./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem11_label10.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/Problem11_label10.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 6a98029b9a93dae60935c3cbe354189ba2278367 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:28:30,161 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-25 20:28:30,164 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-25 20:28:30,199 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-25 20:28:30,200 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-25 20:28:30,201 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-25 20:28:30,203 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-25 20:28:30,206 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-25 20:28:30,208 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-25 20:28:30,209 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-25 20:28:30,211 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-25 20:28:30,212 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-25 20:28:30,213 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-25 20:28:30,214 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-25 20:28:30,216 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-25 20:28:30,217 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-25 20:28:30,218 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-25 20:28:30,220 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-25 20:28:30,222 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-25 20:28:30,224 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-25 20:28:30,227 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-25 20:28:30,228 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-25 20:28:30,230 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-25 20:28:30,232 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-25 20:28:30,235 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-25 20:28:30,236 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-25 20:28:30,236 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-25 20:28:30,238 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-25 20:28:30,238 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-25 20:28:30,240 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-25 20:28:30,240 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-25 20:28:30,241 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-25 20:28:30,243 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-25 20:28:30,244 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-25 20:28:30,245 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-25 20:28:30,246 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-25 20:28:30,247 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-25 20:28:30,247 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-25 20:28:30,248 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-25 20:28:30,249 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-25 20:28:30,250 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-25 20:28:30,256 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-25 20:28:30,309 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-25 20:28:30,309 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-25 20:28:30,314 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-25 20:28:30,314 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-25 20:28:30,315 INFO L138 SettingsManager]: * Use SBE=true [2020-10-25 20:28:30,315 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-25 20:28:30,315 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-25 20:28:30,316 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-25 20:28:30,316 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-25 20:28:30,317 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-25 20:28:30,318 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-25 20:28:30,318 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-25 20:28:30,319 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-25 20:28:30,319 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-25 20:28:30,319 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-25 20:28:30,319 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-25 20:28:30,320 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-25 20:28:30,320 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-25 20:28:30,320 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-25 20:28:30,320 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-25 20:28:30,321 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-25 20:28:30,321 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-25 20:28:30,321 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-25 20:28:30,322 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-25 20:28:30,323 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-25 20:28:30,323 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-25 20:28:30,323 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-25 20:28:30,323 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-25 20:28:30,324 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-25 20:28:30,324 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6a98029b9a93dae60935c3cbe354189ba2278367 [2020-10-25 20:28:30,773 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-25 20:28:30,808 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-25 20:28:30,812 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-25 20:28:30,813 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-25 20:28:30,817 INFO L275 PluginConnector]: CDTParser initialized [2020-10-25 20:28:30,819 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label10.c [2020-10-25 20:28:30,913 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/386dd6baf/d302381018334f9ba0f02e7909f369c3/FLAGc4903ccc0 [2020-10-25 20:28:31,819 INFO L306 CDTParser]: Found 1 translation units. [2020-10-25 20:28:31,820 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label10.c [2020-10-25 20:28:31,839 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/386dd6baf/d302381018334f9ba0f02e7909f369c3/FLAGc4903ccc0 [2020-10-25 20:28:31,999 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/386dd6baf/d302381018334f9ba0f02e7909f369c3 [2020-10-25 20:28:32,003 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-25 20:28:32,011 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-25 20:28:32,020 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-25 20:28:32,020 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-25 20:28:32,024 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-25 20:28:32,025 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 08:28:32" (1/1) ... [2020-10-25 20:28:32,030 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d42c9ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:28:32, skipping insertion in model container [2020-10-25 20:28:32,030 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 08:28:32" (1/1) ... [2020-10-25 20:28:32,040 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-25 20:28:32,128 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-25 20:28:32,742 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-25 20:28:32,758 INFO L203 MainTranslator]: Completed pre-run [2020-10-25 20:28:32,978 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-25 20:28:33,002 INFO L208 MainTranslator]: Completed translation [2020-10-25 20:28:33,005 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:28:33 WrapperNode [2020-10-25 20:28:33,006 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-25 20:28:33,007 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-25 20:28:33,007 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-25 20:28:33,008 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-25 20:28:33,016 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:28:33" (1/1) ... [2020-10-25 20:28:33,052 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:28:33" (1/1) ... [2020-10-25 20:28:33,202 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-25 20:28:33,203 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-25 20:28:33,203 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-25 20:28:33,203 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-25 20:28:33,213 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:28:33" (1/1) ... [2020-10-25 20:28:33,214 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:28:33" (1/1) ... [2020-10-25 20:28:33,243 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:28:33" (1/1) ... [2020-10-25 20:28:33,243 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:28:33" (1/1) ... [2020-10-25 20:28:33,309 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:28:33" (1/1) ... [2020-10-25 20:28:33,334 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:28:33" (1/1) ... [2020-10-25 20:28:33,354 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:28:33" (1/1) ... [2020-10-25 20:28:33,406 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-25 20:28:33,409 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-25 20:28:33,409 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-25 20:28:33,410 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-25 20:28:33,411 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:28:33" (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 20:28:33,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-25 20:28:33,493 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-25 20:28:33,493 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-25 20:28:33,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-25 20:28:35,529 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-25 20:28:35,530 INFO L298 CfgBuilder]: Removed 9 assume(true) statements. [2020-10-25 20:28:35,532 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 08:28:35 BoogieIcfgContainer [2020-10-25 20:28:35,532 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-25 20:28:35,534 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-25 20:28:35,534 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-25 20:28:35,537 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-25 20:28:35,538 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.10 08:28:32" (1/3) ... [2020-10-25 20:28:35,539 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33382782 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.10 08:28:35, skipping insertion in model container [2020-10-25 20:28:35,539 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:28:33" (2/3) ... [2020-10-25 20:28:35,539 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33382782 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.10 08:28:35, skipping insertion in model container [2020-10-25 20:28:35,539 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 08:28:35" (3/3) ... [2020-10-25 20:28:35,541 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem11_label10.c [2020-10-25 20:28:35,554 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-25 20:28:35,560 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-25 20:28:35,574 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-25 20:28:35,606 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-25 20:28:35,606 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-25 20:28:35,606 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-25 20:28:35,606 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-25 20:28:35,606 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-25 20:28:35,607 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-25 20:28:35,607 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-25 20:28:35,607 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-25 20:28:35,630 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states. [2020-10-25 20:28:35,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-25 20:28:35,637 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:28:35,638 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] [2020-10-25 20:28:35,638 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:28:35,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:28:35,645 INFO L82 PathProgramCache]: Analyzing trace with hash 1644072970, now seen corresponding path program 1 times [2020-10-25 20:28:35,655 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:28:35,656 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [550736312] [2020-10-25 20:28:35,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:28:35,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:28:35,896 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 20:28:35,896 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [550736312] [2020-10-25 20:28:35,897 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:28:35,898 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-25 20:28:35,899 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2005332685] [2020-10-25 20:28:35,904 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:28:35,904 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:28:35,920 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:28:35,921 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:28:35,923 INFO L87 Difference]: Start difference. First operand 284 states. Second operand 3 states. [2020-10-25 20:28:37,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:28:37,541 INFO L93 Difference]: Finished difference Result 777 states and 1364 transitions. [2020-10-25 20:28:37,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:28:37,544 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2020-10-25 20:28:37,544 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:28:37,588 INFO L225 Difference]: With dead ends: 777 [2020-10-25 20:28:37,588 INFO L226 Difference]: Without dead ends: 413 [2020-10-25 20:28:37,595 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 20:28:37,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 413 states. [2020-10-25 20:28:37,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 413 to 411. [2020-10-25 20:28:37,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 411 states. [2020-10-25 20:28:37,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 411 states and 598 transitions. [2020-10-25 20:28:37,693 INFO L78 Accepts]: Start accepts. Automaton has 411 states and 598 transitions. Word has length 22 [2020-10-25 20:28:37,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:28:37,694 INFO L481 AbstractCegarLoop]: Abstraction has 411 states and 598 transitions. [2020-10-25 20:28:37,694 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:28:37,694 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 598 transitions. [2020-10-25 20:28:37,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2020-10-25 20:28:37,698 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:28:37,699 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-25 20:28:37,699 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-25 20:28:37,699 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:28:37,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:28:37,700 INFO L82 PathProgramCache]: Analyzing trace with hash 393424418, now seen corresponding path program 1 times [2020-10-25 20:28:37,701 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:28:37,701 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [606484479] [2020-10-25 20:28:37,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:28:37,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:28:37,978 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 20:28:37,979 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [606484479] [2020-10-25 20:28:37,979 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:28:37,979 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-25 20:28:37,980 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1408213780] [2020-10-25 20:28:37,983 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:28:37,983 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:28:37,985 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:28:37,986 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:28:37,986 INFO L87 Difference]: Start difference. First operand 411 states and 598 transitions. Second operand 3 states. [2020-10-25 20:28:39,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:28:39,442 INFO L93 Difference]: Finished difference Result 1209 states and 1765 transitions. [2020-10-25 20:28:39,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:28:39,443 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 90 [2020-10-25 20:28:39,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:28:39,448 INFO L225 Difference]: With dead ends: 1209 [2020-10-25 20:28:39,448 INFO L226 Difference]: Without dead ends: 800 [2020-10-25 20:28:39,452 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 20:28:39,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 800 states. [2020-10-25 20:28:39,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 800 to 787. [2020-10-25 20:28:39,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 787 states. [2020-10-25 20:28:39,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 787 states and 1089 transitions. [2020-10-25 20:28:39,508 INFO L78 Accepts]: Start accepts. Automaton has 787 states and 1089 transitions. Word has length 90 [2020-10-25 20:28:39,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:28:39,509 INFO L481 AbstractCegarLoop]: Abstraction has 787 states and 1089 transitions. [2020-10-25 20:28:39,509 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:28:39,509 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 1089 transitions. [2020-10-25 20:28:39,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2020-10-25 20:28:39,513 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:28:39,513 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-25 20:28:39,513 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-25 20:28:39,513 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:28:39,514 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:28:39,514 INFO L82 PathProgramCache]: Analyzing trace with hash -1883333530, now seen corresponding path program 1 times [2020-10-25 20:28:39,514 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:28:39,515 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1308982833] [2020-10-25 20:28:39,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:28:39,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:28:39,727 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 20:28:39,727 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1308982833] [2020-10-25 20:28:39,728 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:28:39,728 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-25 20:28:39,729 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2095184192] [2020-10-25 20:28:39,730 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:28:39,732 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:28:39,740 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:28:39,743 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:28:39,743 INFO L87 Difference]: Start difference. First operand 787 states and 1089 transitions. Second operand 3 states. [2020-10-25 20:28:41,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:28:41,067 INFO L93 Difference]: Finished difference Result 1941 states and 2630 transitions. [2020-10-25 20:28:41,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:28:41,071 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 91 [2020-10-25 20:28:41,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:28:41,078 INFO L225 Difference]: With dead ends: 1941 [2020-10-25 20:28:41,079 INFO L226 Difference]: Without dead ends: 1156 [2020-10-25 20:28:41,082 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 20:28:41,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1156 states. [2020-10-25 20:28:41,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1156 to 1156. [2020-10-25 20:28:41,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1156 states. [2020-10-25 20:28:41,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1156 states to 1156 states and 1476 transitions. [2020-10-25 20:28:41,132 INFO L78 Accepts]: Start accepts. Automaton has 1156 states and 1476 transitions. Word has length 91 [2020-10-25 20:28:41,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:28:41,133 INFO L481 AbstractCegarLoop]: Abstraction has 1156 states and 1476 transitions. [2020-10-25 20:28:41,133 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:28:41,135 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 1476 transitions. [2020-10-25 20:28:41,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2020-10-25 20:28:41,147 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:28:41,147 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-25 20:28:41,148 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-25 20:28:41,148 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:28:41,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:28:41,149 INFO L82 PathProgramCache]: Analyzing trace with hash 1252513638, now seen corresponding path program 1 times [2020-10-25 20:28:41,149 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:28:41,149 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2077450078] [2020-10-25 20:28:41,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:28:41,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:28:41,383 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 20:28:41,384 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2077450078] [2020-10-25 20:28:41,384 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:28:41,384 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 20:28:41,384 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [993005117] [2020-10-25 20:28:41,386 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:28:41,386 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:28:41,390 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:28:41,391 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:28:41,391 INFO L87 Difference]: Start difference. First operand 1156 states and 1476 transitions. Second operand 3 states. [2020-10-25 20:28:42,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:28:42,819 INFO L93 Difference]: Finished difference Result 2877 states and 3707 transitions. [2020-10-25 20:28:42,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:28:42,820 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 134 [2020-10-25 20:28:42,821 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:28:42,831 INFO L225 Difference]: With dead ends: 2877 [2020-10-25 20:28:42,831 INFO L226 Difference]: Without dead ends: 1723 [2020-10-25 20:28:42,834 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 20:28:42,836 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1723 states. [2020-10-25 20:28:42,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1723 to 1529. [2020-10-25 20:28:42,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1529 states. [2020-10-25 20:28:42,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1529 states to 1529 states and 1927 transitions. [2020-10-25 20:28:42,870 INFO L78 Accepts]: Start accepts. Automaton has 1529 states and 1927 transitions. Word has length 134 [2020-10-25 20:28:42,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:28:42,872 INFO L481 AbstractCegarLoop]: Abstraction has 1529 states and 1927 transitions. [2020-10-25 20:28:42,872 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:28:42,872 INFO L276 IsEmpty]: Start isEmpty. Operand 1529 states and 1927 transitions. [2020-10-25 20:28:42,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2020-10-25 20:28:42,883 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:28:42,884 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-25 20:28:42,884 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-25 20:28:42,884 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:28:42,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:28:42,885 INFO L82 PathProgramCache]: Analyzing trace with hash 50766563, now seen corresponding path program 1 times [2020-10-25 20:28:42,885 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:28:42,886 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1606556448] [2020-10-25 20:28:42,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:28:42,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:28:43,049 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 20:28:43,050 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1606556448] [2020-10-25 20:28:43,050 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:28:43,050 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 20:28:43,051 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1286724463] [2020-10-25 20:28:43,052 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:28:43,052 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:28:43,053 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:28:43,053 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:28:43,053 INFO L87 Difference]: Start difference. First operand 1529 states and 1927 transitions. Second operand 3 states. [2020-10-25 20:28:44,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:28:44,263 INFO L93 Difference]: Finished difference Result 3617 states and 4543 transitions. [2020-10-25 20:28:44,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:28:44,263 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 165 [2020-10-25 20:28:44,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:28:44,274 INFO L225 Difference]: With dead ends: 3617 [2020-10-25 20:28:44,274 INFO L226 Difference]: Without dead ends: 1906 [2020-10-25 20:28:44,277 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 20:28:44,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1906 states. [2020-10-25 20:28:44,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1906 to 1897. [2020-10-25 20:28:44,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1897 states. [2020-10-25 20:28:44,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1897 states to 1897 states and 2363 transitions. [2020-10-25 20:28:44,344 INFO L78 Accepts]: Start accepts. Automaton has 1897 states and 2363 transitions. Word has length 165 [2020-10-25 20:28:44,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:28:44,345 INFO L481 AbstractCegarLoop]: Abstraction has 1897 states and 2363 transitions. [2020-10-25 20:28:44,345 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:28:44,345 INFO L276 IsEmpty]: Start isEmpty. Operand 1897 states and 2363 transitions. [2020-10-25 20:28:44,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2020-10-25 20:28:44,349 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:28:44,349 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 20:28:44,350 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-25 20:28:44,350 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:28:44,350 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:28:44,351 INFO L82 PathProgramCache]: Analyzing trace with hash -1060194879, now seen corresponding path program 1 times [2020-10-25 20:28:44,351 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:28:44,351 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [284600018] [2020-10-25 20:28:44,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:28:44,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:28:44,572 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2020-10-25 20:28:44,572 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [284600018] [2020-10-25 20:28:44,574 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:28:44,575 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-25 20:28:44,575 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [310105605] [2020-10-25 20:28:44,575 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:28:44,577 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:28:44,578 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:28:44,578 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:28:44,579 INFO L87 Difference]: Start difference. First operand 1897 states and 2363 transitions. Second operand 3 states. [2020-10-25 20:28:46,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:28:46,008 INFO L93 Difference]: Finished difference Result 4904 states and 6161 transitions. [2020-10-25 20:28:46,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:28:46,010 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 203 [2020-10-25 20:28:46,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:28:46,024 INFO L225 Difference]: With dead ends: 4904 [2020-10-25 20:28:46,025 INFO L226 Difference]: Without dead ends: 3009 [2020-10-25 20:28:46,029 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 20:28:46,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3009 states. [2020-10-25 20:28:46,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3009 to 3008. [2020-10-25 20:28:46,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3008 states. [2020-10-25 20:28:46,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3008 states to 3008 states and 3620 transitions. [2020-10-25 20:28:46,120 INFO L78 Accepts]: Start accepts. Automaton has 3008 states and 3620 transitions. Word has length 203 [2020-10-25 20:28:46,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:28:46,127 INFO L481 AbstractCegarLoop]: Abstraction has 3008 states and 3620 transitions. [2020-10-25 20:28:46,127 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:28:46,127 INFO L276 IsEmpty]: Start isEmpty. Operand 3008 states and 3620 transitions. [2020-10-25 20:28:46,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2020-10-25 20:28:46,131 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:28:46,132 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 20:28:46,132 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-25 20:28:46,132 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:28:46,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:28:46,133 INFO L82 PathProgramCache]: Analyzing trace with hash -1043198439, now seen corresponding path program 1 times [2020-10-25 20:28:46,133 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:28:46,137 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [350100688] [2020-10-25 20:28:46,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:28:46,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:28:46,341 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2020-10-25 20:28:46,341 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [350100688] [2020-10-25 20:28:46,342 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:28:46,342 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 20:28:46,342 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1594202566] [2020-10-25 20:28:46,343 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:28:46,343 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:28:46,344 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:28:46,345 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:28:46,345 INFO L87 Difference]: Start difference. First operand 3008 states and 3620 transitions. Second operand 3 states. [2020-10-25 20:28:47,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:28:47,778 INFO L93 Difference]: Finished difference Result 6759 states and 8218 transitions. [2020-10-25 20:28:47,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:28:47,783 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 204 [2020-10-25 20:28:47,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:28:47,801 INFO L225 Difference]: With dead ends: 6759 [2020-10-25 20:28:47,802 INFO L226 Difference]: Without dead ends: 3753 [2020-10-25 20:28:47,807 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 20:28:47,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3753 states. [2020-10-25 20:28:47,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3753 to 3560. [2020-10-25 20:28:47,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3560 states. [2020-10-25 20:28:47,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3560 states to 3560 states and 4267 transitions. [2020-10-25 20:28:47,886 INFO L78 Accepts]: Start accepts. Automaton has 3560 states and 4267 transitions. Word has length 204 [2020-10-25 20:28:47,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:28:47,887 INFO L481 AbstractCegarLoop]: Abstraction has 3560 states and 4267 transitions. [2020-10-25 20:28:47,887 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:28:47,888 INFO L276 IsEmpty]: Start isEmpty. Operand 3560 states and 4267 transitions. [2020-10-25 20:28:47,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2020-10-25 20:28:47,892 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:28:47,892 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 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 20:28:47,892 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-25 20:28:47,892 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:28:47,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:28:47,893 INFO L82 PathProgramCache]: Analyzing trace with hash 191030311, now seen corresponding path program 1 times [2020-10-25 20:28:47,893 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:28:47,894 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1917286806] [2020-10-25 20:28:47,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:28:47,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:28:48,106 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 20:28:48,107 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1917286806] [2020-10-25 20:28:48,107 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:28:48,107 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-25 20:28:48,108 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2112936375] [2020-10-25 20:28:48,108 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-25 20:28:48,109 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:28:48,109 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-25 20:28:48,109 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-25 20:28:48,110 INFO L87 Difference]: Start difference. First operand 3560 states and 4267 transitions. Second operand 4 states. [2020-10-25 20:28:50,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:28:50,384 INFO L93 Difference]: Finished difference Result 11016 states and 13448 transitions. [2020-10-25 20:28:50,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-25 20:28:50,385 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 224 [2020-10-25 20:28:50,386 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:28:50,437 INFO L225 Difference]: With dead ends: 11016 [2020-10-25 20:28:50,437 INFO L226 Difference]: Without dead ends: 7458 [2020-10-25 20:28:50,443 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-25 20:28:50,450 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7458 states. [2020-10-25 20:28:50,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7458 to 6158. [2020-10-25 20:28:50,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6158 states. [2020-10-25 20:28:50,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6158 states to 6158 states and 7351 transitions. [2020-10-25 20:28:50,583 INFO L78 Accepts]: Start accepts. Automaton has 6158 states and 7351 transitions. Word has length 224 [2020-10-25 20:28:50,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:28:50,584 INFO L481 AbstractCegarLoop]: Abstraction has 6158 states and 7351 transitions. [2020-10-25 20:28:50,584 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-25 20:28:50,584 INFO L276 IsEmpty]: Start isEmpty. Operand 6158 states and 7351 transitions. [2020-10-25 20:28:50,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2020-10-25 20:28:50,589 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:28:50,589 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:28:50,590 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-25 20:28:50,590 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:28:50,590 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:28:50,591 INFO L82 PathProgramCache]: Analyzing trace with hash 1952890222, now seen corresponding path program 1 times [2020-10-25 20:28:50,591 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:28:50,591 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [230586871] [2020-10-25 20:28:50,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:28:50,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:28:50,775 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 20:28:50,775 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [230586871] [2020-10-25 20:28:50,776 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:28:50,776 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-25 20:28:50,777 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1077095009] [2020-10-25 20:28:50,777 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-25 20:28:50,781 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:28:50,782 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-25 20:28:50,783 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-25 20:28:50,784 INFO L87 Difference]: Start difference. First operand 6158 states and 7351 transitions. Second operand 4 states. [2020-10-25 20:28:53,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:28:53,287 INFO L93 Difference]: Finished difference Result 15827 states and 19193 transitions. [2020-10-25 20:28:53,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-25 20:28:53,288 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 234 [2020-10-25 20:28:53,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:28:53,326 INFO L225 Difference]: With dead ends: 15827 [2020-10-25 20:28:53,326 INFO L226 Difference]: Without dead ends: 9671 [2020-10-25 20:28:53,334 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-25 20:28:53,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9671 states. [2020-10-25 20:28:53,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9671 to 9291. [2020-10-25 20:28:53,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9291 states. [2020-10-25 20:28:53,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9291 states to 9291 states and 11143 transitions. [2020-10-25 20:28:53,495 INFO L78 Accepts]: Start accepts. Automaton has 9291 states and 11143 transitions. Word has length 234 [2020-10-25 20:28:53,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:28:53,496 INFO L481 AbstractCegarLoop]: Abstraction has 9291 states and 11143 transitions. [2020-10-25 20:28:53,496 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-25 20:28:53,496 INFO L276 IsEmpty]: Start isEmpty. Operand 9291 states and 11143 transitions. [2020-10-25 20:28:53,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2020-10-25 20:28:53,501 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:28:53,502 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:28:53,502 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-25 20:28:53,502 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:28:53,503 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:28:53,503 INFO L82 PathProgramCache]: Analyzing trace with hash 1861478823, now seen corresponding path program 1 times [2020-10-25 20:28:53,503 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:28:53,504 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [292628803] [2020-10-25 20:28:53,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:28:53,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:28:53,720 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 20:28:53,721 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [292628803] [2020-10-25 20:28:53,721 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:28:53,722 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 20:28:53,722 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1276066246] [2020-10-25 20:28:53,723 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:28:53,723 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:28:53,723 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:28:53,724 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:28:53,724 INFO L87 Difference]: Start difference. First operand 9291 states and 11143 transitions. Second operand 3 states. [2020-10-25 20:28:55,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:28:55,394 INFO L93 Difference]: Finished difference Result 22856 states and 27561 transitions. [2020-10-25 20:28:55,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:28:55,395 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 234 [2020-10-25 20:28:55,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:28:55,423 INFO L225 Difference]: With dead ends: 22856 [2020-10-25 20:28:55,423 INFO L226 Difference]: Without dead ends: 13567 [2020-10-25 20:28:55,434 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 20:28:55,448 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13567 states. [2020-10-25 20:28:55,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13567 to 13563. [2020-10-25 20:28:55,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13563 states. [2020-10-25 20:28:55,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13563 states to 13563 states and 16104 transitions. [2020-10-25 20:28:55,643 INFO L78 Accepts]: Start accepts. Automaton has 13563 states and 16104 transitions. Word has length 234 [2020-10-25 20:28:55,644 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:28:55,644 INFO L481 AbstractCegarLoop]: Abstraction has 13563 states and 16104 transitions. [2020-10-25 20:28:55,644 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:28:55,644 INFO L276 IsEmpty]: Start isEmpty. Operand 13563 states and 16104 transitions. [2020-10-25 20:28:55,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2020-10-25 20:28:55,649 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:28:55,649 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:28:55,650 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-25 20:28:55,650 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:28:55,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:28:55,650 INFO L82 PathProgramCache]: Analyzing trace with hash -2003016862, now seen corresponding path program 1 times [2020-10-25 20:28:55,651 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:28:55,651 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1194498836] [2020-10-25 20:28:55,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:28:55,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:28:56,120 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 113 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 20:28:56,121 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1194498836] [2020-10-25 20:28:56,121 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [905590770] [2020-10-25 20:28:56,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-25 20:28:56,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:28:56,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 13 conjunts are in the unsatisfiable core [2020-10-25 20:28:56,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-25 20:28:56,558 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-25 20:28:56,573 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-25 20:28:56,576 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-25 20:28:56,621 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-25 20:28:56,629 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-25 20:28:56,635 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-25 20:28:56,644 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-25 20:28:56,645 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-25 20:28:56,666 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-25 20:28:56,671 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-25 20:28:56,674 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-25 20:28:56,678 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-25 20:28:56,680 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-25 20:28:56,681 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-25 20:28:56,686 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-25 20:28:56,687 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-25 20:28:56,690 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-25 20:28:56,691 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-25 20:28:56,696 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-25 20:28:56,697 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-25 20:28:56,709 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-25 20:28:56,714 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-25 20:28:56,717 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-25 20:28:56,723 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-25 20:28:56,734 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-25 20:28:56,738 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-25 20:28:56,745 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-25 20:28:56,746 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-25 20:28:56,758 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-25 20:28:56,764 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-25 20:28:56,769 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-25 20:28:57,177 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 74 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 20:28:57,178 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-25 20:28:57,178 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6] total 8 [2020-10-25 20:28:57,178 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [178833677] [2020-10-25 20:28:57,179 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-25 20:28:57,179 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:28:57,180 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-25 20:28:57,180 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-10-25 20:28:57,181 INFO L87 Difference]: Start difference. First operand 13563 states and 16104 transitions. Second operand 9 states. [2020-10-25 20:29:01,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:29:01,799 INFO L93 Difference]: Finished difference Result 27485 states and 32724 transitions. [2020-10-25 20:29:01,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-25 20:29:01,800 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 236 [2020-10-25 20:29:01,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:29:01,829 INFO L225 Difference]: With dead ends: 27485 [2020-10-25 20:29:01,830 INFO L226 Difference]: Without dead ends: 13912 [2020-10-25 20:29:01,858 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 242 GetRequests, 233 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2020-10-25 20:29:01,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13912 states. [2020-10-25 20:29:02,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13912 to 13350. [2020-10-25 20:29:02,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13350 states. [2020-10-25 20:29:02,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13350 states to 13350 states and 15781 transitions. [2020-10-25 20:29:02,130 INFO L78 Accepts]: Start accepts. Automaton has 13350 states and 15781 transitions. Word has length 236 [2020-10-25 20:29:02,130 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:29:02,131 INFO L481 AbstractCegarLoop]: Abstraction has 13350 states and 15781 transitions. [2020-10-25 20:29:02,131 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-25 20:29:02,131 INFO L276 IsEmpty]: Start isEmpty. Operand 13350 states and 15781 transitions. [2020-10-25 20:29:02,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2020-10-25 20:29:02,137 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:29:02,137 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 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 20:29:02,351 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2020-10-25 20:29:02,352 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:29:02,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:29:02,352 INFO L82 PathProgramCache]: Analyzing trace with hash 1163636797, now seen corresponding path program 1 times [2020-10-25 20:29:02,352 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:29:02,353 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1486803457] [2020-10-25 20:29:02,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:29:02,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:29:02,555 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2020-10-25 20:29:02,556 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1486803457] [2020-10-25 20:29:02,556 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:29:02,556 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 20:29:02,557 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1177328464] [2020-10-25 20:29:02,557 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:29:02,557 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:29:02,558 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:29:02,558 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:29:02,558 INFO L87 Difference]: Start difference. First operand 13350 states and 15781 transitions. Second operand 3 states. [2020-10-25 20:29:04,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:29:04,309 INFO L93 Difference]: Finished difference Result 26705 states and 31568 transitions. [2020-10-25 20:29:04,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:29:04,310 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 241 [2020-10-25 20:29:04,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:29:04,335 INFO L225 Difference]: With dead ends: 26705 [2020-10-25 20:29:04,336 INFO L226 Difference]: Without dead ends: 13357 [2020-10-25 20:29:04,348 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 20:29:04,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13357 states. [2020-10-25 20:29:04,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13357 to 13349. [2020-10-25 20:29:04,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13349 states. [2020-10-25 20:29:04,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13349 states to 13349 states and 15373 transitions. [2020-10-25 20:29:04,588 INFO L78 Accepts]: Start accepts. Automaton has 13349 states and 15373 transitions. Word has length 241 [2020-10-25 20:29:04,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:29:04,589 INFO L481 AbstractCegarLoop]: Abstraction has 13349 states and 15373 transitions. [2020-10-25 20:29:04,589 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:29:04,589 INFO L276 IsEmpty]: Start isEmpty. Operand 13349 states and 15373 transitions. [2020-10-25 20:29:04,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2020-10-25 20:29:04,596 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:29:04,597 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:29:04,597 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-25 20:29:04,597 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:29:04,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:29:04,598 INFO L82 PathProgramCache]: Analyzing trace with hash 2004268388, now seen corresponding path program 1 times [2020-10-25 20:29:04,598 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:29:04,598 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [532287986] [2020-10-25 20:29:04,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:29:04,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:29:04,899 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 20:29:04,899 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [532287986] [2020-10-25 20:29:04,899 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:29:04,900 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 20:29:04,900 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1637539641] [2020-10-25 20:29:04,900 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-25 20:29:04,901 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:29:04,901 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-25 20:29:04,901 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-25 20:29:04,901 INFO L87 Difference]: Start difference. First operand 13349 states and 15373 transitions. Second operand 4 states. [2020-10-25 20:29:07,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:29:07,160 INFO L93 Difference]: Finished difference Result 25373 states and 29256 transitions. [2020-10-25 20:29:07,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-25 20:29:07,160 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 255 [2020-10-25 20:29:07,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:29:07,187 INFO L225 Difference]: With dead ends: 25373 [2020-10-25 20:29:07,187 INFO L226 Difference]: Without dead ends: 11842 [2020-10-25 20:29:07,259 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-25 20:29:07,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11842 states. [2020-10-25 20:29:07,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11842 to 10546. [2020-10-25 20:29:07,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10546 states. [2020-10-25 20:29:07,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10546 states to 10546 states and 11719 transitions. [2020-10-25 20:29:07,407 INFO L78 Accepts]: Start accepts. Automaton has 10546 states and 11719 transitions. Word has length 255 [2020-10-25 20:29:07,407 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:29:07,407 INFO L481 AbstractCegarLoop]: Abstraction has 10546 states and 11719 transitions. [2020-10-25 20:29:07,408 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-25 20:29:07,408 INFO L276 IsEmpty]: Start isEmpty. Operand 10546 states and 11719 transitions. [2020-10-25 20:29:07,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2020-10-25 20:29:07,417 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:29:07,418 INFO L422 BasicCegarLoop]: trace histogram [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, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 20:29:07,418 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-25 20:29:07,418 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:29:07,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:29:07,419 INFO L82 PathProgramCache]: Analyzing trace with hash 1053425699, now seen corresponding path program 1 times [2020-10-25 20:29:07,419 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:29:07,419 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1386676206] [2020-10-25 20:29:07,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:29:07,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:29:07,745 INFO L134 CoverageAnalysis]: Checked inductivity of 317 backedges. 233 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2020-10-25 20:29:07,745 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1386676206] [2020-10-25 20:29:07,745 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:29:07,745 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-25 20:29:07,746 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [934388355] [2020-10-25 20:29:07,746 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-25 20:29:07,746 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:29:07,747 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-25 20:29:07,747 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-25 20:29:07,747 INFO L87 Difference]: Start difference. First operand 10546 states and 11719 transitions. Second operand 4 states. [2020-10-25 20:29:10,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:29:10,594 INFO L93 Difference]: Finished difference Result 26440 states and 29354 transitions. [2020-10-25 20:29:10,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-25 20:29:10,595 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 309 [2020-10-25 20:29:10,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:29:10,628 INFO L225 Difference]: With dead ends: 26440 [2020-10-25 20:29:10,628 INFO L226 Difference]: Without dead ends: 15712 [2020-10-25 20:29:10,636 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-25 20:29:10,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15712 states. [2020-10-25 20:29:10,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15712 to 14416. [2020-10-25 20:29:10,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14416 states. [2020-10-25 20:29:10,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14416 states to 14416 states and 15974 transitions. [2020-10-25 20:29:10,893 INFO L78 Accepts]: Start accepts. Automaton has 14416 states and 15974 transitions. Word has length 309 [2020-10-25 20:29:10,894 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:29:10,894 INFO L481 AbstractCegarLoop]: Abstraction has 14416 states and 15974 transitions. [2020-10-25 20:29:10,894 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-25 20:29:10,894 INFO L276 IsEmpty]: Start isEmpty. Operand 14416 states and 15974 transitions. [2020-10-25 20:29:10,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2020-10-25 20:29:10,908 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:29:10,908 INFO L422 BasicCegarLoop]: trace histogram [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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-25 20:29:10,909 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-25 20:29:10,909 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:29:10,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:29:10,909 INFO L82 PathProgramCache]: Analyzing trace with hash 381101012, now seen corresponding path program 1 times [2020-10-25 20:29:10,910 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:29:10,910 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [139116248] [2020-10-25 20:29:10,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:29:10,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:29:11,205 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2020-10-25 20:29:11,206 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [139116248] [2020-10-25 20:29:11,206 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:29:11,206 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 20:29:11,206 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [196093703] [2020-10-25 20:29:11,207 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:29:11,207 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:29:11,208 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:29:11,208 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:29:11,208 INFO L87 Difference]: Start difference. First operand 14416 states and 15974 transitions. Second operand 3 states. [2020-10-25 20:29:12,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:29:12,672 INFO L93 Difference]: Finished difference Result 30302 states and 33570 transitions. [2020-10-25 20:29:12,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:29:12,673 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 316 [2020-10-25 20:29:12,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:29:12,696 INFO L225 Difference]: With dead ends: 30302 [2020-10-25 20:29:12,696 INFO L226 Difference]: Without dead ends: 15888 [2020-10-25 20:29:12,707 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:29:12,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15888 states. [2020-10-25 20:29:12,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15888 to 13302. [2020-10-25 20:29:12,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13302 states. [2020-10-25 20:29:12,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13302 states to 13302 states and 14738 transitions. [2020-10-25 20:29:12,894 INFO L78 Accepts]: Start accepts. Automaton has 13302 states and 14738 transitions. Word has length 316 [2020-10-25 20:29:12,894 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:29:12,894 INFO L481 AbstractCegarLoop]: Abstraction has 13302 states and 14738 transitions. [2020-10-25 20:29:12,894 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:29:12,894 INFO L276 IsEmpty]: Start isEmpty. Operand 13302 states and 14738 transitions. [2020-10-25 20:29:12,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2020-10-25 20:29:12,904 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:29:12,904 INFO L422 BasicCegarLoop]: trace histogram [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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-25 20:29:12,904 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-10-25 20:29:12,904 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:29:12,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:29:12,905 INFO L82 PathProgramCache]: Analyzing trace with hash 1759185232, now seen corresponding path program 1 times [2020-10-25 20:29:12,905 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:29:12,905 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [904946079] [2020-10-25 20:29:12,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:29:12,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:29:13,177 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2020-10-25 20:29:13,177 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [904946079] [2020-10-25 20:29:13,178 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:29:13,178 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 20:29:13,178 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1182360338] [2020-10-25 20:29:13,179 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:29:13,179 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:29:13,179 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:29:13,180 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:29:13,180 INFO L87 Difference]: Start difference. First operand 13302 states and 14738 transitions. Second operand 3 states. [2020-10-25 20:29:14,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:29:14,516 INFO L93 Difference]: Finished difference Result 29361 states and 32493 transitions. [2020-10-25 20:29:14,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:29:14,516 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 318 [2020-10-25 20:29:14,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:29:14,538 INFO L225 Difference]: With dead ends: 29361 [2020-10-25 20:29:14,538 INFO L226 Difference]: Without dead ends: 16061 [2020-10-25 20:29:14,548 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 20:29:14,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16061 states. [2020-10-25 20:29:14,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16061 to 9618. [2020-10-25 20:29:14,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9618 states. [2020-10-25 20:29:14,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9618 states to 9618 states and 10721 transitions. [2020-10-25 20:29:14,787 INFO L78 Accepts]: Start accepts. Automaton has 9618 states and 10721 transitions. Word has length 318 [2020-10-25 20:29:14,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:29:14,788 INFO L481 AbstractCegarLoop]: Abstraction has 9618 states and 10721 transitions. [2020-10-25 20:29:14,788 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:29:14,788 INFO L276 IsEmpty]: Start isEmpty. Operand 9618 states and 10721 transitions. [2020-10-25 20:29:14,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 439 [2020-10-25 20:29:14,806 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:29:14,807 INFO L422 BasicCegarLoop]: trace histogram [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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 20:29:14,807 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-10-25 20:29:14,807 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:29:14,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:29:14,808 INFO L82 PathProgramCache]: Analyzing trace with hash 1750424486, now seen corresponding path program 1 times [2020-10-25 20:29:14,808 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:29:14,808 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [278025698] [2020-10-25 20:29:14,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:29:14,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:29:15,316 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 238 proven. 0 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2020-10-25 20:29:15,317 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [278025698] [2020-10-25 20:29:15,317 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:29:15,317 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 20:29:15,317 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [281957245] [2020-10-25 20:29:15,318 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-25 20:29:15,318 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:29:15,319 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-25 20:29:15,319 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-25 20:29:15,319 INFO L87 Difference]: Start difference. First operand 9618 states and 10721 transitions. Second operand 4 states. [2020-10-25 20:29:17,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:29:17,240 INFO L93 Difference]: Finished difference Result 19787 states and 22011 transitions. [2020-10-25 20:29:17,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-25 20:29:17,240 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 438 [2020-10-25 20:29:17,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:29:17,258 INFO L225 Difference]: With dead ends: 19787 [2020-10-25 20:29:17,259 INFO L226 Difference]: Without dead ends: 10171 [2020-10-25 20:29:17,266 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-25 20:29:17,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10171 states. [2020-10-25 20:29:17,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10171 to 9250. [2020-10-25 20:29:17,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9250 states. [2020-10-25 20:29:17,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9250 states to 9250 states and 10287 transitions. [2020-10-25 20:29:17,404 INFO L78 Accepts]: Start accepts. Automaton has 9250 states and 10287 transitions. Word has length 438 [2020-10-25 20:29:17,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:29:17,405 INFO L481 AbstractCegarLoop]: Abstraction has 9250 states and 10287 transitions. [2020-10-25 20:29:17,405 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-25 20:29:17,406 INFO L276 IsEmpty]: Start isEmpty. Operand 9250 states and 10287 transitions. [2020-10-25 20:29:17,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 488 [2020-10-25 20:29:17,424 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:29:17,425 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-25 20:29:17,425 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-10-25 20:29:17,425 INFO L429 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:29:17,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:29:17,426 INFO L82 PathProgramCache]: Analyzing trace with hash 1503456254, now seen corresponding path program 1 times [2020-10-25 20:29:17,426 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:29:17,427 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [151612474] [2020-10-25 20:29:17,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:29:17,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:29:18,009 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 560 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2020-10-25 20:29:18,010 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [151612474] [2020-10-25 20:29:18,010 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:29:18,010 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-25 20:29:18,011 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1295158006] [2020-10-25 20:29:18,011 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-25 20:29:18,012 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:29:18,012 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-25 20:29:18,012 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-10-25 20:29:18,013 INFO L87 Difference]: Start difference. First operand 9250 states and 10287 transitions. Second operand 5 states. [2020-10-25 20:29:21,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:29:21,624 INFO L93 Difference]: Finished difference Result 24408 states and 27056 transitions. [2020-10-25 20:29:21,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-25 20:29:21,625 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 487 [2020-10-25 20:29:21,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:29:21,641 INFO L225 Difference]: With dead ends: 24408 [2020-10-25 20:29:21,641 INFO L226 Difference]: Without dead ends: 14976 [2020-10-25 20:29:21,649 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-10-25 20:29:21,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14976 states. [2020-10-25 20:29:21,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14976 to 10906. [2020-10-25 20:29:21,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10906 states. [2020-10-25 20:29:21,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10906 states to 10906 states and 12055 transitions. [2020-10-25 20:29:21,833 INFO L78 Accepts]: Start accepts. Automaton has 10906 states and 12055 transitions. Word has length 487 [2020-10-25 20:29:21,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:29:21,834 INFO L481 AbstractCegarLoop]: Abstraction has 10906 states and 12055 transitions. [2020-10-25 20:29:21,834 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-25 20:29:21,834 INFO L276 IsEmpty]: Start isEmpty. Operand 10906 states and 12055 transitions. [2020-10-25 20:29:21,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 492 [2020-10-25 20:29:21,851 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:29:21,852 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 20:29:21,852 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-10-25 20:29:21,852 INFO L429 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:29:21,853 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:29:21,853 INFO L82 PathProgramCache]: Analyzing trace with hash 74604258, now seen corresponding path program 1 times [2020-10-25 20:29:21,853 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:29:21,854 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2126524894] [2020-10-25 20:29:21,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:29:21,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:29:22,397 INFO L134 CoverageAnalysis]: Checked inductivity of 668 backedges. 564 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2020-10-25 20:29:22,398 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2126524894] [2020-10-25 20:29:22,398 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:29:22,398 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-25 20:29:22,398 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1026286413] [2020-10-25 20:29:22,399 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-25 20:29:22,399 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:29:22,400 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-25 20:29:22,400 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-10-25 20:29:22,400 INFO L87 Difference]: Start difference. First operand 10906 states and 12055 transitions. Second operand 5 states. [2020-10-25 20:29:25,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:29:25,690 INFO L93 Difference]: Finished difference Result 24578 states and 27098 transitions. [2020-10-25 20:29:25,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-25 20:29:25,691 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 491 [2020-10-25 20:29:25,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:29:25,704 INFO L225 Difference]: With dead ends: 24578 [2020-10-25 20:29:25,705 INFO L226 Difference]: Without dead ends: 13490 [2020-10-25 20:29:25,713 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-10-25 20:29:25,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13490 states. [2020-10-25 20:29:25,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13490 to 7032. [2020-10-25 20:29:25,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7032 states. [2020-10-25 20:29:25,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7032 states to 7032 states and 7788 transitions. [2020-10-25 20:29:25,868 INFO L78 Accepts]: Start accepts. Automaton has 7032 states and 7788 transitions. Word has length 491 [2020-10-25 20:29:25,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:29:25,869 INFO L481 AbstractCegarLoop]: Abstraction has 7032 states and 7788 transitions. [2020-10-25 20:29:25,869 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-25 20:29:25,869 INFO L276 IsEmpty]: Start isEmpty. Operand 7032 states and 7788 transitions. [2020-10-25 20:29:25,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 512 [2020-10-25 20:29:25,883 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:29:25,884 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 20:29:25,884 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-10-25 20:29:25,884 INFO L429 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:29:25,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:29:25,885 INFO L82 PathProgramCache]: Analyzing trace with hash 1959105125, now seen corresponding path program 1 times [2020-10-25 20:29:25,885 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:29:25,886 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2140973939] [2020-10-25 20:29:25,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:29:25,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:29:26,324 INFO L134 CoverageAnalysis]: Checked inductivity of 728 backedges. 598 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2020-10-25 20:29:26,325 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2140973939] [2020-10-25 20:29:26,325 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:29:26,325 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 20:29:26,325 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1709406440] [2020-10-25 20:29:26,326 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-25 20:29:26,326 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:29:26,327 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-25 20:29:26,327 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-25 20:29:26,327 INFO L87 Difference]: Start difference. First operand 7032 states and 7788 transitions. Second operand 4 states. [2020-10-25 20:29:28,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:29:28,742 INFO L93 Difference]: Finished difference Result 20331 states and 22491 transitions. [2020-10-25 20:29:28,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-25 20:29:28,743 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 511 [2020-10-25 20:29:28,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:29:28,757 INFO L225 Difference]: With dead ends: 20331 [2020-10-25 20:29:28,757 INFO L226 Difference]: Without dead ends: 12749 [2020-10-25 20:29:28,763 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-25 20:29:28,771 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12749 states. [2020-10-25 20:29:28,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12749 to 12561. [2020-10-25 20:29:28,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12561 states. [2020-10-25 20:29:28,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12561 states to 12561 states and 13838 transitions. [2020-10-25 20:29:28,915 INFO L78 Accepts]: Start accepts. Automaton has 12561 states and 13838 transitions. Word has length 511 [2020-10-25 20:29:28,916 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:29:28,916 INFO L481 AbstractCegarLoop]: Abstraction has 12561 states and 13838 transitions. [2020-10-25 20:29:28,916 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-25 20:29:28,916 INFO L276 IsEmpty]: Start isEmpty. Operand 12561 states and 13838 transitions. [2020-10-25 20:29:28,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 590 [2020-10-25 20:29:28,933 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:29:28,934 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 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] [2020-10-25 20:29:28,934 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-10-25 20:29:28,934 INFO L429 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:29:28,935 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:29:28,935 INFO L82 PathProgramCache]: Analyzing trace with hash -1851641937, now seen corresponding path program 1 times [2020-10-25 20:29:28,935 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:29:28,935 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [369094645] [2020-10-25 20:29:28,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:29:29,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:29:29,397 INFO L134 CoverageAnalysis]: Checked inductivity of 1068 backedges. 654 proven. 0 refuted. 0 times theorem prover too weak. 414 trivial. 0 not checked. [2020-10-25 20:29:29,397 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [369094645] [2020-10-25 20:29:29,398 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:29:29,398 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 20:29:29,398 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1218507609] [2020-10-25 20:29:29,399 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:29:29,399 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:29:29,399 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:29:29,400 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:29:29,400 INFO L87 Difference]: Start difference. First operand 12561 states and 13838 transitions. Second operand 3 states. [2020-10-25 20:29:30,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:29:30,893 INFO L93 Difference]: Finished difference Result 26775 states and 29454 transitions. [2020-10-25 20:29:30,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:29:30,894 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 589 [2020-10-25 20:29:30,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:29:30,907 INFO L225 Difference]: With dead ends: 26775 [2020-10-25 20:29:30,907 INFO L226 Difference]: Without dead ends: 12743 [2020-10-25 20:29:30,915 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 20:29:30,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12743 states. [2020-10-25 20:29:31,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12743 to 12743. [2020-10-25 20:29:31,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12743 states. [2020-10-25 20:29:31,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12743 states to 12743 states and 13833 transitions. [2020-10-25 20:29:31,052 INFO L78 Accepts]: Start accepts. Automaton has 12743 states and 13833 transitions. Word has length 589 [2020-10-25 20:29:31,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:29:31,053 INFO L481 AbstractCegarLoop]: Abstraction has 12743 states and 13833 transitions. [2020-10-25 20:29:31,053 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:29:31,053 INFO L276 IsEmpty]: Start isEmpty. Operand 12743 states and 13833 transitions. [2020-10-25 20:29:31,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 659 [2020-10-25 20:29:31,069 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:29:31,070 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 20:29:31,070 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2020-10-25 20:29:31,070 INFO L429 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:29:31,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:29:31,071 INFO L82 PathProgramCache]: Analyzing trace with hash -1141895110, now seen corresponding path program 1 times [2020-10-25 20:29:31,071 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:29:31,071 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1450748554] [2020-10-25 20:29:31,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:29:31,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:29:31,681 INFO L134 CoverageAnalysis]: Checked inductivity of 1248 backedges. 838 proven. 0 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2020-10-25 20:29:31,681 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1450748554] [2020-10-25 20:29:31,682 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:29:31,682 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 20:29:31,683 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1320238847] [2020-10-25 20:29:31,683 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:29:31,684 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:29:31,684 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:29:31,684 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:29:31,685 INFO L87 Difference]: Start difference. First operand 12743 states and 13833 transitions. Second operand 3 states. [2020-10-25 20:29:33,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:29:33,148 INFO L93 Difference]: Finished difference Result 25297 states and 27396 transitions. [2020-10-25 20:29:33,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:29:33,151 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 658 [2020-10-25 20:29:33,152 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:29:33,152 INFO L225 Difference]: With dead ends: 25297 [2020-10-25 20:29:33,152 INFO L226 Difference]: Without dead ends: 0 [2020-10-25 20:29:33,161 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 20:29:33,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-25 20:29:33,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-25 20:29:33,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-25 20:29:33,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-25 20:29:33,162 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 658 [2020-10-25 20:29:33,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:29:33,163 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-25 20:29:33,163 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:29:33,163 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-25 20:29:33,163 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-25 20:29:33,163 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2020-10-25 20:29:33,166 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-25 20:29:34,947 WARN L193 SmtUtils]: Spent 1.77 s on a formula simplification. DAG size of input: 622 DAG size of output: 445 [2020-10-25 20:29:36,376 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 622 DAG size of output: 445 [2020-10-25 20:29:40,906 WARN L193 SmtUtils]: Spent 4.52 s on a formula simplification. DAG size of input: 397 DAG size of output: 106 [2020-10-25 20:29:45,485 WARN L193 SmtUtils]: Spent 4.57 s on a formula simplification. DAG size of input: 397 DAG size of output: 106 [2020-10-25 20:29:45,490 INFO L274 CegarLoopResult]: For program point L960(lines 960 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,490 INFO L274 CegarLoopResult]: For program point L696(lines 696 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,490 INFO L274 CegarLoopResult]: For program point L630(lines 630 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,491 INFO L270 CegarLoopResult]: At program point L1027(lines 24 1028) the Hoare annotation is: (let ((.cse18 (+ ~a23~0 43)) (.cse17 (= ~a25~0 12)) (.cse8 (<= ~a25~0 10)) (.cse5 (= ~a4~0 1))) (let ((.cse0 (<= ~a23~0 138)) (.cse14 (<= (+ ~a29~0 21) 0)) (.cse1 (<= ~a25~0 9)) (.cse13 (let ((.cse19 (<= ~a29~0 130))) (or (and .cse19 .cse17 .cse5) (and .cse8 .cse19 .cse5)))) (.cse15 (= ~a25~0 13)) (.cse4 (< 0 .cse18)) (.cse6 (<= ~a29~0 599999)) (.cse7 (= ~a25~0 11)) (.cse10 (= ~a4~0 0)) (.cse11 (<= ~a29~0 384312)) (.cse16 (<= 307 ~a23~0)) (.cse2 (= ~a8~0 15)) (.cse12 (<= .cse18 0)) (.cse3 (= ~a3~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 (or (and .cse7 .cse2 .cse5 .cse3) (and .cse8 .cse2 .cse3 .cse5 (exists ((aux_div_v_~a29~0_499_25 Int) (aux_mod_v_~a29~0_499_25 Int)) (let ((.cse9 (+ (* 299861 aux_div_v_~a29~0_499_25) aux_mod_v_~a29~0_499_25))) (and (< aux_mod_v_~a29~0_499_25 299861) (< 140 .cse9) (<= 0 aux_mod_v_~a29~0_499_25) (<= (+ aux_mod_v_~a29~0_499_25 214883) ~a29~0) (<= 0 .cse9))))))) (and .cse0 .cse8 .cse10 .cse2 (<= ~a29~0 220) .cse3 .cse4) (and (<= ~a29~0 571720) .cse1 .cse2 .cse3 .cse5) (and .cse11 .cse10 .cse1 .cse2 .cse12 .cse3) (and .cse2 .cse13 .cse3) (and .cse1 (<= (+ ~a23~0 599772) 0) .cse2 .cse3 .cse5) (and .cse14 .cse0 .cse10 .cse15 .cse2 .cse3 .cse4) (and .cse14 .cse8 .cse10 .cse2 .cse3) (and .cse1 .cse13) (and .cse8 .cse11 .cse16 .cse2 .cse3 .cse5) (and .cse11 .cse15 .cse2 .cse3 .cse5) (and (<= ~a29~0 275) .cse10 .cse2 (or (<= 141 ~a29~0) (not (= ULTIMATE.start_calculate_output_~input 1)) .cse4) .cse17 .cse3) (and .cse6 .cse7 .cse10 (<= ~a23~0 312) .cse2 .cse3) (and .cse11 .cse16 .cse2 .cse17 .cse3 .cse5) (and .cse8 .cse2 (<= ~a29~0 245) .cse3 .cse5) (and (= ~a25~0 10) .cse2 (<= 214883 ~a29~0) .cse12 .cse5 .cse3)))) [2020-10-25 20:29:45,491 INFO L274 CegarLoopResult]: For program point L895(lines 895 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,491 INFO L274 CegarLoopResult]: For program point L697(lines 697 707) no Hoare annotation was computed. [2020-10-25 20:29:45,491 INFO L274 CegarLoopResult]: For program point L697-2(lines 697 707) no Hoare annotation was computed. [2020-10-25 20:29:45,491 INFO L274 CegarLoopResult]: For program point L367(lines 367 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,491 INFO L274 CegarLoopResult]: For program point L301(lines 301 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,491 INFO L274 CegarLoopResult]: For program point L235(lines 235 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,491 INFO L274 CegarLoopResult]: For program point L169-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:29:45,492 INFO L274 CegarLoopResult]: For program point L103-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:29:45,492 INFO L274 CegarLoopResult]: For program point L37-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:29:45,492 INFO L274 CegarLoopResult]: For program point L170(line 170) no Hoare annotation was computed. [2020-10-25 20:29:45,492 INFO L274 CegarLoopResult]: For program point L104(line 104) no Hoare annotation was computed. [2020-10-25 20:29:45,493 INFO L274 CegarLoopResult]: For program point L38(line 38) no Hoare annotation was computed. [2020-10-25 20:29:45,493 INFO L277 CegarLoopResult]: At program point L1030(lines 1030 1046) the Hoare annotation is: true [2020-10-25 20:29:45,493 INFO L274 CegarLoopResult]: For program point L568(lines 568 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,493 INFO L274 CegarLoopResult]: For program point L502(lines 502 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,494 INFO L274 CegarLoopResult]: For program point L172-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:29:45,494 INFO L274 CegarLoopResult]: For program point L106-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:29:45,494 INFO L274 CegarLoopResult]: For program point L40-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:29:45,494 INFO L274 CegarLoopResult]: For program point L965(lines 965 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,494 INFO L274 CegarLoopResult]: For program point L833(lines 833 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,495 INFO L274 CegarLoopResult]: For program point L173(line 173) no Hoare annotation was computed. [2020-10-25 20:29:45,495 INFO L274 CegarLoopResult]: For program point L107(line 107) no Hoare annotation was computed. [2020-10-25 20:29:45,495 INFO L274 CegarLoopResult]: For program point L41(line 41) no Hoare annotation was computed. [2020-10-25 20:29:45,495 INFO L274 CegarLoopResult]: For program point L900(lines 900 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,495 INFO L274 CegarLoopResult]: For program point L438(lines 438 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,495 INFO L274 CegarLoopResult]: For program point L372(lines 372 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,495 INFO L274 CegarLoopResult]: For program point L637(lines 637 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,495 INFO L274 CegarLoopResult]: For program point L307(lines 307 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,495 INFO L274 CegarLoopResult]: For program point L175-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:29:45,496 INFO L274 CegarLoopResult]: For program point L109-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:29:45,496 INFO L274 CegarLoopResult]: For program point L43-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:29:45,496 INFO L274 CegarLoopResult]: For program point L242(lines 242 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,496 INFO L274 CegarLoopResult]: For program point L176(line 176) no Hoare annotation was computed. [2020-10-25 20:29:45,496 INFO L274 CegarLoopResult]: For program point L110(line 110) no Hoare annotation was computed. [2020-10-25 20:29:45,496 INFO L274 CegarLoopResult]: For program point L44(line 44) no Hoare annotation was computed. [2020-10-25 20:29:45,496 INFO L274 CegarLoopResult]: For program point L771(lines 771 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,496 INFO L270 CegarLoopResult]: At program point L1036-2(lines 1036 1045) the Hoare annotation is: (let ((.cse18 (+ ~a23~0 43)) (.cse17 (= ~a25~0 12)) (.cse8 (<= ~a25~0 10)) (.cse5 (= ~a4~0 1))) (let ((.cse0 (<= ~a23~0 138)) (.cse14 (<= (+ ~a29~0 21) 0)) (.cse1 (<= ~a25~0 9)) (.cse13 (let ((.cse19 (<= ~a29~0 130))) (or (and .cse19 .cse17 .cse5) (and .cse8 .cse19 .cse5)))) (.cse15 (= ~a25~0 13)) (.cse4 (< 0 .cse18)) (.cse6 (<= ~a29~0 599999)) (.cse7 (= ~a25~0 11)) (.cse10 (= ~a4~0 0)) (.cse11 (<= ~a29~0 384312)) (.cse16 (<= 307 ~a23~0)) (.cse2 (= ~a8~0 15)) (.cse12 (<= .cse18 0)) (.cse3 (= ~a3~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 (or (and .cse7 .cse2 .cse5 .cse3) (and .cse8 .cse2 .cse3 .cse5 (exists ((aux_div_v_~a29~0_499_25 Int) (aux_mod_v_~a29~0_499_25 Int)) (let ((.cse9 (+ (* 299861 aux_div_v_~a29~0_499_25) aux_mod_v_~a29~0_499_25))) (and (< aux_mod_v_~a29~0_499_25 299861) (< 140 .cse9) (<= 0 aux_mod_v_~a29~0_499_25) (<= (+ aux_mod_v_~a29~0_499_25 214883) ~a29~0) (<= 0 .cse9))))))) (and .cse0 .cse8 .cse10 .cse2 (<= ~a29~0 220) .cse3 .cse4) (and (<= ~a29~0 571720) .cse1 .cse2 .cse3 .cse5) (and .cse11 .cse10 .cse1 .cse2 .cse12 .cse3) (and .cse2 .cse13 .cse3) (and .cse1 (<= (+ ~a23~0 599772) 0) .cse2 .cse3 .cse5) (and .cse14 .cse0 .cse10 .cse15 .cse2 .cse3 .cse4) (and .cse14 .cse8 .cse10 .cse2 .cse3) (and .cse1 .cse13) (and .cse8 .cse11 .cse16 .cse2 .cse3 .cse5) (and .cse11 .cse15 .cse2 .cse3 .cse5) (and (<= ~a29~0 275) .cse10 .cse2 (or (<= 141 ~a29~0) (not (= ULTIMATE.start_calculate_output_~input 1)) .cse4) .cse17 .cse3) (and .cse6 .cse7 .cse10 (<= ~a23~0 312) .cse2 .cse3) (and .cse11 .cse16 .cse2 .cse17 .cse3 .cse5) (and .cse8 .cse2 (<= ~a29~0 245) .cse3 .cse5) (and (= ~a25~0 10) .cse2 (<= 214883 ~a29~0) .cse12 .cse5 .cse3)))) [2020-10-25 20:29:45,496 INFO L274 CegarLoopResult]: For program point L838(lines 838 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,497 INFO L274 CegarLoopResult]: For program point L574(lines 574 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,497 INFO L274 CegarLoopResult]: For program point L178-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:29:45,497 INFO L274 CegarLoopResult]: For program point L112-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:29:45,497 INFO L274 CegarLoopResult]: For program point L46-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:29:45,497 INFO L274 CegarLoopResult]: For program point L971(lines 971 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,497 INFO L274 CegarLoopResult]: For program point L905(lines 905 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,497 INFO L274 CegarLoopResult]: For program point L509(lines 509 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,497 INFO L274 CegarLoopResult]: For program point L179(line 179) no Hoare annotation was computed. [2020-10-25 20:29:45,497 INFO L274 CegarLoopResult]: For program point L113(line 113) no Hoare annotation was computed. [2020-10-25 20:29:45,497 INFO L274 CegarLoopResult]: For program point L47(line 47) no Hoare annotation was computed. [2020-10-25 20:29:45,497 INFO L274 CegarLoopResult]: For program point L972(lines 972 982) no Hoare annotation was computed. [2020-10-25 20:29:45,497 INFO L274 CegarLoopResult]: For program point L906(lines 906 916) no Hoare annotation was computed. [2020-10-25 20:29:45,497 INFO L274 CegarLoopResult]: For program point L972-2(lines 972 982) no Hoare annotation was computed. [2020-10-25 20:29:45,498 INFO L274 CegarLoopResult]: For program point L906-2(lines 906 916) no Hoare annotation was computed. [2020-10-25 20:29:45,498 INFO L274 CegarLoopResult]: For program point L708(lines 708 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,498 INFO L274 CegarLoopResult]: For program point L312(lines 312 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,498 INFO L274 CegarLoopResult]: For program point L577(lines 577 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,498 INFO L274 CegarLoopResult]: For program point L445(lines 445 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,498 INFO L274 CegarLoopResult]: For program point L379(lines 379 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,498 INFO L274 CegarLoopResult]: For program point L181-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:29:45,498 INFO L274 CegarLoopResult]: For program point L115-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:29:45,498 INFO L274 CegarLoopResult]: For program point L49-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:29:45,498 INFO L274 CegarLoopResult]: For program point L776(lines 776 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,498 INFO L274 CegarLoopResult]: For program point L644(lines 644 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,498 INFO L274 CegarLoopResult]: For program point L182(line 182) no Hoare annotation was computed. [2020-10-25 20:29:45,498 INFO L274 CegarLoopResult]: For program point L116(line 116) no Hoare annotation was computed. [2020-10-25 20:29:45,498 INFO L274 CegarLoopResult]: For program point L50(line 50) no Hoare annotation was computed. [2020-10-25 20:29:45,499 INFO L274 CegarLoopResult]: For program point L1041(line 1041) no Hoare annotation was computed. [2020-10-25 20:29:45,499 INFO L274 CegarLoopResult]: For program point L843(lines 843 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,499 INFO L274 CegarLoopResult]: For program point L249(lines 249 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,499 INFO L274 CegarLoopResult]: For program point L184-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:29:45,499 INFO L274 CegarLoopResult]: For program point L118-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:29:45,499 INFO L274 CegarLoopResult]: For program point L52-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:29:45,499 INFO L274 CegarLoopResult]: For program point L185(line 185) no Hoare annotation was computed. [2020-10-25 20:29:45,499 INFO L274 CegarLoopResult]: For program point L119(line 119) no Hoare annotation was computed. [2020-10-25 20:29:45,499 INFO L274 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed. [2020-10-25 20:29:45,499 INFO L274 CegarLoopResult]: For program point L714(lines 714 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,499 INFO L274 CegarLoopResult]: For program point L516(lines 516 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,499 INFO L274 CegarLoopResult]: For program point L649(lines 649 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,499 INFO L274 CegarLoopResult]: For program point L583(lines 583 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,499 INFO L274 CegarLoopResult]: For program point L517(lines 517 527) no Hoare annotation was computed. [2020-10-25 20:29:45,500 INFO L274 CegarLoopResult]: For program point L517-2(lines 517 527) no Hoare annotation was computed. [2020-10-25 20:29:45,500 INFO L274 CegarLoopResult]: For program point L319(lines 319 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,500 INFO L274 CegarLoopResult]: For program point L187-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:29:45,500 INFO L274 CegarLoopResult]: For program point L121-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:29:45,500 INFO L274 CegarLoopResult]: For program point L55-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:29:45,500 INFO L274 CegarLoopResult]: For program point L848(lines 848 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,500 INFO L274 CegarLoopResult]: For program point L782(lines 782 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,500 INFO L274 CegarLoopResult]: For program point L650(lines 650 659) no Hoare annotation was computed. [2020-10-25 20:29:45,500 INFO L274 CegarLoopResult]: For program point L650-2(lines 650 659) no Hoare annotation was computed. [2020-10-25 20:29:45,500 INFO L274 CegarLoopResult]: For program point L452(lines 452 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,500 INFO L274 CegarLoopResult]: For program point L386(lines 386 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,500 INFO L274 CegarLoopResult]: For program point L188(line 188) no Hoare annotation was computed. [2020-10-25 20:29:45,500 INFO L274 CegarLoopResult]: For program point L122(line 122) no Hoare annotation was computed. [2020-10-25 20:29:45,501 INFO L274 CegarLoopResult]: For program point L56(line 56) no Hoare annotation was computed. [2020-10-25 20:29:45,501 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-25 20:29:45,501 INFO L274 CegarLoopResult]: For program point L256(lines 256 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,501 INFO L274 CegarLoopResult]: For program point L190-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:29:45,501 INFO L274 CegarLoopResult]: For program point L124-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:29:45,501 INFO L274 CegarLoopResult]: For program point L58-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:29:45,501 INFO L274 CegarLoopResult]: For program point L983(lines 983 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,501 INFO L274 CegarLoopResult]: For program point L917(lines 917 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,501 INFO L274 CegarLoopResult]: For program point L719(lines 719 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,501 INFO L274 CegarLoopResult]: For program point L191(line 191) no Hoare annotation was computed. [2020-10-25 20:29:45,501 INFO L274 CegarLoopResult]: For program point L125(line 125) no Hoare annotation was computed. [2020-10-25 20:29:45,501 INFO L274 CegarLoopResult]: For program point L59(line 59) no Hoare annotation was computed. [2020-10-25 20:29:45,501 INFO L274 CegarLoopResult]: For program point L918(lines 918 928) no Hoare annotation was computed. [2020-10-25 20:29:45,501 INFO L274 CegarLoopResult]: For program point L918-2(lines 918 928) no Hoare annotation was computed. [2020-10-25 20:29:45,502 INFO L274 CegarLoopResult]: For program point L720(lines 720 732) no Hoare annotation was computed. [2020-10-25 20:29:45,502 INFO L274 CegarLoopResult]: For program point L720-2(lines 720 732) no Hoare annotation was computed. [2020-10-25 20:29:45,502 INFO L274 CegarLoopResult]: For program point L588(lines 588 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,502 INFO L274 CegarLoopResult]: For program point L324(lines 324 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,502 INFO L274 CegarLoopResult]: For program point L589(lines 589 599) no Hoare annotation was computed. [2020-10-25 20:29:45,502 INFO L274 CegarLoopResult]: For program point L589-2(lines 589 599) no Hoare annotation was computed. [2020-10-25 20:29:45,502 INFO L274 CegarLoopResult]: For program point L193-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:29:45,502 INFO L274 CegarLoopResult]: For program point L127-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:29:45,502 INFO L274 CegarLoopResult]: For program point L61-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:29:45,502 INFO L274 CegarLoopResult]: For program point L854(lines 854 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,502 INFO L274 CegarLoopResult]: For program point L458(lines 458 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,502 INFO L274 CegarLoopResult]: For program point L194(line 194) no Hoare annotation was computed. [2020-10-25 20:29:45,502 INFO L274 CegarLoopResult]: For program point L128(line 128) no Hoare annotation was computed. [2020-10-25 20:29:45,503 INFO L274 CegarLoopResult]: For program point L62(line 62) no Hoare annotation was computed. [2020-10-25 20:29:45,503 INFO L274 CegarLoopResult]: For program point L789(lines 789 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,503 INFO L274 CegarLoopResult]: For program point L393(lines 393 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,503 INFO L274 CegarLoopResult]: For program point L262(lines 262 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,503 INFO L274 CegarLoopResult]: For program point L196-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:29:45,503 INFO L274 CegarLoopResult]: For program point L130-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:29:45,503 INFO L274 CegarLoopResult]: For program point L64-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:29:45,503 INFO L274 CegarLoopResult]: For program point L197(line 197) no Hoare annotation was computed. [2020-10-25 20:29:45,503 INFO L274 CegarLoopResult]: For program point L131(line 131) no Hoare annotation was computed. [2020-10-25 20:29:45,503 INFO L274 CegarLoopResult]: For program point L65(line 65) no Hoare annotation was computed. [2020-10-25 20:29:45,503 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-10-25 20:29:45,503 INFO L274 CegarLoopResult]: For program point L990(lines 990 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,504 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4) no Hoare annotation was computed. [2020-10-25 20:29:45,504 INFO L274 CegarLoopResult]: For program point L660(lines 660 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,504 INFO L274 CegarLoopResult]: For program point L528(lines 528 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,504 INFO L274 CegarLoopResult]: For program point L331(lines 331 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,504 INFO L274 CegarLoopResult]: For program point L199-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:29:45,504 INFO L274 CegarLoopResult]: For program point L133-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:29:45,504 INFO L274 CegarLoopResult]: For program point L67-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:29:45,504 INFO L274 CegarLoopResult]: For program point L794(lines 794 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,504 INFO L274 CegarLoopResult]: For program point L200(line 200) no Hoare annotation was computed. [2020-10-25 20:29:45,504 INFO L274 CegarLoopResult]: For program point L134(line 134) no Hoare annotation was computed. [2020-10-25 20:29:45,504 INFO L274 CegarLoopResult]: For program point L68(line 68) no Hoare annotation was computed. [2020-10-25 20:29:45,504 INFO L274 CegarLoopResult]: For program point L861(lines 861 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,505 INFO L274 CegarLoopResult]: For program point L465(lines 465 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,505 INFO L274 CegarLoopResult]: For program point L267(lines 267 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,505 INFO L274 CegarLoopResult]: For program point L400(lines 400 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,505 INFO L274 CegarLoopResult]: For program point L202-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:29:45,505 INFO L274 CegarLoopResult]: For program point L136-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:29:45,505 INFO L274 CegarLoopResult]: For program point L70-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:29:45,505 INFO L274 CegarLoopResult]: For program point L4(line 4) no Hoare annotation was computed. [2020-10-25 20:29:45,505 INFO L274 CegarLoopResult]: For program point L995(lines 995 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,505 INFO L274 CegarLoopResult]: For program point L929(lines 929 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,505 INFO L274 CegarLoopResult]: For program point L665(lines 665 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,505 INFO L274 CegarLoopResult]: For program point L533(lines 533 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,505 INFO L274 CegarLoopResult]: For program point L401(lines 401 412) no Hoare annotation was computed. [2020-10-25 20:29:45,505 INFO L274 CegarLoopResult]: For program point L401-2(lines 401 412) no Hoare annotation was computed. [2020-10-25 20:29:45,505 INFO L274 CegarLoopResult]: For program point L203(line 203) no Hoare annotation was computed. [2020-10-25 20:29:45,506 INFO L274 CegarLoopResult]: For program point L137(line 137) no Hoare annotation was computed. [2020-10-25 20:29:45,506 INFO L274 CegarLoopResult]: For program point L71(line 71) no Hoare annotation was computed. [2020-10-25 20:29:45,506 INFO L274 CegarLoopResult]: For program point L600(lines 600 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,506 INFO L274 CegarLoopResult]: For program point L336(lines 336 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,506 INFO L274 CegarLoopResult]: For program point L270(lines 270 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,506 INFO L274 CegarLoopResult]: For program point L733(lines 733 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,506 INFO L274 CegarLoopResult]: For program point L205-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:29:45,506 INFO L274 CegarLoopResult]: For program point L139-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:29:45,506 INFO L274 CegarLoopResult]: For program point L73-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:29:45,506 INFO L274 CegarLoopResult]: For program point L206(line 206) no Hoare annotation was computed. [2020-10-25 20:29:45,506 INFO L274 CegarLoopResult]: For program point L140(line 140) no Hoare annotation was computed. [2020-10-25 20:29:45,506 INFO L274 CegarLoopResult]: For program point L74(line 74) no Hoare annotation was computed. [2020-10-25 20:29:45,506 INFO L274 CegarLoopResult]: For program point L867(lines 867 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,506 INFO L274 CegarLoopResult]: For program point L801(lines 801 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,507 INFO L274 CegarLoopResult]: For program point L934(lines 934 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,507 INFO L274 CegarLoopResult]: For program point L868(lines 868 877) no Hoare annotation was computed. [2020-10-25 20:29:45,507 INFO L274 CegarLoopResult]: For program point L868-2(lines 868 877) no Hoare annotation was computed. [2020-10-25 20:29:45,507 INFO L274 CegarLoopResult]: For program point L472(lines 472 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,507 INFO L274 CegarLoopResult]: For program point L142-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:29:45,507 INFO L274 CegarLoopResult]: For program point L76-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:29:45,507 INFO L274 CegarLoopResult]: For program point L605(lines 605 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,507 INFO L274 CegarLoopResult]: For program point L539(lines 539 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,507 INFO L274 CegarLoopResult]: For program point L143(line 143) no Hoare annotation was computed. [2020-10-25 20:29:45,507 INFO L274 CegarLoopResult]: For program point L77(line 77) no Hoare annotation was computed. [2020-10-25 20:29:45,507 INFO L274 CegarLoopResult]: For program point L1002(lines 1002 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,507 INFO L274 CegarLoopResult]: For program point L672(lines 672 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,507 INFO L274 CegarLoopResult]: For program point L606(lines 606 616) no Hoare annotation was computed. [2020-10-25 20:29:45,507 INFO L274 CegarLoopResult]: For program point L606-2(lines 606 616) no Hoare annotation was computed. [2020-10-25 20:29:45,508 INFO L274 CegarLoopResult]: For program point L342(lines 342 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,508 INFO L274 CegarLoopResult]: For program point L277(lines 277 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,508 INFO L274 CegarLoopResult]: For program point L145-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:29:45,508 INFO L274 CegarLoopResult]: For program point L79-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:29:45,508 INFO L274 CegarLoopResult]: For program point L806(lines 806 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,508 INFO L274 CegarLoopResult]: For program point L740(lines 740 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,508 INFO L274 CegarLoopResult]: For program point L146(line 146) no Hoare annotation was computed. [2020-10-25 20:29:45,508 INFO L274 CegarLoopResult]: For program point L80(line 80) no Hoare annotation was computed. [2020-10-25 20:29:45,508 INFO L274 CegarLoopResult]: For program point L807(lines 807 817) no Hoare annotation was computed. [2020-10-25 20:29:45,508 INFO L274 CegarLoopResult]: For program point L807-2(lines 807 817) no Hoare annotation was computed. [2020-10-25 20:29:45,508 INFO L274 CegarLoopResult]: For program point L544(lines 544 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,508 INFO L274 CegarLoopResult]: For program point L148-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:29:45,508 INFO L274 CegarLoopResult]: For program point L82-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:29:45,509 INFO L274 CegarLoopResult]: For program point L1007(lines 1007 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,509 INFO L274 CegarLoopResult]: For program point L941(lines 941 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,509 INFO L274 CegarLoopResult]: For program point L677(lines 677 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,509 INFO L274 CegarLoopResult]: For program point L479(lines 479 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,509 INFO L274 CegarLoopResult]: For program point L413(lines 413 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,509 INFO L274 CegarLoopResult]: For program point L149(line 149) no Hoare annotation was computed. [2020-10-25 20:29:45,509 INFO L274 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-10-25 20:29:45,509 INFO L274 CegarLoopResult]: For program point L942(lines 942 954) no Hoare annotation was computed. [2020-10-25 20:29:45,509 INFO L274 CegarLoopResult]: For program point L942-2(lines 942 954) no Hoare annotation was computed. [2020-10-25 20:29:45,509 INFO L274 CegarLoopResult]: For program point L480(lines 480 488) no Hoare annotation was computed. [2020-10-25 20:29:45,509 INFO L274 CegarLoopResult]: For program point L480-2(lines 480 488) no Hoare annotation was computed. [2020-10-25 20:29:45,509 INFO L274 CegarLoopResult]: For program point L348(lines 348 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,509 INFO L274 CegarLoopResult]: For program point L282(lines 282 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,510 INFO L274 CegarLoopResult]: For program point L216(lines 216 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,510 INFO L274 CegarLoopResult]: For program point L745(lines 745 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,510 INFO L274 CegarLoopResult]: For program point L151-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:29:45,510 INFO L274 CegarLoopResult]: For program point L85-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:29:45,510 INFO L274 CegarLoopResult]: For program point L878(lines 878 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,510 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-10-25 20:29:45,510 INFO L274 CegarLoopResult]: For program point L152(line 152) no Hoare annotation was computed. [2020-10-25 20:29:45,510 INFO L274 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-10-25 20:29:45,510 INFO L274 CegarLoopResult]: For program point L154-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:29:45,510 INFO L274 CegarLoopResult]: For program point L88-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:29:45,510 INFO L274 CegarLoopResult]: For program point L683(lines 683 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,510 INFO L274 CegarLoopResult]: For program point L617(lines 617 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,510 INFO L274 CegarLoopResult]: For program point L551(lines 551 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,510 INFO L274 CegarLoopResult]: For program point L419(lines 419 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,510 INFO L274 CegarLoopResult]: For program point L155(line 155) no Hoare annotation was computed. [2020-10-25 20:29:45,511 INFO L274 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-10-25 20:29:45,511 INFO L274 CegarLoopResult]: For program point L1014(lines 1014 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,511 INFO L274 CegarLoopResult]: For program point L883(lines 883 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,511 INFO L274 CegarLoopResult]: For program point L355(lines 355 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,511 INFO L274 CegarLoopResult]: For program point L289(lines 289 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,511 INFO L274 CegarLoopResult]: For program point L223(lines 223 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,511 INFO L274 CegarLoopResult]: For program point L157-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:29:45,511 INFO L274 CegarLoopResult]: For program point L91-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:29:45,511 INFO L274 CegarLoopResult]: For program point L25(lines 25 27) no Hoare annotation was computed. [2020-10-25 20:29:45,511 INFO L274 CegarLoopResult]: For program point L25-2(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:29:45,511 INFO L274 CegarLoopResult]: For program point L818(lines 818 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,511 INFO L274 CegarLoopResult]: For program point L752(lines 752 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,511 INFO L274 CegarLoopResult]: For program point L158(line 158) no Hoare annotation was computed. [2020-10-25 20:29:45,512 INFO L274 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-10-25 20:29:45,512 INFO L274 CegarLoopResult]: For program point L26(line 26) no Hoare annotation was computed. [2020-10-25 20:29:45,512 INFO L274 CegarLoopResult]: For program point L489(lines 489 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,512 INFO L274 CegarLoopResult]: For program point L490(lines 490 501) no Hoare annotation was computed. [2020-10-25 20:29:45,512 INFO L274 CegarLoopResult]: For program point L424(lines 424 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,512 INFO L274 CegarLoopResult]: For program point L490-2(lines 490 501) no Hoare annotation was computed. [2020-10-25 20:29:45,512 INFO L274 CegarLoopResult]: For program point L160-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:29:45,512 INFO L274 CegarLoopResult]: For program point L94-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:29:45,512 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-25 20:29:45,512 INFO L274 CegarLoopResult]: For program point L28-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:29:45,512 INFO L274 CegarLoopResult]: For program point L1019(lines 1019 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,512 INFO L274 CegarLoopResult]: For program point L623(lines 623 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,513 INFO L274 CegarLoopResult]: For program point L557(lines 557 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,513 INFO L274 CegarLoopResult]: For program point L161(line 161) no Hoare annotation was computed. [2020-10-25 20:29:45,513 INFO L274 CegarLoopResult]: For program point L95(line 95) no Hoare annotation was computed. [2020-10-25 20:29:45,513 INFO L274 CegarLoopResult]: For program point L29(line 29) no Hoare annotation was computed. [2020-10-25 20:29:45,513 INFO L274 CegarLoopResult]: For program point L888(lines 888 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,513 INFO L274 CegarLoopResult]: For program point L690(lines 690 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,513 INFO L274 CegarLoopResult]: For program point L360(lines 360 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,513 INFO L274 CegarLoopResult]: For program point L955(lines 955 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,513 INFO L274 CegarLoopResult]: For program point L229(lines 229 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,513 INFO L274 CegarLoopResult]: For program point L163-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:29:45,513 INFO L274 CegarLoopResult]: For program point L97-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:29:45,513 INFO L274 CegarLoopResult]: For program point L31-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:29:45,514 INFO L274 CegarLoopResult]: For program point L824(lines 824 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,514 INFO L274 CegarLoopResult]: For program point L296(lines 296 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,514 INFO L274 CegarLoopResult]: For program point L164(line 164) no Hoare annotation was computed. [2020-10-25 20:29:45,514 INFO L274 CegarLoopResult]: For program point L98(line 98) no Hoare annotation was computed. [2020-10-25 20:29:45,514 INFO L274 CegarLoopResult]: For program point L32(line 32) no Hoare annotation was computed. [2020-10-25 20:29:45,514 INFO L274 CegarLoopResult]: For program point L759(lines 759 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,514 INFO L274 CegarLoopResult]: For program point L760(lines 760 770) no Hoare annotation was computed. [2020-10-25 20:29:45,514 INFO L274 CegarLoopResult]: For program point L760-2(lines 760 770) no Hoare annotation was computed. [2020-10-25 20:29:45,514 INFO L274 CegarLoopResult]: For program point L166-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:29:45,514 INFO L274 CegarLoopResult]: For program point L100-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:29:45,514 INFO L274 CegarLoopResult]: For program point L34-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:29:45,514 INFO L274 CegarLoopResult]: For program point L827(lines 827 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,514 INFO L274 CegarLoopResult]: For program point L563(lines 563 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,515 INFO L274 CegarLoopResult]: For program point L431(lines 431 1026) no Hoare annotation was computed. [2020-10-25 20:29:45,515 INFO L274 CegarLoopResult]: For program point L167(line 167) no Hoare annotation was computed. [2020-10-25 20:29:45,515 INFO L274 CegarLoopResult]: For program point L101(line 101) no Hoare annotation was computed. [2020-10-25 20:29:45,515 INFO L274 CegarLoopResult]: For program point L35(line 35) no Hoare annotation was computed. [2020-10-25 20:29:45,526 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_mod_v_~a29~0_499_25,QUANTIFIED] [2020-10-25 20:29:45,528 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a29~0_499_25,QUANTIFIED] [2020-10-25 20:29:45,528 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_mod_v_~a29~0_499_25,QUANTIFIED] [2020-10-25 20:29:45,528 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_mod_v_~a29~0_499_25,QUANTIFIED] [2020-10-25 20:29:45,528 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_mod_v_~a29~0_499_25,QUANTIFIED] [2020-10-25 20:29:45,529 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a29~0_499_25,QUANTIFIED] [2020-10-25 20:29:45,529 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_mod_v_~a29~0_499_25,QUANTIFIED] [2020-10-25 20:29:45,540 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_mod_v_~a29~0_499_25,QUANTIFIED] [2020-10-25 20:29:45,541 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a29~0_499_25,QUANTIFIED] [2020-10-25 20:29:45,541 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_mod_v_~a29~0_499_25,QUANTIFIED] [2020-10-25 20:29:45,541 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_mod_v_~a29~0_499_25,QUANTIFIED] [2020-10-25 20:29:45,542 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_mod_v_~a29~0_499_25,QUANTIFIED] [2020-10-25 20:29:45,542 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a29~0_499_25,QUANTIFIED] [2020-10-25 20:29:45,542 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_mod_v_~a29~0_499_25,QUANTIFIED] [2020-10-25 20:29:45,546 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_mod_v_~a29~0_499_25,QUANTIFIED] [2020-10-25 20:29:45,547 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a29~0_499_25,QUANTIFIED] [2020-10-25 20:29:45,547 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_mod_v_~a29~0_499_25,QUANTIFIED] [2020-10-25 20:29:45,547 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_mod_v_~a29~0_499_25,QUANTIFIED] [2020-10-25 20:29:45,547 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_mod_v_~a29~0_499_25,QUANTIFIED] [2020-10-25 20:29:45,548 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a29~0_499_25,QUANTIFIED] [2020-10-25 20:29:45,548 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_mod_v_~a29~0_499_25,QUANTIFIED] [2020-10-25 20:29:45,553 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_mod_v_~a29~0_499_25,QUANTIFIED] [2020-10-25 20:29:45,555 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a29~0_499_25,QUANTIFIED] [2020-10-25 20:29:45,555 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_mod_v_~a29~0_499_25,QUANTIFIED] [2020-10-25 20:29:45,556 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_mod_v_~a29~0_499_25,QUANTIFIED] [2020-10-25 20:29:45,556 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_mod_v_~a29~0_499_25,QUANTIFIED] [2020-10-25 20:29:45,556 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a29~0_499_25,QUANTIFIED] [2020-10-25 20:29:45,557 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_mod_v_~a29~0_499_25,QUANTIFIED] [2020-10-25 20:29:45,563 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.10 08:29:45 BoogieIcfgContainer [2020-10-25 20:29:45,565 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-25 20:29:45,566 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-25 20:29:45,567 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-25 20:29:45,567 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-25 20:29:45,568 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 08:28:35" (3/4) ... [2020-10-25 20:29:45,576 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-10-25 20:29:45,636 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2020-10-25 20:29:45,638 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-10-25 20:29:45,642 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-25 20:29:45,644 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-25 20:29:45,683 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((a23 <= 138 && a25 <= 9) && a8 == 15) && a3 == 1) && 0 < a23 + 43) && a4 == 1) || (a29 <= 599999 && ((((a25 == 11 && a8 == 15) && a4 == 1) && a3 == 1) || ((((a25 <= 10 && a8 == 15) && a3 == 1) && a4 == 1) && (\exists aux_div_v_~a29~0_499_25 : int, aux_mod_v_~a29~0_499_25 : int :: (((aux_mod_v_~a29~0_499_25 < 299861 && 140 < 299861 * aux_div_v_~a29~0_499_25 + aux_mod_v_~a29~0_499_25) && 0 <= aux_mod_v_~a29~0_499_25) && aux_mod_v_~a29~0_499_25 + 214883 <= a29) && 0 <= 299861 * aux_div_v_~a29~0_499_25 + aux_mod_v_~a29~0_499_25))))) || ((((((a23 <= 138 && a25 <= 10) && a4 == 0) && a8 == 15) && a29 <= 220) && a3 == 1) && 0 < a23 + 43)) || ((((a29 <= 571720 && a25 <= 9) && a8 == 15) && a3 == 1) && a4 == 1)) || (((((a29 <= 384312 && a4 == 0) && a25 <= 9) && a8 == 15) && a23 + 43 <= 0) && a3 == 1)) || ((a8 == 15 && (((a29 <= 130 && a25 == 12) && a4 == 1) || ((a25 <= 10 && a29 <= 130) && a4 == 1))) && a3 == 1)) || ((((a25 <= 9 && a23 + 599772 <= 0) && a8 == 15) && a3 == 1) && a4 == 1)) || ((((((a29 + 21 <= 0 && a23 <= 138) && a4 == 0) && a25 == 13) && a8 == 15) && a3 == 1) && 0 < a23 + 43)) || ((((a29 + 21 <= 0 && a25 <= 10) && a4 == 0) && a8 == 15) && a3 == 1)) || (a25 <= 9 && (((a29 <= 130 && a25 == 12) && a4 == 1) || ((a25 <= 10 && a29 <= 130) && a4 == 1)))) || (((((a25 <= 10 && a29 <= 384312) && 307 <= a23) && a8 == 15) && a3 == 1) && a4 == 1)) || ((((a29 <= 384312 && a25 == 13) && a8 == 15) && a3 == 1) && a4 == 1)) || (((((a29 <= 275 && a4 == 0) && a8 == 15) && ((141 <= a29 || !(input == 1)) || 0 < a23 + 43)) && a25 == 12) && a3 == 1)) || (((((a29 <= 599999 && a25 == 11) && a4 == 0) && a23 <= 312) && a8 == 15) && a3 == 1)) || (((((a29 <= 384312 && 307 <= a23) && a8 == 15) && a25 == 12) && a3 == 1) && a4 == 1)) || ((((a25 <= 10 && a8 == 15) && a29 <= 245) && a3 == 1) && a4 == 1)) || (((((a25 == 10 && a8 == 15) && 214883 <= a29) && a23 + 43 <= 0) && a4 == 1) && a3 == 1) [2020-10-25 20:29:45,690 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((a23 <= 138 && a25 <= 9) && a8 == 15) && a3 == 1) && 0 < a23 + 43) && a4 == 1) || (a29 <= 599999 && ((((a25 == 11 && a8 == 15) && a4 == 1) && a3 == 1) || ((((a25 <= 10 && a8 == 15) && a3 == 1) && a4 == 1) && (\exists aux_div_v_~a29~0_499_25 : int, aux_mod_v_~a29~0_499_25 : int :: (((aux_mod_v_~a29~0_499_25 < 299861 && 140 < 299861 * aux_div_v_~a29~0_499_25 + aux_mod_v_~a29~0_499_25) && 0 <= aux_mod_v_~a29~0_499_25) && aux_mod_v_~a29~0_499_25 + 214883 <= a29) && 0 <= 299861 * aux_div_v_~a29~0_499_25 + aux_mod_v_~a29~0_499_25))))) || ((((((a23 <= 138 && a25 <= 10) && a4 == 0) && a8 == 15) && a29 <= 220) && a3 == 1) && 0 < a23 + 43)) || ((((a29 <= 571720 && a25 <= 9) && a8 == 15) && a3 == 1) && a4 == 1)) || (((((a29 <= 384312 && a4 == 0) && a25 <= 9) && a8 == 15) && a23 + 43 <= 0) && a3 == 1)) || ((a8 == 15 && (((a29 <= 130 && a25 == 12) && a4 == 1) || ((a25 <= 10 && a29 <= 130) && a4 == 1))) && a3 == 1)) || ((((a25 <= 9 && a23 + 599772 <= 0) && a8 == 15) && a3 == 1) && a4 == 1)) || ((((((a29 + 21 <= 0 && a23 <= 138) && a4 == 0) && a25 == 13) && a8 == 15) && a3 == 1) && 0 < a23 + 43)) || ((((a29 + 21 <= 0 && a25 <= 10) && a4 == 0) && a8 == 15) && a3 == 1)) || (a25 <= 9 && (((a29 <= 130 && a25 == 12) && a4 == 1) || ((a25 <= 10 && a29 <= 130) && a4 == 1)))) || (((((a25 <= 10 && a29 <= 384312) && 307 <= a23) && a8 == 15) && a3 == 1) && a4 == 1)) || ((((a29 <= 384312 && a25 == 13) && a8 == 15) && a3 == 1) && a4 == 1)) || (((((a29 <= 275 && a4 == 0) && a8 == 15) && ((141 <= a29 || !(input == 1)) || 0 < a23 + 43)) && a25 == 12) && a3 == 1)) || (((((a29 <= 599999 && a25 == 11) && a4 == 0) && a23 <= 312) && a8 == 15) && a3 == 1)) || (((((a29 <= 384312 && 307 <= a23) && a8 == 15) && a25 == 12) && a3 == 1) && a4 == 1)) || ((((a25 <= 10 && a8 == 15) && a29 <= 245) && a3 == 1) && a4 == 1)) || (((((a25 == 10 && a8 == 15) && 214883 <= a29) && a23 + 43 <= 0) && a4 == 1) && a3 == 1) [2020-10-25 20:29:45,918 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-25 20:29:45,919 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-25 20:29:45,920 INFO L168 Benchmark]: Toolchain (without parser) took 73914.64 ms. Allocated memory was 56.6 MB in the beginning and 1.3 GB in the end (delta: 1.2 GB). Free memory was 30.5 MB in the beginning and 609.9 MB in the end (delta: -579.4 MB). Peak memory consumption was 649.6 MB. Max. memory is 16.1 GB. [2020-10-25 20:29:45,921 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 39.8 MB. Free memory is still 26.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-10-25 20:29:45,922 INFO L168 Benchmark]: CACSL2BoogieTranslator took 986.46 ms. Allocated memory is still 56.6 MB. Free memory was 29.9 MB in the beginning and 26.8 MB in the end (delta: 3.0 MB). Peak memory consumption was 13.6 MB. Max. memory is 16.1 GB. [2020-10-25 20:29:45,922 INFO L168 Benchmark]: Boogie Procedure Inliner took 194.93 ms. Allocated memory was 56.6 MB in the beginning and 73.4 MB in the end (delta: 16.8 MB). Free memory was 26.8 MB in the beginning and 37.0 MB in the end (delta: -10.1 MB). Peak memory consumption was 10.4 MB. Max. memory is 16.1 GB. [2020-10-25 20:29:45,923 INFO L168 Benchmark]: Boogie Preprocessor took 204.01 ms. Allocated memory is still 73.4 MB. Free memory was 37.0 MB in the beginning and 38.1 MB in the end (delta: -1.1 MB). Peak memory consumption was 20.1 MB. Max. memory is 16.1 GB. [2020-10-25 20:29:45,923 INFO L168 Benchmark]: RCFGBuilder took 2123.15 ms. Allocated memory was 73.4 MB in the beginning and 117.4 MB in the end (delta: 44.0 MB). Free memory was 38.1 MB in the beginning and 71.3 MB in the end (delta: -33.2 MB). Peak memory consumption was 50.4 MB. Max. memory is 16.1 GB. [2020-10-25 20:29:45,924 INFO L168 Benchmark]: TraceAbstraction took 70031.38 ms. Allocated memory was 117.4 MB in the beginning and 1.3 GB in the end (delta: 1.2 GB). Free memory was 71.3 MB in the beginning and 635.4 MB in the end (delta: -564.1 MB). Peak memory consumption was 899.4 MB. Max. memory is 16.1 GB. [2020-10-25 20:29:45,925 INFO L168 Benchmark]: Witness Printer took 353.05 ms. Allocated memory is still 1.3 GB. Free memory was 635.4 MB in the beginning and 609.9 MB in the end (delta: 25.4 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. [2020-10-25 20:29:45,928 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 39.8 MB. Free memory is still 26.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 986.46 ms. Allocated memory is still 56.6 MB. Free memory was 29.9 MB in the beginning and 26.8 MB in the end (delta: 3.0 MB). Peak memory consumption was 13.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 194.93 ms. Allocated memory was 56.6 MB in the beginning and 73.4 MB in the end (delta: 16.8 MB). Free memory was 26.8 MB in the beginning and 37.0 MB in the end (delta: -10.1 MB). Peak memory consumption was 10.4 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 204.01 ms. Allocated memory is still 73.4 MB. Free memory was 37.0 MB in the beginning and 38.1 MB in the end (delta: -1.1 MB). Peak memory consumption was 20.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2123.15 ms. Allocated memory was 73.4 MB in the beginning and 117.4 MB in the end (delta: 44.0 MB). Free memory was 38.1 MB in the beginning and 71.3 MB in the end (delta: -33.2 MB). Peak memory consumption was 50.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 70031.38 ms. Allocated memory was 117.4 MB in the beginning and 1.3 GB in the end (delta: 1.2 GB). Free memory was 71.3 MB in the beginning and 635.4 MB in the end (delta: -564.1 MB). Peak memory consumption was 899.4 MB. Max. memory is 16.1 GB. * Witness Printer took 353.05 ms. Allocated memory is still 1.3 GB. Free memory was 635.4 MB in the beginning and 609.9 MB in the end (delta: 25.4 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_mod_v_~a29~0_499_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a29~0_499_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_mod_v_~a29~0_499_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_mod_v_~a29~0_499_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_mod_v_~a29~0_499_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a29~0_499_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_mod_v_~a29~0_499_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_mod_v_~a29~0_499_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a29~0_499_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_mod_v_~a29~0_499_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_mod_v_~a29~0_499_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_mod_v_~a29~0_499_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a29~0_499_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_mod_v_~a29~0_499_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_mod_v_~a29~0_499_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a29~0_499_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_mod_v_~a29~0_499_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_mod_v_~a29~0_499_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_mod_v_~a29~0_499_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a29~0_499_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_mod_v_~a29~0_499_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_mod_v_~a29~0_499_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a29~0_499_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_mod_v_~a29~0_499_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_mod_v_~a29~0_499_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_mod_v_~a29~0_499_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a29~0_499_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_mod_v_~a29~0_499_25,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 4]: 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: 24]: Loop Invariant [2020-10-25 20:29:45,941 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_mod_v_~a29~0_499_25,QUANTIFIED] [2020-10-25 20:29:45,941 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a29~0_499_25,QUANTIFIED] [2020-10-25 20:29:45,942 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_mod_v_~a29~0_499_25,QUANTIFIED] [2020-10-25 20:29:45,942 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_mod_v_~a29~0_499_25,QUANTIFIED] [2020-10-25 20:29:45,942 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_mod_v_~a29~0_499_25,QUANTIFIED] [2020-10-25 20:29:45,942 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a29~0_499_25,QUANTIFIED] [2020-10-25 20:29:45,943 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_mod_v_~a29~0_499_25,QUANTIFIED] [2020-10-25 20:29:45,956 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_mod_v_~a29~0_499_25,QUANTIFIED] [2020-10-25 20:29:45,957 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a29~0_499_25,QUANTIFIED] [2020-10-25 20:29:45,957 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_mod_v_~a29~0_499_25,QUANTIFIED] [2020-10-25 20:29:45,957 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_mod_v_~a29~0_499_25,QUANTIFIED] [2020-10-25 20:29:45,957 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_mod_v_~a29~0_499_25,QUANTIFIED] [2020-10-25 20:29:45,958 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a29~0_499_25,QUANTIFIED] [2020-10-25 20:29:45,958 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_mod_v_~a29~0_499_25,QUANTIFIED] Derived loop invariant: ((((((((((((((((((((a23 <= 138 && a25 <= 9) && a8 == 15) && a3 == 1) && 0 < a23 + 43) && a4 == 1) || (a29 <= 599999 && ((((a25 == 11 && a8 == 15) && a4 == 1) && a3 == 1) || ((((a25 <= 10 && a8 == 15) && a3 == 1) && a4 == 1) && (\exists aux_div_v_~a29~0_499_25 : int, aux_mod_v_~a29~0_499_25 : int :: (((aux_mod_v_~a29~0_499_25 < 299861 && 140 < 299861 * aux_div_v_~a29~0_499_25 + aux_mod_v_~a29~0_499_25) && 0 <= aux_mod_v_~a29~0_499_25) && aux_mod_v_~a29~0_499_25 + 214883 <= a29) && 0 <= 299861 * aux_div_v_~a29~0_499_25 + aux_mod_v_~a29~0_499_25))))) || ((((((a23 <= 138 && a25 <= 10) && a4 == 0) && a8 == 15) && a29 <= 220) && a3 == 1) && 0 < a23 + 43)) || ((((a29 <= 571720 && a25 <= 9) && a8 == 15) && a3 == 1) && a4 == 1)) || (((((a29 <= 384312 && a4 == 0) && a25 <= 9) && a8 == 15) && a23 + 43 <= 0) && a3 == 1)) || ((a8 == 15 && (((a29 <= 130 && a25 == 12) && a4 == 1) || ((a25 <= 10 && a29 <= 130) && a4 == 1))) && a3 == 1)) || ((((a25 <= 9 && a23 + 599772 <= 0) && a8 == 15) && a3 == 1) && a4 == 1)) || ((((((a29 + 21 <= 0 && a23 <= 138) && a4 == 0) && a25 == 13) && a8 == 15) && a3 == 1) && 0 < a23 + 43)) || ((((a29 + 21 <= 0 && a25 <= 10) && a4 == 0) && a8 == 15) && a3 == 1)) || (a25 <= 9 && (((a29 <= 130 && a25 == 12) && a4 == 1) || ((a25 <= 10 && a29 <= 130) && a4 == 1)))) || (((((a25 <= 10 && a29 <= 384312) && 307 <= a23) && a8 == 15) && a3 == 1) && a4 == 1)) || ((((a29 <= 384312 && a25 == 13) && a8 == 15) && a3 == 1) && a4 == 1)) || (((((a29 <= 275 && a4 == 0) && a8 == 15) && ((141 <= a29 || !(input == 1)) || 0 < a23 + 43)) && a25 == 12) && a3 == 1)) || (((((a29 <= 599999 && a25 == 11) && a4 == 0) && a23 <= 312) && a8 == 15) && a3 == 1)) || (((((a29 <= 384312 && 307 <= a23) && a8 == 15) && a25 == 12) && a3 == 1) && a4 == 1)) || ((((a25 <= 10 && a8 == 15) && a29 <= 245) && a3 == 1) && a4 == 1)) || (((((a25 == 10 && a8 == 15) && 214883 <= a29) && a23 + 43 <= 0) && a4 == 1) && a3 == 1) - InvariantResult [Line: 1030]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1036]: Loop Invariant [2020-10-25 20:29:45,965 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_mod_v_~a29~0_499_25,QUANTIFIED] [2020-10-25 20:29:45,965 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a29~0_499_25,QUANTIFIED] [2020-10-25 20:29:45,965 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_mod_v_~a29~0_499_25,QUANTIFIED] [2020-10-25 20:29:45,966 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_mod_v_~a29~0_499_25,QUANTIFIED] [2020-10-25 20:29:45,966 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_mod_v_~a29~0_499_25,QUANTIFIED] [2020-10-25 20:29:45,966 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a29~0_499_25,QUANTIFIED] [2020-10-25 20:29:45,966 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_mod_v_~a29~0_499_25,QUANTIFIED] [2020-10-25 20:29:45,969 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_mod_v_~a29~0_499_25,QUANTIFIED] [2020-10-25 20:29:45,970 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a29~0_499_25,QUANTIFIED] [2020-10-25 20:29:45,970 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_mod_v_~a29~0_499_25,QUANTIFIED] [2020-10-25 20:29:45,971 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_mod_v_~a29~0_499_25,QUANTIFIED] [2020-10-25 20:29:45,971 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_mod_v_~a29~0_499_25,QUANTIFIED] [2020-10-25 20:29:45,971 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a29~0_499_25,QUANTIFIED] [2020-10-25 20:29:45,971 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_mod_v_~a29~0_499_25,QUANTIFIED] Derived loop invariant: ((((((((((((((((((((a23 <= 138 && a25 <= 9) && a8 == 15) && a3 == 1) && 0 < a23 + 43) && a4 == 1) || (a29 <= 599999 && ((((a25 == 11 && a8 == 15) && a4 == 1) && a3 == 1) || ((((a25 <= 10 && a8 == 15) && a3 == 1) && a4 == 1) && (\exists aux_div_v_~a29~0_499_25 : int, aux_mod_v_~a29~0_499_25 : int :: (((aux_mod_v_~a29~0_499_25 < 299861 && 140 < 299861 * aux_div_v_~a29~0_499_25 + aux_mod_v_~a29~0_499_25) && 0 <= aux_mod_v_~a29~0_499_25) && aux_mod_v_~a29~0_499_25 + 214883 <= a29) && 0 <= 299861 * aux_div_v_~a29~0_499_25 + aux_mod_v_~a29~0_499_25))))) || ((((((a23 <= 138 && a25 <= 10) && a4 == 0) && a8 == 15) && a29 <= 220) && a3 == 1) && 0 < a23 + 43)) || ((((a29 <= 571720 && a25 <= 9) && a8 == 15) && a3 == 1) && a4 == 1)) || (((((a29 <= 384312 && a4 == 0) && a25 <= 9) && a8 == 15) && a23 + 43 <= 0) && a3 == 1)) || ((a8 == 15 && (((a29 <= 130 && a25 == 12) && a4 == 1) || ((a25 <= 10 && a29 <= 130) && a4 == 1))) && a3 == 1)) || ((((a25 <= 9 && a23 + 599772 <= 0) && a8 == 15) && a3 == 1) && a4 == 1)) || ((((((a29 + 21 <= 0 && a23 <= 138) && a4 == 0) && a25 == 13) && a8 == 15) && a3 == 1) && 0 < a23 + 43)) || ((((a29 + 21 <= 0 && a25 <= 10) && a4 == 0) && a8 == 15) && a3 == 1)) || (a25 <= 9 && (((a29 <= 130 && a25 == 12) && a4 == 1) || ((a25 <= 10 && a29 <= 130) && a4 == 1)))) || (((((a25 <= 10 && a29 <= 384312) && 307 <= a23) && a8 == 15) && a3 == 1) && a4 == 1)) || ((((a29 <= 384312 && a25 == 13) && a8 == 15) && a3 == 1) && a4 == 1)) || (((((a29 <= 275 && a4 == 0) && a8 == 15) && ((141 <= a29 || !(input == 1)) || 0 < a23 + 43)) && a25 == 12) && a3 == 1)) || (((((a29 <= 599999 && a25 == 11) && a4 == 0) && a23 <= 312) && a8 == 15) && a3 == 1)) || (((((a29 <= 384312 && 307 <= a23) && a8 == 15) && a25 == 12) && a3 == 1) && a4 == 1)) || ((((a25 <= 10 && a8 == 15) && a29 <= 245) && a3 == 1) && a4 == 1)) || (((((a25 == 10 && a8 == 15) && 214883 <= a29) && a23 + 43 <= 0) && a4 == 1) && a3 == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 284 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 57.5s, OverallIterations: 22, TraceHistogramMax: 6, AutomataDifference: 45.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 12.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 3756 SDtfs, 5156 SDslu, 637 SDs, 0 SdLazy, 18465 SolverSat, 3021 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 30.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 308 GetRequests, 268 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=14416occurred in iteration=14, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 3.0s AutomataMinimizationTime, 22 MinimizatonAttempts, 25924 StatesRemovedByMinimization, 19 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 175 NumberOfFragments, 791 HoareAnnotationTreeSize, 3 FomulaSimplifications, 122264 FormulaSimplificationTreeSizeReduction, 3.2s HoareSimplificationTime, 3 FomulaSimplificationsInter, 115744 FormulaSimplificationTreeSizeReductionInter, 9.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 3.4s InterpolantComputationTime, 6686 NumberOfCodeBlocks, 6686 NumberOfCodeBlocksAsserted, 23 NumberOfCheckSat, 6663 ConstructedInterpolants, 1 QuantifiedInterpolants, 6058321 SizeOfPredicates, 6 NumberOfNonLiveVariables, 364 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 23 InterpolantComputations, 21 PerfectInterpolantSequences, 6722/6785 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...