./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem11_label44.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -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_label44.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(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 06d11383001c52cfbf19a51eafe2dc3d238c9679 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-19 20:59:44,318 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-19 20:59:44,321 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-19 20:59:44,338 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-19 20:59:44,338 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-19 20:59:44,340 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-19 20:59:44,342 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-19 20:59:44,355 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-19 20:59:44,357 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-19 20:59:44,359 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-19 20:59:44,360 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-19 20:59:44,362 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-19 20:59:44,363 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-19 20:59:44,367 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-19 20:59:44,369 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-19 20:59:44,371 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-19 20:59:44,372 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-19 20:59:44,375 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-19 20:59:44,378 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-19 20:59:44,382 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-19 20:59:44,386 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-19 20:59:44,388 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-19 20:59:44,391 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-19 20:59:44,392 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-19 20:59:44,395 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-19 20:59:44,396 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-19 20:59:44,397 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-19 20:59:44,399 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-19 20:59:44,400 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-19 20:59:44,401 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-19 20:59:44,401 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-19 20:59:44,403 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-19 20:59:44,403 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-19 20:59:44,404 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-19 20:59:44,406 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-19 20:59:44,406 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-19 20:59:44,407 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-19 20:59:44,408 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-19 20:59:44,408 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-19 20:59:44,410 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-19 20:59:44,411 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-19 20:59:44,412 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-19 20:59:44,432 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-19 20:59:44,433 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-19 20:59:44,434 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-19 20:59:44,434 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-19 20:59:44,435 INFO L138 SettingsManager]: * Use SBE=true [2019-11-19 20:59:44,435 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-19 20:59:44,435 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-19 20:59:44,436 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-19 20:59:44,436 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-19 20:59:44,436 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-19 20:59:44,437 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-19 20:59:44,438 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-19 20:59:44,438 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-19 20:59:44,438 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-19 20:59:44,439 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-19 20:59:44,439 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-19 20:59:44,439 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-19 20:59:44,439 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-19 20:59:44,440 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-19 20:59:44,440 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-19 20:59:44,440 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-19 20:59:44,441 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-19 20:59:44,441 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-19 20:59:44,441 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-19 20:59:44,441 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-19 20:59:44,442 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-19 20:59:44,442 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-19 20:59:44,442 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-19 20:59:44,442 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(__VERIFIER_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 -> 06d11383001c52cfbf19a51eafe2dc3d238c9679 [2019-11-19 20:59:44,738 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-19 20:59:44,750 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-19 20:59:44,754 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-19 20:59:44,755 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-19 20:59:44,755 INFO L275 PluginConnector]: CDTParser initialized [2019-11-19 20:59:44,756 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label44.c [2019-11-19 20:59:44,829 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/deea8c751/b1641f9a21ac45709a207432a2b2dacd/FLAGbeb1c7389 [2019-11-19 20:59:45,429 INFO L306 CDTParser]: Found 1 translation units. [2019-11-19 20:59:45,431 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label44.c [2019-11-19 20:59:45,450 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/deea8c751/b1641f9a21ac45709a207432a2b2dacd/FLAGbeb1c7389 [2019-11-19 20:59:45,664 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/deea8c751/b1641f9a21ac45709a207432a2b2dacd [2019-11-19 20:59:45,667 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-19 20:59:45,669 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-19 20:59:45,670 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-19 20:59:45,670 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-19 20:59:45,673 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-19 20:59:45,674 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:59:45" (1/1) ... [2019-11-19 20:59:45,677 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5153e028 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:59:45, skipping insertion in model container [2019-11-19 20:59:45,677 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:59:45" (1/1) ... [2019-11-19 20:59:45,685 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-19 20:59:45,764 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-19 20:59:46,509 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 20:59:46,515 INFO L188 MainTranslator]: Completed pre-run [2019-11-19 20:59:46,709 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 20:59:46,729 INFO L192 MainTranslator]: Completed translation [2019-11-19 20:59:46,729 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:59:46 WrapperNode [2019-11-19 20:59:46,730 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-19 20:59:46,731 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-19 20:59:46,732 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-19 20:59:46,732 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-19 20:59:46,741 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:59:46" (1/1) ... [2019-11-19 20:59:46,778 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:59:46" (1/1) ... [2019-11-19 20:59:46,875 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-19 20:59:46,877 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-19 20:59:46,878 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-19 20:59:46,878 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-19 20:59:46,888 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:59:46" (1/1) ... [2019-11-19 20:59:46,888 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:59:46" (1/1) ... [2019-11-19 20:59:46,915 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:59:46" (1/1) ... [2019-11-19 20:59:46,916 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:59:46" (1/1) ... [2019-11-19 20:59:46,959 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:59:46" (1/1) ... [2019-11-19 20:59:46,976 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:59:46" (1/1) ... [2019-11-19 20:59:46,990 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:59:46" (1/1) ... [2019-11-19 20:59:47,007 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-19 20:59:47,008 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-19 20:59:47,008 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-19 20:59:47,008 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-19 20:59:47,009 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:59:46" (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 [2019-11-19 20:59:47,069 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-19 20:59:47,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-19 20:59:48,778 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-19 20:59:48,778 INFO L285 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-19 20:59:48,780 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:59:48 BoogieIcfgContainer [2019-11-19 20:59:48,780 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-19 20:59:48,782 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-19 20:59:48,782 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-19 20:59:48,785 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-19 20:59:48,786 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 08:59:45" (1/3) ... [2019-11-19 20:59:48,787 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@216fcaf1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:59:48, skipping insertion in model container [2019-11-19 20:59:48,787 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:59:46" (2/3) ... [2019-11-19 20:59:48,788 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@216fcaf1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:59:48, skipping insertion in model container [2019-11-19 20:59:48,788 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:59:48" (3/3) ... [2019-11-19 20:59:48,790 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem11_label44.c [2019-11-19 20:59:48,800 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-19 20:59:48,808 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-19 20:59:48,820 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-19 20:59:48,848 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-19 20:59:48,848 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-19 20:59:48,849 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-19 20:59:48,849 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-19 20:59:48,849 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-19 20:59:48,850 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-19 20:59:48,850 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-19 20:59:48,850 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-19 20:59:48,878 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states. [2019-11-19 20:59:48,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-19 20:59:48,886 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 20:59:48,887 INFO L410 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] [2019-11-19 20:59:48,888 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 20:59:48,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 20:59:48,895 INFO L82 PathProgramCache]: Analyzing trace with hash 678582746, now seen corresponding path program 1 times [2019-11-19 20:59:48,904 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 20:59:48,905 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1044290808] [2019-11-19 20:59:48,905 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 20:59:49,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 20:59:49,230 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 20:59:49,231 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1044290808] [2019-11-19 20:59:49,232 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 20:59:49,232 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-19 20:59:49,235 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1880036463] [2019-11-19 20:59:49,239 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-19 20:59:49,240 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 20:59:49,254 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-19 20:59:49,255 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-19 20:59:49,257 INFO L87 Difference]: Start difference. First operand 283 states. Second operand 4 states. [2019-11-19 20:59:51,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 20:59:51,406 INFO L93 Difference]: Finished difference Result 968 states and 1740 transitions. [2019-11-19 20:59:51,406 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-19 20:59:51,408 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 26 [2019-11-19 20:59:51,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 20:59:51,429 INFO L225 Difference]: With dead ends: 968 [2019-11-19 20:59:51,429 INFO L226 Difference]: Without dead ends: 602 [2019-11-19 20:59:51,434 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-19 20:59:51,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 602 states. [2019-11-19 20:59:51,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 602 to 407. [2019-11-19 20:59:51,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 407 states. [2019-11-19 20:59:51,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 407 states and 590 transitions. [2019-11-19 20:59:51,511 INFO L78 Accepts]: Start accepts. Automaton has 407 states and 590 transitions. Word has length 26 [2019-11-19 20:59:51,512 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 20:59:51,512 INFO L462 AbstractCegarLoop]: Abstraction has 407 states and 590 transitions. [2019-11-19 20:59:51,512 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-19 20:59:51,512 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 590 transitions. [2019-11-19 20:59:51,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-11-19 20:59:51,516 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 20:59:51,516 INFO L410 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 20:59:51,516 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 20:59:51,517 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 20:59:51,517 INFO L82 PathProgramCache]: Analyzing trace with hash -308519566, now seen corresponding path program 1 times [2019-11-19 20:59:51,517 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 20:59:51,518 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1460487053] [2019-11-19 20:59:51,518 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 20:59:51,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 20:59:51,701 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 20:59:51,701 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1460487053] [2019-11-19 20:59:51,702 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 20:59:51,702 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-19 20:59:51,702 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1009177612] [2019-11-19 20:59:51,704 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-19 20:59:51,704 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 20:59:51,704 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-19 20:59:51,705 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-19 20:59:51,705 INFO L87 Difference]: Start difference. First operand 407 states and 590 transitions. Second operand 4 states. [2019-11-19 20:59:53,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 20:59:53,571 INFO L93 Difference]: Finished difference Result 1567 states and 2285 transitions. [2019-11-19 20:59:53,572 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-19 20:59:53,572 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 94 [2019-11-19 20:59:53,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 20:59:53,578 INFO L225 Difference]: With dead ends: 1567 [2019-11-19 20:59:53,579 INFO L226 Difference]: Without dead ends: 1162 [2019-11-19 20:59:53,581 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-19 20:59:53,583 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1162 states. [2019-11-19 20:59:53,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1162 to 1148. [2019-11-19 20:59:53,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1148 states. [2019-11-19 20:59:53,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148 states to 1148 states and 1566 transitions. [2019-11-19 20:59:53,620 INFO L78 Accepts]: Start accepts. Automaton has 1148 states and 1566 transitions. Word has length 94 [2019-11-19 20:59:53,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 20:59:53,621 INFO L462 AbstractCegarLoop]: Abstraction has 1148 states and 1566 transitions. [2019-11-19 20:59:53,621 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-19 20:59:53,621 INFO L276 IsEmpty]: Start isEmpty. Operand 1148 states and 1566 transitions. [2019-11-19 20:59:53,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2019-11-19 20:59:53,624 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 20:59:53,625 INFO L410 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 20:59:53,625 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 20:59:53,625 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 20:59:53,626 INFO L82 PathProgramCache]: Analyzing trace with hash 1249111919, now seen corresponding path program 1 times [2019-11-19 20:59:53,626 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 20:59:53,626 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [903588339] [2019-11-19 20:59:53,626 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 20:59:53,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 20:59:53,816 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 20:59:53,816 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [903588339] [2019-11-19 20:59:53,817 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 20:59:53,818 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-19 20:59:53,819 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [840606951] [2019-11-19 20:59:53,819 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-19 20:59:53,820 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 20:59:53,821 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-19 20:59:53,821 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-19 20:59:53,822 INFO L87 Difference]: Start difference. First operand 1148 states and 1566 transitions. Second operand 4 states. [2019-11-19 20:59:55,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 20:59:55,418 INFO L93 Difference]: Finished difference Result 4144 states and 5719 transitions. [2019-11-19 20:59:55,419 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-19 20:59:55,419 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 97 [2019-11-19 20:59:55,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 20:59:55,434 INFO L225 Difference]: With dead ends: 4144 [2019-11-19 20:59:55,434 INFO L226 Difference]: Without dead ends: 2998 [2019-11-19 20:59:55,437 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-19 20:59:55,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2998 states. [2019-11-19 20:59:55,486 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2998 to 2998. [2019-11-19 20:59:55,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2998 states. [2019-11-19 20:59:55,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2998 states to 2998 states and 3666 transitions. [2019-11-19 20:59:55,495 INFO L78 Accepts]: Start accepts. Automaton has 2998 states and 3666 transitions. Word has length 97 [2019-11-19 20:59:55,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 20:59:55,496 INFO L462 AbstractCegarLoop]: Abstraction has 2998 states and 3666 transitions. [2019-11-19 20:59:55,496 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-19 20:59:55,496 INFO L276 IsEmpty]: Start isEmpty. Operand 2998 states and 3666 transitions. [2019-11-19 20:59:55,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2019-11-19 20:59:55,501 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 20:59:55,502 INFO L410 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 20:59:55,502 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 20:59:55,503 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 20:59:55,503 INFO L82 PathProgramCache]: Analyzing trace with hash -101534449, now seen corresponding path program 1 times [2019-11-19 20:59:55,503 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 20:59:55,503 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [474995013] [2019-11-19 20:59:55,504 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 20:59:55,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 20:59:55,683 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 20:59:55,683 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [474995013] [2019-11-19 20:59:55,684 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 20:59:55,684 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-19 20:59:55,684 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [755327982] [2019-11-19 20:59:55,685 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-19 20:59:55,685 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 20:59:55,685 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-19 20:59:55,686 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-11-19 20:59:55,686 INFO L87 Difference]: Start difference. First operand 2998 states and 3666 transitions. Second operand 5 states. [2019-11-19 20:59:58,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 20:59:58,064 INFO L93 Difference]: Finished difference Result 9336 states and 11717 transitions. [2019-11-19 20:59:58,065 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-19 20:59:58,065 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 153 [2019-11-19 20:59:58,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 20:59:58,092 INFO L225 Difference]: With dead ends: 9336 [2019-11-19 20:59:58,092 INFO L226 Difference]: Without dead ends: 6524 [2019-11-19 20:59:58,098 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-11-19 20:59:58,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6524 states. [2019-11-19 20:59:58,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6524 to 6523. [2019-11-19 20:59:58,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6523 states. [2019-11-19 20:59:58,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6523 states to 6523 states and 7930 transitions. [2019-11-19 20:59:58,229 INFO L78 Accepts]: Start accepts. Automaton has 6523 states and 7930 transitions. Word has length 153 [2019-11-19 20:59:58,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 20:59:58,230 INFO L462 AbstractCegarLoop]: Abstraction has 6523 states and 7930 transitions. [2019-11-19 20:59:58,230 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-19 20:59:58,230 INFO L276 IsEmpty]: Start isEmpty. Operand 6523 states and 7930 transitions. [2019-11-19 20:59:58,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2019-11-19 20:59:58,235 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 20:59:58,236 INFO L410 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-11-19 20:59:58,236 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 20:59:58,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 20:59:58,237 INFO L82 PathProgramCache]: Analyzing trace with hash -801477748, now seen corresponding path program 1 times [2019-11-19 20:59:58,238 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 20:59:58,238 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [120196284] [2019-11-19 20:59:58,239 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 20:59:58,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 20:59:58,442 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2019-11-19 20:59:58,443 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [120196284] [2019-11-19 20:59:58,443 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 20:59:58,444 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-19 20:59:58,444 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [604186866] [2019-11-19 20:59:58,445 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-19 20:59:58,445 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 20:59:58,445 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-19 20:59:58,446 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-19 20:59:58,446 INFO L87 Difference]: Start difference. First operand 6523 states and 7930 transitions. Second operand 4 states. [2019-11-19 21:00:00,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 21:00:00,261 INFO L93 Difference]: Finished difference Result 14541 states and 17831 transitions. [2019-11-19 21:00:00,262 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-19 21:00:00,262 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 219 [2019-11-19 21:00:00,263 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 21:00:00,304 INFO L225 Difference]: With dead ends: 14541 [2019-11-19 21:00:00,304 INFO L226 Difference]: Without dead ends: 8204 [2019-11-19 21:00:00,316 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-19 21:00:00,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8204 states. [2019-11-19 21:00:00,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8204 to 7442. [2019-11-19 21:00:00,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7442 states. [2019-11-19 21:00:00,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7442 states to 7442 states and 8862 transitions. [2019-11-19 21:00:00,496 INFO L78 Accepts]: Start accepts. Automaton has 7442 states and 8862 transitions. Word has length 219 [2019-11-19 21:00:00,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 21:00:00,498 INFO L462 AbstractCegarLoop]: Abstraction has 7442 states and 8862 transitions. [2019-11-19 21:00:00,498 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-19 21:00:00,498 INFO L276 IsEmpty]: Start isEmpty. Operand 7442 states and 8862 transitions. [2019-11-19 21:00:00,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2019-11-19 21:00:00,506 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 21:00:00,507 INFO L410 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-11-19 21:00:00,507 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 21:00:00,507 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 21:00:00,508 INFO L82 PathProgramCache]: Analyzing trace with hash 1442400907, now seen corresponding path program 1 times [2019-11-19 21:00:00,508 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 21:00:00,509 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [983874920] [2019-11-19 21:00:00,509 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 21:00:00,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 21:00:00,698 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 21:00:00,699 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [983874920] [2019-11-19 21:00:00,699 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 21:00:00,700 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-19 21:00:00,700 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1417568997] [2019-11-19 21:00:00,700 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-19 21:00:00,701 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 21:00:00,701 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-19 21:00:00,701 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-19 21:00:00,702 INFO L87 Difference]: Start difference. First operand 7442 states and 8862 transitions. Second operand 4 states. [2019-11-19 21:00:02,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 21:00:02,398 INFO L93 Difference]: Finished difference Result 17112 states and 20555 transitions. [2019-11-19 21:00:02,399 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-19 21:00:02,399 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 230 [2019-11-19 21:00:02,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 21:00:02,452 INFO L225 Difference]: With dead ends: 17112 [2019-11-19 21:00:02,453 INFO L226 Difference]: Without dead ends: 9856 [2019-11-19 21:00:02,465 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-19 21:00:02,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9856 states. [2019-11-19 21:00:02,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9856 to 9466. [2019-11-19 21:00:02,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9466 states. [2019-11-19 21:00:02,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9466 states to 9466 states and 11150 transitions. [2019-11-19 21:00:02,694 INFO L78 Accepts]: Start accepts. Automaton has 9466 states and 11150 transitions. Word has length 230 [2019-11-19 21:00:02,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 21:00:02,695 INFO L462 AbstractCegarLoop]: Abstraction has 9466 states and 11150 transitions. [2019-11-19 21:00:02,695 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-19 21:00:02,695 INFO L276 IsEmpty]: Start isEmpty. Operand 9466 states and 11150 transitions. [2019-11-19 21:00:02,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2019-11-19 21:00:02,705 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 21:00:02,706 INFO L410 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-11-19 21:00:02,707 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 21:00:02,707 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 21:00:02,707 INFO L82 PathProgramCache]: Analyzing trace with hash -1616620059, now seen corresponding path program 1 times [2019-11-19 21:00:02,708 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 21:00:02,708 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1101103771] [2019-11-19 21:00:02,708 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 21:00:02,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 21:00:03,374 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 151 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 21:00:03,374 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1101103771] [2019-11-19 21:00:03,375 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 21:00:03,375 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-19 21:00:03,376 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1932076861] [2019-11-19 21:00:03,377 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-19 21:00:03,377 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 21:00:03,377 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-19 21:00:03,378 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-11-19 21:00:03,378 INFO L87 Difference]: Start difference. First operand 9466 states and 11150 transitions. Second operand 5 states. [2019-11-19 21:00:05,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 21:00:05,683 INFO L93 Difference]: Finished difference Result 20253 states and 23894 transitions. [2019-11-19 21:00:05,684 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-19 21:00:05,684 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 258 [2019-11-19 21:00:05,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 21:00:05,713 INFO L225 Difference]: With dead ends: 20253 [2019-11-19 21:00:05,714 INFO L226 Difference]: Without dead ends: 12083 [2019-11-19 21:00:05,724 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-11-19 21:00:05,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12083 states. [2019-11-19 21:00:05,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12083 to 10953. [2019-11-19 21:00:05,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10953 states. [2019-11-19 21:00:05,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10953 states to 10953 states and 12810 transitions. [2019-11-19 21:00:05,892 INFO L78 Accepts]: Start accepts. Automaton has 10953 states and 12810 transitions. Word has length 258 [2019-11-19 21:00:05,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 21:00:05,893 INFO L462 AbstractCegarLoop]: Abstraction has 10953 states and 12810 transitions. [2019-11-19 21:00:05,893 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-19 21:00:05,893 INFO L276 IsEmpty]: Start isEmpty. Operand 10953 states and 12810 transitions. [2019-11-19 21:00:05,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2019-11-19 21:00:05,900 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 21:00:05,900 INFO L410 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 21:00:05,901 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 21:00:05,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 21:00:05,901 INFO L82 PathProgramCache]: Analyzing trace with hash 292208959, now seen corresponding path program 1 times [2019-11-19 21:00:05,902 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 21:00:05,902 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [897074996] [2019-11-19 21:00:05,902 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 21:00:05,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 21:00:06,144 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2019-11-19 21:00:06,145 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [897074996] [2019-11-19 21:00:06,145 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 21:00:06,145 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-19 21:00:06,145 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1740935792] [2019-11-19 21:00:06,146 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-19 21:00:06,146 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 21:00:06,146 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-19 21:00:06,147 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-11-19 21:00:06,147 INFO L87 Difference]: Start difference. First operand 10953 states and 12810 transitions. Second operand 5 states. [2019-11-19 21:00:08,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 21:00:08,744 INFO L93 Difference]: Finished difference Result 34618 states and 40717 transitions. [2019-11-19 21:00:08,744 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-19 21:00:08,745 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 261 [2019-11-19 21:00:08,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 21:00:08,788 INFO L225 Difference]: With dead ends: 34618 [2019-11-19 21:00:08,788 INFO L226 Difference]: Without dead ends: 23851 [2019-11-19 21:00:08,804 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-11-19 21:00:08,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23851 states. [2019-11-19 21:00:09,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23851 to 17579. [2019-11-19 21:00:09,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17579 states. [2019-11-19 21:00:09,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17579 states to 17579 states and 20174 transitions. [2019-11-19 21:00:09,092 INFO L78 Accepts]: Start accepts. Automaton has 17579 states and 20174 transitions. Word has length 261 [2019-11-19 21:00:09,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 21:00:09,093 INFO L462 AbstractCegarLoop]: Abstraction has 17579 states and 20174 transitions. [2019-11-19 21:00:09,093 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-19 21:00:09,093 INFO L276 IsEmpty]: Start isEmpty. Operand 17579 states and 20174 transitions. [2019-11-19 21:00:09,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2019-11-19 21:00:09,106 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 21:00:09,106 INFO L410 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-11-19 21:00:09,107 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 21:00:09,107 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 21:00:09,107 INFO L82 PathProgramCache]: Analyzing trace with hash -1313485887, now seen corresponding path program 1 times [2019-11-19 21:00:09,108 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 21:00:09,108 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [257062217] [2019-11-19 21:00:09,108 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 21:00:09,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 21:00:09,364 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2019-11-19 21:00:09,364 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [257062217] [2019-11-19 21:00:09,365 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 21:00:09,365 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-19 21:00:09,370 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1583168216] [2019-11-19 21:00:09,370 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-19 21:00:09,371 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 21:00:09,371 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-19 21:00:09,372 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-19 21:00:09,372 INFO L87 Difference]: Start difference. First operand 17579 states and 20174 transitions. Second operand 3 states. [2019-11-19 21:00:09,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 21:00:09,911 INFO L93 Difference]: Finished difference Result 33484 states and 38341 transitions. [2019-11-19 21:00:09,912 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-19 21:00:09,912 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 308 [2019-11-19 21:00:09,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 21:00:09,941 INFO L225 Difference]: With dead ends: 33484 [2019-11-19 21:00:09,942 INFO L226 Difference]: Without dead ends: 16649 [2019-11-19 21:00:09,961 INFO L630 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 [2019-11-19 21:00:09,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16649 states. [2019-11-19 21:00:10,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16649 to 16645. [2019-11-19 21:00:10,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16645 states. [2019-11-19 21:00:10,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16645 states to 16645 states and 18992 transitions. [2019-11-19 21:00:10,268 INFO L78 Accepts]: Start accepts. Automaton has 16645 states and 18992 transitions. Word has length 308 [2019-11-19 21:00:10,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 21:00:10,270 INFO L462 AbstractCegarLoop]: Abstraction has 16645 states and 18992 transitions. [2019-11-19 21:00:10,270 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-19 21:00:10,270 INFO L276 IsEmpty]: Start isEmpty. Operand 16645 states and 18992 transitions. [2019-11-19 21:00:10,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 427 [2019-11-19 21:00:10,310 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 21:00:10,311 INFO L410 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2019-11-19 21:00:10,311 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 21:00:10,311 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 21:00:10,312 INFO L82 PathProgramCache]: Analyzing trace with hash -306541705, now seen corresponding path program 1 times [2019-11-19 21:00:10,312 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 21:00:10,312 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1305381084] [2019-11-19 21:00:10,313 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 21:00:10,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 21:00:10,804 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 503 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2019-11-19 21:00:10,805 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1305381084] [2019-11-19 21:00:10,806 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 21:00:10,806 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-19 21:00:10,806 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1047459276] [2019-11-19 21:00:10,808 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-19 21:00:10,808 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 21:00:10,808 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-19 21:00:10,810 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-19 21:00:10,810 INFO L87 Difference]: Start difference. First operand 16645 states and 18992 transitions. Second operand 4 states. [2019-11-19 21:00:12,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 21:00:12,341 INFO L93 Difference]: Finished difference Result 33131 states and 37836 transitions. [2019-11-19 21:00:12,344 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-19 21:00:12,344 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 426 [2019-11-19 21:00:12,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 21:00:12,367 INFO L225 Difference]: With dead ends: 33131 [2019-11-19 21:00:12,368 INFO L226 Difference]: Without dead ends: 16672 [2019-11-19 21:00:12,381 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-19 21:00:12,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16672 states. [2019-11-19 21:00:12,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16672 to 16645. [2019-11-19 21:00:12,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16645 states. [2019-11-19 21:00:12,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16645 states to 16645 states and 18734 transitions. [2019-11-19 21:00:12,567 INFO L78 Accepts]: Start accepts. Automaton has 16645 states and 18734 transitions. Word has length 426 [2019-11-19 21:00:12,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 21:00:12,570 INFO L462 AbstractCegarLoop]: Abstraction has 16645 states and 18734 transitions. [2019-11-19 21:00:12,571 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-19 21:00:12,571 INFO L276 IsEmpty]: Start isEmpty. Operand 16645 states and 18734 transitions. [2019-11-19 21:00:12,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 442 [2019-11-19 21:00:12,616 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 21:00:12,616 INFO L410 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 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] [2019-11-19 21:00:12,617 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 21:00:12,618 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 21:00:12,619 INFO L82 PathProgramCache]: Analyzing trace with hash -758299991, now seen corresponding path program 1 times [2019-11-19 21:00:12,619 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 21:00:12,619 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [70533175] [2019-11-19 21:00:12,620 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 21:00:12,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 21:00:13,185 INFO L134 CoverageAnalysis]: Checked inductivity of 642 backedges. 529 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2019-11-19 21:00:13,185 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [70533175] [2019-11-19 21:00:13,186 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 21:00:13,186 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-19 21:00:13,187 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1085430643] [2019-11-19 21:00:13,188 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-19 21:00:13,189 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 21:00:13,189 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-19 21:00:13,189 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-19 21:00:13,190 INFO L87 Difference]: Start difference. First operand 16645 states and 18734 transitions. Second operand 3 states. [2019-11-19 21:00:14,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 21:00:14,140 INFO L93 Difference]: Finished difference Result 32536 states and 36592 transitions. [2019-11-19 21:00:14,141 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-19 21:00:14,141 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 441 [2019-11-19 21:00:14,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 21:00:14,169 INFO L225 Difference]: With dead ends: 32536 [2019-11-19 21:00:14,170 INFO L226 Difference]: Without dead ends: 15157 [2019-11-19 21:00:14,182 INFO L630 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 [2019-11-19 21:00:14,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15157 states. [2019-11-19 21:00:14,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15157 to 11657. [2019-11-19 21:00:14,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11657 states. [2019-11-19 21:00:14,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11657 states to 11657 states and 12837 transitions. [2019-11-19 21:00:14,334 INFO L78 Accepts]: Start accepts. Automaton has 11657 states and 12837 transitions. Word has length 441 [2019-11-19 21:00:14,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 21:00:14,335 INFO L462 AbstractCegarLoop]: Abstraction has 11657 states and 12837 transitions. [2019-11-19 21:00:14,336 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-19 21:00:14,336 INFO L276 IsEmpty]: Start isEmpty. Operand 11657 states and 12837 transitions. [2019-11-19 21:00:14,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 497 [2019-11-19 21:00:14,359 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 21:00:14,360 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 21:00:14,361 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 21:00:14,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 21:00:14,362 INFO L82 PathProgramCache]: Analyzing trace with hash -1640817050, now seen corresponding path program 1 times [2019-11-19 21:00:14,362 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 21:00:14,364 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1886186945] [2019-11-19 21:00:14,364 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 21:00:14,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 21:00:14,904 INFO L134 CoverageAnalysis]: Checked inductivity of 488 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 417 trivial. 0 not checked. [2019-11-19 21:00:14,905 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1886186945] [2019-11-19 21:00:14,905 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 21:00:14,905 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-19 21:00:14,905 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [923173219] [2019-11-19 21:00:14,906 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-19 21:00:14,906 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 21:00:14,907 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-19 21:00:14,907 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-19 21:00:14,907 INFO L87 Difference]: Start difference. First operand 11657 states and 12837 transitions. Second operand 3 states. [2019-11-19 21:00:15,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 21:00:15,419 INFO L93 Difference]: Finished difference Result 22569 states and 24860 transitions. [2019-11-19 21:00:15,420 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-19 21:00:15,420 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 496 [2019-11-19 21:00:15,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 21:00:15,421 INFO L225 Difference]: With dead ends: 22569 [2019-11-19 21:00:15,422 INFO L226 Difference]: Without dead ends: 0 [2019-11-19 21:00:15,433 INFO L630 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 [2019-11-19 21:00:15,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-19 21:00:15,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-19 21:00:15,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-19 21:00:15,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-19 21:00:15,434 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 496 [2019-11-19 21:00:15,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 21:00:15,435 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-19 21:00:15,435 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-19 21:00:15,436 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-19 21:00:15,436 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-19 21:00:15,442 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-19 21:00:15,638 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 123 [2019-11-19 21:00:15,793 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 123 [2019-11-19 21:00:16,407 WARN L191 SmtUtils]: Spent 610.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 55 [2019-11-19 21:00:17,041 WARN L191 SmtUtils]: Spent 631.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 55 [2019-11-19 21:00:17,045 INFO L444 ceAbstractionStarter]: For program point L168(line 168) no Hoare annotation was computed. [2019-11-19 21:00:17,046 INFO L444 ceAbstractionStarter]: For program point L102(line 102) no Hoare annotation was computed. [2019-11-19 21:00:17,046 INFO L444 ceAbstractionStarter]: For program point L36(line 36) no Hoare annotation was computed. [2019-11-19 21:00:17,046 INFO L447 ceAbstractionStarter]: At program point L1028(lines 1028 1044) the Hoare annotation is: true [2019-11-19 21:00:17,046 INFO L444 ceAbstractionStarter]: For program point L566(lines 566 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,046 INFO L444 ceAbstractionStarter]: For program point L500(lines 500 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,047 INFO L444 ceAbstractionStarter]: For program point L170-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:17,047 INFO L444 ceAbstractionStarter]: For program point L104-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:17,047 INFO L444 ceAbstractionStarter]: For program point L38-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:17,047 INFO L444 ceAbstractionStarter]: For program point L963(lines 963 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,047 INFO L444 ceAbstractionStarter]: For program point L831(lines 831 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,047 INFO L444 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2019-11-19 21:00:17,047 INFO L444 ceAbstractionStarter]: For program point L105(line 105) no Hoare annotation was computed. [2019-11-19 21:00:17,047 INFO L444 ceAbstractionStarter]: For program point L39(line 39) no Hoare annotation was computed. [2019-11-19 21:00:17,048 INFO L444 ceAbstractionStarter]: For program point L898(lines 898 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,048 INFO L444 ceAbstractionStarter]: For program point L436(lines 436 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,048 INFO L444 ceAbstractionStarter]: For program point L370(lines 370 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,049 INFO L444 ceAbstractionStarter]: For program point L635(lines 635 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,049 INFO L444 ceAbstractionStarter]: For program point L305(lines 305 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,049 INFO L444 ceAbstractionStarter]: For program point L173-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:17,049 INFO L444 ceAbstractionStarter]: For program point L107-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:17,049 INFO L444 ceAbstractionStarter]: For program point L41-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:17,049 INFO L444 ceAbstractionStarter]: For program point L240(lines 240 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,050 INFO L444 ceAbstractionStarter]: For program point L174(line 174) no Hoare annotation was computed. [2019-11-19 21:00:17,050 INFO L444 ceAbstractionStarter]: For program point L108(line 108) no Hoare annotation was computed. [2019-11-19 21:00:17,050 INFO L444 ceAbstractionStarter]: For program point L42(line 42) no Hoare annotation was computed. [2019-11-19 21:00:17,050 INFO L444 ceAbstractionStarter]: For program point L769(lines 769 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,051 INFO L440 ceAbstractionStarter]: At program point L1034-2(lines 1034 1043) the Hoare annotation is: (let ((.cse4 (= ~a25~0 9))) (let ((.cse7 (< 245 ~a29~0)) (.cse1 (<= ~a29~0 140)) (.cse10 (= 10 ~a25~0)) (.cse8 (not .cse4)) (.cse5 (<= ~a23~0 138)) (.cse3 (= 1 ~a4~0)) (.cse9 (<= 130 ~a29~0)) (.cse11 (<= 312 ~a23~0)) (.cse0 (= 1 ~a3~0)) (.cse6 (= 12 ~a25~0)) (.cse2 (= 15 ~a8~0))) (or (and .cse0 (or (and .cse1 (<= ~a23~0 312) .cse2 .cse3 (< 138 ~a23~0)) (and .cse4 .cse5 .cse2 .cse3) (and .cse6 .cse2 .cse3))) (and .cse1 .cse4 .cse0 .cse5 .cse2) (and (and .cse5 .cse7) .cse0 .cse2) (and .cse8 .cse0 .cse2 .cse3 .cse9) (and .cse0 .cse2 .cse3 .cse7) (and .cse5 .cse10 .cse2 .cse3) (and .cse1 .cse0 .cse10 .cse2) (and .cse8 (not (= ~a25~0 11)) .cse0 .cse2 .cse3 .cse11) (and .cse8 .cse0 .cse5 .cse2 (not (= ~a4~0 1))) (and .cse0 .cse2 .cse3 .cse9 .cse11) (and .cse0 (and .cse6 (<= ~a4~0 0)) .cse2)))) [2019-11-19 21:00:17,051 INFO L444 ceAbstractionStarter]: For program point L836(lines 836 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,051 INFO L444 ceAbstractionStarter]: For program point L572(lines 572 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,051 INFO L444 ceAbstractionStarter]: For program point L176-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:17,052 INFO L444 ceAbstractionStarter]: For program point L110-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:17,052 INFO L444 ceAbstractionStarter]: For program point L44-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:17,052 INFO L444 ceAbstractionStarter]: For program point L969(lines 969 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,052 INFO L444 ceAbstractionStarter]: For program point L903(lines 903 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,053 INFO L444 ceAbstractionStarter]: For program point L507(lines 507 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,053 INFO L444 ceAbstractionStarter]: For program point L177(line 177) no Hoare annotation was computed. [2019-11-19 21:00:17,053 INFO L444 ceAbstractionStarter]: For program point L111(line 111) no Hoare annotation was computed. [2019-11-19 21:00:17,053 INFO L444 ceAbstractionStarter]: For program point L45(line 45) no Hoare annotation was computed. [2019-11-19 21:00:17,053 INFO L444 ceAbstractionStarter]: For program point L970(lines 970 980) no Hoare annotation was computed. [2019-11-19 21:00:17,054 INFO L444 ceAbstractionStarter]: For program point L904(lines 904 914) no Hoare annotation was computed. [2019-11-19 21:00:17,054 INFO L444 ceAbstractionStarter]: For program point L970-2(lines 970 980) no Hoare annotation was computed. [2019-11-19 21:00:17,054 INFO L444 ceAbstractionStarter]: For program point L904-2(lines 904 914) no Hoare annotation was computed. [2019-11-19 21:00:17,054 INFO L444 ceAbstractionStarter]: For program point L706(lines 706 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,054 INFO L444 ceAbstractionStarter]: For program point L310(lines 310 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,055 INFO L444 ceAbstractionStarter]: For program point L575(lines 575 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,055 INFO L444 ceAbstractionStarter]: For program point L443(lines 443 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,055 INFO L444 ceAbstractionStarter]: For program point L377(lines 377 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,055 INFO L444 ceAbstractionStarter]: For program point L179-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:17,055 INFO L444 ceAbstractionStarter]: For program point L113-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:17,056 INFO L444 ceAbstractionStarter]: For program point L47-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:17,056 INFO L444 ceAbstractionStarter]: For program point L774(lines 774 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,056 INFO L444 ceAbstractionStarter]: For program point L642(lines 642 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,056 INFO L444 ceAbstractionStarter]: For program point L180(line 180) no Hoare annotation was computed. [2019-11-19 21:00:17,056 INFO L444 ceAbstractionStarter]: For program point L114(line 114) no Hoare annotation was computed. [2019-11-19 21:00:17,056 INFO L444 ceAbstractionStarter]: For program point L48(line 48) no Hoare annotation was computed. [2019-11-19 21:00:17,057 INFO L444 ceAbstractionStarter]: For program point L1039(line 1039) no Hoare annotation was computed. [2019-11-19 21:00:17,057 INFO L444 ceAbstractionStarter]: For program point L841(lines 841 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,057 INFO L444 ceAbstractionStarter]: For program point L247(lines 247 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,057 INFO L444 ceAbstractionStarter]: For program point L182-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:17,057 INFO L444 ceAbstractionStarter]: For program point L116-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:17,058 INFO L444 ceAbstractionStarter]: For program point L50-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:17,058 INFO L444 ceAbstractionStarter]: For program point L183(line 183) no Hoare annotation was computed. [2019-11-19 21:00:17,058 INFO L444 ceAbstractionStarter]: For program point L117(line 117) no Hoare annotation was computed. [2019-11-19 21:00:17,058 INFO L444 ceAbstractionStarter]: For program point L51(line 51) no Hoare annotation was computed. [2019-11-19 21:00:17,058 INFO L444 ceAbstractionStarter]: For program point L712(lines 712 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,059 INFO L444 ceAbstractionStarter]: For program point L514(lines 514 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,059 INFO L444 ceAbstractionStarter]: For program point L647(lines 647 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,059 INFO L444 ceAbstractionStarter]: For program point L581(lines 581 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,059 INFO L444 ceAbstractionStarter]: For program point L515(lines 515 525) no Hoare annotation was computed. [2019-11-19 21:00:17,059 INFO L444 ceAbstractionStarter]: For program point L515-2(lines 515 525) no Hoare annotation was computed. [2019-11-19 21:00:17,059 INFO L444 ceAbstractionStarter]: For program point L317(lines 317 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,060 INFO L444 ceAbstractionStarter]: For program point L185-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:17,060 INFO L444 ceAbstractionStarter]: For program point L119-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:17,060 INFO L444 ceAbstractionStarter]: For program point L53-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:17,060 INFO L444 ceAbstractionStarter]: For program point L846(lines 846 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,060 INFO L444 ceAbstractionStarter]: For program point L780(lines 780 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,061 INFO L444 ceAbstractionStarter]: For program point L648(lines 648 657) no Hoare annotation was computed. [2019-11-19 21:00:17,061 INFO L444 ceAbstractionStarter]: For program point L648-2(lines 648 657) no Hoare annotation was computed. [2019-11-19 21:00:17,061 INFO L444 ceAbstractionStarter]: For program point L450(lines 450 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,061 INFO L444 ceAbstractionStarter]: For program point L384(lines 384 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,061 INFO L444 ceAbstractionStarter]: For program point L186(line 186) no Hoare annotation was computed. [2019-11-19 21:00:17,061 INFO L444 ceAbstractionStarter]: For program point L120(line 120) no Hoare annotation was computed. [2019-11-19 21:00:17,062 INFO L444 ceAbstractionStarter]: For program point L54(line 54) no Hoare annotation was computed. [2019-11-19 21:00:17,062 INFO L444 ceAbstractionStarter]: For program point L254(lines 254 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,062 INFO L444 ceAbstractionStarter]: For program point L188-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:17,062 INFO L444 ceAbstractionStarter]: For program point L122-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:17,062 INFO L444 ceAbstractionStarter]: For program point L56-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:17,062 INFO L444 ceAbstractionStarter]: For program point L981(lines 981 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,063 INFO L444 ceAbstractionStarter]: For program point L915(lines 915 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,063 INFO L444 ceAbstractionStarter]: For program point L717(lines 717 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,063 INFO L444 ceAbstractionStarter]: For program point L189(line 189) no Hoare annotation was computed. [2019-11-19 21:00:17,063 INFO L444 ceAbstractionStarter]: For program point L123(line 123) no Hoare annotation was computed. [2019-11-19 21:00:17,063 INFO L444 ceAbstractionStarter]: For program point L57(line 57) no Hoare annotation was computed. [2019-11-19 21:00:17,064 INFO L444 ceAbstractionStarter]: For program point L916(lines 916 926) no Hoare annotation was computed. [2019-11-19 21:00:17,064 INFO L444 ceAbstractionStarter]: For program point L916-2(lines 916 926) no Hoare annotation was computed. [2019-11-19 21:00:17,064 INFO L444 ceAbstractionStarter]: For program point L718(lines 718 730) no Hoare annotation was computed. [2019-11-19 21:00:17,064 INFO L444 ceAbstractionStarter]: For program point L718-2(lines 718 730) no Hoare annotation was computed. [2019-11-19 21:00:17,064 INFO L444 ceAbstractionStarter]: For program point L586(lines 586 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,064 INFO L444 ceAbstractionStarter]: For program point L322(lines 322 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,065 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-19 21:00:17,065 INFO L444 ceAbstractionStarter]: For program point L587(lines 587 597) no Hoare annotation was computed. [2019-11-19 21:00:17,065 INFO L444 ceAbstractionStarter]: For program point L587-2(lines 587 597) no Hoare annotation was computed. [2019-11-19 21:00:17,065 INFO L444 ceAbstractionStarter]: For program point L191-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:17,065 INFO L444 ceAbstractionStarter]: For program point L125-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:17,066 INFO L444 ceAbstractionStarter]: For program point L59-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:17,066 INFO L444 ceAbstractionStarter]: For program point L852(lines 852 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,066 INFO L444 ceAbstractionStarter]: For program point L456(lines 456 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,066 INFO L444 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2019-11-19 21:00:17,066 INFO L444 ceAbstractionStarter]: For program point L126(line 126) no Hoare annotation was computed. [2019-11-19 21:00:17,067 INFO L444 ceAbstractionStarter]: For program point L60(line 60) no Hoare annotation was computed. [2019-11-19 21:00:17,067 INFO L444 ceAbstractionStarter]: For program point L787(lines 787 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,067 INFO L444 ceAbstractionStarter]: For program point L391(lines 391 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,067 INFO L444 ceAbstractionStarter]: For program point L260(lines 260 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,067 INFO L444 ceAbstractionStarter]: For program point L194-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:17,067 INFO L444 ceAbstractionStarter]: For program point L128-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:17,068 INFO L444 ceAbstractionStarter]: For program point L62-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:17,068 INFO L444 ceAbstractionStarter]: For program point L195(line 195) no Hoare annotation was computed. [2019-11-19 21:00:17,068 INFO L444 ceAbstractionStarter]: For program point L129(line 129) no Hoare annotation was computed. [2019-11-19 21:00:17,068 INFO L444 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2019-11-19 21:00:17,068 INFO L444 ceAbstractionStarter]: For program point L988(lines 988 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,068 INFO L444 ceAbstractionStarter]: For program point L658(lines 658 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,068 INFO L444 ceAbstractionStarter]: For program point L526(lines 526 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,068 INFO L444 ceAbstractionStarter]: For program point L329(lines 329 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,069 INFO L444 ceAbstractionStarter]: For program point L197-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:17,069 INFO L444 ceAbstractionStarter]: For program point L131-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:17,069 INFO L444 ceAbstractionStarter]: For program point L65-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:17,069 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-19 21:00:17,069 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 84) no Hoare annotation was computed. [2019-11-19 21:00:17,069 INFO L444 ceAbstractionStarter]: For program point L792(lines 792 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,069 INFO L444 ceAbstractionStarter]: For program point L198(line 198) no Hoare annotation was computed. [2019-11-19 21:00:17,069 INFO L444 ceAbstractionStarter]: For program point L132(line 132) no Hoare annotation was computed. [2019-11-19 21:00:17,069 INFO L444 ceAbstractionStarter]: For program point L66(line 66) no Hoare annotation was computed. [2019-11-19 21:00:17,070 INFO L444 ceAbstractionStarter]: For program point L859(lines 859 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,070 INFO L444 ceAbstractionStarter]: For program point L463(lines 463 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,070 INFO L444 ceAbstractionStarter]: For program point L265(lines 265 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,070 INFO L444 ceAbstractionStarter]: For program point L398(lines 398 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,070 INFO L444 ceAbstractionStarter]: For program point L200-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:17,070 INFO L444 ceAbstractionStarter]: For program point L134-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:17,070 INFO L444 ceAbstractionStarter]: For program point L68-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:17,070 INFO L444 ceAbstractionStarter]: For program point L993(lines 993 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,070 INFO L444 ceAbstractionStarter]: For program point L927(lines 927 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,070 INFO L444 ceAbstractionStarter]: For program point L663(lines 663 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,071 INFO L444 ceAbstractionStarter]: For program point L531(lines 531 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,071 INFO L444 ceAbstractionStarter]: For program point L399(lines 399 410) no Hoare annotation was computed. [2019-11-19 21:00:17,071 INFO L444 ceAbstractionStarter]: For program point L399-2(lines 399 410) no Hoare annotation was computed. [2019-11-19 21:00:17,071 INFO L444 ceAbstractionStarter]: For program point L201(line 201) no Hoare annotation was computed. [2019-11-19 21:00:17,071 INFO L444 ceAbstractionStarter]: For program point L135(line 135) no Hoare annotation was computed. [2019-11-19 21:00:17,071 INFO L444 ceAbstractionStarter]: For program point L69(line 69) no Hoare annotation was computed. [2019-11-19 21:00:17,071 INFO L444 ceAbstractionStarter]: For program point L598(lines 598 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,071 INFO L444 ceAbstractionStarter]: For program point L334(lines 334 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,071 INFO L444 ceAbstractionStarter]: For program point L268(lines 268 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,071 INFO L444 ceAbstractionStarter]: For program point L731(lines 731 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,072 INFO L444 ceAbstractionStarter]: For program point L203-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:17,072 INFO L444 ceAbstractionStarter]: For program point L137-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:17,072 INFO L444 ceAbstractionStarter]: For program point L71-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:17,072 INFO L444 ceAbstractionStarter]: For program point L204(line 204) no Hoare annotation was computed. [2019-11-19 21:00:17,072 INFO L444 ceAbstractionStarter]: For program point L138(line 138) no Hoare annotation was computed. [2019-11-19 21:00:17,072 INFO L444 ceAbstractionStarter]: For program point L72(line 72) no Hoare annotation was computed. [2019-11-19 21:00:17,072 INFO L444 ceAbstractionStarter]: For program point L865(lines 865 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,072 INFO L444 ceAbstractionStarter]: For program point L799(lines 799 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,072 INFO L444 ceAbstractionStarter]: For program point L932(lines 932 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,073 INFO L444 ceAbstractionStarter]: For program point L866(lines 866 875) no Hoare annotation was computed. [2019-11-19 21:00:17,073 INFO L444 ceAbstractionStarter]: For program point L866-2(lines 866 875) no Hoare annotation was computed. [2019-11-19 21:00:17,073 INFO L444 ceAbstractionStarter]: For program point L470(lines 470 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,073 INFO L444 ceAbstractionStarter]: For program point L140-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:17,073 INFO L444 ceAbstractionStarter]: For program point L74-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:17,073 INFO L444 ceAbstractionStarter]: For program point L603(lines 603 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,073 INFO L444 ceAbstractionStarter]: For program point L537(lines 537 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,073 INFO L444 ceAbstractionStarter]: For program point L141(line 141) no Hoare annotation was computed. [2019-11-19 21:00:17,073 INFO L444 ceAbstractionStarter]: For program point L75(line 75) no Hoare annotation was computed. [2019-11-19 21:00:17,074 INFO L444 ceAbstractionStarter]: For program point L1000(lines 1000 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,074 INFO L444 ceAbstractionStarter]: For program point L670(lines 670 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,074 INFO L444 ceAbstractionStarter]: For program point L604(lines 604 614) no Hoare annotation was computed. [2019-11-19 21:00:17,074 INFO L444 ceAbstractionStarter]: For program point L604-2(lines 604 614) no Hoare annotation was computed. [2019-11-19 21:00:17,074 INFO L444 ceAbstractionStarter]: For program point L340(lines 340 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,074 INFO L444 ceAbstractionStarter]: For program point L275(lines 275 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,074 INFO L444 ceAbstractionStarter]: For program point L143-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:17,074 INFO L444 ceAbstractionStarter]: For program point L77-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:17,075 INFO L444 ceAbstractionStarter]: For program point L804(lines 804 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,075 INFO L444 ceAbstractionStarter]: For program point L738(lines 738 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,075 INFO L444 ceAbstractionStarter]: For program point L144(line 144) no Hoare annotation was computed. [2019-11-19 21:00:17,075 INFO L444 ceAbstractionStarter]: For program point L78(line 78) no Hoare annotation was computed. [2019-11-19 21:00:17,075 INFO L444 ceAbstractionStarter]: For program point L805(lines 805 815) no Hoare annotation was computed. [2019-11-19 21:00:17,075 INFO L444 ceAbstractionStarter]: For program point L805-2(lines 805 815) no Hoare annotation was computed. [2019-11-19 21:00:17,075 INFO L444 ceAbstractionStarter]: For program point L542(lines 542 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,075 INFO L444 ceAbstractionStarter]: For program point L146-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:17,076 INFO L444 ceAbstractionStarter]: For program point L80-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:17,076 INFO L444 ceAbstractionStarter]: For program point L1005(lines 1005 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,076 INFO L444 ceAbstractionStarter]: For program point L939(lines 939 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,076 INFO L444 ceAbstractionStarter]: For program point L675(lines 675 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,076 INFO L444 ceAbstractionStarter]: For program point L477(lines 477 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,076 INFO L444 ceAbstractionStarter]: For program point L411(lines 411 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,076 INFO L444 ceAbstractionStarter]: For program point L147(line 147) no Hoare annotation was computed. [2019-11-19 21:00:17,076 INFO L444 ceAbstractionStarter]: For program point L81(line 81) no Hoare annotation was computed. [2019-11-19 21:00:17,077 INFO L444 ceAbstractionStarter]: For program point L940(lines 940 952) no Hoare annotation was computed. [2019-11-19 21:00:17,077 INFO L444 ceAbstractionStarter]: For program point L940-2(lines 940 952) no Hoare annotation was computed. [2019-11-19 21:00:17,077 INFO L444 ceAbstractionStarter]: For program point L478(lines 478 486) no Hoare annotation was computed. [2019-11-19 21:00:17,077 INFO L444 ceAbstractionStarter]: For program point L478-2(lines 478 486) no Hoare annotation was computed. [2019-11-19 21:00:17,077 INFO L444 ceAbstractionStarter]: For program point L346(lines 346 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,077 INFO L444 ceAbstractionStarter]: For program point L280(lines 280 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,077 INFO L444 ceAbstractionStarter]: For program point L214(lines 214 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,077 INFO L444 ceAbstractionStarter]: For program point L743(lines 743 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,078 INFO L444 ceAbstractionStarter]: For program point L149-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:17,078 INFO L444 ceAbstractionStarter]: For program point L83-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:17,078 INFO L444 ceAbstractionStarter]: For program point L876(lines 876 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,078 INFO L444 ceAbstractionStarter]: For program point L150(line 150) no Hoare annotation was computed. [2019-11-19 21:00:17,078 INFO L444 ceAbstractionStarter]: For program point L84(line 84) no Hoare annotation was computed. [2019-11-19 21:00:17,078 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-19 21:00:17,078 INFO L444 ceAbstractionStarter]: For program point L152-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:17,078 INFO L444 ceAbstractionStarter]: For program point L86-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:17,079 INFO L444 ceAbstractionStarter]: For program point L681(lines 681 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,079 INFO L444 ceAbstractionStarter]: For program point L615(lines 615 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,079 INFO L444 ceAbstractionStarter]: For program point L549(lines 549 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,079 INFO L444 ceAbstractionStarter]: For program point L417(lines 417 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,079 INFO L444 ceAbstractionStarter]: For program point L153(line 153) no Hoare annotation was computed. [2019-11-19 21:00:17,079 INFO L444 ceAbstractionStarter]: For program point L87(line 87) no Hoare annotation was computed. [2019-11-19 21:00:17,079 INFO L444 ceAbstractionStarter]: For program point L1012(lines 1012 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,079 INFO L444 ceAbstractionStarter]: For program point L881(lines 881 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,080 INFO L444 ceAbstractionStarter]: For program point L353(lines 353 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,080 INFO L444 ceAbstractionStarter]: For program point L287(lines 287 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,080 INFO L444 ceAbstractionStarter]: For program point L221(lines 221 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,080 INFO L444 ceAbstractionStarter]: For program point L155-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:17,080 INFO L444 ceAbstractionStarter]: For program point L89-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:17,080 INFO L444 ceAbstractionStarter]: For program point L23(lines 23 25) no Hoare annotation was computed. [2019-11-19 21:00:17,080 INFO L444 ceAbstractionStarter]: For program point L23-2(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:17,080 INFO L444 ceAbstractionStarter]: For program point L816(lines 816 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,081 INFO L444 ceAbstractionStarter]: For program point L750(lines 750 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,081 INFO L444 ceAbstractionStarter]: For program point L156(line 156) no Hoare annotation was computed. [2019-11-19 21:00:17,081 INFO L444 ceAbstractionStarter]: For program point L90(line 90) no Hoare annotation was computed. [2019-11-19 21:00:17,081 INFO L444 ceAbstractionStarter]: For program point L24(line 24) no Hoare annotation was computed. [2019-11-19 21:00:17,081 INFO L444 ceAbstractionStarter]: For program point L487(lines 487 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,081 INFO L444 ceAbstractionStarter]: For program point L488(lines 488 499) no Hoare annotation was computed. [2019-11-19 21:00:17,081 INFO L444 ceAbstractionStarter]: For program point L422(lines 422 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,081 INFO L444 ceAbstractionStarter]: For program point L488-2(lines 488 499) no Hoare annotation was computed. [2019-11-19 21:00:17,082 INFO L444 ceAbstractionStarter]: For program point L158-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:17,082 INFO L444 ceAbstractionStarter]: For program point L92-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:17,082 INFO L444 ceAbstractionStarter]: For program point L26-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:17,082 INFO L444 ceAbstractionStarter]: For program point L1017(lines 1017 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,082 INFO L444 ceAbstractionStarter]: For program point L621(lines 621 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,082 INFO L444 ceAbstractionStarter]: For program point L555(lines 555 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,082 INFO L444 ceAbstractionStarter]: For program point L159(line 159) no Hoare annotation was computed. [2019-11-19 21:00:17,082 INFO L444 ceAbstractionStarter]: For program point L93(line 93) no Hoare annotation was computed. [2019-11-19 21:00:17,083 INFO L444 ceAbstractionStarter]: For program point L27(line 27) no Hoare annotation was computed. [2019-11-19 21:00:17,083 INFO L444 ceAbstractionStarter]: For program point L886(lines 886 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,084 INFO L444 ceAbstractionStarter]: For program point L688(lines 688 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,085 INFO L444 ceAbstractionStarter]: For program point L358(lines 358 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,085 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-19 21:00:17,085 INFO L444 ceAbstractionStarter]: For program point L953(lines 953 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,085 INFO L444 ceAbstractionStarter]: For program point L227(lines 227 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,085 INFO L444 ceAbstractionStarter]: For program point L161-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:17,085 INFO L444 ceAbstractionStarter]: For program point L95-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:17,086 INFO L444 ceAbstractionStarter]: For program point L29-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:17,086 INFO L444 ceAbstractionStarter]: For program point L822(lines 822 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,086 INFO L444 ceAbstractionStarter]: For program point L294(lines 294 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,088 INFO L444 ceAbstractionStarter]: For program point L162(line 162) no Hoare annotation was computed. [2019-11-19 21:00:17,088 INFO L444 ceAbstractionStarter]: For program point L96(line 96) no Hoare annotation was computed. [2019-11-19 21:00:17,088 INFO L444 ceAbstractionStarter]: For program point L30(line 30) no Hoare annotation was computed. [2019-11-19 21:00:17,089 INFO L444 ceAbstractionStarter]: For program point L757(lines 757 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,089 INFO L444 ceAbstractionStarter]: For program point L758(lines 758 768) no Hoare annotation was computed. [2019-11-19 21:00:17,089 INFO L444 ceAbstractionStarter]: For program point L758-2(lines 758 768) no Hoare annotation was computed. [2019-11-19 21:00:17,089 INFO L444 ceAbstractionStarter]: For program point L164-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:17,089 INFO L444 ceAbstractionStarter]: For program point L98-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:17,089 INFO L444 ceAbstractionStarter]: For program point L32-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:17,089 INFO L444 ceAbstractionStarter]: For program point L825(lines 825 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,089 INFO L444 ceAbstractionStarter]: For program point L561(lines 561 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,090 INFO L444 ceAbstractionStarter]: For program point L429(lines 429 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,090 INFO L444 ceAbstractionStarter]: For program point L165(line 165) no Hoare annotation was computed. [2019-11-19 21:00:17,090 INFO L444 ceAbstractionStarter]: For program point L99(line 99) no Hoare annotation was computed. [2019-11-19 21:00:17,091 INFO L444 ceAbstractionStarter]: For program point L33(line 33) no Hoare annotation was computed. [2019-11-19 21:00:17,091 INFO L444 ceAbstractionStarter]: For program point L958(lines 958 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,091 INFO L444 ceAbstractionStarter]: For program point L694(lines 694 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,091 INFO L444 ceAbstractionStarter]: For program point L628(lines 628 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,092 INFO L440 ceAbstractionStarter]: At program point L1025(lines 22 1026) the Hoare annotation is: (let ((.cse4 (= ~a25~0 9))) (let ((.cse7 (< 245 ~a29~0)) (.cse1 (<= ~a29~0 140)) (.cse10 (= 10 ~a25~0)) (.cse8 (not .cse4)) (.cse5 (<= ~a23~0 138)) (.cse3 (= 1 ~a4~0)) (.cse9 (<= 130 ~a29~0)) (.cse11 (<= 312 ~a23~0)) (.cse0 (= 1 ~a3~0)) (.cse6 (= 12 ~a25~0)) (.cse2 (= 15 ~a8~0))) (or (and .cse0 (or (and .cse1 (<= ~a23~0 312) .cse2 .cse3 (< 138 ~a23~0)) (and .cse4 .cse5 .cse2 .cse3) (and .cse6 .cse2 .cse3))) (and .cse1 .cse4 .cse0 .cse5 .cse2) (and (and .cse5 .cse7) .cse0 .cse2) (and .cse8 .cse0 .cse2 .cse3 .cse9) (and .cse0 .cse2 .cse3 .cse7) (and .cse5 .cse10 .cse2 .cse3) (and .cse1 .cse0 .cse10 .cse2) (and .cse8 (not (= ~a25~0 11)) .cse0 .cse2 .cse3 .cse11) (and .cse8 .cse0 .cse5 .cse2 (not (= ~a4~0 1))) (and .cse0 .cse2 .cse3 .cse9 .cse11) (and .cse0 (and .cse6 (<= ~a4~0 0)) .cse2)))) [2019-11-19 21:00:17,092 INFO L444 ceAbstractionStarter]: For program point L893(lines 893 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,092 INFO L444 ceAbstractionStarter]: For program point L695(lines 695 705) no Hoare annotation was computed. [2019-11-19 21:00:17,092 INFO L444 ceAbstractionStarter]: For program point L695-2(lines 695 705) no Hoare annotation was computed. [2019-11-19 21:00:17,092 INFO L444 ceAbstractionStarter]: For program point L365(lines 365 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,092 INFO L444 ceAbstractionStarter]: For program point L299(lines 299 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,092 INFO L444 ceAbstractionStarter]: For program point L233(lines 233 1024) no Hoare annotation was computed. [2019-11-19 21:00:17,093 INFO L444 ceAbstractionStarter]: For program point L167-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:17,093 INFO L444 ceAbstractionStarter]: For program point L101-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:17,093 INFO L444 ceAbstractionStarter]: For program point L35-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:17,141 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 09:00:17 BoogieIcfgContainer [2019-11-19 21:00:17,141 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-19 21:00:17,142 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-19 21:00:17,142 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-19 21:00:17,142 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-19 21:00:17,143 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:59:48" (3/4) ... [2019-11-19 21:00:17,146 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-19 21:00:17,188 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-19 21:00:17,190 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-19 21:00:17,555 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-19 21:00:17,555 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-19 21:00:17,557 INFO L168 Benchmark]: Toolchain (without parser) took 31888.61 ms. Allocated memory was 1.0 GB in the beginning and 2.0 GB in the end (delta: 999.8 MB). Free memory was 953.7 MB in the beginning and 1.9 GB in the end (delta: -938.2 MB). Peak memory consumption was 1.2 GB. Max. memory is 11.5 GB. [2019-11-19 21:00:17,557 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 21:00:17,558 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1061.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 953.7 MB in the beginning and 1.1 GB in the end (delta: -161.9 MB). Peak memory consumption was 43.3 MB. Max. memory is 11.5 GB. [2019-11-19 21:00:17,558 INFO L168 Benchmark]: Boogie Procedure Inliner took 145.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 11.5 GB. [2019-11-19 21:00:17,558 INFO L168 Benchmark]: Boogie Preprocessor took 130.23 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 11.5 GB. [2019-11-19 21:00:17,559 INFO L168 Benchmark]: RCFGBuilder took 1772.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 911.4 MB in the end (delta: 177.7 MB). Peak memory consumption was 177.7 MB. Max. memory is 11.5 GB. [2019-11-19 21:00:17,559 INFO L168 Benchmark]: TraceAbstraction took 28359.78 ms. Allocated memory was 1.2 GB in the beginning and 2.0 GB in the end (delta: 847.8 MB). Free memory was 911.4 MB in the beginning and 771.5 MB in the end (delta: 140.0 MB). Peak memory consumption was 987.7 MB. Max. memory is 11.5 GB. [2019-11-19 21:00:17,560 INFO L168 Benchmark]: Witness Printer took 413.36 ms. Allocated memory was 2.0 GB in the beginning and 2.0 GB in the end (delta: 2.6 MB). Free memory was 771.5 MB in the beginning and 1.9 GB in the end (delta: -1.1 GB). Peak memory consumption was 5.9 MB. Max. memory is 11.5 GB. [2019-11-19 21:00:17,562 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1061.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 953.7 MB in the beginning and 1.1 GB in the end (delta: -161.9 MB). Peak memory consumption was 43.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 145.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 130.23 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1772.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 911.4 MB in the end (delta: 177.7 MB). Peak memory consumption was 177.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 28359.78 ms. Allocated memory was 1.2 GB in the beginning and 2.0 GB in the end (delta: 847.8 MB). Free memory was 911.4 MB in the beginning and 771.5 MB in the end (delta: 140.0 MB). Peak memory consumption was 987.7 MB. Max. memory is 11.5 GB. * Witness Printer took 413.36 ms. Allocated memory was 2.0 GB in the beginning and 2.0 GB in the end (delta: 2.6 MB). Free memory was 771.5 MB in the beginning and 1.9 GB in the end (delta: -1.1 GB). Peak memory consumption was 5.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 84]: 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: 1028]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1034]: Loop Invariant Derived loop invariant: ((((((((((1 == a3 && ((((((a29 <= 140 && a23 <= 312) && 15 == a8) && 1 == a4) && 138 < a23) || (((a25 == 9 && a23 <= 138) && 15 == a8) && 1 == a4)) || ((12 == a25 && 15 == a8) && 1 == a4))) || ((((a29 <= 140 && a25 == 9) && 1 == a3) && a23 <= 138) && 15 == a8)) || (((a23 <= 138 && 245 < a29) && 1 == a3) && 15 == a8)) || ((((!(a25 == 9) && 1 == a3) && 15 == a8) && 1 == a4) && 130 <= a29)) || (((1 == a3 && 15 == a8) && 1 == a4) && 245 < a29)) || (((a23 <= 138 && 10 == a25) && 15 == a8) && 1 == a4)) || (((a29 <= 140 && 1 == a3) && 10 == a25) && 15 == a8)) || (((((!(a25 == 9) && !(a25 == 11)) && 1 == a3) && 15 == a8) && 1 == a4) && 312 <= a23)) || ((((!(a25 == 9) && 1 == a3) && a23 <= 138) && 15 == a8) && !(a4 == 1))) || ((((1 == a3 && 15 == a8) && 1 == a4) && 130 <= a29) && 312 <= a23)) || ((1 == a3 && 12 == a25 && a4 <= 0) && 15 == a8) - InvariantResult [Line: 22]: Loop Invariant Derived loop invariant: ((((((((((1 == a3 && ((((((a29 <= 140 && a23 <= 312) && 15 == a8) && 1 == a4) && 138 < a23) || (((a25 == 9 && a23 <= 138) && 15 == a8) && 1 == a4)) || ((12 == a25 && 15 == a8) && 1 == a4))) || ((((a29 <= 140 && a25 == 9) && 1 == a3) && a23 <= 138) && 15 == a8)) || (((a23 <= 138 && 245 < a29) && 1 == a3) && 15 == a8)) || ((((!(a25 == 9) && 1 == a3) && 15 == a8) && 1 == a4) && 130 <= a29)) || (((1 == a3 && 15 == a8) && 1 == a4) && 245 < a29)) || (((a23 <= 138 && 10 == a25) && 15 == a8) && 1 == a4)) || (((a29 <= 140 && 1 == a3) && 10 == a25) && 15 == a8)) || (((((!(a25 == 9) && !(a25 == 11)) && 1 == a3) && 15 == a8) && 1 == a4) && 312 <= a23)) || ((((!(a25 == 9) && 1 == a3) && a23 <= 138) && 15 == a8) && !(a4 == 1))) || ((((1 == a3 && 15 == a8) && 1 == a4) && 130 <= a29) && 312 <= a23)) || ((1 == a3 && 12 == a25 && a4 <= 0) && 15 == a8) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 283 locations, 1 error locations. Result: SAFE, OverallTime: 28.2s, OverallIterations: 12, TraceHistogramMax: 5, AutomataDifference: 20.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.6s, HoareTripleCheckerStatistics: 1520 SDtfs, 4314 SDslu, 466 SDs, 0 SdLazy, 12149 SolverSat, 2313 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 15.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 43 GetRequests, 17 SyntacticMatches, 2 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=17579occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.7s AutomataMinimizationTime, 12 MinimizatonAttempts, 12295 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 136 NumberOfFragments, 401 HoareAnnotationTreeSize, 3 FomulaSimplifications, 5174 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 3 FomulaSimplificationsInter, 1874 FormulaSimplificationTreeSizeReductionInter, 1.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 3009 NumberOfCodeBlocks, 3009 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 2997 ConstructedInterpolants, 0 QuantifiedInterpolants, 2296024 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 2465/2465 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...