./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem11_label13.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/Problem11_label13.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 9de6dc4f4fb45d64bb878665f7fb9c902c4ba4f9 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 23:11:43,246 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-19 23:11:43,250 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-19 23:11:43,289 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-19 23:11:43,289 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-19 23:11:43,298 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-19 23:11:43,300 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-19 23:11:43,303 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-19 23:11:43,305 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-19 23:11:43,306 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-19 23:11:43,307 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-19 23:11:43,310 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-19 23:11:43,310 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-19 23:11:43,314 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-19 23:11:43,315 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-19 23:11:43,318 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-19 23:11:43,319 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-19 23:11:43,328 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-19 23:11:43,331 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-19 23:11:43,335 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-19 23:11:43,338 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-19 23:11:43,338 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-19 23:11:43,341 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-19 23:11:43,341 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-19 23:11:43,352 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-19 23:11:43,352 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-19 23:11:43,353 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-19 23:11:43,353 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-19 23:11:43,354 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-19 23:11:43,358 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-19 23:11:43,358 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-19 23:11:43,359 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-19 23:11:43,359 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-19 23:11:43,361 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-19 23:11:43,362 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-19 23:11:43,362 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-19 23:11:43,363 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-19 23:11:43,364 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-19 23:11:43,364 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-19 23:11:43,365 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-19 23:11:43,365 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-19 23:11:43,367 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-19 23:11:43,405 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-19 23:11:43,405 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-19 23:11:43,406 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-19 23:11:43,406 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-19 23:11:43,407 INFO L138 SettingsManager]: * Use SBE=true [2020-10-19 23:11:43,407 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-19 23:11:43,407 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-19 23:11:43,408 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-19 23:11:43,408 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-19 23:11:43,408 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-19 23:11:43,409 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-19 23:11:43,409 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-19 23:11:43,409 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-19 23:11:43,410 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-19 23:11:43,410 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-19 23:11:43,410 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-19 23:11:43,411 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-19 23:11:43,411 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-19 23:11:43,411 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-19 23:11:43,411 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-19 23:11:43,411 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-19 23:11:43,411 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-19 23:11:43,412 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-19 23:11:43,412 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-19 23:11:43,412 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-19 23:11:43,412 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-19 23:11:43,412 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-19 23:11:43,413 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-19 23:11:43,413 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-19 23:11:43,413 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 -> 9de6dc4f4fb45d64bb878665f7fb9c902c4ba4f9 [2020-10-19 23:11:43,618 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-19 23:11:43,631 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-19 23:11:43,634 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-19 23:11:43,636 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-19 23:11:43,636 INFO L275 PluginConnector]: CDTParser initialized [2020-10-19 23:11:43,637 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label13.c [2020-10-19 23:11:43,717 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/573be57eb/e4bb53c27d6f4e80b9e01a4960bb4a71/FLAG2e2d9890c [2020-10-19 23:11:44,401 INFO L306 CDTParser]: Found 1 translation units. [2020-10-19 23:11:44,402 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label13.c [2020-10-19 23:11:44,418 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/573be57eb/e4bb53c27d6f4e80b9e01a4960bb4a71/FLAG2e2d9890c [2020-10-19 23:11:44,631 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/573be57eb/e4bb53c27d6f4e80b9e01a4960bb4a71 [2020-10-19 23:11:44,634 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-19 23:11:44,641 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-19 23:11:44,642 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-19 23:11:44,642 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-19 23:11:44,645 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-19 23:11:44,646 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 11:11:44" (1/1) ... [2020-10-19 23:11:44,649 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58167e33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:11:44, skipping insertion in model container [2020-10-19 23:11:44,650 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 11:11:44" (1/1) ... [2020-10-19 23:11:44,658 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-19 23:11:44,713 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-19 23:11:45,316 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-19 23:11:45,334 INFO L203 MainTranslator]: Completed pre-run [2020-10-19 23:11:45,522 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-19 23:11:45,545 INFO L208 MainTranslator]: Completed translation [2020-10-19 23:11:45,547 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:11:45 WrapperNode [2020-10-19 23:11:45,547 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-19 23:11:45,549 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-19 23:11:45,549 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-19 23:11:45,549 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-19 23:11:45,560 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:11:45" (1/1) ... [2020-10-19 23:11:45,611 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:11:45" (1/1) ... [2020-10-19 23:11:45,908 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-19 23:11:45,908 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-19 23:11:45,908 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-19 23:11:45,908 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-19 23:11:45,918 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:11:45" (1/1) ... [2020-10-19 23:11:45,919 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:11:45" (1/1) ... [2020-10-19 23:11:45,928 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:11:45" (1/1) ... [2020-10-19 23:11:45,929 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:11:45" (1/1) ... [2020-10-19 23:11:45,993 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:11:45" (1/1) ... [2020-10-19 23:11:46,019 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:11:45" (1/1) ... [2020-10-19 23:11:46,031 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:11:45" (1/1) ... [2020-10-19 23:11:46,051 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-19 23:11:46,051 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-19 23:11:46,052 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-19 23:11:46,052 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-19 23:11:46,053 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:11:45" (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 23:11:46,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-19 23:11:46,125 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-19 23:11:46,125 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-19 23:11:46,125 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-19 23:11:48,134 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-19 23:11:48,134 INFO L298 CfgBuilder]: Removed 9 assume(true) statements. [2020-10-19 23:11:48,137 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 11:11:48 BoogieIcfgContainer [2020-10-19 23:11:48,137 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-19 23:11:48,138 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-19 23:11:48,139 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-19 23:11:48,143 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-19 23:11:48,143 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.10 11:11:44" (1/3) ... [2020-10-19 23:11:48,144 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73b41fa7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.10 11:11:48, skipping insertion in model container [2020-10-19 23:11:48,145 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:11:45" (2/3) ... [2020-10-19 23:11:48,145 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73b41fa7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.10 11:11:48, skipping insertion in model container [2020-10-19 23:11:48,145 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 11:11:48" (3/3) ... [2020-10-19 23:11:48,147 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem11_label13.c [2020-10-19 23:11:48,161 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-19 23:11:48,171 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-19 23:11:48,192 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-19 23:11:48,222 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-19 23:11:48,222 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-19 23:11:48,223 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-19 23:11:48,223 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-19 23:11:48,223 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-19 23:11:48,223 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-19 23:11:48,223 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-19 23:11:48,223 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-19 23:11:48,252 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states. [2020-10-19 23:11:48,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-10-19 23:11:48,260 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:11:48,262 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] [2020-10-19 23:11:48,262 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:11:48,268 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:11:48,269 INFO L82 PathProgramCache]: Analyzing trace with hash 2113343065, now seen corresponding path program 1 times [2020-10-19 23:11:48,280 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:11:48,281 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1550182518] [2020-10-19 23:11:48,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:11:48,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:11:48,548 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 23:11:48,549 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1550182518] [2020-10-19 23:11:48,550 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:11:48,550 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-19 23:11:48,551 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [490096282] [2020-10-19 23:11:48,556 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:11:48,557 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:11:48,573 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:11:48,597 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:11:48,600 INFO L87 Difference]: Start difference. First operand 284 states. Second operand 3 states. [2020-10-19 23:11:50,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:11:50,450 INFO L93 Difference]: Finished difference Result 777 states and 1364 transitions. [2020-10-19 23:11:50,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:11:50,454 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 33 [2020-10-19 23:11:50,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:11:50,471 INFO L225 Difference]: With dead ends: 777 [2020-10-19 23:11:50,471 INFO L226 Difference]: Without dead ends: 413 [2020-10-19 23:11:50,477 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 23:11:50,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 413 states. [2020-10-19 23:11:50,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 413 to 411. [2020-10-19 23:11:50,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 411 states. [2020-10-19 23:11:50,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 411 states and 598 transitions. [2020-10-19 23:11:50,554 INFO L78 Accepts]: Start accepts. Automaton has 411 states and 598 transitions. Word has length 33 [2020-10-19 23:11:50,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:11:50,555 INFO L481 AbstractCegarLoop]: Abstraction has 411 states and 598 transitions. [2020-10-19 23:11:50,555 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:11:50,555 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 598 transitions. [2020-10-19 23:11:50,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2020-10-19 23:11:50,559 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:11:50,559 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:11:50,560 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-19 23:11:50,560 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:11:50,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:11:50,560 INFO L82 PathProgramCache]: Analyzing trace with hash 543229278, now seen corresponding path program 1 times [2020-10-19 23:11:50,561 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:11:50,561 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1843982759] [2020-10-19 23:11:50,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:11:50,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:11:50,735 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 23:11:50,735 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1843982759] [2020-10-19 23:11:50,736 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:11:50,736 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-19 23:11:50,737 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1797150566] [2020-10-19 23:11:50,739 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:11:50,740 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:11:50,740 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:11:50,741 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:11:50,741 INFO L87 Difference]: Start difference. First operand 411 states and 598 transitions. Second operand 3 states. [2020-10-19 23:11:51,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:11:51,906 INFO L93 Difference]: Finished difference Result 1209 states and 1765 transitions. [2020-10-19 23:11:51,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:11:51,907 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 101 [2020-10-19 23:11:51,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:11:51,914 INFO L225 Difference]: With dead ends: 1209 [2020-10-19 23:11:51,914 INFO L226 Difference]: Without dead ends: 800 [2020-10-19 23:11:51,917 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 23:11:51,919 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 800 states. [2020-10-19 23:11:51,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 800 to 787. [2020-10-19 23:11:51,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 787 states. [2020-10-19 23:11:51,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 787 states and 1088 transitions. [2020-10-19 23:11:51,959 INFO L78 Accepts]: Start accepts. Automaton has 787 states and 1088 transitions. Word has length 101 [2020-10-19 23:11:51,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:11:51,960 INFO L481 AbstractCegarLoop]: Abstraction has 787 states and 1088 transitions. [2020-10-19 23:11:51,960 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:11:51,960 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 1088 transitions. [2020-10-19 23:11:51,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2020-10-19 23:11:51,964 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:11:51,965 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:11:51,965 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-19 23:11:51,965 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:11:51,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:11:51,965 INFO L82 PathProgramCache]: Analyzing trace with hash -1511324253, now seen corresponding path program 1 times [2020-10-19 23:11:51,966 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:11:51,966 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1842487778] [2020-10-19 23:11:51,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:11:52,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:11:52,121 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 23:11:52,122 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1842487778] [2020-10-19 23:11:52,122 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:11:52,122 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-19 23:11:52,122 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [505765837] [2020-10-19 23:11:52,123 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:11:52,123 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:11:52,124 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:11:52,124 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:11:52,124 INFO L87 Difference]: Start difference. First operand 787 states and 1088 transitions. Second operand 3 states. [2020-10-19 23:11:53,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:11:53,198 INFO L93 Difference]: Finished difference Result 1941 states and 2628 transitions. [2020-10-19 23:11:53,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:11:53,199 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 103 [2020-10-19 23:11:53,199 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:11:53,205 INFO L225 Difference]: With dead ends: 1941 [2020-10-19 23:11:53,205 INFO L226 Difference]: Without dead ends: 1156 [2020-10-19 23:11:53,207 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 23:11:53,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1156 states. [2020-10-19 23:11:53,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1156 to 1156. [2020-10-19 23:11:53,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1156 states. [2020-10-19 23:11:53,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1156 states to 1156 states and 1475 transitions. [2020-10-19 23:11:53,241 INFO L78 Accepts]: Start accepts. Automaton has 1156 states and 1475 transitions. Word has length 103 [2020-10-19 23:11:53,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:11:53,242 INFO L481 AbstractCegarLoop]: Abstraction has 1156 states and 1475 transitions. [2020-10-19 23:11:53,242 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:11:53,242 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 1475 transitions. [2020-10-19 23:11:53,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2020-10-19 23:11:53,245 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:11:53,246 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:11:53,246 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-19 23:11:53,246 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:11:53,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:11:53,246 INFO L82 PathProgramCache]: Analyzing trace with hash 2010165786, now seen corresponding path program 1 times [2020-10-19 23:11:53,247 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:11:53,247 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [241274893] [2020-10-19 23:11:53,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:11:53,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:11:53,468 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 23:11:53,469 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [241274893] [2020-10-19 23:11:53,469 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:11:53,469 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 23:11:53,470 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1364111954] [2020-10-19 23:11:53,472 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:11:53,472 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:11:53,472 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:11:53,473 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:11:53,473 INFO L87 Difference]: Start difference. First operand 1156 states and 1475 transitions. Second operand 3 states. [2020-10-19 23:11:54,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:11:54,625 INFO L93 Difference]: Finished difference Result 2877 states and 3705 transitions. [2020-10-19 23:11:54,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:11:54,625 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 145 [2020-10-19 23:11:54,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:11:54,635 INFO L225 Difference]: With dead ends: 2877 [2020-10-19 23:11:54,635 INFO L226 Difference]: Without dead ends: 1723 [2020-10-19 23:11:54,638 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 23:11:54,641 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1723 states. [2020-10-19 23:11:54,680 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1723 to 1529. [2020-10-19 23:11:54,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1529 states. [2020-10-19 23:11:54,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1529 states to 1529 states and 1926 transitions. [2020-10-19 23:11:54,686 INFO L78 Accepts]: Start accepts. Automaton has 1529 states and 1926 transitions. Word has length 145 [2020-10-19 23:11:54,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:11:54,687 INFO L481 AbstractCegarLoop]: Abstraction has 1529 states and 1926 transitions. [2020-10-19 23:11:54,687 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:11:54,687 INFO L276 IsEmpty]: Start isEmpty. Operand 1529 states and 1926 transitions. [2020-10-19 23:11:54,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2020-10-19 23:11:54,696 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:11:54,697 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 23:11:54,697 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-19 23:11:54,698 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:11:54,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:11:54,699 INFO L82 PathProgramCache]: Analyzing trace with hash -401044316, now seen corresponding path program 1 times [2020-10-19 23:11:54,699 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:11:54,700 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2131185367] [2020-10-19 23:11:54,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:11:54,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:11:54,970 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2020-10-19 23:11:54,970 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2131185367] [2020-10-19 23:11:54,971 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:11:54,971 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 23:11:54,971 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [409502467] [2020-10-19 23:11:54,972 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:11:54,973 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:11:54,973 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:11:54,973 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:11:54,973 INFO L87 Difference]: Start difference. First operand 1529 states and 1926 transitions. Second operand 3 states. [2020-10-19 23:11:56,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:11:56,172 INFO L93 Difference]: Finished difference Result 3616 states and 4598 transitions. [2020-10-19 23:11:56,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:11:56,173 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 215 [2020-10-19 23:11:56,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:11:56,187 INFO L225 Difference]: With dead ends: 3616 [2020-10-19 23:11:56,188 INFO L226 Difference]: Without dead ends: 2089 [2020-10-19 23:11:56,191 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 23:11:56,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2089 states. [2020-10-19 23:11:56,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2089 to 1896. [2020-10-19 23:11:56,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1896 states. [2020-10-19 23:11:56,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1896 states to 1896 states and 2365 transitions. [2020-10-19 23:11:56,230 INFO L78 Accepts]: Start accepts. Automaton has 1896 states and 2365 transitions. Word has length 215 [2020-10-19 23:11:56,233 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:11:56,233 INFO L481 AbstractCegarLoop]: Abstraction has 1896 states and 2365 transitions. [2020-10-19 23:11:56,233 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:11:56,233 INFO L276 IsEmpty]: Start isEmpty. Operand 1896 states and 2365 transitions. [2020-10-19 23:11:56,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2020-10-19 23:11:56,237 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:11:56,237 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-19 23:11:56,238 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-19 23:11:56,239 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:11:56,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:11:56,240 INFO L82 PathProgramCache]: Analyzing trace with hash -1842486063, now seen corresponding path program 1 times [2020-10-19 23:11:56,240 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:11:56,240 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1857542439] [2020-10-19 23:11:56,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:11:56,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:11:56,581 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2020-10-19 23:11:56,581 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1857542439] [2020-10-19 23:11:56,582 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:11:56,582 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-19 23:11:56,582 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2121473407] [2020-10-19 23:11:56,583 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:11:56,583 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:11:56,583 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:11:56,583 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:11:56,584 INFO L87 Difference]: Start difference. First operand 1896 states and 2365 transitions. Second operand 3 states. [2020-10-19 23:11:57,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:11:57,785 INFO L93 Difference]: Finished difference Result 4710 states and 5991 transitions. [2020-10-19 23:11:57,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:11:57,786 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 233 [2020-10-19 23:11:57,787 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:11:57,800 INFO L225 Difference]: With dead ends: 4710 [2020-10-19 23:11:57,800 INFO L226 Difference]: Without dead ends: 2816 [2020-10-19 23:11:57,803 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 23:11:57,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2816 states. [2020-10-19 23:11:57,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2816 to 2815. [2020-10-19 23:11:57,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2815 states. [2020-10-19 23:11:57,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2815 states to 2815 states and 3392 transitions. [2020-10-19 23:11:57,873 INFO L78 Accepts]: Start accepts. Automaton has 2815 states and 3392 transitions. Word has length 233 [2020-10-19 23:11:57,875 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:11:57,878 INFO L481 AbstractCegarLoop]: Abstraction has 2815 states and 3392 transitions. [2020-10-19 23:11:57,879 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:11:57,879 INFO L276 IsEmpty]: Start isEmpty. Operand 2815 states and 3392 transitions. [2020-10-19 23:11:57,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2020-10-19 23:11:57,883 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:11:57,883 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-19 23:11:57,883 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-19 23:11:57,885 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:11:57,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:11:57,886 INFO L82 PathProgramCache]: Analyzing trace with hash 1408408261, now seen corresponding path program 1 times [2020-10-19 23:11:57,886 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:11:57,887 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1738316959] [2020-10-19 23:11:57,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:11:57,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:11:58,121 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 157 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 23:11:58,122 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1738316959] [2020-10-19 23:11:58,122 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:11:58,122 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 23:11:58,123 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1281425128] [2020-10-19 23:11:58,123 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:11:58,123 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:11:58,124 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:11:58,124 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:11:58,125 INFO L87 Difference]: Start difference. First operand 2815 states and 3392 transitions. Second operand 3 states. [2020-10-19 23:11:59,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:11:59,387 INFO L93 Difference]: Finished difference Result 6927 states and 8400 transitions. [2020-10-19 23:11:59,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:11:59,390 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 242 [2020-10-19 23:11:59,391 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:11:59,410 INFO L225 Difference]: With dead ends: 6927 [2020-10-19 23:11:59,410 INFO L226 Difference]: Without dead ends: 4114 [2020-10-19 23:11:59,415 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 23:11:59,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4114 states. [2020-10-19 23:11:59,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4114 to 4112. [2020-10-19 23:11:59,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4112 states. [2020-10-19 23:11:59,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4112 states to 4112 states and 4909 transitions. [2020-10-19 23:11:59,516 INFO L78 Accepts]: Start accepts. Automaton has 4112 states and 4909 transitions. Word has length 242 [2020-10-19 23:11:59,516 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:11:59,516 INFO L481 AbstractCegarLoop]: Abstraction has 4112 states and 4909 transitions. [2020-10-19 23:11:59,517 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:11:59,517 INFO L276 IsEmpty]: Start isEmpty. Operand 4112 states and 4909 transitions. [2020-10-19 23:11:59,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2020-10-19 23:11:59,521 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:11:59,522 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-19 23:11:59,522 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-19 23:11:59,522 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:11:59,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:11:59,523 INFO L82 PathProgramCache]: Analyzing trace with hash 1236790437, now seen corresponding path program 1 times [2020-10-19 23:11:59,523 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:11:59,524 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2006177183] [2020-10-19 23:11:59,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:11:59,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:11:59,999 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 127 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 23:12:00,000 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2006177183] [2020-10-19 23:12:00,000 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1561858646] [2020-10-19 23:12:00,001 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 23:12:00,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:12:00,113 INFO L263 TraceCheckSpWp]: Trace formula consists of 375 conjuncts, 3 conjunts are in the unsatisfiable core [2020-10-19 23:12:00,128 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 23:12:00,262 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-19 23:12:00,283 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-19 23:12:00,334 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-19 23:12:00,503 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2020-10-19 23:12:00,504 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-10-19 23:12:00,504 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 8 [2020-10-19 23:12:00,505 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [346205608] [2020-10-19 23:12:00,505 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-19 23:12:00,505 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:12:00,506 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-19 23:12:00,506 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2020-10-19 23:12:00,506 INFO L87 Difference]: Start difference. First operand 4112 states and 4909 transitions. Second operand 5 states. [2020-10-19 23:12:02,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:12:02,726 INFO L93 Difference]: Finished difference Result 11738 states and 13798 transitions. [2020-10-19 23:12:02,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-19 23:12:02,727 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 251 [2020-10-19 23:12:02,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:12:02,760 INFO L225 Difference]: With dead ends: 11738 [2020-10-19 23:12:02,760 INFO L226 Difference]: Without dead ends: 7628 [2020-10-19 23:12:02,767 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 256 GetRequests, 248 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2020-10-19 23:12:02,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7628 states. [2020-10-19 23:12:02,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7628 to 5962. [2020-10-19 23:12:02,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5962 states. [2020-10-19 23:12:02,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5962 states to 5962 states and 6995 transitions. [2020-10-19 23:12:02,919 INFO L78 Accepts]: Start accepts. Automaton has 5962 states and 6995 transitions. Word has length 251 [2020-10-19 23:12:02,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:12:02,920 INFO L481 AbstractCegarLoop]: Abstraction has 5962 states and 6995 transitions. [2020-10-19 23:12:02,920 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-19 23:12:02,920 INFO L276 IsEmpty]: Start isEmpty. Operand 5962 states and 6995 transitions. [2020-10-19 23:12:02,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2020-10-19 23:12:02,925 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:12:02,926 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 23:12:03,140 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2020-10-19 23:12:03,141 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:12:03,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:12:03,141 INFO L82 PathProgramCache]: Analyzing trace with hash -1019893620, now seen corresponding path program 1 times [2020-10-19 23:12:03,142 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:12:03,142 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [412407041] [2020-10-19 23:12:03,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:12:03,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:12:03,360 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2020-10-19 23:12:03,361 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [412407041] [2020-10-19 23:12:03,361 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:12:03,361 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 23:12:03,361 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1954741117] [2020-10-19 23:12:03,362 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:12:03,362 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:12:03,362 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:12:03,363 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:12:03,363 INFO L87 Difference]: Start difference. First operand 5962 states and 6995 transitions. Second operand 3 states. [2020-10-19 23:12:04,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:12:04,462 INFO L93 Difference]: Finished difference Result 7436 states and 8673 transitions. [2020-10-19 23:12:04,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:12:04,463 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 252 [2020-10-19 23:12:04,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:12:04,518 INFO L225 Difference]: With dead ends: 7436 [2020-10-19 23:12:04,518 INFO L226 Difference]: Without dead ends: 7434 [2020-10-19 23:12:04,522 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 23:12:04,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7434 states. [2020-10-19 23:12:04,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7434 to 7066. [2020-10-19 23:12:04,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7066 states. [2020-10-19 23:12:04,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7066 states to 7066 states and 8273 transitions. [2020-10-19 23:12:04,648 INFO L78 Accepts]: Start accepts. Automaton has 7066 states and 8273 transitions. Word has length 252 [2020-10-19 23:12:04,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:12:04,649 INFO L481 AbstractCegarLoop]: Abstraction has 7066 states and 8273 transitions. [2020-10-19 23:12:04,652 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:12:04,652 INFO L276 IsEmpty]: Start isEmpty. Operand 7066 states and 8273 transitions. [2020-10-19 23:12:04,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2020-10-19 23:12:04,658 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:12:04,659 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-19 23:12:04,659 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-19 23:12:04,659 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:12:04,659 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:12:04,660 INFO L82 PathProgramCache]: Analyzing trace with hash -967255364, now seen corresponding path program 1 times [2020-10-19 23:12:04,660 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:12:04,661 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1438748252] [2020-10-19 23:12:04,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:12:04,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:12:04,856 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-10-19 23:12:04,856 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1438748252] [2020-10-19 23:12:04,857 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:12:04,859 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 23:12:04,860 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1880592213] [2020-10-19 23:12:04,860 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:12:04,860 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:12:04,861 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:12:04,861 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:12:04,861 INFO L87 Difference]: Start difference. First operand 7066 states and 8273 transitions. Second operand 3 states. [2020-10-19 23:12:06,543 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:12:06,544 INFO L93 Difference]: Finished difference Result 15787 states and 18513 transitions. [2020-10-19 23:12:06,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:12:06,545 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 252 [2020-10-19 23:12:06,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:12:06,564 INFO L225 Difference]: With dead ends: 15787 [2020-10-19 23:12:06,565 INFO L226 Difference]: Without dead ends: 8723 [2020-10-19 23:12:06,575 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 23:12:06,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8723 states. [2020-10-19 23:12:06,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8723 to 5950. [2020-10-19 23:12:06,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5950 states. [2020-10-19 23:12:06,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5950 states to 5950 states and 6977 transitions. [2020-10-19 23:12:06,695 INFO L78 Accepts]: Start accepts. Automaton has 5950 states and 6977 transitions. Word has length 252 [2020-10-19 23:12:06,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:12:06,696 INFO L481 AbstractCegarLoop]: Abstraction has 5950 states and 6977 transitions. [2020-10-19 23:12:06,696 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:12:06,697 INFO L276 IsEmpty]: Start isEmpty. Operand 5950 states and 6977 transitions. [2020-10-19 23:12:06,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2020-10-19 23:12:06,702 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:12:06,703 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-19 23:12:06,703 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-19 23:12:06,703 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:12:06,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:12:06,704 INFO L82 PathProgramCache]: Analyzing trace with hash 1363459657, now seen corresponding path program 1 times [2020-10-19 23:12:06,704 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:12:06,705 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1832251630] [2020-10-19 23:12:06,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:12:06,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:12:06,902 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2020-10-19 23:12:06,903 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1832251630] [2020-10-19 23:12:06,903 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:12:06,903 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 23:12:06,904 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1149416361] [2020-10-19 23:12:06,904 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:12:06,904 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:12:06,905 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:12:06,905 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:12:06,905 INFO L87 Difference]: Start difference. First operand 5950 states and 6977 transitions. Second operand 3 states. [2020-10-19 23:12:08,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:12:08,125 INFO L93 Difference]: Finished difference Result 11894 states and 13949 transitions. [2020-10-19 23:12:08,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:12:08,126 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 263 [2020-10-19 23:12:08,126 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:12:08,127 INFO L225 Difference]: With dead ends: 11894 [2020-10-19 23:12:08,127 INFO L226 Difference]: Without dead ends: 0 [2020-10-19 23:12:08,137 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 23:12:08,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-19 23:12:08,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-19 23:12:08,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-19 23:12:08,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-19 23:12:08,138 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 263 [2020-10-19 23:12:08,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:12:08,138 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-19 23:12:08,138 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:12:08,139 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-19 23:12:08,139 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-19 23:12:08,142 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-19 23:12:08,144 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-19 23:12:08,267 INFO L274 CegarLoopResult]: For program point L960(lines 960 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,267 INFO L274 CegarLoopResult]: For program point L696(lines 696 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,267 INFO L274 CegarLoopResult]: For program point L630(lines 630 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,268 INFO L270 CegarLoopResult]: At program point L1027(lines 24 1028) the Hoare annotation is: (or (<= 97 ~a23~0) (<= ~a25~0 10) (= ~a25~0 11) (= ~a25~0 12) (not (= ~a4~0 1)) (<= ~a29~0 245)) [2020-10-19 23:12:08,268 INFO L274 CegarLoopResult]: For program point L895(lines 895 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,268 INFO L274 CegarLoopResult]: For program point L697(lines 697 707) no Hoare annotation was computed. [2020-10-19 23:12:08,268 INFO L274 CegarLoopResult]: For program point L697-2(lines 697 707) no Hoare annotation was computed. [2020-10-19 23:12:08,268 INFO L274 CegarLoopResult]: For program point L367(lines 367 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,269 INFO L274 CegarLoopResult]: For program point L301(lines 301 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,269 INFO L274 CegarLoopResult]: For program point L235(lines 235 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,269 INFO L274 CegarLoopResult]: For program point L169-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:08,269 INFO L274 CegarLoopResult]: For program point L103-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:08,269 INFO L274 CegarLoopResult]: For program point L37-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:08,269 INFO L274 CegarLoopResult]: For program point L170(line 170) no Hoare annotation was computed. [2020-10-19 23:12:08,269 INFO L274 CegarLoopResult]: For program point L104(line 104) no Hoare annotation was computed. [2020-10-19 23:12:08,269 INFO L274 CegarLoopResult]: For program point L38(line 38) no Hoare annotation was computed. [2020-10-19 23:12:08,269 INFO L277 CegarLoopResult]: At program point L1030(lines 1030 1046) the Hoare annotation is: true [2020-10-19 23:12:08,270 INFO L274 CegarLoopResult]: For program point L568(lines 568 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,270 INFO L274 CegarLoopResult]: For program point L502(lines 502 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,270 INFO L274 CegarLoopResult]: For program point L172-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:08,270 INFO L274 CegarLoopResult]: For program point L106-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:08,271 INFO L274 CegarLoopResult]: For program point L40-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:08,271 INFO L274 CegarLoopResult]: For program point L965(lines 965 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,271 INFO L274 CegarLoopResult]: For program point L833(lines 833 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,271 INFO L274 CegarLoopResult]: For program point L173(line 173) no Hoare annotation was computed. [2020-10-19 23:12:08,271 INFO L274 CegarLoopResult]: For program point L107(line 107) no Hoare annotation was computed. [2020-10-19 23:12:08,272 INFO L274 CegarLoopResult]: For program point L41(line 41) no Hoare annotation was computed. [2020-10-19 23:12:08,272 INFO L274 CegarLoopResult]: For program point L900(lines 900 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,272 INFO L274 CegarLoopResult]: For program point L438(lines 438 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,272 INFO L274 CegarLoopResult]: For program point L372(lines 372 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,272 INFO L274 CegarLoopResult]: For program point L637(lines 637 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,273 INFO L274 CegarLoopResult]: For program point L307(lines 307 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,273 INFO L274 CegarLoopResult]: For program point L175-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:08,273 INFO L274 CegarLoopResult]: For program point L109-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:08,273 INFO L274 CegarLoopResult]: For program point L43-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:08,273 INFO L274 CegarLoopResult]: For program point L242(lines 242 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,273 INFO L274 CegarLoopResult]: For program point L176(line 176) no Hoare annotation was computed. [2020-10-19 23:12:08,274 INFO L274 CegarLoopResult]: For program point L110(line 110) no Hoare annotation was computed. [2020-10-19 23:12:08,274 INFO L274 CegarLoopResult]: For program point L44(line 44) no Hoare annotation was computed. [2020-10-19 23:12:08,274 INFO L274 CegarLoopResult]: For program point L771(lines 771 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,274 INFO L270 CegarLoopResult]: At program point L1036-2(lines 1036 1045) the Hoare annotation is: (or (<= 97 ~a23~0) (<= ~a25~0 10) (= ~a25~0 11) (= ~a25~0 12) (not (= ~a4~0 1)) (<= ~a29~0 245)) [2020-10-19 23:12:08,274 INFO L274 CegarLoopResult]: For program point L838(lines 838 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,274 INFO L274 CegarLoopResult]: For program point L574(lines 574 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,275 INFO L274 CegarLoopResult]: For program point L178-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:08,275 INFO L274 CegarLoopResult]: For program point L112-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:08,275 INFO L274 CegarLoopResult]: For program point L46-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:08,275 INFO L274 CegarLoopResult]: For program point L971(lines 971 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,275 INFO L274 CegarLoopResult]: For program point L905(lines 905 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,276 INFO L274 CegarLoopResult]: For program point L509(lines 509 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,276 INFO L274 CegarLoopResult]: For program point L179(line 179) no Hoare annotation was computed. [2020-10-19 23:12:08,276 INFO L274 CegarLoopResult]: For program point L113(line 113) no Hoare annotation was computed. [2020-10-19 23:12:08,276 INFO L274 CegarLoopResult]: For program point L47(line 47) no Hoare annotation was computed. [2020-10-19 23:12:08,276 INFO L274 CegarLoopResult]: For program point L972(lines 972 982) no Hoare annotation was computed. [2020-10-19 23:12:08,276 INFO L274 CegarLoopResult]: For program point L906(lines 906 916) no Hoare annotation was computed. [2020-10-19 23:12:08,277 INFO L274 CegarLoopResult]: For program point L972-2(lines 972 982) no Hoare annotation was computed. [2020-10-19 23:12:08,277 INFO L274 CegarLoopResult]: For program point L906-2(lines 906 916) no Hoare annotation was computed. [2020-10-19 23:12:08,277 INFO L274 CegarLoopResult]: For program point L708(lines 708 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,277 INFO L274 CegarLoopResult]: For program point L312(lines 312 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,277 INFO L274 CegarLoopResult]: For program point L577(lines 577 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,278 INFO L274 CegarLoopResult]: For program point L445(lines 445 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,278 INFO L274 CegarLoopResult]: For program point L379(lines 379 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,278 INFO L274 CegarLoopResult]: For program point L181-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:08,278 INFO L274 CegarLoopResult]: For program point L115-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:08,278 INFO L274 CegarLoopResult]: For program point L49-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:08,278 INFO L274 CegarLoopResult]: For program point L776(lines 776 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,279 INFO L274 CegarLoopResult]: For program point L644(lines 644 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,279 INFO L274 CegarLoopResult]: For program point L182(line 182) no Hoare annotation was computed. [2020-10-19 23:12:08,279 INFO L274 CegarLoopResult]: For program point L116(line 116) no Hoare annotation was computed. [2020-10-19 23:12:08,279 INFO L274 CegarLoopResult]: For program point L50(line 50) no Hoare annotation was computed. [2020-10-19 23:12:08,280 INFO L274 CegarLoopResult]: For program point L1041(line 1041) no Hoare annotation was computed. [2020-10-19 23:12:08,280 INFO L274 CegarLoopResult]: For program point L843(lines 843 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,280 INFO L274 CegarLoopResult]: For program point L249(lines 249 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,280 INFO L274 CegarLoopResult]: For program point L184-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:08,280 INFO L274 CegarLoopResult]: For program point L118-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:08,280 INFO L274 CegarLoopResult]: For program point L52-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:08,281 INFO L274 CegarLoopResult]: For program point L185(line 185) no Hoare annotation was computed. [2020-10-19 23:12:08,281 INFO L274 CegarLoopResult]: For program point L119(line 119) no Hoare annotation was computed. [2020-10-19 23:12:08,281 INFO L274 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed. [2020-10-19 23:12:08,281 INFO L274 CegarLoopResult]: For program point L714(lines 714 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,281 INFO L274 CegarLoopResult]: For program point L516(lines 516 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,281 INFO L274 CegarLoopResult]: For program point L649(lines 649 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,282 INFO L274 CegarLoopResult]: For program point L583(lines 583 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,282 INFO L274 CegarLoopResult]: For program point L517(lines 517 527) no Hoare annotation was computed. [2020-10-19 23:12:08,282 INFO L274 CegarLoopResult]: For program point L517-2(lines 517 527) no Hoare annotation was computed. [2020-10-19 23:12:08,282 INFO L274 CegarLoopResult]: For program point L319(lines 319 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,282 INFO L274 CegarLoopResult]: For program point L187-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:08,283 INFO L274 CegarLoopResult]: For program point L121-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:08,283 INFO L274 CegarLoopResult]: For program point L55-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:08,283 INFO L274 CegarLoopResult]: For program point L848(lines 848 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,283 INFO L274 CegarLoopResult]: For program point L782(lines 782 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,283 INFO L274 CegarLoopResult]: For program point L650(lines 650 659) no Hoare annotation was computed. [2020-10-19 23:12:08,284 INFO L274 CegarLoopResult]: For program point L650-2(lines 650 659) no Hoare annotation was computed. [2020-10-19 23:12:08,284 INFO L274 CegarLoopResult]: For program point L452(lines 452 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,284 INFO L274 CegarLoopResult]: For program point L386(lines 386 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,284 INFO L274 CegarLoopResult]: For program point L188(line 188) no Hoare annotation was computed. [2020-10-19 23:12:08,284 INFO L274 CegarLoopResult]: For program point L122(line 122) no Hoare annotation was computed. [2020-10-19 23:12:08,285 INFO L274 CegarLoopResult]: For program point L56(line 56) no Hoare annotation was computed. [2020-10-19 23:12:08,285 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-19 23:12:08,285 INFO L274 CegarLoopResult]: For program point L256(lines 256 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,285 INFO L274 CegarLoopResult]: For program point L190-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:08,285 INFO L274 CegarLoopResult]: For program point L124-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:08,286 INFO L274 CegarLoopResult]: For program point L58-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:08,286 INFO L274 CegarLoopResult]: For program point L983(lines 983 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,286 INFO L274 CegarLoopResult]: For program point L917(lines 917 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,286 INFO L274 CegarLoopResult]: For program point L719(lines 719 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,286 INFO L274 CegarLoopResult]: For program point L191(line 191) no Hoare annotation was computed. [2020-10-19 23:12:08,286 INFO L274 CegarLoopResult]: For program point L125(line 125) no Hoare annotation was computed. [2020-10-19 23:12:08,287 INFO L274 CegarLoopResult]: For program point L59(line 59) no Hoare annotation was computed. [2020-10-19 23:12:08,287 INFO L274 CegarLoopResult]: For program point L918(lines 918 928) no Hoare annotation was computed. [2020-10-19 23:12:08,287 INFO L274 CegarLoopResult]: For program point L918-2(lines 918 928) no Hoare annotation was computed. [2020-10-19 23:12:08,287 INFO L274 CegarLoopResult]: For program point L720(lines 720 732) no Hoare annotation was computed. [2020-10-19 23:12:08,287 INFO L274 CegarLoopResult]: For program point L720-2(lines 720 732) no Hoare annotation was computed. [2020-10-19 23:12:08,288 INFO L274 CegarLoopResult]: For program point L588(lines 588 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,288 INFO L274 CegarLoopResult]: For program point L324(lines 324 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,288 INFO L274 CegarLoopResult]: For program point L589(lines 589 599) no Hoare annotation was computed. [2020-10-19 23:12:08,288 INFO L274 CegarLoopResult]: For program point L589-2(lines 589 599) no Hoare annotation was computed. [2020-10-19 23:12:08,288 INFO L274 CegarLoopResult]: For program point L193-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:08,288 INFO L274 CegarLoopResult]: For program point L127-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:08,289 INFO L274 CegarLoopResult]: For program point L61-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:08,289 INFO L274 CegarLoopResult]: For program point L854(lines 854 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,289 INFO L274 CegarLoopResult]: For program point L458(lines 458 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,289 INFO L274 CegarLoopResult]: For program point L194(line 194) no Hoare annotation was computed. [2020-10-19 23:12:08,289 INFO L274 CegarLoopResult]: For program point L128(line 128) no Hoare annotation was computed. [2020-10-19 23:12:08,289 INFO L274 CegarLoopResult]: For program point L62(line 62) no Hoare annotation was computed. [2020-10-19 23:12:08,290 INFO L274 CegarLoopResult]: For program point L789(lines 789 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,290 INFO L274 CegarLoopResult]: For program point L393(lines 393 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,290 INFO L274 CegarLoopResult]: For program point L262(lines 262 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,290 INFO L274 CegarLoopResult]: For program point L196-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:08,290 INFO L274 CegarLoopResult]: For program point L130-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:08,290 INFO L274 CegarLoopResult]: For program point L64-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:08,290 INFO L274 CegarLoopResult]: For program point L197(line 197) no Hoare annotation was computed. [2020-10-19 23:12:08,291 INFO L274 CegarLoopResult]: For program point L131(line 131) no Hoare annotation was computed. [2020-10-19 23:12:08,291 INFO L274 CegarLoopResult]: For program point L65(line 65) no Hoare annotation was computed. [2020-10-19 23:12:08,291 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-10-19 23:12:08,291 INFO L274 CegarLoopResult]: For program point L990(lines 990 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,292 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4) no Hoare annotation was computed. [2020-10-19 23:12:08,292 INFO L274 CegarLoopResult]: For program point L660(lines 660 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,292 INFO L274 CegarLoopResult]: For program point L528(lines 528 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,293 INFO L274 CegarLoopResult]: For program point L331(lines 331 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,293 INFO L274 CegarLoopResult]: For program point L199-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:08,293 INFO L274 CegarLoopResult]: For program point L133-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:08,293 INFO L274 CegarLoopResult]: For program point L67-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:08,294 INFO L274 CegarLoopResult]: For program point L794(lines 794 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,294 INFO L274 CegarLoopResult]: For program point L200(line 200) no Hoare annotation was computed. [2020-10-19 23:12:08,294 INFO L274 CegarLoopResult]: For program point L134(line 134) no Hoare annotation was computed. [2020-10-19 23:12:08,294 INFO L274 CegarLoopResult]: For program point L68(line 68) no Hoare annotation was computed. [2020-10-19 23:12:08,295 INFO L274 CegarLoopResult]: For program point L861(lines 861 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,295 INFO L274 CegarLoopResult]: For program point L465(lines 465 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,295 INFO L274 CegarLoopResult]: For program point L267(lines 267 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,295 INFO L274 CegarLoopResult]: For program point L400(lines 400 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,296 INFO L274 CegarLoopResult]: For program point L202-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:08,296 INFO L274 CegarLoopResult]: For program point L136-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:08,296 INFO L274 CegarLoopResult]: For program point L70-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:08,297 INFO L274 CegarLoopResult]: For program point L4(line 4) no Hoare annotation was computed. [2020-10-19 23:12:08,297 INFO L274 CegarLoopResult]: For program point L995(lines 995 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,297 INFO L274 CegarLoopResult]: For program point L929(lines 929 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,297 INFO L274 CegarLoopResult]: For program point L665(lines 665 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,297 INFO L274 CegarLoopResult]: For program point L533(lines 533 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,298 INFO L274 CegarLoopResult]: For program point L401(lines 401 412) no Hoare annotation was computed. [2020-10-19 23:12:08,298 INFO L274 CegarLoopResult]: For program point L401-2(lines 401 412) no Hoare annotation was computed. [2020-10-19 23:12:08,298 INFO L274 CegarLoopResult]: For program point L203(line 203) no Hoare annotation was computed. [2020-10-19 23:12:08,298 INFO L274 CegarLoopResult]: For program point L137(line 137) no Hoare annotation was computed. [2020-10-19 23:12:08,299 INFO L274 CegarLoopResult]: For program point L71(line 71) no Hoare annotation was computed. [2020-10-19 23:12:08,299 INFO L274 CegarLoopResult]: For program point L600(lines 600 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,299 INFO L274 CegarLoopResult]: For program point L336(lines 336 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,300 INFO L274 CegarLoopResult]: For program point L270(lines 270 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,300 INFO L274 CegarLoopResult]: For program point L733(lines 733 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,300 INFO L274 CegarLoopResult]: For program point L205-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:08,300 INFO L274 CegarLoopResult]: For program point L139-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:08,300 INFO L274 CegarLoopResult]: For program point L73-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:08,301 INFO L274 CegarLoopResult]: For program point L206(line 206) no Hoare annotation was computed. [2020-10-19 23:12:08,301 INFO L274 CegarLoopResult]: For program point L140(line 140) no Hoare annotation was computed. [2020-10-19 23:12:08,301 INFO L274 CegarLoopResult]: For program point L74(line 74) no Hoare annotation was computed. [2020-10-19 23:12:08,302 INFO L274 CegarLoopResult]: For program point L867(lines 867 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,302 INFO L274 CegarLoopResult]: For program point L801(lines 801 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,302 INFO L274 CegarLoopResult]: For program point L934(lines 934 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,302 INFO L274 CegarLoopResult]: For program point L868(lines 868 877) no Hoare annotation was computed. [2020-10-19 23:12:08,303 INFO L274 CegarLoopResult]: For program point L868-2(lines 868 877) no Hoare annotation was computed. [2020-10-19 23:12:08,303 INFO L274 CegarLoopResult]: For program point L472(lines 472 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,303 INFO L274 CegarLoopResult]: For program point L142-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:08,303 INFO L274 CegarLoopResult]: For program point L76-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:08,304 INFO L274 CegarLoopResult]: For program point L605(lines 605 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,304 INFO L274 CegarLoopResult]: For program point L539(lines 539 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,304 INFO L274 CegarLoopResult]: For program point L143(line 143) no Hoare annotation was computed. [2020-10-19 23:12:08,304 INFO L274 CegarLoopResult]: For program point L77(line 77) no Hoare annotation was computed. [2020-10-19 23:12:08,305 INFO L274 CegarLoopResult]: For program point L1002(lines 1002 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,305 INFO L274 CegarLoopResult]: For program point L672(lines 672 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,305 INFO L274 CegarLoopResult]: For program point L606(lines 606 616) no Hoare annotation was computed. [2020-10-19 23:12:08,305 INFO L274 CegarLoopResult]: For program point L606-2(lines 606 616) no Hoare annotation was computed. [2020-10-19 23:12:08,306 INFO L274 CegarLoopResult]: For program point L342(lines 342 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,306 INFO L274 CegarLoopResult]: For program point L277(lines 277 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,306 INFO L274 CegarLoopResult]: For program point L145-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:08,306 INFO L274 CegarLoopResult]: For program point L79-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:08,307 INFO L274 CegarLoopResult]: For program point L806(lines 806 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,307 INFO L274 CegarLoopResult]: For program point L740(lines 740 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,307 INFO L274 CegarLoopResult]: For program point L146(line 146) no Hoare annotation was computed. [2020-10-19 23:12:08,308 INFO L274 CegarLoopResult]: For program point L80(line 80) no Hoare annotation was computed. [2020-10-19 23:12:08,308 INFO L274 CegarLoopResult]: For program point L807(lines 807 817) no Hoare annotation was computed. [2020-10-19 23:12:08,308 INFO L274 CegarLoopResult]: For program point L807-2(lines 807 817) no Hoare annotation was computed. [2020-10-19 23:12:08,308 INFO L274 CegarLoopResult]: For program point L544(lines 544 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,309 INFO L274 CegarLoopResult]: For program point L148-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:08,309 INFO L274 CegarLoopResult]: For program point L82-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:08,309 INFO L274 CegarLoopResult]: For program point L1007(lines 1007 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,309 INFO L274 CegarLoopResult]: For program point L941(lines 941 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,309 INFO L274 CegarLoopResult]: For program point L677(lines 677 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,310 INFO L274 CegarLoopResult]: For program point L479(lines 479 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,310 INFO L274 CegarLoopResult]: For program point L413(lines 413 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,310 INFO L274 CegarLoopResult]: For program point L149(line 149) no Hoare annotation was computed. [2020-10-19 23:12:08,311 INFO L274 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-10-19 23:12:08,311 INFO L274 CegarLoopResult]: For program point L942(lines 942 954) no Hoare annotation was computed. [2020-10-19 23:12:08,311 INFO L274 CegarLoopResult]: For program point L942-2(lines 942 954) no Hoare annotation was computed. [2020-10-19 23:12:08,311 INFO L274 CegarLoopResult]: For program point L480(lines 480 488) no Hoare annotation was computed. [2020-10-19 23:12:08,312 INFO L274 CegarLoopResult]: For program point L480-2(lines 480 488) no Hoare annotation was computed. [2020-10-19 23:12:08,312 INFO L274 CegarLoopResult]: For program point L348(lines 348 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,312 INFO L274 CegarLoopResult]: For program point L282(lines 282 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,312 INFO L274 CegarLoopResult]: For program point L216(lines 216 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,313 INFO L274 CegarLoopResult]: For program point L745(lines 745 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,313 INFO L274 CegarLoopResult]: For program point L151-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:08,313 INFO L274 CegarLoopResult]: For program point L85-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:08,313 INFO L274 CegarLoopResult]: For program point L878(lines 878 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,314 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-10-19 23:12:08,314 INFO L274 CegarLoopResult]: For program point L152(line 152) no Hoare annotation was computed. [2020-10-19 23:12:08,314 INFO L274 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-10-19 23:12:08,314 INFO L274 CegarLoopResult]: For program point L154-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:08,315 INFO L274 CegarLoopResult]: For program point L88-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:08,315 INFO L274 CegarLoopResult]: For program point L683(lines 683 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,315 INFO L274 CegarLoopResult]: For program point L617(lines 617 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,315 INFO L274 CegarLoopResult]: For program point L551(lines 551 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,316 INFO L274 CegarLoopResult]: For program point L419(lines 419 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,316 INFO L274 CegarLoopResult]: For program point L155(line 155) no Hoare annotation was computed. [2020-10-19 23:12:08,316 INFO L274 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-10-19 23:12:08,316 INFO L274 CegarLoopResult]: For program point L1014(lines 1014 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,317 INFO L274 CegarLoopResult]: For program point L883(lines 883 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,317 INFO L274 CegarLoopResult]: For program point L355(lines 355 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,317 INFO L274 CegarLoopResult]: For program point L289(lines 289 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,317 INFO L274 CegarLoopResult]: For program point L223(lines 223 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,318 INFO L274 CegarLoopResult]: For program point L157-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:08,318 INFO L274 CegarLoopResult]: For program point L91-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:08,318 INFO L274 CegarLoopResult]: For program point L25(lines 25 27) no Hoare annotation was computed. [2020-10-19 23:12:08,318 INFO L274 CegarLoopResult]: For program point L25-2(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:08,319 INFO L274 CegarLoopResult]: For program point L818(lines 818 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,319 INFO L274 CegarLoopResult]: For program point L752(lines 752 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,319 INFO L274 CegarLoopResult]: For program point L158(line 158) no Hoare annotation was computed. [2020-10-19 23:12:08,320 INFO L274 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-10-19 23:12:08,320 INFO L274 CegarLoopResult]: For program point L26(line 26) no Hoare annotation was computed. [2020-10-19 23:12:08,320 INFO L274 CegarLoopResult]: For program point L489(lines 489 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,320 INFO L274 CegarLoopResult]: For program point L490(lines 490 501) no Hoare annotation was computed. [2020-10-19 23:12:08,320 INFO L274 CegarLoopResult]: For program point L424(lines 424 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,321 INFO L274 CegarLoopResult]: For program point L490-2(lines 490 501) no Hoare annotation was computed. [2020-10-19 23:12:08,321 INFO L274 CegarLoopResult]: For program point L160-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:08,321 INFO L274 CegarLoopResult]: For program point L94-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:08,321 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-19 23:12:08,321 INFO L274 CegarLoopResult]: For program point L28-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:08,322 INFO L274 CegarLoopResult]: For program point L1019(lines 1019 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,322 INFO L274 CegarLoopResult]: For program point L623(lines 623 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,322 INFO L274 CegarLoopResult]: For program point L557(lines 557 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,322 INFO L274 CegarLoopResult]: For program point L161(line 161) no Hoare annotation was computed. [2020-10-19 23:12:08,323 INFO L274 CegarLoopResult]: For program point L95(line 95) no Hoare annotation was computed. [2020-10-19 23:12:08,323 INFO L274 CegarLoopResult]: For program point L29(line 29) no Hoare annotation was computed. [2020-10-19 23:12:08,323 INFO L274 CegarLoopResult]: For program point L888(lines 888 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,323 INFO L274 CegarLoopResult]: For program point L690(lines 690 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,323 INFO L274 CegarLoopResult]: For program point L360(lines 360 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,324 INFO L274 CegarLoopResult]: For program point L955(lines 955 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,324 INFO L274 CegarLoopResult]: For program point L229(lines 229 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,324 INFO L274 CegarLoopResult]: For program point L163-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:08,324 INFO L274 CegarLoopResult]: For program point L97-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:08,324 INFO L274 CegarLoopResult]: For program point L31-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:08,325 INFO L274 CegarLoopResult]: For program point L824(lines 824 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,325 INFO L274 CegarLoopResult]: For program point L296(lines 296 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,325 INFO L274 CegarLoopResult]: For program point L164(line 164) no Hoare annotation was computed. [2020-10-19 23:12:08,325 INFO L274 CegarLoopResult]: For program point L98(line 98) no Hoare annotation was computed. [2020-10-19 23:12:08,325 INFO L274 CegarLoopResult]: For program point L32(line 32) no Hoare annotation was computed. [2020-10-19 23:12:08,326 INFO L274 CegarLoopResult]: For program point L759(lines 759 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,326 INFO L274 CegarLoopResult]: For program point L760(lines 760 770) no Hoare annotation was computed. [2020-10-19 23:12:08,326 INFO L274 CegarLoopResult]: For program point L760-2(lines 760 770) no Hoare annotation was computed. [2020-10-19 23:12:08,326 INFO L274 CegarLoopResult]: For program point L166-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:08,326 INFO L274 CegarLoopResult]: For program point L100-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:08,327 INFO L274 CegarLoopResult]: For program point L34-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:08,327 INFO L274 CegarLoopResult]: For program point L827(lines 827 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,327 INFO L274 CegarLoopResult]: For program point L563(lines 563 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,327 INFO L274 CegarLoopResult]: For program point L431(lines 431 1026) no Hoare annotation was computed. [2020-10-19 23:12:08,328 INFO L274 CegarLoopResult]: For program point L167(line 167) no Hoare annotation was computed. [2020-10-19 23:12:08,328 INFO L274 CegarLoopResult]: For program point L101(line 101) no Hoare annotation was computed. [2020-10-19 23:12:08,328 INFO L274 CegarLoopResult]: For program point L35(line 35) no Hoare annotation was computed. [2020-10-19 23:12:08,349 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.10 11:12:08 BoogieIcfgContainer [2020-10-19 23:12:08,350 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-19 23:12:08,350 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-19 23:12:08,350 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-19 23:12:08,351 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-19 23:12:08,351 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 11:11:48" (3/4) ... [2020-10-19 23:12:08,355 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-10-19 23:12:08,381 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2020-10-19 23:12:08,384 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-10-19 23:12:08,386 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-19 23:12:08,389 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-19 23:12:08,796 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-19 23:12:08,797 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-19 23:12:08,800 INFO L168 Benchmark]: Toolchain (without parser) took 24163.59 ms. Allocated memory was 36.7 MB in the beginning and 219.7 MB in the end (delta: 183.0 MB). Free memory was 13.3 MB in the beginning and 149.8 MB in the end (delta: -136.5 MB). Peak memory consumption was 167.3 MB. Max. memory is 14.3 GB. [2020-10-19 23:12:08,801 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 34.6 MB. Free memory was 9.7 MB in the beginning and 9.7 MB in the end (delta: 45.5 kB). Peak memory consumption was 45.5 kB. Max. memory is 14.3 GB. [2020-10-19 23:12:08,803 INFO L168 Benchmark]: CACSL2BoogieTranslator took 905.75 ms. Allocated memory was 36.7 MB in the beginning and 47.7 MB in the end (delta: 11.0 MB). Free memory was 12.5 MB in the beginning and 21.1 MB in the end (delta: -8.7 MB). Peak memory consumption was 12.4 MB. Max. memory is 14.3 GB. [2020-10-19 23:12:08,804 INFO L168 Benchmark]: Boogie Procedure Inliner took 359.23 ms. Allocated memory was 47.7 MB in the beginning and 58.2 MB in the end (delta: 10.5 MB). Free memory was 21.1 MB in the beginning and 30.4 MB in the end (delta: -9.3 MB). Peak memory consumption was 21.6 MB. Max. memory is 14.3 GB. [2020-10-19 23:12:08,804 INFO L168 Benchmark]: Boogie Preprocessor took 142.99 ms. Allocated memory is still 58.2 MB. Free memory was 30.4 MB in the beginning and 19.5 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 14.3 GB. [2020-10-19 23:12:08,805 INFO L168 Benchmark]: RCFGBuilder took 2085.63 ms. Allocated memory was 58.2 MB in the beginning and 79.7 MB in the end (delta: 21.5 MB). Free memory was 19.5 MB in the beginning and 35.4 MB in the end (delta: -15.9 MB). Peak memory consumption was 22.3 MB. Max. memory is 14.3 GB. [2020-10-19 23:12:08,805 INFO L168 Benchmark]: TraceAbstraction took 20211.55 ms. Allocated memory was 79.7 MB in the beginning and 212.3 MB in the end (delta: 132.6 MB). Free memory was 34.8 MB in the beginning and 31.8 MB in the end (delta: 3.0 MB). Peak memory consumption was 135.7 MB. Max. memory is 14.3 GB. [2020-10-19 23:12:08,806 INFO L168 Benchmark]: Witness Printer took 447.06 ms. Allocated memory was 212.3 MB in the beginning and 219.7 MB in the end (delta: 7.3 MB). Free memory was 31.8 MB in the beginning and 149.8 MB in the end (delta: -118.1 MB). Peak memory consumption was 10.0 MB. Max. memory is 14.3 GB. [2020-10-19 23:12:08,810 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 34.6 MB. Free memory was 9.7 MB in the beginning and 9.7 MB in the end (delta: 45.5 kB). Peak memory consumption was 45.5 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 905.75 ms. Allocated memory was 36.7 MB in the beginning and 47.7 MB in the end (delta: 11.0 MB). Free memory was 12.5 MB in the beginning and 21.1 MB in the end (delta: -8.7 MB). Peak memory consumption was 12.4 MB. Max. memory is 14.3 GB. * Boogie Procedure Inliner took 359.23 ms. Allocated memory was 47.7 MB in the beginning and 58.2 MB in the end (delta: 10.5 MB). Free memory was 21.1 MB in the beginning and 30.4 MB in the end (delta: -9.3 MB). Peak memory consumption was 21.6 MB. Max. memory is 14.3 GB. * Boogie Preprocessor took 142.99 ms. Allocated memory is still 58.2 MB. Free memory was 30.4 MB in the beginning and 19.5 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 14.3 GB. * RCFGBuilder took 2085.63 ms. Allocated memory was 58.2 MB in the beginning and 79.7 MB in the end (delta: 21.5 MB). Free memory was 19.5 MB in the beginning and 35.4 MB in the end (delta: -15.9 MB). Peak memory consumption was 22.3 MB. Max. memory is 14.3 GB. * TraceAbstraction took 20211.55 ms. Allocated memory was 79.7 MB in the beginning and 212.3 MB in the end (delta: 132.6 MB). Free memory was 34.8 MB in the beginning and 31.8 MB in the end (delta: 3.0 MB). Peak memory consumption was 135.7 MB. Max. memory is 14.3 GB. * Witness Printer took 447.06 ms. Allocated memory was 212.3 MB in the beginning and 219.7 MB in the end (delta: 7.3 MB). Free memory was 31.8 MB in the beginning and 149.8 MB in the end (delta: -118.1 MB). Peak memory consumption was 10.0 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 4]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 24]: Loop Invariant Derived loop invariant: ((((97 <= a23 || a25 <= 10) || a25 == 11) || a25 == 12) || !(a4 == 1)) || a29 <= 245 - InvariantResult [Line: 1030]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1036]: Loop Invariant Derived loop invariant: ((((97 <= a23 || a25 <= 10) || a25 == 11) || a25 == 12) || !(a4 == 1)) || a29 <= 245 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 284 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 19.9s, OverallIterations: 11, TraceHistogramMax: 3, AutomataDifference: 15.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2048 SDtfs, 1938 SDslu, 282 SDs, 0 SdLazy, 6601 SolverSat, 1007 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 11.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 282 GetRequests, 264 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7066occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.7s AutomataMinimizationTime, 11 MinimizatonAttempts, 5212 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 67 NumberOfFragments, 41 HoareAnnotationTreeSize, 3 FomulaSimplifications, 1728 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 8 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 2341 NumberOfCodeBlocks, 2341 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 2329 ConstructedInterpolants, 1 QuantifiedInterpolants, 1662425 SizeOfPredicates, 1 NumberOfNonLiveVariables, 375 ConjunctsInSsa, 3 ConjunctsInUnsatCore, 12 InterpolantComputations, 11 PerfectInterpolantSequences, 1274/1313 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...