./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem02_label22.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30f4e4ab 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/Problem02_label22.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 03d2eba0c96e405e42abc242d8ae37d66c66f111 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-30f4e4a [2019-11-27 22:40:00,411 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 22:40:00,414 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 22:40:00,434 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 22:40:00,434 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 22:40:00,437 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 22:40:00,439 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 22:40:00,451 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 22:40:00,455 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 22:40:00,457 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 22:40:00,458 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 22:40:00,460 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 22:40:00,460 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 22:40:00,464 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 22:40:00,466 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 22:40:00,468 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 22:40:00,470 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 22:40:00,474 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 22:40:00,477 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 22:40:00,481 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 22:40:00,485 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 22:40:00,489 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 22:40:00,490 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 22:40:00,492 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 22:40:00,496 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 22:40:00,497 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 22:40:00,497 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 22:40:00,499 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 22:40:00,500 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 22:40:00,501 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 22:40:00,502 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 22:40:00,503 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 22:40:00,504 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 22:40:00,505 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 22:40:00,506 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 22:40:00,506 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 22:40:00,508 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 22:40:00,508 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 22:40:00,508 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 22:40:00,509 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 22:40:00,510 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 22:40:00,511 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 22:40:00,539 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 22:40:00,539 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 22:40:00,540 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 22:40:00,541 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 22:40:00,541 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 22:40:00,541 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 22:40:00,541 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 22:40:00,542 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 22:40:00,543 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 22:40:00,543 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 22:40:00,544 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 22:40:00,545 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 22:40:00,545 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 22:40:00,545 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 22:40:00,546 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 22:40:00,546 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 22:40:00,546 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 22:40:00,547 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 22:40:00,547 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 22:40:00,547 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 22:40:00,548 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 22:40:00,548 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 22:40:00,548 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 22:40:00,549 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 22:40:00,549 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 22:40:00,550 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 22:40:00,550 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 22:40:00,550 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 22:40:00,550 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 -> 03d2eba0c96e405e42abc242d8ae37d66c66f111 [2019-11-27 22:40:00,885 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 22:40:00,904 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 22:40:00,908 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 22:40:00,910 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 22:40:00,910 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 22:40:00,911 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label22.c [2019-11-27 22:40:00,998 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f66ac00cf/38f8201170304403a8e54dff931ef245/FLAGef3b57714 [2019-11-27 22:40:01,588 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 22:40:01,592 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label22.c [2019-11-27 22:40:01,610 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f66ac00cf/38f8201170304403a8e54dff931ef245/FLAGef3b57714 [2019-11-27 22:40:01,890 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f66ac00cf/38f8201170304403a8e54dff931ef245 [2019-11-27 22:40:01,900 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 22:40:01,902 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-27 22:40:01,911 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 22:40:01,911 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 22:40:01,914 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 22:40:01,915 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:40:01" (1/1) ... [2019-11-27 22:40:01,926 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@388be10d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:40:01, skipping insertion in model container [2019-11-27 22:40:01,927 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:40:01" (1/1) ... [2019-11-27 22:40:01,947 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 22:40:02,044 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 22:40:02,604 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 22:40:02,610 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 22:40:02,727 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 22:40:02,748 INFO L208 MainTranslator]: Completed translation [2019-11-27 22:40:02,748 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:40:02 WrapperNode [2019-11-27 22:40:02,748 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 22:40:02,749 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 22:40:02,749 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 22:40:02,750 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 22:40:02,758 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:40:02" (1/1) ... [2019-11-27 22:40:02,780 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:40:02" (1/1) ... [2019-11-27 22:40:02,834 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 22:40:02,835 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 22:40:02,835 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 22:40:02,835 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 22:40:02,846 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:40:02" (1/1) ... [2019-11-27 22:40:02,847 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:40:02" (1/1) ... [2019-11-27 22:40:02,851 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:40:02" (1/1) ... [2019-11-27 22:40:02,852 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:40:02" (1/1) ... [2019-11-27 22:40:02,873 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:40:02" (1/1) ... [2019-11-27 22:40:02,885 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:40:02" (1/1) ... [2019-11-27 22:40:02,893 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:40:02" (1/1) ... [2019-11-27 22:40:02,901 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 22:40:02,902 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-27 22:40:02,903 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-27 22:40:02,903 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-27 22:40:02,904 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:40:02" (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 [2019-11-27 22:40:02,991 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-27 22:40:02,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-27 22:40:04,124 INFO L292 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-27 22:40:04,125 INFO L297 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-27 22:40:04,126 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 10:40:04 BoogieIcfgContainer [2019-11-27 22:40:04,127 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-27 22:40:04,128 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-27 22:40:04,128 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-27 22:40:04,132 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-27 22:40:04,132 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.11 10:40:01" (1/3) ... [2019-11-27 22:40:04,133 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f2f0f15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 10:40:04, skipping insertion in model container [2019-11-27 22:40:04,134 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:40:02" (2/3) ... [2019-11-27 22:40:04,134 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f2f0f15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 10:40:04, skipping insertion in model container [2019-11-27 22:40:04,135 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 10:40:04" (3/3) ... [2019-11-27 22:40:04,136 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem02_label22.c [2019-11-27 22:40:04,147 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-27 22:40:04,156 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-27 22:40:04,170 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-27 22:40:04,199 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-27 22:40:04,200 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-27 22:40:04,200 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-27 22:40:04,200 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-27 22:40:04,200 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-27 22:40:04,201 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-27 22:40:04,201 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-27 22:40:04,201 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-27 22:40:04,225 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states. [2019-11-27 22:40:04,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2019-11-27 22:40:04,237 INFO L402 BasicCegarLoop]: Found error trace [2019-11-27 22:40:04,238 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-27 22:40:04,239 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-27 22:40:04,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-27 22:40:04,246 INFO L82 PathProgramCache]: Analyzing trace with hash -1473688725, now seen corresponding path program 1 times [2019-11-27 22:40:04,256 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-27 22:40:04,257 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [600422224] [2019-11-27 22:40:04,257 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-27 22:40:04,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-27 22:40:04,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-27 22:40:04,725 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [600422224] [2019-11-27 22:40:04,726 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-27 22:40:04,727 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-27 22:40:04,729 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1111653570] [2019-11-27 22:40:04,735 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-27 22:40:04,735 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-27 22:40:04,749 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-27 22:40:04,750 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-27 22:40:04,752 INFO L87 Difference]: Start difference. First operand 227 states. Second operand 4 states. [2019-11-27 22:40:06,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-27 22:40:06,158 INFO L93 Difference]: Finished difference Result 739 states and 1311 transitions. [2019-11-27 22:40:06,159 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-27 22:40:06,160 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 97 [2019-11-27 22:40:06,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-27 22:40:06,188 INFO L225 Difference]: With dead ends: 739 [2019-11-27 22:40:06,188 INFO L226 Difference]: Without dead ends: 445 [2019-11-27 22:40:06,200 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-27 22:40:06,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 445 states. [2019-11-27 22:40:06,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 445 to 445. [2019-11-27 22:40:06,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 445 states. [2019-11-27 22:40:06,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 445 states and 664 transitions. [2019-11-27 22:40:06,305 INFO L78 Accepts]: Start accepts. Automaton has 445 states and 664 transitions. Word has length 97 [2019-11-27 22:40:06,306 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-27 22:40:06,306 INFO L462 AbstractCegarLoop]: Abstraction has 445 states and 664 transitions. [2019-11-27 22:40:06,306 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-27 22:40:06,306 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 664 transitions. [2019-11-27 22:40:06,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2019-11-27 22:40:06,312 INFO L402 BasicCegarLoop]: Found error trace [2019-11-27 22:40:06,312 INFO L410 BasicCegarLoop]: trace histogram [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] [2019-11-27 22:40:06,313 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-27 22:40:06,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-27 22:40:06,313 INFO L82 PathProgramCache]: Analyzing trace with hash -1100128886, now seen corresponding path program 1 times [2019-11-27 22:40:06,313 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-27 22:40:06,314 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [929541759] [2019-11-27 22:40:06,314 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-27 22:40:06,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-27 22:40:06,432 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-27 22:40:06,433 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [929541759] [2019-11-27 22:40:06,433 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-27 22:40:06,434 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-27 22:40:06,434 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [498994618] [2019-11-27 22:40:06,437 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-27 22:40:06,438 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-27 22:40:06,438 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-27 22:40:06,438 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-27 22:40:06,439 INFO L87 Difference]: Start difference. First operand 445 states and 664 transitions. Second operand 4 states. [2019-11-27 22:40:07,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-27 22:40:07,298 INFO L93 Difference]: Finished difference Result 1470 states and 2193 transitions. [2019-11-27 22:40:07,298 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-27 22:40:07,299 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 115 [2019-11-27 22:40:07,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-27 22:40:07,305 INFO L225 Difference]: With dead ends: 1470 [2019-11-27 22:40:07,305 INFO L226 Difference]: Without dead ends: 1027 [2019-11-27 22:40:07,308 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 [2019-11-27 22:40:07,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1027 states. [2019-11-27 22:40:07,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1027 to 729. [2019-11-27 22:40:07,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 729 states. [2019-11-27 22:40:07,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 729 states and 1053 transitions. [2019-11-27 22:40:07,335 INFO L78 Accepts]: Start accepts. Automaton has 729 states and 1053 transitions. Word has length 115 [2019-11-27 22:40:07,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-27 22:40:07,336 INFO L462 AbstractCegarLoop]: Abstraction has 729 states and 1053 transitions. [2019-11-27 22:40:07,336 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-27 22:40:07,337 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 1053 transitions. [2019-11-27 22:40:07,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2019-11-27 22:40:07,345 INFO L402 BasicCegarLoop]: Found error trace [2019-11-27 22:40:07,345 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 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] [2019-11-27 22:40:07,346 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-27 22:40:07,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-27 22:40:07,346 INFO L82 PathProgramCache]: Analyzing trace with hash -863206337, now seen corresponding path program 1 times [2019-11-27 22:40:07,346 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-27 22:40:07,347 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [991884931] [2019-11-27 22:40:07,347 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-27 22:40:07,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-27 22:40:07,507 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-27 22:40:07,507 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [991884931] [2019-11-27 22:40:07,508 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-27 22:40:07,508 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-27 22:40:07,508 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1760766835] [2019-11-27 22:40:07,509 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-27 22:40:07,509 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-27 22:40:07,510 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-27 22:40:07,510 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-27 22:40:07,510 INFO L87 Difference]: Start difference. First operand 729 states and 1053 transitions. Second operand 4 states. [2019-11-27 22:40:08,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-27 22:40:08,575 INFO L93 Difference]: Finished difference Result 2582 states and 3716 transitions. [2019-11-27 22:40:08,575 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-27 22:40:08,576 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 119 [2019-11-27 22:40:08,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-27 22:40:08,585 INFO L225 Difference]: With dead ends: 2582 [2019-11-27 22:40:08,585 INFO L226 Difference]: Without dead ends: 1855 [2019-11-27 22:40:08,587 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 [2019-11-27 22:40:08,589 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1855 states. [2019-11-27 22:40:08,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1855 to 1570. [2019-11-27 22:40:08,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1570 states. [2019-11-27 22:40:08,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1570 states to 1570 states and 2141 transitions. [2019-11-27 22:40:08,635 INFO L78 Accepts]: Start accepts. Automaton has 1570 states and 2141 transitions. Word has length 119 [2019-11-27 22:40:08,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-27 22:40:08,635 INFO L462 AbstractCegarLoop]: Abstraction has 1570 states and 2141 transitions. [2019-11-27 22:40:08,635 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-27 22:40:08,636 INFO L276 IsEmpty]: Start isEmpty. Operand 1570 states and 2141 transitions. [2019-11-27 22:40:08,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2019-11-27 22:40:08,639 INFO L402 BasicCegarLoop]: Found error trace [2019-11-27 22:40:08,640 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-27 22:40:08,640 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-27 22:40:08,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-27 22:40:08,640 INFO L82 PathProgramCache]: Analyzing trace with hash -2086608492, now seen corresponding path program 1 times [2019-11-27 22:40:08,641 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-27 22:40:08,641 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [554691456] [2019-11-27 22:40:08,641 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-27 22:40:08,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-27 22:40:08,739 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-27 22:40:08,740 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [554691456] [2019-11-27 22:40:08,741 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-27 22:40:08,741 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-27 22:40:08,741 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [494161065] [2019-11-27 22:40:08,742 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-27 22:40:08,742 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-27 22:40:08,743 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-27 22:40:08,743 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-27 22:40:08,743 INFO L87 Difference]: Start difference. First operand 1570 states and 2141 transitions. Second operand 3 states. [2019-11-27 22:40:09,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-27 22:40:09,241 INFO L93 Difference]: Finished difference Result 3840 states and 5193 transitions. [2019-11-27 22:40:09,242 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-27 22:40:09,242 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 119 [2019-11-27 22:40:09,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-27 22:40:09,253 INFO L225 Difference]: With dead ends: 3840 [2019-11-27 22:40:09,254 INFO L226 Difference]: Without dead ends: 2272 [2019-11-27 22:40:09,257 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 [2019-11-27 22:40:09,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2272 states. [2019-11-27 22:40:09,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2272 to 2272. [2019-11-27 22:40:09,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2272 states. [2019-11-27 22:40:09,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2272 states to 2272 states and 2838 transitions. [2019-11-27 22:40:09,310 INFO L78 Accepts]: Start accepts. Automaton has 2272 states and 2838 transitions. Word has length 119 [2019-11-27 22:40:09,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-27 22:40:09,310 INFO L462 AbstractCegarLoop]: Abstraction has 2272 states and 2838 transitions. [2019-11-27 22:40:09,310 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-27 22:40:09,311 INFO L276 IsEmpty]: Start isEmpty. Operand 2272 states and 2838 transitions. [2019-11-27 22:40:09,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2019-11-27 22:40:09,315 INFO L402 BasicCegarLoop]: Found error trace [2019-11-27 22:40:09,315 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 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] [2019-11-27 22:40:09,316 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-27 22:40:09,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-27 22:40:09,316 INFO L82 PathProgramCache]: Analyzing trace with hash 815056745, now seen corresponding path program 1 times [2019-11-27 22:40:09,316 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-27 22:40:09,317 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [760251781] [2019-11-27 22:40:09,317 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-27 22:40:09,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-27 22:40:09,418 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-27 22:40:09,418 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [760251781] [2019-11-27 22:40:09,419 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-27 22:40:09,419 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-27 22:40:09,419 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [440007242] [2019-11-27 22:40:09,420 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-27 22:40:09,420 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-27 22:40:09,421 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-27 22:40:09,421 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-27 22:40:09,421 INFO L87 Difference]: Start difference. First operand 2272 states and 2838 transitions. Second operand 3 states. [2019-11-27 22:40:09,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-27 22:40:09,921 INFO L93 Difference]: Finished difference Result 5381 states and 6669 transitions. [2019-11-27 22:40:09,921 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-27 22:40:09,921 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 124 [2019-11-27 22:40:09,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-27 22:40:09,934 INFO L225 Difference]: With dead ends: 5381 [2019-11-27 22:40:09,934 INFO L226 Difference]: Without dead ends: 2546 [2019-11-27 22:40:09,939 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 [2019-11-27 22:40:09,943 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2546 states. [2019-11-27 22:40:09,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2546 to 2125. [2019-11-27 22:40:09,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2125 states. [2019-11-27 22:40:09,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2125 states to 2125 states and 2479 transitions. [2019-11-27 22:40:09,988 INFO L78 Accepts]: Start accepts. Automaton has 2125 states and 2479 transitions. Word has length 124 [2019-11-27 22:40:09,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-27 22:40:09,989 INFO L462 AbstractCegarLoop]: Abstraction has 2125 states and 2479 transitions. [2019-11-27 22:40:09,989 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-27 22:40:09,989 INFO L276 IsEmpty]: Start isEmpty. Operand 2125 states and 2479 transitions. [2019-11-27 22:40:09,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2019-11-27 22:40:09,993 INFO L402 BasicCegarLoop]: Found error trace [2019-11-27 22:40:09,994 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-27 22:40:09,994 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-27 22:40:09,994 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-27 22:40:09,995 INFO L82 PathProgramCache]: Analyzing trace with hash -1644246799, now seen corresponding path program 1 times [2019-11-27 22:40:09,995 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-27 22:40:09,995 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2041111348] [2019-11-27 22:40:09,995 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-27 22:40:10,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-27 22:40:10,070 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-27 22:40:10,071 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2041111348] [2019-11-27 22:40:10,071 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-27 22:40:10,071 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-27 22:40:10,072 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1172797637] [2019-11-27 22:40:10,072 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-27 22:40:10,073 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-27 22:40:10,073 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-27 22:40:10,073 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-27 22:40:10,074 INFO L87 Difference]: Start difference. First operand 2125 states and 2479 transitions. Second operand 4 states. [2019-11-27 22:40:10,714 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-27 22:40:10,715 INFO L93 Difference]: Finished difference Result 4388 states and 5107 transitions. [2019-11-27 22:40:10,715 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-27 22:40:10,715 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 135 [2019-11-27 22:40:10,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-27 22:40:10,724 INFO L225 Difference]: With dead ends: 4388 [2019-11-27 22:40:10,724 INFO L226 Difference]: Without dead ends: 1985 [2019-11-27 22:40:10,728 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 [2019-11-27 22:40:10,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1985 states. [2019-11-27 22:40:10,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1985 to 1705. [2019-11-27 22:40:10,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1705 states. [2019-11-27 22:40:10,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1705 states to 1705 states and 1937 transitions. [2019-11-27 22:40:10,775 INFO L78 Accepts]: Start accepts. Automaton has 1705 states and 1937 transitions. Word has length 135 [2019-11-27 22:40:10,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-27 22:40:10,775 INFO L462 AbstractCegarLoop]: Abstraction has 1705 states and 1937 transitions. [2019-11-27 22:40:10,776 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-27 22:40:10,776 INFO L276 IsEmpty]: Start isEmpty. Operand 1705 states and 1937 transitions. [2019-11-27 22:40:10,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2019-11-27 22:40:10,779 INFO L402 BasicCegarLoop]: Found error trace [2019-11-27 22:40:10,779 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-27 22:40:10,780 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-27 22:40:10,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-27 22:40:10,784 INFO L82 PathProgramCache]: Analyzing trace with hash 1413147857, now seen corresponding path program 1 times [2019-11-27 22:40:10,784 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-27 22:40:10,785 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1519475184] [2019-11-27 22:40:10,785 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-27 22:40:10,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-27 22:40:10,876 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-27 22:40:10,877 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1519475184] [2019-11-27 22:40:10,877 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-27 22:40:10,877 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-27 22:40:10,878 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [845877428] [2019-11-27 22:40:10,878 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-27 22:40:10,879 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-27 22:40:10,887 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-27 22:40:10,888 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-27 22:40:10,888 INFO L87 Difference]: Start difference. First operand 1705 states and 1937 transitions. Second operand 3 states. [2019-11-27 22:40:11,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-27 22:40:11,448 INFO L93 Difference]: Finished difference Result 3411 states and 3863 transitions. [2019-11-27 22:40:11,448 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-27 22:40:11,448 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 148 [2019-11-27 22:40:11,449 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-27 22:40:11,456 INFO L225 Difference]: With dead ends: 3411 [2019-11-27 22:40:11,456 INFO L226 Difference]: Without dead ends: 1707 [2019-11-27 22:40:11,459 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 [2019-11-27 22:40:11,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1707 states. [2019-11-27 22:40:11,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1707 to 1703. [2019-11-27 22:40:11,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1703 states. [2019-11-27 22:40:11,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1703 states to 1703 states and 1867 transitions. [2019-11-27 22:40:11,493 INFO L78 Accepts]: Start accepts. Automaton has 1703 states and 1867 transitions. Word has length 148 [2019-11-27 22:40:11,493 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-27 22:40:11,493 INFO L462 AbstractCegarLoop]: Abstraction has 1703 states and 1867 transitions. [2019-11-27 22:40:11,493 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-27 22:40:11,493 INFO L276 IsEmpty]: Start isEmpty. Operand 1703 states and 1867 transitions. [2019-11-27 22:40:11,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2019-11-27 22:40:11,499 INFO L402 BasicCegarLoop]: Found error trace [2019-11-27 22:40:11,500 INFO L410 BasicCegarLoop]: trace histogram [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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-27 22:40:11,500 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-27 22:40:11,500 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-27 22:40:11,500 INFO L82 PathProgramCache]: Analyzing trace with hash 1048373574, now seen corresponding path program 1 times [2019-11-27 22:40:11,501 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-27 22:40:11,501 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [242848517] [2019-11-27 22:40:11,501 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-27 22:40:11,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-27 22:40:11,665 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 125 proven. 3 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2019-11-27 22:40:11,666 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [242848517] [2019-11-27 22:40:11,666 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1684955229] [2019-11-27 22:40:11,667 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-27 22:40:11,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-27 22:40:11,773 INFO L255 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-27 22:40:11,786 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-27 22:40:11,868 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 220 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2019-11-27 22:40:11,868 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-27 22:40:11,869 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 8 [2019-11-27 22:40:11,869 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [531727205] [2019-11-27 22:40:11,870 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-27 22:40:11,870 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-27 22:40:11,870 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-27 22:40:11,871 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-11-27 22:40:11,871 INFO L87 Difference]: Start difference. First operand 1703 states and 1867 transitions. Second operand 3 states. [2019-11-27 22:40:12,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-27 22:40:12,401 INFO L93 Difference]: Finished difference Result 3818 states and 4177 transitions. [2019-11-27 22:40:12,401 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-27 22:40:12,402 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 242 [2019-11-27 22:40:12,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-27 22:40:12,402 INFO L225 Difference]: With dead ends: 3818 [2019-11-27 22:40:12,402 INFO L226 Difference]: Without dead ends: 0 [2019-11-27 22:40:12,407 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 247 GetRequests, 241 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-11-27 22:40:12,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-27 22:40:12,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-27 22:40:12,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-27 22:40:12,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-27 22:40:12,408 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 242 [2019-11-27 22:40:12,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-27 22:40:12,409 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-27 22:40:12,409 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-27 22:40:12,409 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-27 22:40:12,409 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-27 22:40:12,610 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-27 22:40:12,613 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-27 22:40:12,888 WARN L192 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 36 [2019-11-27 22:40:13,115 WARN L192 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 36 [2019-11-27 22:40:13,120 INFO L246 CegarLoopResult]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2019-11-27 22:40:13,120 INFO L246 CegarLoopResult]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2019-11-27 22:40:13,120 INFO L246 CegarLoopResult]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2019-11-27 22:40:13,120 INFO L246 CegarLoopResult]: For program point L234(lines 234 413) no Hoare annotation was computed. [2019-11-27 22:40:13,121 INFO L246 CegarLoopResult]: For program point L565(line 565) no Hoare annotation was computed. [2019-11-27 22:40:13,121 INFO L246 CegarLoopResult]: For program point L499(line 499) no Hoare annotation was computed. [2019-11-27 22:40:13,121 INFO L246 CegarLoopResult]: For program point L433(line 433) no Hoare annotation was computed. [2019-11-27 22:40:13,121 INFO L246 CegarLoopResult]: For program point L169(lines 169 413) no Hoare annotation was computed. [2019-11-27 22:40:13,121 INFO L246 CegarLoopResult]: For program point L368(lines 368 413) no Hoare annotation was computed. [2019-11-27 22:40:13,121 INFO L246 CegarLoopResult]: For program point L38(lines 38 413) no Hoare annotation was computed. [2019-11-27 22:40:13,121 INFO L246 CegarLoopResult]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2019-11-27 22:40:13,121 INFO L246 CegarLoopResult]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2019-11-27 22:40:13,121 INFO L246 CegarLoopResult]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2019-11-27 22:40:13,122 INFO L246 CegarLoopResult]: For program point L237(lines 237 413) no Hoare annotation was computed. [2019-11-27 22:40:13,122 INFO L246 CegarLoopResult]: For program point L568(line 568) no Hoare annotation was computed. [2019-11-27 22:40:13,122 INFO L246 CegarLoopResult]: For program point L502(line 502) no Hoare annotation was computed. [2019-11-27 22:40:13,122 INFO L246 CegarLoopResult]: For program point L436(line 436) no Hoare annotation was computed. [2019-11-27 22:40:13,122 INFO L246 CegarLoopResult]: For program point L238(lines 238 246) no Hoare annotation was computed. [2019-11-27 22:40:13,122 INFO L246 CegarLoopResult]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2019-11-27 22:40:13,122 INFO L246 CegarLoopResult]: For program point L106(lines 106 413) no Hoare annotation was computed. [2019-11-27 22:40:13,122 INFO L246 CegarLoopResult]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2019-11-27 22:40:13,122 INFO L246 CegarLoopResult]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2019-11-27 22:40:13,123 INFO L246 CegarLoopResult]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2019-11-27 22:40:13,127 INFO L246 CegarLoopResult]: For program point L42(lines 42 413) no Hoare annotation was computed. [2019-11-27 22:40:13,127 INFO L246 CegarLoopResult]: For program point L571(line 571) no Hoare annotation was computed. [2019-11-27 22:40:13,128 INFO L246 CegarLoopResult]: For program point L505(line 505) no Hoare annotation was computed. [2019-11-27 22:40:13,128 INFO L246 CegarLoopResult]: For program point L439(line 439) no Hoare annotation was computed. [2019-11-27 22:40:13,129 INFO L246 CegarLoopResult]: For program point L175(lines 175 413) no Hoare annotation was computed. [2019-11-27 22:40:13,129 INFO L246 CegarLoopResult]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2019-11-27 22:40:13,129 INFO L246 CegarLoopResult]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2019-11-27 22:40:13,129 INFO L246 CegarLoopResult]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2019-11-27 22:40:13,129 INFO L246 CegarLoopResult]: For program point L375(lines 375 413) no Hoare annotation was computed. [2019-11-27 22:40:13,130 INFO L246 CegarLoopResult]: For program point L309(lines 309 413) no Hoare annotation was computed. [2019-11-27 22:40:13,130 INFO L246 CegarLoopResult]: For program point L574(line 574) no Hoare annotation was computed. [2019-11-27 22:40:13,130 INFO L246 CegarLoopResult]: For program point L508(line 508) no Hoare annotation was computed. [2019-11-27 22:40:13,130 INFO L246 CegarLoopResult]: For program point L442(line 442) no Hoare annotation was computed. [2019-11-27 22:40:13,130 INFO L246 CegarLoopResult]: For program point L179(lines 179 413) no Hoare annotation was computed. [2019-11-27 22:40:13,130 INFO L246 CegarLoopResult]: For program point L113(lines 113 413) no Hoare annotation was computed. [2019-11-27 22:40:13,131 INFO L246 CegarLoopResult]: For program point L47(lines 47 413) no Hoare annotation was computed. [2019-11-27 22:40:13,131 INFO L246 CegarLoopResult]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2019-11-27 22:40:13,131 INFO L246 CegarLoopResult]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2019-11-27 22:40:13,131 INFO L246 CegarLoopResult]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2019-11-27 22:40:13,131 INFO L246 CegarLoopResult]: For program point L378(lines 378 413) no Hoare annotation was computed. [2019-11-27 22:40:13,131 INFO L246 CegarLoopResult]: For program point L577(line 577) no Hoare annotation was computed. [2019-11-27 22:40:13,135 INFO L246 CegarLoopResult]: For program point L511(line 511) no Hoare annotation was computed. [2019-11-27 22:40:13,135 INFO L246 CegarLoopResult]: For program point L445(line 445) no Hoare annotation was computed. [2019-11-27 22:40:13,135 INFO L246 CegarLoopResult]: For program point L380(lines 380 413) no Hoare annotation was computed. [2019-11-27 22:40:13,135 INFO L246 CegarLoopResult]: For program point L314(lines 314 413) no Hoare annotation was computed. [2019-11-27 22:40:13,136 INFO L246 CegarLoopResult]: For program point L248(lines 248 413) no Hoare annotation was computed. [2019-11-27 22:40:13,136 INFO L246 CegarLoopResult]: For program point L50(lines 50 413) no Hoare annotation was computed. [2019-11-27 22:40:13,136 INFO L246 CegarLoopResult]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2019-11-27 22:40:13,136 INFO L246 CegarLoopResult]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2019-11-27 22:40:13,136 INFO L246 CegarLoopResult]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2019-11-27 22:40:13,137 INFO L246 CegarLoopResult]: For program point L381(lines 381 387) no Hoare annotation was computed. [2019-11-27 22:40:13,137 INFO L246 CegarLoopResult]: For program point L315(lines 315 326) no Hoare annotation was computed. [2019-11-27 22:40:13,137 INFO L246 CegarLoopResult]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2019-11-27 22:40:13,137 INFO L246 CegarLoopResult]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2019-11-27 22:40:13,137 INFO L246 CegarLoopResult]: For program point L580(line 580) no Hoare annotation was computed. [2019-11-27 22:40:13,138 INFO L246 CegarLoopResult]: For program point L514(line 514) no Hoare annotation was computed. [2019-11-27 22:40:13,139 INFO L246 CegarLoopResult]: For program point L448(line 448) no Hoare annotation was computed. [2019-11-27 22:40:13,139 INFO L246 CegarLoopResult]: For program point L185(lines 185 413) no Hoare annotation was computed. [2019-11-27 22:40:13,139 INFO L246 CegarLoopResult]: For program point L119(lines 119 413) no Hoare annotation was computed. [2019-11-27 22:40:13,139 INFO L246 CegarLoopResult]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2019-11-27 22:40:13,140 INFO L246 CegarLoopResult]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2019-11-27 22:40:13,140 INFO L246 CegarLoopResult]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2019-11-27 22:40:13,140 INFO L246 CegarLoopResult]: For program point L54(lines 54 413) no Hoare annotation was computed. [2019-11-27 22:40:13,140 INFO L246 CegarLoopResult]: For program point L583(line 583) no Hoare annotation was computed. [2019-11-27 22:40:13,140 INFO L246 CegarLoopResult]: For program point L517(line 517) no Hoare annotation was computed. [2019-11-27 22:40:13,140 INFO L246 CegarLoopResult]: For program point L451(line 451) no Hoare annotation was computed. [2019-11-27 22:40:13,141 INFO L246 CegarLoopResult]: For program point L253(lines 253 413) no Hoare annotation was computed. [2019-11-27 22:40:13,141 INFO L246 CegarLoopResult]: For program point L187(lines 187 413) no Hoare annotation was computed. [2019-11-27 22:40:13,141 INFO L246 CegarLoopResult]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2019-11-27 22:40:13,141 INFO L246 CegarLoopResult]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2019-11-27 22:40:13,141 INFO L246 CegarLoopResult]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2019-11-27 22:40:13,141 INFO L246 CegarLoopResult]: For program point L189(lines 189 413) no Hoare annotation was computed. [2019-11-27 22:40:13,142 INFO L246 CegarLoopResult]: For program point L123(lines 123 413) no Hoare annotation was computed. [2019-11-27 22:40:13,142 INFO L246 CegarLoopResult]: For program point L586(line 586) no Hoare annotation was computed. [2019-11-27 22:40:13,142 INFO L246 CegarLoopResult]: For program point L520(line 520) no Hoare annotation was computed. [2019-11-27 22:40:13,142 INFO L246 CegarLoopResult]: For program point L454(line 454) no Hoare annotation was computed. [2019-11-27 22:40:13,142 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-27 22:40:13,142 INFO L246 CegarLoopResult]: For program point L389(lines 389 413) no Hoare annotation was computed. [2019-11-27 22:40:13,143 INFO L246 CegarLoopResult]: For program point L191(lines 191 413) no Hoare annotation was computed. [2019-11-27 22:40:13,143 INFO L246 CegarLoopResult]: For program point L59(lines 59 413) no Hoare annotation was computed. [2019-11-27 22:40:13,143 INFO L246 CegarLoopResult]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2019-11-27 22:40:13,143 INFO L246 CegarLoopResult]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2019-11-27 22:40:13,143 INFO L246 CegarLoopResult]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2019-11-27 22:40:13,144 INFO L246 CegarLoopResult]: For program point L589(line 589) no Hoare annotation was computed. [2019-11-27 22:40:13,144 INFO L246 CegarLoopResult]: For program point L523(line 523) no Hoare annotation was computed. [2019-11-27 22:40:13,145 INFO L246 CegarLoopResult]: For program point L457(line 457) no Hoare annotation was computed. [2019-11-27 22:40:13,145 INFO L246 CegarLoopResult]: For program point L259(lines 259 413) no Hoare annotation was computed. [2019-11-27 22:40:13,145 INFO L246 CegarLoopResult]: For program point L194(lines 194 413) no Hoare annotation was computed. [2019-11-27 22:40:13,145 INFO L246 CegarLoopResult]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2019-11-27 22:40:13,145 INFO L246 CegarLoopResult]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2019-11-27 22:40:13,146 INFO L246 CegarLoopResult]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2019-11-27 22:40:13,146 INFO L246 CegarLoopResult]: For program point L261(lines 261 413) no Hoare annotation was computed. [2019-11-27 22:40:13,146 INFO L246 CegarLoopResult]: For program point L592(line 592) no Hoare annotation was computed. [2019-11-27 22:40:13,146 INFO L246 CegarLoopResult]: For program point L526(line 526) no Hoare annotation was computed. [2019-11-27 22:40:13,146 INFO L246 CegarLoopResult]: For program point L460(line 460) no Hoare annotation was computed. [2019-11-27 22:40:13,146 INFO L246 CegarLoopResult]: For program point L394(lines 394 413) no Hoare annotation was computed. [2019-11-27 22:40:13,146 INFO L246 CegarLoopResult]: For program point L328(lines 328 413) no Hoare annotation was computed. [2019-11-27 22:40:13,147 INFO L246 CegarLoopResult]: For program point L262(lines 262 274) no Hoare annotation was computed. [2019-11-27 22:40:13,147 INFO L246 CegarLoopResult]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2019-11-27 22:40:13,147 INFO L246 CegarLoopResult]: For program point L130(lines 130 413) no Hoare annotation was computed. [2019-11-27 22:40:13,147 INFO L246 CegarLoopResult]: For program point L65(lines 65 413) no Hoare annotation was computed. [2019-11-27 22:40:13,147 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-27 22:40:13,148 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 463) no Hoare annotation was computed. [2019-11-27 22:40:13,148 INFO L246 CegarLoopResult]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2019-11-27 22:40:13,148 INFO L246 CegarLoopResult]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2019-11-27 22:40:13,148 INFO L246 CegarLoopResult]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2019-11-27 22:40:13,148 INFO L246 CegarLoopResult]: For program point L198(lines 198 413) no Hoare annotation was computed. [2019-11-27 22:40:13,149 INFO L246 CegarLoopResult]: For program point L595(line 595) no Hoare annotation was computed. [2019-11-27 22:40:13,149 INFO L246 CegarLoopResult]: For program point L529(line 529) no Hoare annotation was computed. [2019-11-27 22:40:13,149 INFO L246 CegarLoopResult]: For program point L463(line 463) no Hoare annotation was computed. [2019-11-27 22:40:13,149 INFO L246 CegarLoopResult]: For program point L331(lines 331 413) no Hoare annotation was computed. [2019-11-27 22:40:13,149 INFO L246 CegarLoopResult]: For program point L398(lines 398 413) no Hoare annotation was computed. [2019-11-27 22:40:13,149 INFO L246 CegarLoopResult]: For program point L332(lines 332 335) no Hoare annotation was computed. [2019-11-27 22:40:13,150 INFO L246 CegarLoopResult]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2019-11-27 22:40:13,150 INFO L246 CegarLoopResult]: For program point L134(lines 134 413) no Hoare annotation was computed. [2019-11-27 22:40:13,151 INFO L242 CegarLoopResult]: At program point L597(lines 29 598) the Hoare annotation is: (let ((.cse5 (= ~a25~0 1))) (let ((.cse4 (not (= ~a28~0 11))) (.cse8 (not .cse5)) (.cse3 (= ~a19~0 1)) (.cse6 (= ~a11~0 1))) (let ((.cse1 (<= 10 ~a28~0)) (.cse2 (= ~a17~0 8)) (.cse0 (or (and .cse8 .cse6 .cse4) (and .cse8 .cse3 .cse6))) (.cse9 (= ~a28~0 9)) (.cse7 (<= ~a19~0 0))) (or (and .cse0 .cse1) (and .cse2 .cse3 .cse4) (and .cse1 .cse3 .cse5) (and .cse3 .cse6 .cse5) (and .cse7 .cse8 .cse2) (and .cse7 .cse2 .cse4) (and .cse9 .cse2 .cse6) (and .cse8 .cse2 .cse6 .cse4) (and .cse0 .cse7) (and .cse9 .cse7))))) [2019-11-27 22:40:13,151 INFO L246 CegarLoopResult]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2019-11-27 22:40:13,151 INFO L246 CegarLoopResult]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2019-11-27 22:40:13,151 INFO L246 CegarLoopResult]: For program point L69(lines 69 413) no Hoare annotation was computed. [2019-11-27 22:40:13,152 INFO L246 CegarLoopResult]: For program point L532(line 532) no Hoare annotation was computed. [2019-11-27 22:40:13,152 INFO L246 CegarLoopResult]: For program point L466(line 466) no Hoare annotation was computed. [2019-11-27 22:40:13,152 INFO L246 CegarLoopResult]: For program point L202(lines 202 413) no Hoare annotation was computed. [2019-11-27 22:40:13,152 INFO L246 CegarLoopResult]: For program point L203(lines 203 210) no Hoare annotation was computed. [2019-11-27 22:40:13,152 INFO L246 CegarLoopResult]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2019-11-27 22:40:13,153 INFO L249 CegarLoopResult]: At program point L600(lines 600 617) the Hoare annotation is: true [2019-11-27 22:40:13,153 INFO L246 CegarLoopResult]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2019-11-27 22:40:13,153 INFO L246 CegarLoopResult]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2019-11-27 22:40:13,153 INFO L246 CegarLoopResult]: For program point L402(lines 402 413) no Hoare annotation was computed. [2019-11-27 22:40:13,153 INFO L246 CegarLoopResult]: For program point L535(line 535) no Hoare annotation was computed. [2019-11-27 22:40:13,153 INFO L246 CegarLoopResult]: For program point L469(line 469) no Hoare annotation was computed. [2019-11-27 22:40:13,154 INFO L246 CegarLoopResult]: For program point L337(lines 337 413) no Hoare annotation was computed. [2019-11-27 22:40:13,154 INFO L246 CegarLoopResult]: For program point L139(lines 139 413) no Hoare annotation was computed. [2019-11-27 22:40:13,154 INFO L246 CegarLoopResult]: For program point L404(lines 404 413) no Hoare annotation was computed. [2019-11-27 22:40:13,154 INFO L246 CegarLoopResult]: For program point L338(lines 338 347) no Hoare annotation was computed. [2019-11-27 22:40:13,154 INFO L246 CegarLoopResult]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2019-11-27 22:40:13,154 INFO L246 CegarLoopResult]: For program point L74(lines 74 413) no Hoare annotation was computed. [2019-11-27 22:40:13,155 INFO L246 CegarLoopResult]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2019-11-27 22:40:13,155 INFO L246 CegarLoopResult]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2019-11-27 22:40:13,155 INFO L246 CegarLoopResult]: For program point L75(lines 75 80) no Hoare annotation was computed. [2019-11-27 22:40:13,155 INFO L246 CegarLoopResult]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2019-11-27 22:40:13,155 INFO L246 CegarLoopResult]: For program point L538(line 538) no Hoare annotation was computed. [2019-11-27 22:40:13,155 INFO L246 CegarLoopResult]: For program point L472(line 472) no Hoare annotation was computed. [2019-11-27 22:40:13,156 INFO L246 CegarLoopResult]: For program point L407(lines 407 413) no Hoare annotation was computed. [2019-11-27 22:40:13,156 INFO L246 CegarLoopResult]: For program point L143(lines 143 413) no Hoare annotation was computed. [2019-11-27 22:40:13,157 INFO L242 CegarLoopResult]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse5 (= ~a25~0 1))) (let ((.cse4 (not (= ~a28~0 11))) (.cse8 (not .cse5)) (.cse3 (= ~a19~0 1)) (.cse6 (= ~a11~0 1))) (let ((.cse1 (<= 10 ~a28~0)) (.cse2 (= ~a17~0 8)) (.cse0 (or (and .cse8 .cse6 .cse4) (and .cse8 .cse3 .cse6))) (.cse9 (= ~a28~0 9)) (.cse7 (<= ~a19~0 0))) (or (and .cse0 .cse1) (and .cse2 .cse3 .cse4) (and .cse1 .cse3 .cse5) (and .cse3 .cse6 .cse5) (and .cse7 .cse8 .cse2) (and .cse7 .cse2 .cse4) (and .cse9 .cse2 .cse6) (and .cse8 .cse2 .cse6 .cse4) (and .cse0 .cse7) (and .cse9 .cse7))))) [2019-11-27 22:40:13,158 INFO L246 CegarLoopResult]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2019-11-27 22:40:13,158 INFO L246 CegarLoopResult]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2019-11-27 22:40:13,158 INFO L246 CegarLoopResult]: For program point L276(lines 276 413) no Hoare annotation was computed. [2019-11-27 22:40:13,158 INFO L246 CegarLoopResult]: For program point L541(line 541) no Hoare annotation was computed. [2019-11-27 22:40:13,158 INFO L246 CegarLoopResult]: For program point L475(line 475) no Hoare annotation was computed. [2019-11-27 22:40:13,159 INFO L246 CegarLoopResult]: For program point L409(lines 409 413) no Hoare annotation was computed. [2019-11-27 22:40:13,159 INFO L246 CegarLoopResult]: For program point L212(lines 212 413) no Hoare annotation was computed. [2019-11-27 22:40:13,159 INFO L246 CegarLoopResult]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2019-11-27 22:40:13,159 INFO L246 CegarLoopResult]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2019-11-27 22:40:13,159 INFO L246 CegarLoopResult]: For program point L544(line 544) no Hoare annotation was computed. [2019-11-27 22:40:13,160 INFO L246 CegarLoopResult]: For program point L478(line 478) no Hoare annotation was computed. [2019-11-27 22:40:13,160 INFO L246 CegarLoopResult]: For program point L280(lines 280 413) no Hoare annotation was computed. [2019-11-27 22:40:13,160 INFO L246 CegarLoopResult]: For program point L148(lines 148 413) no Hoare annotation was computed. [2019-11-27 22:40:13,160 INFO L246 CegarLoopResult]: For program point L82(lines 82 413) no Hoare annotation was computed. [2019-11-27 22:40:13,160 INFO L246 CegarLoopResult]: For program point L611(line 611) no Hoare annotation was computed. [2019-11-27 22:40:13,160 INFO L246 CegarLoopResult]: For program point L215(lines 215 413) no Hoare annotation was computed. [2019-11-27 22:40:13,161 INFO L246 CegarLoopResult]: For program point L83(lines 83 89) no Hoare annotation was computed. [2019-11-27 22:40:13,161 INFO L246 CegarLoopResult]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2019-11-27 22:40:13,161 INFO L246 CegarLoopResult]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2019-11-27 22:40:13,161 INFO L246 CegarLoopResult]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2019-11-27 22:40:13,165 INFO L246 CegarLoopResult]: For program point L414(lines 414 416) no Hoare annotation was computed. [2019-11-27 22:40:13,165 INFO L246 CegarLoopResult]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2019-11-27 22:40:13,165 INFO L246 CegarLoopResult]: For program point L547(line 547) no Hoare annotation was computed. [2019-11-27 22:40:13,165 INFO L246 CegarLoopResult]: For program point L481(line 481) no Hoare annotation was computed. [2019-11-27 22:40:13,166 INFO L246 CegarLoopResult]: For program point L415(line 415) no Hoare annotation was computed. [2019-11-27 22:40:13,166 INFO L246 CegarLoopResult]: For program point L349(lines 349 413) no Hoare annotation was computed. [2019-11-27 22:40:13,166 INFO L246 CegarLoopResult]: For program point L283(lines 283 413) no Hoare annotation was computed. [2019-11-27 22:40:13,166 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-27 22:40:13,166 INFO L246 CegarLoopResult]: For program point L218(lines 218 413) no Hoare annotation was computed. [2019-11-27 22:40:13,167 INFO L246 CegarLoopResult]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2019-11-27 22:40:13,167 INFO L246 CegarLoopResult]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2019-11-27 22:40:13,167 INFO L246 CegarLoopResult]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2019-11-27 22:40:13,167 INFO L246 CegarLoopResult]: For program point L550(line 550) no Hoare annotation was computed. [2019-11-27 22:40:13,167 INFO L246 CegarLoopResult]: For program point L484(line 484) no Hoare annotation was computed. [2019-11-27 22:40:13,167 INFO L246 CegarLoopResult]: For program point L418(line 418) no Hoare annotation was computed. [2019-11-27 22:40:13,168 INFO L246 CegarLoopResult]: For program point L286(lines 286 413) no Hoare annotation was computed. [2019-11-27 22:40:13,168 INFO L246 CegarLoopResult]: For program point L154(lines 154 413) no Hoare annotation was computed. [2019-11-27 22:40:13,168 INFO L246 CegarLoopResult]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2019-11-27 22:40:13,168 INFO L246 CegarLoopResult]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2019-11-27 22:40:13,168 INFO L246 CegarLoopResult]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2019-11-27 22:40:13,168 INFO L246 CegarLoopResult]: For program point L354(lines 354 413) no Hoare annotation was computed. [2019-11-27 22:40:13,169 INFO L246 CegarLoopResult]: For program point L553(line 553) no Hoare annotation was computed. [2019-11-27 22:40:13,169 INFO L246 CegarLoopResult]: For program point L487(line 487) no Hoare annotation was computed. [2019-11-27 22:40:13,169 INFO L246 CegarLoopResult]: For program point L421(line 421) no Hoare annotation was computed. [2019-11-27 22:40:13,169 INFO L246 CegarLoopResult]: For program point L223(lines 223 413) no Hoare annotation was computed. [2019-11-27 22:40:13,169 INFO L246 CegarLoopResult]: For program point L91(lines 91 413) no Hoare annotation was computed. [2019-11-27 22:40:13,169 INFO L246 CegarLoopResult]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2019-11-27 22:40:13,170 INFO L246 CegarLoopResult]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2019-11-27 22:40:13,170 INFO L246 CegarLoopResult]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2019-11-27 22:40:13,170 INFO L246 CegarLoopResult]: For program point L291(lines 291 413) no Hoare annotation was computed. [2019-11-27 22:40:13,170 INFO L246 CegarLoopResult]: For program point L225(lines 225 413) no Hoare annotation was computed. [2019-11-27 22:40:13,170 INFO L246 CegarLoopResult]: For program point L159(lines 159 413) no Hoare annotation was computed. [2019-11-27 22:40:13,171 INFO L246 CegarLoopResult]: For program point L556(line 556) no Hoare annotation was computed. [2019-11-27 22:40:13,171 INFO L246 CegarLoopResult]: For program point L490(line 490) no Hoare annotation was computed. [2019-11-27 22:40:13,171 INFO L246 CegarLoopResult]: For program point L424(line 424) no Hoare annotation was computed. [2019-11-27 22:40:13,171 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-27 22:40:13,171 INFO L246 CegarLoopResult]: For program point L293(lines 293 413) no Hoare annotation was computed. [2019-11-27 22:40:13,171 INFO L246 CegarLoopResult]: For program point L95(lines 95 413) no Hoare annotation was computed. [2019-11-27 22:40:13,172 INFO L246 CegarLoopResult]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2019-11-27 22:40:13,172 INFO L246 CegarLoopResult]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2019-11-27 22:40:13,172 INFO L246 CegarLoopResult]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2019-11-27 22:40:13,172 INFO L246 CegarLoopResult]: For program point L30(lines 30 413) no Hoare annotation was computed. [2019-11-27 22:40:13,172 INFO L246 CegarLoopResult]: For program point L559(line 559) no Hoare annotation was computed. [2019-11-27 22:40:13,172 INFO L246 CegarLoopResult]: For program point L493(line 493) no Hoare annotation was computed. [2019-11-27 22:40:13,173 INFO L246 CegarLoopResult]: For program point L427(line 427) no Hoare annotation was computed. [2019-11-27 22:40:13,173 INFO L246 CegarLoopResult]: For program point L361(lines 361 413) no Hoare annotation was computed. [2019-11-27 22:40:13,173 INFO L246 CegarLoopResult]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2019-11-27 22:40:13,173 INFO L246 CegarLoopResult]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2019-11-27 22:40:13,173 INFO L246 CegarLoopResult]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2019-11-27 22:40:13,174 INFO L246 CegarLoopResult]: For program point L297(lines 297 413) no Hoare annotation was computed. [2019-11-27 22:40:13,174 INFO L246 CegarLoopResult]: For program point L165(lines 165 413) no Hoare annotation was computed. [2019-11-27 22:40:13,174 INFO L246 CegarLoopResult]: For program point L99(lines 99 413) no Hoare annotation was computed. [2019-11-27 22:40:13,174 INFO L246 CegarLoopResult]: For program point L562(line 562) no Hoare annotation was computed. [2019-11-27 22:40:13,174 INFO L246 CegarLoopResult]: For program point L496(line 496) no Hoare annotation was computed. [2019-11-27 22:40:13,174 INFO L246 CegarLoopResult]: For program point L430(line 430) no Hoare annotation was computed. [2019-11-27 22:40:13,175 INFO L246 CegarLoopResult]: For program point L298(lines 298 307) no Hoare annotation was computed. [2019-11-27 22:40:13,175 INFO L246 CegarLoopResult]: For program point L232(lines 232 413) no Hoare annotation was computed. [2019-11-27 22:40:13,175 INFO L246 CegarLoopResult]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2019-11-27 22:40:13,175 INFO L246 CegarLoopResult]: For program point L35(lines 35 413) no Hoare annotation was computed. [2019-11-27 22:40:13,215 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.11 10:40:13 BoogieIcfgContainer [2019-11-27 22:40:13,217 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-27 22:40:13,217 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-27 22:40:13,217 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-27 22:40:13,218 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-27 22:40:13,218 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 10:40:04" (3/4) ... [2019-11-27 22:40:13,222 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-27 22:40:13,259 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-27 22:40:13,260 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-27 22:40:13,454 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-27 22:40:13,455 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-27 22:40:13,457 INFO L168 Benchmark]: Toolchain (without parser) took 11555.06 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 310.9 MB). Free memory was 952.3 MB in the beginning and 824.6 MB in the end (delta: 127.8 MB). Peak memory consumption was 438.7 MB. Max. memory is 11.5 GB. [2019-11-27 22:40:13,457 INFO L168 Benchmark]: CDTParser took 0.19 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. [2019-11-27 22:40:13,458 INFO L168 Benchmark]: CACSL2BoogieTranslator took 838.12 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.1 MB). Free memory was 952.3 MB in the beginning and 1.1 GB in the end (delta: -136.3 MB). Peak memory consumption was 21.2 MB. Max. memory is 11.5 GB. [2019-11-27 22:40:13,458 INFO L168 Benchmark]: Boogie Procedure Inliner took 85.22 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-27 22:40:13,459 INFO L168 Benchmark]: Boogie Preprocessor took 67.22 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-11-27 22:40:13,459 INFO L168 Benchmark]: RCFGBuilder took 1224.63 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 969.8 MB in the end (delta: 112.1 MB). Peak memory consumption was 112.1 MB. Max. memory is 11.5 GB. [2019-11-27 22:40:13,460 INFO L168 Benchmark]: TraceAbstraction took 9088.73 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 190.8 MB). Free memory was 969.8 MB in the beginning and 853.2 MB in the end (delta: 116.6 MB). Peak memory consumption was 307.4 MB. Max. memory is 11.5 GB. [2019-11-27 22:40:13,460 INFO L168 Benchmark]: Witness Printer took 237.90 ms. Allocated memory is still 1.3 GB. Free memory was 843.7 MB in the beginning and 824.6 MB in the end (delta: 19.1 MB). Peak memory consumption was 19.1 MB. Max. memory is 11.5 GB. [2019-11-27 22:40:13,462 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 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 838.12 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.1 MB). Free memory was 952.3 MB in the beginning and 1.1 GB in the end (delta: -136.3 MB). Peak memory consumption was 21.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 85.22 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 67.22 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1224.63 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 969.8 MB in the end (delta: 112.1 MB). Peak memory consumption was 112.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 9088.73 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 190.8 MB). Free memory was 969.8 MB in the beginning and 853.2 MB in the end (delta: 116.6 MB). Peak memory consumption was 307.4 MB. Max. memory is 11.5 GB. * Witness Printer took 237.90 ms. Allocated memory is still 1.3 GB. Free memory was 843.7 MB in the beginning and 824.6 MB in the end (delta: 19.1 MB). Peak memory consumption was 19.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 463]: 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: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((((((((((((!(a25 == 1) && a11 == 1) && !(a28 == 11)) || ((!(a25 == 1) && a19 == 1) && a11 == 1)) && 10 <= a28) || ((a17 == 8 && a19 == 1) && !(a28 == 11))) || ((10 <= a28 && a19 == 1) && a25 == 1)) || ((a19 == 1 && a11 == 1) && a25 == 1)) || ((a19 <= 0 && !(a25 == 1)) && a17 == 8)) || ((a19 <= 0 && a17 == 8) && !(a28 == 11))) || ((a28 == 9 && a17 == 8) && a11 == 1)) || (((!(a25 == 1) && a17 == 8) && a11 == 1) && !(a28 == 11))) || ((((!(a25 == 1) && a11 == 1) && !(a28 == 11)) || ((!(a25 == 1) && a19 == 1) && a11 == 1)) && a19 <= 0)) || (a28 == 9 && a19 <= 0) - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: ((((((((((((!(a25 == 1) && a11 == 1) && !(a28 == 11)) || ((!(a25 == 1) && a19 == 1) && a11 == 1)) && 10 <= a28) || ((a17 == 8 && a19 == 1) && !(a28 == 11))) || ((10 <= a28 && a19 == 1) && a25 == 1)) || ((a19 == 1 && a11 == 1) && a25 == 1)) || ((a19 <= 0 && !(a25 == 1)) && a17 == 8)) || ((a19 <= 0 && a17 == 8) && !(a28 == 11))) || ((a28 == 9 && a17 == 8) && a11 == 1)) || (((!(a25 == 1) && a17 == 8) && a11 == 1) && !(a28 == 11))) || ((((!(a25 == 1) && a11 == 1) && !(a28 == 11)) || ((!(a25 == 1) && a19 == 1) && a11 == 1)) && a19 <= 0)) || (a28 == 9 && a19 <= 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 227 locations, 1 error locations. Result: SAFE, OverallTime: 8.4s, OverallIterations: 8, TraceHistogramMax: 5, AutomataDifference: 6.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, HoareTripleCheckerStatistics: 1152 SDtfs, 1603 SDslu, 214 SDs, 0 SdLazy, 4086 SolverSat, 774 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 272 GetRequests, 252 SyntacticMatches, 3 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2272occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 8 MinimizatonAttempts, 1288 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 48 NumberOfFragments, 285 HoareAnnotationTreeSize, 3 FomulaSimplifications, 636 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 316 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 1341 NumberOfCodeBlocks, 1341 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1332 ConstructedInterpolants, 0 QuantifiedInterpolants, 433376 SizeOfPredicates, 1 NumberOfNonLiveVariables, 406 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 9 InterpolantComputations, 8 PerfectInterpolantSequences, 770/773 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...