./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem10_label45.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9a8b2e8d 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_1.3.100.v20150511-1540.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/Problem10_label45.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 318507de920b30145c85b4410b0e418878391593 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-9a8b2e8 [2020-10-19 23:10:31,264 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-19 23:10:31,266 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-19 23:10:31,290 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-19 23:10:31,290 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-19 23:10:31,292 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-19 23:10:31,293 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-19 23:10:31,295 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-19 23:10:31,296 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-19 23:10:31,304 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-19 23:10:31,305 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-19 23:10:31,307 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-19 23:10:31,307 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-19 23:10:31,308 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-19 23:10:31,309 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-19 23:10:31,310 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-19 23:10:31,311 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-19 23:10:31,312 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-19 23:10:31,313 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-19 23:10:31,315 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-19 23:10:31,317 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-19 23:10:31,318 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-19 23:10:31,319 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-19 23:10:31,320 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-19 23:10:31,323 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-19 23:10:31,323 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-19 23:10:31,323 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-19 23:10:31,324 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-19 23:10:31,324 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-19 23:10:31,325 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-19 23:10:31,326 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-19 23:10:31,326 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-19 23:10:31,327 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-19 23:10:31,328 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-19 23:10:31,329 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-19 23:10:31,329 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-19 23:10:31,330 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-19 23:10:31,330 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-19 23:10:31,331 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-19 23:10:31,332 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-19 23:10:31,332 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-19 23:10:31,333 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-19 23:10:31,374 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-19 23:10:31,374 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-19 23:10:31,376 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-19 23:10:31,377 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-19 23:10:31,380 INFO L138 SettingsManager]: * Use SBE=true [2020-10-19 23:10:31,380 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-19 23:10:31,381 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-19 23:10:31,381 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-19 23:10:31,381 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-19 23:10:31,381 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-19 23:10:31,382 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-19 23:10:31,382 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-19 23:10:31,382 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-19 23:10:31,382 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-19 23:10:31,383 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-19 23:10:31,383 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-19 23:10:31,385 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-19 23:10:31,385 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-19 23:10:31,386 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-19 23:10:31,386 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-19 23:10:31,386 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-19 23:10:31,386 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-19 23:10:31,387 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-19 23:10:31,387 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-19 23:10:31,388 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-19 23:10:31,389 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-19 23:10:31,389 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-19 23:10:31,389 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-19 23:10:31,389 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-19 23:10:31,390 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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 -> 318507de920b30145c85b4410b0e418878391593 [2020-10-19 23:10:31,605 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-19 23:10:31,615 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-19 23:10:31,625 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-19 23:10:31,626 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-19 23:10:31,628 INFO L275 PluginConnector]: CDTParser initialized [2020-10-19 23:10:31,629 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label45.c [2020-10-19 23:10:31,698 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/547e0703d/d0437966567949fe98f5f6353747706e/FLAG2f6b4b7d3 [2020-10-19 23:10:32,260 INFO L306 CDTParser]: Found 1 translation units. [2020-10-19 23:10:32,261 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label45.c [2020-10-19 23:10:32,276 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/547e0703d/d0437966567949fe98f5f6353747706e/FLAG2f6b4b7d3 [2020-10-19 23:10:32,526 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/547e0703d/d0437966567949fe98f5f6353747706e [2020-10-19 23:10:32,530 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-19 23:10:32,536 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-19 23:10:32,537 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-19 23:10:32,537 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-19 23:10:32,541 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-19 23:10:32,542 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 11:10:32" (1/1) ... [2020-10-19 23:10:32,545 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1319995b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:10:32, skipping insertion in model container [2020-10-19 23:10:32,545 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 11:10:32" (1/1) ... [2020-10-19 23:10:32,554 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-19 23:10:32,597 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-19 23:10:33,104 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-19 23:10:33,119 INFO L203 MainTranslator]: Completed pre-run [2020-10-19 23:10:33,224 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-19 23:10:33,251 INFO L208 MainTranslator]: Completed translation [2020-10-19 23:10:33,251 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:10:33 WrapperNode [2020-10-19 23:10:33,251 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-19 23:10:33,252 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-19 23:10:33,252 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-19 23:10:33,253 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-19 23:10:33,263 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:10:33" (1/1) ... [2020-10-19 23:10:33,286 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:10:33" (1/1) ... [2020-10-19 23:10:33,358 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-19 23:10:33,358 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-19 23:10:33,359 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-19 23:10:33,359 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-19 23:10:33,369 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:10:33" (1/1) ... [2020-10-19 23:10:33,370 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:10:33" (1/1) ... [2020-10-19 23:10:33,377 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:10:33" (1/1) ... [2020-10-19 23:10:33,378 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:10:33" (1/1) ... [2020-10-19 23:10:33,422 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:10:33" (1/1) ... [2020-10-19 23:10:33,434 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:10:33" (1/1) ... [2020-10-19 23:10:33,455 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:10:33" (1/1) ... [2020-10-19 23:10:33,479 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-19 23:10:33,480 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-19 23:10:33,480 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-19 23:10:33,480 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-19 23:10:33,481 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:10:33" (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 [2020-10-19 23:10:33,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-19 23:10:33,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-19 23:10:33,553 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-19 23:10:33,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-19 23:10:34,937 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-19 23:10:34,938 INFO L298 CfgBuilder]: Removed 9 assume(true) statements. [2020-10-19 23:10:34,940 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 11:10:34 BoogieIcfgContainer [2020-10-19 23:10:34,940 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-19 23:10:34,942 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-19 23:10:34,942 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-19 23:10:34,946 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-19 23:10:34,946 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.10 11:10:32" (1/3) ... [2020-10-19 23:10:34,947 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7571812e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.10 11:10:34, skipping insertion in model container [2020-10-19 23:10:34,948 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:10:33" (2/3) ... [2020-10-19 23:10:34,948 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7571812e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.10 11:10:34, skipping insertion in model container [2020-10-19 23:10:34,949 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 11:10:34" (3/3) ... [2020-10-19 23:10:34,951 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem10_label45.c [2020-10-19 23:10:34,964 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-19 23:10:34,973 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-19 23:10:34,989 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-19 23:10:35,017 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-19 23:10:35,017 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-19 23:10:35,018 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-19 23:10:35,018 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-19 23:10:35,018 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-19 23:10:35,019 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-19 23:10:35,019 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-19 23:10:35,019 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-19 23:10:35,042 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states. [2020-10-19 23:10:35,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-10-19 23:10:35,051 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:10:35,052 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 23:10:35,053 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:10:35,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:10:35,060 INFO L82 PathProgramCache]: Analyzing trace with hash 323974986, now seen corresponding path program 1 times [2020-10-19 23:10:35,071 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:10:35,071 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [25218315] [2020-10-19 23:10:35,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:10:35,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:10:35,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 23:10:35,505 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [25218315] [2020-10-19 23:10:35,506 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:10:35,506 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-19 23:10:35,507 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [370299406] [2020-10-19 23:10:35,512 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:10:35,513 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:10:35,528 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:10:35,529 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:10:35,531 INFO L87 Difference]: Start difference. First operand 207 states. Second operand 3 states. [2020-10-19 23:10:36,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:10:36,535 INFO L93 Difference]: Finished difference Result 553 states and 967 transitions. [2020-10-19 23:10:36,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:10:36,538 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 38 [2020-10-19 23:10:36,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:10:36,566 INFO L225 Difference]: With dead ends: 553 [2020-10-19 23:10:36,566 INFO L226 Difference]: Without dead ends: 282 [2020-10-19 23:10:36,575 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 [2020-10-19 23:10:36,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 282 states. [2020-10-19 23:10:36,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 282 to 282. [2020-10-19 23:10:36,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 282 states. [2020-10-19 23:10:36,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 377 transitions. [2020-10-19 23:10:36,667 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 377 transitions. Word has length 38 [2020-10-19 23:10:36,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:10:36,667 INFO L481 AbstractCegarLoop]: Abstraction has 282 states and 377 transitions. [2020-10-19 23:10:36,668 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:10:36,668 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 377 transitions. [2020-10-19 23:10:36,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2020-10-19 23:10:36,672 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:10:36,672 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 23:10:36,672 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-19 23:10:36,673 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:10:36,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:10:36,673 INFO L82 PathProgramCache]: Analyzing trace with hash 1689717238, now seen corresponding path program 1 times [2020-10-19 23:10:36,673 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:10:36,674 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1993742675] [2020-10-19 23:10:36,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:10:36,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:10:36,874 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 23:10:36,875 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1993742675] [2020-10-19 23:10:36,875 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:10:36,875 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 23:10:36,876 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [559131048] [2020-10-19 23:10:36,879 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:10:36,879 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:10:36,880 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:10:36,880 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:10:36,880 INFO L87 Difference]: Start difference. First operand 282 states and 377 transitions. Second operand 3 states. [2020-10-19 23:10:37,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:10:37,570 INFO L93 Difference]: Finished difference Result 701 states and 967 transitions. [2020-10-19 23:10:37,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:10:37,571 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 104 [2020-10-19 23:10:37,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:10:37,574 INFO L225 Difference]: With dead ends: 701 [2020-10-19 23:10:37,575 INFO L226 Difference]: Without dead ends: 421 [2020-10-19 23:10:37,576 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 [2020-10-19 23:10:37,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 421 states. [2020-10-19 23:10:37,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 421 to 421. [2020-10-19 23:10:37,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 421 states. [2020-10-19 23:10:37,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 421 states and 526 transitions. [2020-10-19 23:10:37,597 INFO L78 Accepts]: Start accepts. Automaton has 421 states and 526 transitions. Word has length 104 [2020-10-19 23:10:37,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:10:37,598 INFO L481 AbstractCegarLoop]: Abstraction has 421 states and 526 transitions. [2020-10-19 23:10:37,598 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:10:37,598 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 526 transitions. [2020-10-19 23:10:37,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2020-10-19 23:10:37,601 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:10:37,601 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 23:10:37,602 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-19 23:10:37,602 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:10:37,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:10:37,602 INFO L82 PathProgramCache]: Analyzing trace with hash -95106613, now seen corresponding path program 1 times [2020-10-19 23:10:37,602 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:10:37,603 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [347361806] [2020-10-19 23:10:37,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:10:37,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:10:37,754 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 23:10:37,755 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [347361806] [2020-10-19 23:10:37,763 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:10:37,763 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-19 23:10:37,764 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [579284352] [2020-10-19 23:10:37,764 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:10:37,765 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:10:37,765 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:10:37,765 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:10:37,766 INFO L87 Difference]: Start difference. First operand 421 states and 526 transitions. Second operand 3 states. [2020-10-19 23:10:38,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:10:38,410 INFO L93 Difference]: Finished difference Result 979 states and 1209 transitions. [2020-10-19 23:10:38,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:10:38,411 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 111 [2020-10-19 23:10:38,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:10:38,415 INFO L225 Difference]: With dead ends: 979 [2020-10-19 23:10:38,416 INFO L226 Difference]: Without dead ends: 560 [2020-10-19 23:10:38,417 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 [2020-10-19 23:10:38,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 560 states. [2020-10-19 23:10:38,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 560 to 560. [2020-10-19 23:10:38,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 560 states. [2020-10-19 23:10:38,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 560 states and 675 transitions. [2020-10-19 23:10:38,447 INFO L78 Accepts]: Start accepts. Automaton has 560 states and 675 transitions. Word has length 111 [2020-10-19 23:10:38,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:10:38,448 INFO L481 AbstractCegarLoop]: Abstraction has 560 states and 675 transitions. [2020-10-19 23:10:38,448 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:10:38,448 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 675 transitions. [2020-10-19 23:10:38,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2020-10-19 23:10:38,458 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:10:38,458 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 23:10:38,458 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-19 23:10:38,458 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:10:38,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:10:38,459 INFO L82 PathProgramCache]: Analyzing trace with hash 785951686, now seen corresponding path program 1 times [2020-10-19 23:10:38,460 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:10:38,460 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1261484553] [2020-10-19 23:10:38,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:10:38,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:10:38,653 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 23:10:38,654 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1261484553] [2020-10-19 23:10:38,654 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:10:38,654 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 23:10:38,655 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [281185941] [2020-10-19 23:10:38,655 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-19 23:10:38,656 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:10:38,656 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-19 23:10:38,656 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-19 23:10:38,656 INFO L87 Difference]: Start difference. First operand 560 states and 675 transitions. Second operand 4 states. [2020-10-19 23:10:39,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:10:39,554 INFO L93 Difference]: Finished difference Result 1415 states and 1741 transitions. [2020-10-19 23:10:39,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-19 23:10:39,555 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 113 [2020-10-19 23:10:39,555 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:10:39,560 INFO L225 Difference]: With dead ends: 1415 [2020-10-19 23:10:39,560 INFO L226 Difference]: Without dead ends: 977 [2020-10-19 23:10:39,573 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 [2020-10-19 23:10:39,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 977 states. [2020-10-19 23:10:39,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 977 to 977. [2020-10-19 23:10:39,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 977 states. [2020-10-19 23:10:39,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 977 states and 1195 transitions. [2020-10-19 23:10:39,595 INFO L78 Accepts]: Start accepts. Automaton has 977 states and 1195 transitions. Word has length 113 [2020-10-19 23:10:39,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:10:39,595 INFO L481 AbstractCegarLoop]: Abstraction has 977 states and 1195 transitions. [2020-10-19 23:10:39,595 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-19 23:10:39,595 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1195 transitions. [2020-10-19 23:10:39,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2020-10-19 23:10:39,597 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:10:39,598 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 23:10:39,598 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-19 23:10:39,598 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:10:39,598 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:10:39,599 INFO L82 PathProgramCache]: Analyzing trace with hash -282653794, now seen corresponding path program 1 times [2020-10-19 23:10:39,599 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:10:39,599 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [797560467] [2020-10-19 23:10:39,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:10:39,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:10:39,692 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 23:10:39,693 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [797560467] [2020-10-19 23:10:39,693 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:10:39,693 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-19 23:10:39,694 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [852446325] [2020-10-19 23:10:39,694 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:10:39,694 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:10:39,695 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:10:39,695 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:10:39,695 INFO L87 Difference]: Start difference. First operand 977 states and 1195 transitions. Second operand 3 states. [2020-10-19 23:10:40,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:10:40,408 INFO L93 Difference]: Finished difference Result 2230 states and 2828 transitions. [2020-10-19 23:10:40,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:10:40,408 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 129 [2020-10-19 23:10:40,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:10:40,417 INFO L225 Difference]: With dead ends: 2230 [2020-10-19 23:10:40,418 INFO L226 Difference]: Without dead ends: 1394 [2020-10-19 23:10:40,419 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 [2020-10-19 23:10:40,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1394 states. [2020-10-19 23:10:40,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1394 to 1394. [2020-10-19 23:10:40,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1394 states. [2020-10-19 23:10:40,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1394 states to 1394 states and 1708 transitions. [2020-10-19 23:10:40,453 INFO L78 Accepts]: Start accepts. Automaton has 1394 states and 1708 transitions. Word has length 129 [2020-10-19 23:10:40,453 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:10:40,453 INFO L481 AbstractCegarLoop]: Abstraction has 1394 states and 1708 transitions. [2020-10-19 23:10:40,454 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:10:40,454 INFO L276 IsEmpty]: Start isEmpty. Operand 1394 states and 1708 transitions. [2020-10-19 23:10:40,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2020-10-19 23:10:40,456 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:10:40,456 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 23:10:40,456 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-19 23:10:40,457 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:10:40,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:10:40,457 INFO L82 PathProgramCache]: Analyzing trace with hash 747457388, now seen corresponding path program 1 times [2020-10-19 23:10:40,457 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:10:40,457 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [770434133] [2020-10-19 23:10:40,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:10:40,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:10:40,700 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 23:10:40,700 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [770434133] [2020-10-19 23:10:40,700 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1646280919] [2020-10-19 23:10:40,701 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 [2020-10-19 23:10:40,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:10:40,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 2 conjunts are in the unsatisfiable core [2020-10-19 23:10:40,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 23:10:40,954 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2020-10-19 23:10:40,955 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-10-19 23:10:40,956 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [3] total 4 [2020-10-19 23:10:40,958 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1202301480] [2020-10-19 23:10:40,959 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:10:40,959 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:10:40,959 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:10:40,959 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-19 23:10:40,960 INFO L87 Difference]: Start difference. First operand 1394 states and 1708 transitions. Second operand 3 states. [2020-10-19 23:10:41,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:10:41,590 INFO L93 Difference]: Finished difference Result 2230 states and 2683 transitions. [2020-10-19 23:10:41,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:10:41,591 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 149 [2020-10-19 23:10:41,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:10:41,611 INFO L225 Difference]: With dead ends: 2230 [2020-10-19 23:10:41,611 INFO L226 Difference]: Without dead ends: 2228 [2020-10-19 23:10:41,613 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-19 23:10:41,615 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2228 states. [2020-10-19 23:10:41,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2228 to 1672. [2020-10-19 23:10:41,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1672 states. [2020-10-19 23:10:41,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1672 states to 1672 states and 2083 transitions. [2020-10-19 23:10:41,682 INFO L78 Accepts]: Start accepts. Automaton has 1672 states and 2083 transitions. Word has length 149 [2020-10-19 23:10:41,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:10:41,683 INFO L481 AbstractCegarLoop]: Abstraction has 1672 states and 2083 transitions. [2020-10-19 23:10:41,683 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:10:41,683 INFO L276 IsEmpty]: Start isEmpty. Operand 1672 states and 2083 transitions. [2020-10-19 23:10:41,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2020-10-19 23:10:41,689 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:10:41,689 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-19 23:10:41,903 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2020-10-19 23:10:41,904 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:10:41,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:10:41,904 INFO L82 PathProgramCache]: Analyzing trace with hash 486876218, now seen corresponding path program 1 times [2020-10-19 23:10:41,904 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:10:41,905 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1404026108] [2020-10-19 23:10:41,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:10:41,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:10:42,046 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 148 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 23:10:42,047 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1404026108] [2020-10-19 23:10:42,047 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:10:42,047 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 23:10:42,047 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1928307962] [2020-10-19 23:10:42,048 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:10:42,048 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:10:42,048 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:10:42,049 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:10:42,049 INFO L87 Difference]: Start difference. First operand 1672 states and 2083 transitions. Second operand 3 states. [2020-10-19 23:10:42,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:10:42,892 INFO L93 Difference]: Finished difference Result 3759 states and 4777 transitions. [2020-10-19 23:10:42,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:10:42,893 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 227 [2020-10-19 23:10:42,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:10:42,903 INFO L225 Difference]: With dead ends: 3759 [2020-10-19 23:10:42,903 INFO L226 Difference]: Without dead ends: 2228 [2020-10-19 23:10:42,906 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 [2020-10-19 23:10:42,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2228 states. [2020-10-19 23:10:42,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2228 to 1811. [2020-10-19 23:10:42,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1811 states. [2020-10-19 23:10:42,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1811 states to 1811 states and 2139 transitions. [2020-10-19 23:10:42,947 INFO L78 Accepts]: Start accepts. Automaton has 1811 states and 2139 transitions. Word has length 227 [2020-10-19 23:10:42,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:10:42,948 INFO L481 AbstractCegarLoop]: Abstraction has 1811 states and 2139 transitions. [2020-10-19 23:10:42,948 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:10:42,948 INFO L276 IsEmpty]: Start isEmpty. Operand 1811 states and 2139 transitions. [2020-10-19 23:10:42,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2020-10-19 23:10:42,953 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:10:42,953 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-19 23:10:42,953 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-19 23:10:42,954 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:10:42,954 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:10:42,954 INFO L82 PathProgramCache]: Analyzing trace with hash 1938566806, now seen corresponding path program 1 times [2020-10-19 23:10:42,954 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:10:42,954 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [174206096] [2020-10-19 23:10:42,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:10:42,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:10:43,648 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 228 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 23:10:43,649 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [174206096] [2020-10-19 23:10:43,649 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1008860121] [2020-10-19 23:10:43,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-19 23:10:43,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:10:43,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 11 conjunts are in the unsatisfiable core [2020-10-19 23:10:43,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 23:10:43,910 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-19 23:10:43,927 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-19 23:10:43,979 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-19 23:10:44,885 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 125 proven. 122 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2020-10-19 23:10:44,885 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-19 23:10:44,886 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 9 [2020-10-19 23:10:44,886 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [519150109] [2020-10-19 23:10:44,887 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-19 23:10:44,887 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:10:44,887 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-19 23:10:44,888 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2020-10-19 23:10:44,888 INFO L87 Difference]: Start difference. First operand 1811 states and 2139 transitions. Second operand 10 states. [2020-10-19 23:10:49,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:10:49,993 INFO L93 Difference]: Finished difference Result 6880 states and 8067 transitions. [2020-10-19 23:10:49,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-19 23:10:49,994 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 261 [2020-10-19 23:10:49,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:10:50,016 INFO L225 Difference]: With dead ends: 6880 [2020-10-19 23:10:50,017 INFO L226 Difference]: Without dead ends: 5210 [2020-10-19 23:10:50,020 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 275 GetRequests, 257 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=130, Invalid=250, Unknown=0, NotChecked=0, Total=380 [2020-10-19 23:10:50,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5210 states. [2020-10-19 23:10:50,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5210 to 2784. [2020-10-19 23:10:50,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2784 states. [2020-10-19 23:10:50,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2784 states to 2784 states and 3278 transitions. [2020-10-19 23:10:50,089 INFO L78 Accepts]: Start accepts. Automaton has 2784 states and 3278 transitions. Word has length 261 [2020-10-19 23:10:50,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:10:50,090 INFO L481 AbstractCegarLoop]: Abstraction has 2784 states and 3278 transitions. [2020-10-19 23:10:50,090 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-19 23:10:50,090 INFO L276 IsEmpty]: Start isEmpty. Operand 2784 states and 3278 transitions. [2020-10-19 23:10:50,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2020-10-19 23:10:50,096 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:10:50,096 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-19 23:10:50,310 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-19 23:10:50,310 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:10:50,311 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:10:50,311 INFO L82 PathProgramCache]: Analyzing trace with hash -164127927, now seen corresponding path program 1 times [2020-10-19 23:10:50,311 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:10:50,312 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1425612614] [2020-10-19 23:10:50,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:10:50,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:10:50,727 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 77 proven. 104 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 23:10:50,729 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1425612614] [2020-10-19 23:10:50,729 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1586636471] [2020-10-19 23:10:50,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-19 23:10:50,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:10:50,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 407 conjuncts, 2 conjunts are in the unsatisfiable core [2020-10-19 23:10:50,825 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 23:10:50,904 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2020-10-19 23:10:50,904 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-10-19 23:10:50,904 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2020-10-19 23:10:50,905 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1876687862] [2020-10-19 23:10:50,905 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:10:50,905 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:10:50,906 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:10:50,906 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-19 23:10:50,906 INFO L87 Difference]: Start difference. First operand 2784 states and 3278 transitions. Second operand 3 states. [2020-10-19 23:10:51,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:10:51,635 INFO L93 Difference]: Finished difference Result 5983 states and 7141 transitions. [2020-10-19 23:10:51,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:10:51,636 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 286 [2020-10-19 23:10:51,637 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:10:51,649 INFO L225 Difference]: With dead ends: 5983 [2020-10-19 23:10:51,649 INFO L226 Difference]: Without dead ends: 3340 [2020-10-19 23:10:51,653 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 290 GetRequests, 286 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-19 23:10:51,656 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3340 states. [2020-10-19 23:10:51,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3340 to 2784. [2020-10-19 23:10:51,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2784 states. [2020-10-19 23:10:51,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2784 states to 2784 states and 3202 transitions. [2020-10-19 23:10:51,707 INFO L78 Accepts]: Start accepts. Automaton has 2784 states and 3202 transitions. Word has length 286 [2020-10-19 23:10:51,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:10:51,708 INFO L481 AbstractCegarLoop]: Abstraction has 2784 states and 3202 transitions. [2020-10-19 23:10:51,708 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:10:51,708 INFO L276 IsEmpty]: Start isEmpty. Operand 2784 states and 3202 transitions. [2020-10-19 23:10:51,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2020-10-19 23:10:51,715 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:10:51,716 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 23:10:51,929 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-19 23:10:51,930 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:10:51,930 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:10:51,931 INFO L82 PathProgramCache]: Analyzing trace with hash -2025529865, now seen corresponding path program 1 times [2020-10-19 23:10:51,931 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:10:51,932 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [603137764] [2020-10-19 23:10:51,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:10:51,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:10:52,153 INFO L134 CoverageAnalysis]: Checked inductivity of 329 backedges. 257 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2020-10-19 23:10:52,153 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [603137764] [2020-10-19 23:10:52,154 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:10:52,154 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 23:10:52,154 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [474581652] [2020-10-19 23:10:52,155 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:10:52,155 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:10:52,155 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:10:52,156 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:10:52,156 INFO L87 Difference]: Start difference. First operand 2784 states and 3202 transitions. Second operand 3 states. [2020-10-19 23:10:52,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:10:52,807 INFO L93 Difference]: Finished difference Result 5288 states and 6110 transitions. [2020-10-19 23:10:52,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:10:52,808 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 300 [2020-10-19 23:10:52,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:10:52,816 INFO L225 Difference]: With dead ends: 5288 [2020-10-19 23:10:52,816 INFO L226 Difference]: Without dead ends: 2645 [2020-10-19 23:10:52,820 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 [2020-10-19 23:10:52,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2645 states. [2020-10-19 23:10:52,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2645 to 2367. [2020-10-19 23:10:52,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2367 states. [2020-10-19 23:10:52,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2367 states to 2367 states and 2590 transitions. [2020-10-19 23:10:52,855 INFO L78 Accepts]: Start accepts. Automaton has 2367 states and 2590 transitions. Word has length 300 [2020-10-19 23:10:52,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:10:52,856 INFO L481 AbstractCegarLoop]: Abstraction has 2367 states and 2590 transitions. [2020-10-19 23:10:52,856 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:10:52,856 INFO L276 IsEmpty]: Start isEmpty. Operand 2367 states and 2590 transitions. [2020-10-19 23:10:52,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2020-10-19 23:10:52,863 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:10:52,863 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 23:10:52,863 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-19 23:10:52,863 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:10:52,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:10:52,864 INFO L82 PathProgramCache]: Analyzing trace with hash 1999424030, now seen corresponding path program 1 times [2020-10-19 23:10:52,864 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:10:52,864 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [715934166] [2020-10-19 23:10:52,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:10:52,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:10:53,047 INFO L134 CoverageAnalysis]: Checked inductivity of 344 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 237 trivial. 0 not checked. [2020-10-19 23:10:53,048 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [715934166] [2020-10-19 23:10:53,048 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:10:53,048 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 23:10:53,049 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [433476172] [2020-10-19 23:10:53,049 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:10:53,050 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:10:53,050 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:10:53,050 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:10:53,050 INFO L87 Difference]: Start difference. First operand 2367 states and 2590 transitions. Second operand 3 states. [2020-10-19 23:10:53,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:10:53,892 INFO L93 Difference]: Finished difference Result 5147 states and 5640 transitions. [2020-10-19 23:10:53,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:10:53,894 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 310 [2020-10-19 23:10:53,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:10:53,895 INFO L225 Difference]: With dead ends: 5147 [2020-10-19 23:10:53,896 INFO L226 Difference]: Without dead ends: 0 [2020-10-19 23:10:53,903 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 [2020-10-19 23:10:53,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-19 23:10:53,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-19 23:10:53,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-19 23:10:53,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-19 23:10:53,905 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 310 [2020-10-19 23:10:53,905 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:10:53,905 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-19 23:10:53,906 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:10:53,906 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-19 23:10:53,906 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-19 23:10:53,906 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-19 23:10:53,910 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-19 23:10:54,063 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 83 [2020-10-19 23:10:54,551 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 50 [2020-10-19 23:10:54,818 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 50 [2020-10-19 23:10:54,824 INFO L274 CegarLoopResult]: For program point L531(lines 531 574) no Hoare annotation was computed. [2020-10-19 23:10:54,824 INFO L274 CegarLoopResult]: For program point L432(lines 432 574) no Hoare annotation was computed. [2020-10-19 23:10:54,824 INFO L274 CegarLoopResult]: For program point L267(lines 267 574) no Hoare annotation was computed. [2020-10-19 23:10:54,824 INFO L274 CegarLoopResult]: For program point L201(line 201) no Hoare annotation was computed. [2020-10-19 23:10:54,824 INFO L274 CegarLoopResult]: For program point L168(line 168) no Hoare annotation was computed. [2020-10-19 23:10:54,824 INFO L274 CegarLoopResult]: For program point L135(line 135) no Hoare annotation was computed. [2020-10-19 23:10:54,824 INFO L274 CegarLoopResult]: For program point L102(line 102) no Hoare annotation was computed. [2020-10-19 23:10:54,824 INFO L274 CegarLoopResult]: For program point L69(line 69) no Hoare annotation was computed. [2020-10-19 23:10:54,824 INFO L274 CegarLoopResult]: For program point L36(line 36) no Hoare annotation was computed. [2020-10-19 23:10:54,825 INFO L274 CegarLoopResult]: For program point L565(lines 565 574) no Hoare annotation was computed. [2020-10-19 23:10:54,825 INFO L274 CegarLoopResult]: For program point L400(lines 400 574) no Hoare annotation was computed. [2020-10-19 23:10:54,825 INFO L274 CegarLoopResult]: For program point L367(lines 367 574) no Hoare annotation was computed. [2020-10-19 23:10:54,825 INFO L274 CegarLoopResult]: For program point L4(line 4) no Hoare annotation was computed. [2020-10-19 23:10:54,825 INFO L274 CegarLoopResult]: For program point L467(lines 467 574) no Hoare annotation was computed. [2020-10-19 23:10:54,825 INFO L274 CegarLoopResult]: For program point L203-1(lines 22 576) no Hoare annotation was computed. [2020-10-19 23:10:54,825 INFO L274 CegarLoopResult]: For program point L170-1(lines 22 576) no Hoare annotation was computed. [2020-10-19 23:10:54,825 INFO L274 CegarLoopResult]: For program point L137-1(lines 22 576) no Hoare annotation was computed. [2020-10-19 23:10:54,825 INFO L274 CegarLoopResult]: For program point L104-1(lines 22 576) no Hoare annotation was computed. [2020-10-19 23:10:54,825 INFO L274 CegarLoopResult]: For program point L71-1(lines 22 576) no Hoare annotation was computed. [2020-10-19 23:10:54,825 INFO L274 CegarLoopResult]: For program point L38-1(lines 22 576) no Hoare annotation was computed. [2020-10-19 23:10:54,826 INFO L274 CegarLoopResult]: For program point L501(lines 501 574) no Hoare annotation was computed. [2020-10-19 23:10:54,826 INFO L274 CegarLoopResult]: For program point L303(lines 303 574) no Hoare annotation was computed. [2020-10-19 23:10:54,826 INFO L274 CegarLoopResult]: For program point L204(line 204) no Hoare annotation was computed. [2020-10-19 23:10:54,826 INFO L274 CegarLoopResult]: For program point L171(line 171) no Hoare annotation was computed. [2020-10-19 23:10:54,826 INFO L274 CegarLoopResult]: For program point L138(line 138) no Hoare annotation was computed. [2020-10-19 23:10:54,826 INFO L274 CegarLoopResult]: For program point L105(line 105) no Hoare annotation was computed. [2020-10-19 23:10:54,826 INFO L274 CegarLoopResult]: For program point L72(line 72) no Hoare annotation was computed. [2020-10-19 23:10:54,826 INFO L274 CegarLoopResult]: For program point L39(line 39) no Hoare annotation was computed. [2020-10-19 23:10:54,826 INFO L274 CegarLoopResult]: For program point L337(lines 337 574) no Hoare annotation was computed. [2020-10-19 23:10:54,826 INFO L274 CegarLoopResult]: For program point L238(lines 238 574) no Hoare annotation was computed. [2020-10-19 23:10:54,827 INFO L274 CegarLoopResult]: For program point L536(lines 536 574) no Hoare annotation was computed. [2020-10-19 23:10:54,827 INFO L274 CegarLoopResult]: For program point L173-1(lines 22 576) no Hoare annotation was computed. [2020-10-19 23:10:54,827 INFO L274 CegarLoopResult]: For program point L140-1(lines 22 576) no Hoare annotation was computed. [2020-10-19 23:10:54,827 INFO L274 CegarLoopResult]: For program point L107-1(lines 22 576) no Hoare annotation was computed. [2020-10-19 23:10:54,829 INFO L274 CegarLoopResult]: For program point L74-1(lines 22 576) no Hoare annotation was computed. [2020-10-19 23:10:54,829 INFO L274 CegarLoopResult]: For program point L41-1(lines 22 576) no Hoare annotation was computed. [2020-10-19 23:10:54,829 INFO L274 CegarLoopResult]: For program point L438(lines 438 574) no Hoare annotation was computed. [2020-10-19 23:10:54,829 INFO L274 CegarLoopResult]: For program point L405(lines 405 574) no Hoare annotation was computed. [2020-10-19 23:10:54,830 INFO L274 CegarLoopResult]: For program point L372(lines 372 574) no Hoare annotation was computed. [2020-10-19 23:10:54,830 INFO L274 CegarLoopResult]: For program point L273(lines 273 574) no Hoare annotation was computed. [2020-10-19 23:10:54,830 INFO L274 CegarLoopResult]: For program point L174(line 174) no Hoare annotation was computed. [2020-10-19 23:10:54,830 INFO L274 CegarLoopResult]: For program point L141(line 141) no Hoare annotation was computed. [2020-10-19 23:10:54,830 INFO L274 CegarLoopResult]: For program point L108(line 108) no Hoare annotation was computed. [2020-10-19 23:10:54,830 INFO L274 CegarLoopResult]: For program point L75(line 75) no Hoare annotation was computed. [2020-10-19 23:10:54,831 INFO L274 CegarLoopResult]: For program point L42(line 42) no Hoare annotation was computed. [2020-10-19 23:10:54,831 INFO L274 CegarLoopResult]: For program point L571(lines 571 574) no Hoare annotation was computed. [2020-10-19 23:10:54,831 INFO L274 CegarLoopResult]: For program point L241(lines 241 574) no Hoare annotation was computed. [2020-10-19 23:10:54,831 INFO L274 CegarLoopResult]: For program point L506(lines 506 574) no Hoare annotation was computed. [2020-10-19 23:10:54,831 INFO L274 CegarLoopResult]: For program point L473(lines 473 574) no Hoare annotation was computed. [2020-10-19 23:10:54,832 INFO L274 CegarLoopResult]: For program point L308(lines 308 574) no Hoare annotation was computed. [2020-10-19 23:10:54,832 INFO L274 CegarLoopResult]: For program point L176-1(lines 22 576) no Hoare annotation was computed. [2020-10-19 23:10:54,832 INFO L274 CegarLoopResult]: For program point L143-1(lines 22 576) no Hoare annotation was computed. [2020-10-19 23:10:54,832 INFO L274 CegarLoopResult]: For program point L110-1(lines 22 576) no Hoare annotation was computed. [2020-10-19 23:10:54,832 INFO L274 CegarLoopResult]: For program point L77-1(lines 22 576) no Hoare annotation was computed. [2020-10-19 23:10:54,833 INFO L274 CegarLoopResult]: For program point L44-1(lines 22 576) no Hoare annotation was computed. [2020-10-19 23:10:54,833 INFO L274 CegarLoopResult]: For program point L342(lines 342 574) no Hoare annotation was computed. [2020-10-19 23:10:54,833 INFO L274 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2020-10-19 23:10:54,833 INFO L274 CegarLoopResult]: For program point L144(line 144) no Hoare annotation was computed. [2020-10-19 23:10:54,833 INFO L274 CegarLoopResult]: For program point L111(line 111) no Hoare annotation was computed. [2020-10-19 23:10:54,834 INFO L274 CegarLoopResult]: For program point L78(line 78) no Hoare annotation was computed. [2020-10-19 23:10:54,834 INFO L274 CegarLoopResult]: For program point L45(line 45) no Hoare annotation was computed. [2020-10-19 23:10:54,834 INFO L270 CegarLoopResult]: At program point L575(lines 22 576) the Hoare annotation is: (let ((.cse6 (= ~a10~0 3)) (.cse0 (= ~a10~0 1)) (.cse5 (< 0 (+ ~a1~0 13))) (.cse1 (= 14 ~a4~0)) (.cse2 (= ~a12~0 0)) (.cse4 (<= ~a19~0 9))) (or (and .cse0 .cse1 .cse2 (exists ((aux_div_aux_mod_v_~a1~0_340_19_30 Int) (v_prenex_1 Int)) (let ((.cse3 (* 5 aux_div_aux_mod_v_~a1~0_340_19_30))) (and (< 0 (+ .cse3 (* 5 v_prenex_1) 13)) (<= 0 .cse3) (< .cse3 5) (<= (+ v_prenex_1 331501) ~a1~0))))) (= ~a10~0 0) (and (= ~a10~0 2) .cse4) (and .cse5 .cse6 .cse1 .cse2 .cse4) (and .cse0 (<= 9 ~a19~0)) (and .cse6 .cse1 .cse2 (= ~a19~0 9)) (and .cse0 .cse5 (<= ~a19~0 7) .cse1 .cse2) (and (<= 4 ~a10~0) .cse4))) [2020-10-19 23:10:54,835 INFO L274 CegarLoopResult]: For program point L542(lines 542 574) no Hoare annotation was computed. [2020-10-19 23:10:54,835 INFO L274 CegarLoopResult]: For program point L410(lines 410 574) no Hoare annotation was computed. [2020-10-19 23:10:54,835 INFO L274 CegarLoopResult]: For program point L377(lines 377 574) no Hoare annotation was computed. [2020-10-19 23:10:54,835 INFO L274 CegarLoopResult]: For program point L212(lines 212 574) no Hoare annotation was computed. [2020-10-19 23:10:54,835 INFO L274 CegarLoopResult]: For program point L179-1(lines 22 576) no Hoare annotation was computed. [2020-10-19 23:10:54,835 INFO L274 CegarLoopResult]: For program point L146-1(lines 22 576) no Hoare annotation was computed. [2020-10-19 23:10:54,836 INFO L274 CegarLoopResult]: For program point L113-1(lines 22 576) no Hoare annotation was computed. [2020-10-19 23:10:54,836 INFO L274 CegarLoopResult]: For program point L80-1(lines 22 576) no Hoare annotation was computed. [2020-10-19 23:10:54,836 INFO L274 CegarLoopResult]: For program point L47-1(lines 22 576) no Hoare annotation was computed. [2020-10-19 23:10:54,836 INFO L274 CegarLoopResult]: For program point L444(lines 444 574) no Hoare annotation was computed. [2020-10-19 23:10:54,836 INFO L274 CegarLoopResult]: For program point L279(lines 279 574) no Hoare annotation was computed. [2020-10-19 23:10:54,837 INFO L274 CegarLoopResult]: For program point L246(lines 246 574) no Hoare annotation was computed. [2020-10-19 23:10:54,837 INFO L274 CegarLoopResult]: For program point L180(line 180) no Hoare annotation was computed. [2020-10-19 23:10:54,837 INFO L274 CegarLoopResult]: For program point L147(line 147) no Hoare annotation was computed. [2020-10-19 23:10:54,837 INFO L274 CegarLoopResult]: For program point L114(line 114) no Hoare annotation was computed. [2020-10-19 23:10:54,837 INFO L274 CegarLoopResult]: For program point L81(line 81) no Hoare annotation was computed. [2020-10-19 23:10:54,837 INFO L274 CegarLoopResult]: For program point L48(line 48) no Hoare annotation was computed. [2020-10-19 23:10:54,838 INFO L274 CegarLoopResult]: For program point L511(lines 511 574) no Hoare annotation was computed. [2020-10-19 23:10:54,838 INFO L274 CegarLoopResult]: For program point L478(lines 478 574) no Hoare annotation was computed. [2020-10-19 23:10:54,838 INFO L277 CegarLoopResult]: At program point L578(lines 578 594) the Hoare annotation is: true [2020-10-19 23:10:54,838 INFO L274 CegarLoopResult]: For program point L380(lines 380 574) no Hoare annotation was computed. [2020-10-19 23:10:54,838 INFO L274 CegarLoopResult]: For program point L347(lines 347 574) no Hoare annotation was computed. [2020-10-19 23:10:54,838 INFO L274 CegarLoopResult]: For program point L314(lines 314 574) no Hoare annotation was computed. [2020-10-19 23:10:54,839 INFO L274 CegarLoopResult]: For program point L182-1(lines 22 576) no Hoare annotation was computed. [2020-10-19 23:10:54,839 INFO L274 CegarLoopResult]: For program point L149-1(lines 22 576) no Hoare annotation was computed. [2020-10-19 23:10:54,839 INFO L274 CegarLoopResult]: For program point L116-1(lines 22 576) no Hoare annotation was computed. [2020-10-19 23:10:54,839 INFO L274 CegarLoopResult]: For program point L83-1(lines 22 576) no Hoare annotation was computed. [2020-10-19 23:10:54,839 INFO L274 CegarLoopResult]: For program point L50-1(lines 22 576) no Hoare annotation was computed. [2020-10-19 23:10:54,839 INFO L274 CegarLoopResult]: For program point L183(line 183) no Hoare annotation was computed. [2020-10-19 23:10:54,840 INFO L274 CegarLoopResult]: For program point L150(line 150) no Hoare annotation was computed. [2020-10-19 23:10:54,840 INFO L274 CegarLoopResult]: For program point L117(line 117) no Hoare annotation was computed. [2020-10-19 23:10:54,840 INFO L274 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-10-19 23:10:54,840 INFO L274 CegarLoopResult]: For program point L51(line 51) no Hoare annotation was computed. [2020-10-19 23:10:54,840 INFO L274 CegarLoopResult]: For program point L547(lines 547 574) no Hoare annotation was computed. [2020-10-19 23:10:54,840 INFO L274 CegarLoopResult]: For program point L217(lines 217 574) no Hoare annotation was computed. [2020-10-19 23:10:54,840 INFO L274 CegarLoopResult]: For program point L416(lines 416 574) no Hoare annotation was computed. [2020-10-19 23:10:54,841 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-10-19 23:10:54,841 INFO L274 CegarLoopResult]: For program point L251(lines 251 574) no Hoare annotation was computed. [2020-10-19 23:10:54,841 INFO L274 CegarLoopResult]: For program point L185-1(lines 22 576) no Hoare annotation was computed. [2020-10-19 23:10:54,841 INFO L274 CegarLoopResult]: For program point L152-1(lines 22 576) no Hoare annotation was computed. [2020-10-19 23:10:54,841 INFO L274 CegarLoopResult]: For program point L119-1(lines 22 576) no Hoare annotation was computed. [2020-10-19 23:10:54,841 INFO L274 CegarLoopResult]: For program point L86-1(lines 22 576) no Hoare annotation was computed. [2020-10-19 23:10:54,842 INFO L274 CegarLoopResult]: For program point L53-1(lines 22 576) no Hoare annotation was computed. [2020-10-19 23:10:54,842 INFO L274 CegarLoopResult]: For program point L516(lines 516 574) no Hoare annotation was computed. [2020-10-19 23:10:54,842 INFO L274 CegarLoopResult]: For program point L483(lines 483 574) no Hoare annotation was computed. [2020-10-19 23:10:54,842 INFO L274 CegarLoopResult]: For program point L450(lines 450 574) no Hoare annotation was computed. [2020-10-19 23:10:54,842 INFO L274 CegarLoopResult]: For program point L285(lines 285 574) no Hoare annotation was computed. [2020-10-19 23:10:54,842 INFO L274 CegarLoopResult]: For program point L186(line 186) no Hoare annotation was computed. [2020-10-19 23:10:54,843 INFO L274 CegarLoopResult]: For program point L153(line 153) no Hoare annotation was computed. [2020-10-19 23:10:54,843 INFO L274 CegarLoopResult]: For program point L120(line 120) no Hoare annotation was computed. [2020-10-19 23:10:54,843 INFO L274 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-10-19 23:10:54,843 INFO L274 CegarLoopResult]: For program point L54(line 54) no Hoare annotation was computed. [2020-10-19 23:10:54,843 INFO L274 CegarLoopResult]: For program point L550(lines 550 574) no Hoare annotation was computed. [2020-10-19 23:10:54,843 INFO L274 CegarLoopResult]: For program point L385(lines 385 574) no Hoare annotation was computed. [2020-10-19 23:10:54,844 INFO L274 CegarLoopResult]: For program point L319(lines 319 574) no Hoare annotation was computed. [2020-10-19 23:10:54,844 INFO L270 CegarLoopResult]: At program point L584-2(lines 584 593) the Hoare annotation is: (let ((.cse6 (= ~a10~0 3)) (.cse0 (= ~a10~0 1)) (.cse5 (< 0 (+ ~a1~0 13))) (.cse1 (= 14 ~a4~0)) (.cse2 (= ~a12~0 0)) (.cse4 (<= ~a19~0 9))) (or (and .cse0 .cse1 .cse2 (exists ((aux_div_aux_mod_v_~a1~0_340_19_30 Int) (v_prenex_1 Int)) (let ((.cse3 (* 5 aux_div_aux_mod_v_~a1~0_340_19_30))) (and (< 0 (+ .cse3 (* 5 v_prenex_1) 13)) (<= 0 .cse3) (< .cse3 5) (<= (+ v_prenex_1 331501) ~a1~0))))) (= ~a10~0 0) (and (= ~a10~0 2) .cse4) (and .cse5 .cse6 .cse1 .cse2 .cse4) (and .cse0 (<= 9 ~a19~0)) (and .cse6 .cse1 .cse2 (= ~a19~0 9)) (and .cse0 .cse5 (<= ~a19~0 7) .cse1 .cse2) (and (<= 4 ~a10~0) .cse4))) [2020-10-19 23:10:54,844 INFO L274 CegarLoopResult]: For program point L353(lines 353 574) no Hoare annotation was computed. [2020-10-19 23:10:54,845 INFO L274 CegarLoopResult]: For program point L188-1(lines 22 576) no Hoare annotation was computed. [2020-10-19 23:10:54,845 INFO L274 CegarLoopResult]: For program point L155-1(lines 22 576) no Hoare annotation was computed. [2020-10-19 23:10:54,845 INFO L274 CegarLoopResult]: For program point L122-1(lines 22 576) no Hoare annotation was computed. [2020-10-19 23:10:54,845 INFO L274 CegarLoopResult]: For program point L89-1(lines 22 576) no Hoare annotation was computed. [2020-10-19 23:10:54,845 INFO L274 CegarLoopResult]: For program point L23(lines 23 25) no Hoare annotation was computed. [2020-10-19 23:10:54,845 INFO L274 CegarLoopResult]: For program point L56-1(lines 22 576) no Hoare annotation was computed. [2020-10-19 23:10:54,845 INFO L274 CegarLoopResult]: For program point L23-2(lines 22 576) no Hoare annotation was computed. [2020-10-19 23:10:54,846 INFO L274 CegarLoopResult]: For program point L519(lines 519 574) no Hoare annotation was computed. [2020-10-19 23:10:54,846 INFO L274 CegarLoopResult]: For program point L288(lines 288 574) no Hoare annotation was computed. [2020-10-19 23:10:54,846 INFO L274 CegarLoopResult]: For program point L222(lines 222 574) no Hoare annotation was computed. [2020-10-19 23:10:54,846 INFO L274 CegarLoopResult]: For program point L189(line 189) no Hoare annotation was computed. [2020-10-19 23:10:54,846 INFO L274 CegarLoopResult]: For program point L156(line 156) no Hoare annotation was computed. [2020-10-19 23:10:54,846 INFO L274 CegarLoopResult]: For program point L123(line 123) no Hoare annotation was computed. [2020-10-19 23:10:54,847 INFO L274 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-10-19 23:10:54,847 INFO L274 CegarLoopResult]: For program point L57(line 57) no Hoare annotation was computed. [2020-10-19 23:10:54,847 INFO L274 CegarLoopResult]: For program point L24(line 24) no Hoare annotation was computed. [2020-10-19 23:10:54,847 INFO L274 CegarLoopResult]: For program point L421(lines 421 574) no Hoare annotation was computed. [2020-10-19 23:10:54,847 INFO L274 CegarLoopResult]: For program point L322(lines 322 574) no Hoare annotation was computed. [2020-10-19 23:10:54,847 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-19 23:10:54,848 INFO L274 CegarLoopResult]: For program point L256(lines 256 574) no Hoare annotation was computed. [2020-10-19 23:10:54,848 INFO L274 CegarLoopResult]: For program point L356(lines 356 574) no Hoare annotation was computed. [2020-10-19 23:10:54,848 INFO L274 CegarLoopResult]: For program point L191-1(lines 22 576) no Hoare annotation was computed. [2020-10-19 23:10:54,848 INFO L274 CegarLoopResult]: For program point L158-1(lines 22 576) no Hoare annotation was computed. [2020-10-19 23:10:54,848 INFO L274 CegarLoopResult]: For program point L125-1(lines 22 576) no Hoare annotation was computed. [2020-10-19 23:10:54,848 INFO L274 CegarLoopResult]: For program point L92-1(lines 22 576) no Hoare annotation was computed. [2020-10-19 23:10:54,848 INFO L274 CegarLoopResult]: For program point L59-1(lines 22 576) no Hoare annotation was computed. [2020-10-19 23:10:54,849 INFO L274 CegarLoopResult]: For program point L26-1(lines 22 576) no Hoare annotation was computed. [2020-10-19 23:10:54,849 INFO L274 CegarLoopResult]: For program point L489(lines 489 574) no Hoare annotation was computed. [2020-10-19 23:10:54,849 INFO L274 CegarLoopResult]: For program point L456(lines 456 574) no Hoare annotation was computed. [2020-10-19 23:10:54,849 INFO L274 CegarLoopResult]: For program point L390(lines 390 574) no Hoare annotation was computed. [2020-10-19 23:10:54,849 INFO L274 CegarLoopResult]: For program point L192(line 192) no Hoare annotation was computed. [2020-10-19 23:10:54,849 INFO L274 CegarLoopResult]: For program point L159(line 159) no Hoare annotation was computed. [2020-10-19 23:10:54,850 INFO L274 CegarLoopResult]: For program point L126(line 126) no Hoare annotation was computed. [2020-10-19 23:10:54,850 INFO L274 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-10-19 23:10:54,850 INFO L274 CegarLoopResult]: For program point L60(line 60) no Hoare annotation was computed. [2020-10-19 23:10:54,850 INFO L274 CegarLoopResult]: For program point L27(line 27) no Hoare annotation was computed. [2020-10-19 23:10:54,850 INFO L274 CegarLoopResult]: For program point L589(line 589) no Hoare annotation was computed. [2020-10-19 23:10:54,851 INFO L274 CegarLoopResult]: For program point L556(lines 556 574) no Hoare annotation was computed. [2020-10-19 23:10:54,851 INFO L274 CegarLoopResult]: For program point L325(lines 325 574) no Hoare annotation was computed. [2020-10-19 23:10:54,851 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-19 23:10:54,851 INFO L274 CegarLoopResult]: For program point L359(lines 359 574) no Hoare annotation was computed. [2020-10-19 23:10:54,851 INFO L274 CegarLoopResult]: For program point L293(lines 293 574) no Hoare annotation was computed. [2020-10-19 23:10:54,851 INFO L274 CegarLoopResult]: For program point L227(lines 227 574) no Hoare annotation was computed. [2020-10-19 23:10:54,852 INFO L274 CegarLoopResult]: For program point L194-1(lines 22 576) no Hoare annotation was computed. [2020-10-19 23:10:54,852 INFO L274 CegarLoopResult]: For program point L161-1(lines 22 576) no Hoare annotation was computed. [2020-10-19 23:10:54,852 INFO L274 CegarLoopResult]: For program point L128-1(lines 22 576) no Hoare annotation was computed. [2020-10-19 23:10:54,852 INFO L274 CegarLoopResult]: For program point L95-1(lines 22 576) no Hoare annotation was computed. [2020-10-19 23:10:54,852 INFO L274 CegarLoopResult]: For program point L62-1(lines 22 576) no Hoare annotation was computed. [2020-10-19 23:10:54,852 INFO L274 CegarLoopResult]: For program point L29-1(lines 22 576) no Hoare annotation was computed. [2020-10-19 23:10:54,853 INFO L274 CegarLoopResult]: For program point L525(lines 525 574) no Hoare annotation was computed. [2020-10-19 23:10:54,853 INFO L274 CegarLoopResult]: For program point L195(line 195) no Hoare annotation was computed. [2020-10-19 23:10:54,853 INFO L274 CegarLoopResult]: For program point L162(line 162) no Hoare annotation was computed. [2020-10-19 23:10:54,853 INFO L274 CegarLoopResult]: For program point L129(line 129) no Hoare annotation was computed. [2020-10-19 23:10:54,853 INFO L274 CegarLoopResult]: For program point L96(line 96) no Hoare annotation was computed. [2020-10-19 23:10:54,853 INFO L274 CegarLoopResult]: For program point L63(line 63) no Hoare annotation was computed. [2020-10-19 23:10:54,854 INFO L274 CegarLoopResult]: For program point L30(line 30) no Hoare annotation was computed. [2020-10-19 23:10:54,854 INFO L274 CegarLoopResult]: For program point L559(lines 559 574) no Hoare annotation was computed. [2020-10-19 23:10:54,854 INFO L274 CegarLoopResult]: For program point L427(lines 427 574) no Hoare annotation was computed. [2020-10-19 23:10:54,854 INFO L274 CegarLoopResult]: For program point L328(lines 328 574) no Hoare annotation was computed. [2020-10-19 23:10:54,854 INFO L274 CegarLoopResult]: For program point L262(lines 262 574) no Hoare annotation was computed. [2020-10-19 23:10:54,854 INFO L274 CegarLoopResult]: For program point L395(lines 395 574) no Hoare annotation was computed. [2020-10-19 23:10:54,854 INFO L274 CegarLoopResult]: For program point L362(lines 362 574) no Hoare annotation was computed. [2020-10-19 23:10:54,855 INFO L274 CegarLoopResult]: For program point L197-1(lines 22 576) no Hoare annotation was computed. [2020-10-19 23:10:54,855 INFO L274 CegarLoopResult]: For program point L164-1(lines 22 576) no Hoare annotation was computed. [2020-10-19 23:10:54,855 INFO L274 CegarLoopResult]: For program point L131-1(lines 22 576) no Hoare annotation was computed. [2020-10-19 23:10:54,855 INFO L274 CegarLoopResult]: For program point L98-1(lines 22 576) no Hoare annotation was computed. [2020-10-19 23:10:54,855 INFO L274 CegarLoopResult]: For program point L65-1(lines 22 576) no Hoare annotation was computed. [2020-10-19 23:10:54,855 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-10-19 23:10:54,856 INFO L274 CegarLoopResult]: For program point L32-1(lines 22 576) no Hoare annotation was computed. [2020-10-19 23:10:54,856 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4) no Hoare annotation was computed. [2020-10-19 23:10:54,856 INFO L274 CegarLoopResult]: For program point L528(lines 528 574) no Hoare annotation was computed. [2020-10-19 23:10:54,856 INFO L274 CegarLoopResult]: For program point L495(lines 495 574) no Hoare annotation was computed. [2020-10-19 23:10:54,856 INFO L274 CegarLoopResult]: For program point L462(lines 462 574) no Hoare annotation was computed. [2020-10-19 23:10:54,857 INFO L274 CegarLoopResult]: For program point L198(line 198) no Hoare annotation was computed. [2020-10-19 23:10:54,857 INFO L274 CegarLoopResult]: For program point L165(line 165) no Hoare annotation was computed. [2020-10-19 23:10:54,857 INFO L274 CegarLoopResult]: For program point L132(line 132) no Hoare annotation was computed. [2020-10-19 23:10:54,857 INFO L274 CegarLoopResult]: For program point L99(line 99) no Hoare annotation was computed. [2020-10-19 23:10:54,857 INFO L274 CegarLoopResult]: For program point L66(line 66) no Hoare annotation was computed. [2020-10-19 23:10:54,858 INFO L274 CegarLoopResult]: For program point L33(line 33) no Hoare annotation was computed. [2020-10-19 23:10:54,858 INFO L274 CegarLoopResult]: For program point L331(lines 331 574) no Hoare annotation was computed. [2020-10-19 23:10:54,858 INFO L274 CegarLoopResult]: For program point L298(lines 298 574) no Hoare annotation was computed. [2020-10-19 23:10:54,858 INFO L274 CegarLoopResult]: For program point L233(lines 233 574) no Hoare annotation was computed. [2020-10-19 23:10:54,858 INFO L274 CegarLoopResult]: For program point L200-1(lines 22 576) no Hoare annotation was computed. [2020-10-19 23:10:54,858 INFO L274 CegarLoopResult]: For program point L167-1(lines 22 576) no Hoare annotation was computed. [2020-10-19 23:10:54,859 INFO L274 CegarLoopResult]: For program point L134-1(lines 22 576) no Hoare annotation was computed. [2020-10-19 23:10:54,859 INFO L274 CegarLoopResult]: For program point L101-1(lines 22 576) no Hoare annotation was computed. [2020-10-19 23:10:54,859 INFO L274 CegarLoopResult]: For program point L68-1(lines 22 576) no Hoare annotation was computed. [2020-10-19 23:10:54,859 INFO L274 CegarLoopResult]: For program point L35-1(lines 22 576) no Hoare annotation was computed. [2020-10-19 23:10:54,873 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a1~0_340_19_30,QUANTIFIED] [2020-10-19 23:10:54,874 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2020-10-19 23:10:54,875 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a1~0_340_19_30,QUANTIFIED] [2020-10-19 23:10:54,875 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a1~0_340_19_30,QUANTIFIED] [2020-10-19 23:10:54,875 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2020-10-19 23:10:54,883 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a1~0_340_19_30,QUANTIFIED] [2020-10-19 23:10:54,883 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2020-10-19 23:10:54,883 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a1~0_340_19_30,QUANTIFIED] [2020-10-19 23:10:54,884 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a1~0_340_19_30,QUANTIFIED] [2020-10-19 23:10:54,884 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2020-10-19 23:10:54,886 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a1~0_340_19_30,QUANTIFIED] [2020-10-19 23:10:54,886 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2020-10-19 23:10:54,887 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a1~0_340_19_30,QUANTIFIED] [2020-10-19 23:10:54,887 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a1~0_340_19_30,QUANTIFIED] [2020-10-19 23:10:54,887 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2020-10-19 23:10:54,888 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a1~0_340_19_30,QUANTIFIED] [2020-10-19 23:10:54,889 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2020-10-19 23:10:54,889 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a1~0_340_19_30,QUANTIFIED] [2020-10-19 23:10:54,889 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a1~0_340_19_30,QUANTIFIED] [2020-10-19 23:10:54,890 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2020-10-19 23:10:54,892 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.10 11:10:54 BoogieIcfgContainer [2020-10-19 23:10:54,892 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-19 23:10:54,893 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-19 23:10:54,893 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-19 23:10:54,894 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-19 23:10:54,894 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 11:10:34" (3/4) ... [2020-10-19 23:10:54,898 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-10-19 23:10:54,936 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2020-10-19 23:10:54,938 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-10-19 23:10:54,941 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-19 23:10:54,942 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-19 23:10:54,980 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((a10 == 1 && 14 == a4) && a12 == 0) && (\exists aux_div_aux_mod_v_~a1~0_340_19_30 : int, v_prenex_1 : int :: ((0 < 5 * aux_div_aux_mod_v_~a1~0_340_19_30 + 5 * v_prenex_1 + 13 && 0 <= 5 * aux_div_aux_mod_v_~a1~0_340_19_30) && 5 * aux_div_aux_mod_v_~a1~0_340_19_30 < 5) && v_prenex_1 + 331501 <= a1)) || a10 == 0) || (a10 == 2 && a19 <= 9)) || ((((0 < a1 + 13 && a10 == 3) && 14 == a4) && a12 == 0) && a19 <= 9)) || (a10 == 1 && 9 <= a19)) || (((a10 == 3 && 14 == a4) && a12 == 0) && a19 == 9)) || ((((a10 == 1 && 0 < a1 + 13) && a19 <= 7) && 14 == a4) && a12 == 0)) || (4 <= a10 && a19 <= 9) [2020-10-19 23:10:54,984 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((a10 == 1 && 14 == a4) && a12 == 0) && (\exists aux_div_aux_mod_v_~a1~0_340_19_30 : int, v_prenex_1 : int :: ((0 < 5 * aux_div_aux_mod_v_~a1~0_340_19_30 + 5 * v_prenex_1 + 13 && 0 <= 5 * aux_div_aux_mod_v_~a1~0_340_19_30) && 5 * aux_div_aux_mod_v_~a1~0_340_19_30 < 5) && v_prenex_1 + 331501 <= a1)) || a10 == 0) || (a10 == 2 && a19 <= 9)) || ((((0 < a1 + 13 && a10 == 3) && 14 == a4) && a12 == 0) && a19 <= 9)) || (a10 == 1 && 9 <= a19)) || (((a10 == 3 && 14 == a4) && a12 == 0) && a19 == 9)) || ((((a10 == 1 && 0 < a1 + 13) && a19 <= 7) && 14 == a4) && a12 == 0)) || (4 <= a10 && a19 <= 9) [2020-10-19 23:10:55,096 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-19 23:10:55,097 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-19 23:10:55,099 INFO L168 Benchmark]: Toolchain (without parser) took 22567.44 ms. Allocated memory was 36.2 MB in the beginning and 203.4 MB in the end (delta: 167.2 MB). Free memory was 12.4 MB in the beginning and 34.5 MB in the end (delta: -22.1 MB). Peak memory consumption was 145.1 MB. Max. memory is 14.3 GB. [2020-10-19 23:10:55,100 INFO L168 Benchmark]: CDTParser took 0.76 ms. Allocated memory is still 34.1 MB. Free memory is still 19.8 MB. There was no memory consumed. Max. memory is 14.3 GB. [2020-10-19 23:10:55,100 INFO L168 Benchmark]: CACSL2BoogieTranslator took 714.72 ms. Allocated memory was 36.2 MB in the beginning and 44.0 MB in the end (delta: 7.9 MB). Free memory was 11.5 MB in the beginning and 21.1 MB in the end (delta: -9.6 MB). Peak memory consumption was 10.9 MB. Max. memory is 14.3 GB. [2020-10-19 23:10:55,100 INFO L168 Benchmark]: Boogie Procedure Inliner took 105.88 ms. Allocated memory is still 44.0 MB. Free memory was 21.1 MB in the beginning and 13.0 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 14.3 GB. [2020-10-19 23:10:55,100 INFO L168 Benchmark]: Boogie Preprocessor took 121.18 ms. Allocated memory was 44.0 MB in the beginning and 45.6 MB in the end (delta: 1.6 MB). Free memory was 13.0 MB in the beginning and 21.2 MB in the end (delta: -8.1 MB). Peak memory consumption was 5.6 MB. Max. memory is 14.3 GB. [2020-10-19 23:10:55,101 INFO L168 Benchmark]: RCFGBuilder took 1460.43 ms. Allocated memory was 45.6 MB in the beginning and 57.1 MB in the end (delta: 11.5 MB). Free memory was 21.2 MB in the beginning and 23.6 MB in the end (delta: -2.5 MB). Peak memory consumption was 23.8 MB. Max. memory is 14.3 GB. [2020-10-19 23:10:55,101 INFO L168 Benchmark]: TraceAbstraction took 19951.05 ms. Allocated memory was 57.1 MB in the beginning and 203.4 MB in the end (delta: 146.3 MB). Free memory was 23.2 MB in the beginning and 53.9 MB in the end (delta: -30.8 MB). Peak memory consumption was 158.7 MB. Max. memory is 14.3 GB. [2020-10-19 23:10:55,101 INFO L168 Benchmark]: Witness Printer took 203.71 ms. Allocated memory is still 203.4 MB. Free memory was 53.9 MB in the beginning and 34.5 MB in the end (delta: 19.4 MB). Peak memory consumption was 19.4 MB. Max. memory is 14.3 GB. [2020-10-19 23:10:55,108 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.76 ms. Allocated memory is still 34.1 MB. Free memory is still 19.8 MB. There was no memory consumed. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 714.72 ms. Allocated memory was 36.2 MB in the beginning and 44.0 MB in the end (delta: 7.9 MB). Free memory was 11.5 MB in the beginning and 21.1 MB in the end (delta: -9.6 MB). Peak memory consumption was 10.9 MB. Max. memory is 14.3 GB. * Boogie Procedure Inliner took 105.88 ms. Allocated memory is still 44.0 MB. Free memory was 21.1 MB in the beginning and 13.0 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 14.3 GB. * Boogie Preprocessor took 121.18 ms. Allocated memory was 44.0 MB in the beginning and 45.6 MB in the end (delta: 1.6 MB). Free memory was 13.0 MB in the beginning and 21.2 MB in the end (delta: -8.1 MB). Peak memory consumption was 5.6 MB. Max. memory is 14.3 GB. * RCFGBuilder took 1460.43 ms. Allocated memory was 45.6 MB in the beginning and 57.1 MB in the end (delta: 11.5 MB). Free memory was 21.2 MB in the beginning and 23.6 MB in the end (delta: -2.5 MB). Peak memory consumption was 23.8 MB. Max. memory is 14.3 GB. * TraceAbstraction took 19951.05 ms. Allocated memory was 57.1 MB in the beginning and 203.4 MB in the end (delta: 146.3 MB). Free memory was 23.2 MB in the beginning and 53.9 MB in the end (delta: -30.8 MB). Peak memory consumption was 158.7 MB. Max. memory is 14.3 GB. * Witness Printer took 203.71 ms. Allocated memory is still 203.4 MB. Free memory was 53.9 MB in the beginning and 34.5 MB in the end (delta: 19.4 MB). Peak memory consumption was 19.4 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a1~0_340_19_30,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a1~0_340_19_30,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a1~0_340_19_30,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a1~0_340_19_30,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a1~0_340_19_30,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a1~0_340_19_30,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a1~0_340_19_30,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a1~0_340_19_30,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a1~0_340_19_30,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a1~0_340_19_30,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a1~0_340_19_30,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a1~0_340_19_30,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,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: 578]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 584]: Loop Invariant [2020-10-19 23:10:55,119 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a1~0_340_19_30,QUANTIFIED] [2020-10-19 23:10:55,120 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2020-10-19 23:10:55,120 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a1~0_340_19_30,QUANTIFIED] [2020-10-19 23:10:55,120 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a1~0_340_19_30,QUANTIFIED] [2020-10-19 23:10:55,121 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2020-10-19 23:10:55,122 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a1~0_340_19_30,QUANTIFIED] [2020-10-19 23:10:55,122 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2020-10-19 23:10:55,122 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a1~0_340_19_30,QUANTIFIED] [2020-10-19 23:10:55,123 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a1~0_340_19_30,QUANTIFIED] [2020-10-19 23:10:55,123 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] Derived loop invariant: (((((((((a10 == 1 && 14 == a4) && a12 == 0) && (\exists aux_div_aux_mod_v_~a1~0_340_19_30 : int, v_prenex_1 : int :: ((0 < 5 * aux_div_aux_mod_v_~a1~0_340_19_30 + 5 * v_prenex_1 + 13 && 0 <= 5 * aux_div_aux_mod_v_~a1~0_340_19_30) && 5 * aux_div_aux_mod_v_~a1~0_340_19_30 < 5) && v_prenex_1 + 331501 <= a1)) || a10 == 0) || (a10 == 2 && a19 <= 9)) || ((((0 < a1 + 13 && a10 == 3) && 14 == a4) && a12 == 0) && a19 <= 9)) || (a10 == 1 && 9 <= a19)) || (((a10 == 3 && 14 == a4) && a12 == 0) && a19 == 9)) || ((((a10 == 1 && 0 < a1 + 13) && a19 <= 7) && 14 == a4) && a12 == 0)) || (4 <= a10 && a19 <= 9) - InvariantResult [Line: 22]: Loop Invariant [2020-10-19 23:10:55,126 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a1~0_340_19_30,QUANTIFIED] [2020-10-19 23:10:55,126 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2020-10-19 23:10:55,127 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a1~0_340_19_30,QUANTIFIED] [2020-10-19 23:10:55,127 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a1~0_340_19_30,QUANTIFIED] [2020-10-19 23:10:55,127 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2020-10-19 23:10:55,128 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a1~0_340_19_30,QUANTIFIED] [2020-10-19 23:10:55,128 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2020-10-19 23:10:55,128 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a1~0_340_19_30,QUANTIFIED] [2020-10-19 23:10:55,129 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a1~0_340_19_30,QUANTIFIED] [2020-10-19 23:10:55,129 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] Derived loop invariant: (((((((((a10 == 1 && 14 == a4) && a12 == 0) && (\exists aux_div_aux_mod_v_~a1~0_340_19_30 : int, v_prenex_1 : int :: ((0 < 5 * aux_div_aux_mod_v_~a1~0_340_19_30 + 5 * v_prenex_1 + 13 && 0 <= 5 * aux_div_aux_mod_v_~a1~0_340_19_30) && 5 * aux_div_aux_mod_v_~a1~0_340_19_30 < 5) && v_prenex_1 + 331501 <= a1)) || a10 == 0) || (a10 == 2 && a19 <= 9)) || ((((0 < a1 + 13 && a10 == 3) && 14 == a4) && a12 == 0) && a19 <= 9)) || (a10 == 1 && 9 <= a19)) || (((a10 == 3 && 14 == a4) && a12 == 0) && a19 == 9)) || ((((a10 == 1 && 0 < a1 + 13) && a19 <= 7) && 14 == a4) && a12 == 0)) || (4 <= a10 && a19 <= 9) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 207 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 18.8s, OverallIterations: 11, TraceHistogramMax: 4, AutomataDifference: 12.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1317 SDtfs, 2455 SDslu, 115 SDs, 0 SdLazy, 7249 SolverSat, 1099 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 9.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 737 GetRequests, 703 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2784occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 11 MinimizatonAttempts, 4233 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 49 NumberOfFragments, 223 HoareAnnotationTreeSize, 3 FomulaSimplifications, 2718 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 3 FomulaSimplificationsInter, 674 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 2.7s InterpolantComputationTime, 2724 NumberOfCodeBlocks, 2724 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 2710 ConstructedInterpolants, 36 QuantifiedInterpolants, 3155953 SizeOfPredicates, 7 NumberOfNonLiveVariables, 1055 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 14 InterpolantComputations, 10 PerfectInterpolantSequences, 1672/2017 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...