delta: 14.7 MB). Free memory was 29.0 MB in the beginning and 35.4 MB in the end (delta: -6.5 MB). Peak memory consumption was 22.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 266.65 ms. Allocated memory is still 65.0 MB. Free memory was 35.4 MB in the beginning and 24.9 MB in the end (delta: 10.5 MB). Peak memory consumption was 24.5 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 306.48 ms. Allocated memory was 65.0 MB in the beginning and 98.6 MB in the end (delta: 33.6 MB). Free memory was 24.9 MB in the beginning and 47.4 MB in the end (delta: -22.5 MB). Peak memory consumption was 11.0 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2701.65 ms. Allocated memory was 98.6 MB in the beginning and 195.0 MB in the end (delta: 96.5 MB). Free memory was 47.4 MB in the beginning and 132.0 MB in the end (delta: -84.6 MB). Peak memory consumption was 60.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 52455.96 ms. Allocated memory was 195.0 MB in the beginning and 2.2 GB in the end (delta: 2.0 GB). Free memory was 130.9 MB in the beginning and 1.9 GB in the end (delta: -1.7 GB). Peak memory consumption was 256.1 MB. Max. memory is 16.1 GB. * Witness Printer took 461.99 ms. Allocated memory is still 2.2 GB. Free memory was 1.9 GB in the beginning and 1.8 GB in the end (delta: 39.8 MB). Peak memory consumption was 37.7 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: (((((((((((((((11 <= a16 && 7 == a12) && a15 <= 3) || (a12 == 6 && a15 <= 3)) || (a16 == 9 && 7 == a12)) || (7 == a12 && a16 == 8)) || (a16 <= 11 && a12 <= 5)) || (a12 == 8 && a15 <= 3)) || (a16 == 9 && a12 == 8)) || (a15 <= 3 && a16 == 8)) || (a12 == 9 && a15 <= 3)) || (a12 == 9 && a16 == 9)) || (a12 == 6 && a16 <= 11)) || (a15 == 3 && 5 == a12)) || (a12 == 9 && a16 == 8)) || (a12 == 8 && a16 == 8)) || ((7 == a12 && a18 + 87 <= 0) && a15 <= 3) - InvariantResult [Line: 1496]: Loop Invariant Derived loop invariant: (((((((((((((((11 <= a16 && 7 == a12) && a15 <= 3) || (a12 == 6 && a15 <= 3)) || (a16 == 9 && 7 == a12)) || (7 == a12 && a16 == 8)) || (a16 <= 11 && a12 <= 5)) || (a12 == 8 && a15 <= 3)) || (a16 == 9 && a12 == 8)) || (a15 <= 3 && a16 == 8)) || (a12 == 9 && a15 <= 3)) || (a12 == 9 && a16 == 9)) || (a12 == 6 && a16 <= 11)) || (a15 == 3 && 5 == a12)) || (a12 == 9 && a16 == 8)) || (a12 == 8 && a16 == 8)) || ((7 == a12 && a18 + 87 <= 0) && a15 <= 3) - InvariantResult [Line: 25]: Loop Invariant Derived loop invariant: (((((((((((((((11 <= a16 && 7 == a12) && a15 <= 3) || (a12 == 6 && a15 <= 3)) || (a16 == 9 && 7 == a12)) || (7 == a12 && a16 == 8)) || (a16 <= 11 && a12 <= 5)) || (a12 == 8 && a15 <= 3)) || (a16 == 9 && a12 == 8)) || (a15 <= 3 && a16 == 8)) || (a12 == 9 && a15 <= 3)) || (a12 == 9 && a16 == 9)) || (a12 == 6 && a16 <= 11)) || (a15 == 3 && 5 == a12)) || (a12 == 9 && a16 == 8)) || (a12 == 8 && a16 == 8)) || ((7 == a12 && a18 + 87 <= 0) && a15 <= 3) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 397 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 50.6s, OverallIterations: 15, TraceHistogramMax: 8, AutomataDifference: 36.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 4637 SDtfs, 3872 SDslu, 209 SDs, 0 SdLazy, 14209 SolverSat, 3072 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 24.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 47 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=12835occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.8s AutomataMinimizationTime, 15 MinimizatonAttempts, 3356 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 175 NumberOfFragments, 343 HoareAnnotationTreeSize, 4 FomulaSimplifications, 6014 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 4 FomulaSimplificationsInter, 1541 FormulaSimplificationTreeSizeReductionInter, 1.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 3.4s InterpolantComputationTime, 9204 NumberOfCodeBlocks, 9204 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 9189 ConstructedInterpolants, 0 QuantifiedInterpolants, 15988155 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 15 InterpolantComputations, 15 PerfectInterpolantSequences, 15609/15609 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...