./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem10_label38.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c 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/Problem10_label38.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 1c0111291159f315d33314476dea002ae045da84 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-11-28 16:05:51,480 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 16:05:51,482 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 16:05:51,501 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 16:05:51,502 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 16:05:51,504 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 16:05:51,506 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 16:05:51,515 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 16:05:51,520 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 16:05:51,523 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 16:05:51,524 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 16:05:51,526 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 16:05:51,526 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 16:05:51,530 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 16:05:51,531 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 16:05:51,532 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 16:05:51,532 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 16:05:51,533 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 16:05:51,534 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 16:05:51,536 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 16:05:51,537 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 16:05:51,538 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 16:05:51,539 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 16:05:51,540 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 16:05:51,542 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 16:05:51,542 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 16:05:51,543 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 16:05:51,543 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 16:05:51,544 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 16:05:51,545 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 16:05:51,545 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 16:05:51,546 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 16:05:51,546 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 16:05:51,547 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 16:05:51,548 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 16:05:51,548 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 16:05:51,549 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 16:05:51,549 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 16:05:51,549 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 16:05:51,550 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 16:05:51,551 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 16:05:51,552 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-28 16:05:51,565 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 16:05:51,566 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 16:05:51,567 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 16:05:51,567 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 16:05:51,567 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 16:05:51,567 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 16:05:51,568 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 16:05:51,568 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 16:05:51,568 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 16:05:51,568 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 16:05:51,568 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 16:05:51,569 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 16:05:51,569 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 16:05:51,569 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 16:05:51,569 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 16:05:51,570 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 16:05:51,570 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 16:05:51,570 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 16:05:51,570 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 16:05:51,570 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 16:05:51,571 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 16:05:51,571 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 16:05:51,571 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 16:05:51,571 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 16:05:51,571 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 16:05:51,572 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 16:05:51,572 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 16:05:51,572 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 16:05:51,572 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 16:05:51,573 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 -> 1c0111291159f315d33314476dea002ae045da84 [2019-11-28 16:05:51,900 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 16:05:51,920 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 16:05:51,923 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 16:05:51,924 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 16:05:51,926 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 16:05:51,927 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label38.c [2019-11-28 16:05:51,987 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04a3a6b06/b852985e094c4ac6a10df4dcf587e8d2/FLAG56f623e84 [2019-11-28 16:05:52,542 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 16:05:52,544 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label38.c [2019-11-28 16:05:52,564 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04a3a6b06/b852985e094c4ac6a10df4dcf587e8d2/FLAG56f623e84 [2019-11-28 16:05:52,810 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04a3a6b06/b852985e094c4ac6a10df4dcf587e8d2 [2019-11-28 16:05:52,814 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 16:05:52,816 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 16:05:52,817 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 16:05:52,818 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 16:05:52,822 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 16:05:52,823 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:05:52" (1/1) ... [2019-11-28 16:05:52,826 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f4f4d53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:05:52, skipping insertion in model container [2019-11-28 16:05:52,826 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:05:52" (1/1) ... [2019-11-28 16:05:52,834 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 16:05:52,896 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 16:05:53,363 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 16:05:53,368 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 16:05:53,558 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 16:05:53,581 INFO L208 MainTranslator]: Completed translation [2019-11-28 16:05:53,582 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:05:53 WrapperNode [2019-11-28 16:05:53,582 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 16:05:53,584 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 16:05:53,584 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 16:05:53,584 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 16:05:53,596 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:05:53" (1/1) ... [2019-11-28 16:05:53,613 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:05:53" (1/1) ... [2019-11-28 16:05:53,697 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 16:05:53,698 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 16:05:53,698 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 16:05:53,698 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 16:05:53,708 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:05:53" (1/1) ... [2019-11-28 16:05:53,708 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:05:53" (1/1) ... [2019-11-28 16:05:53,722 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:05:53" (1/1) ... [2019-11-28 16:05:53,723 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:05:53" (1/1) ... [2019-11-28 16:05:53,749 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:05:53" (1/1) ... [2019-11-28 16:05:53,764 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:05:53" (1/1) ... [2019-11-28 16:05:53,778 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:05:53" (1/1) ... [2019-11-28 16:05:53,794 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 16:05:53,794 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 16:05:53,795 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 16:05:53,795 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 16:05:53,796 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:05:53" (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 [2019-11-28 16:05:53,853 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 16:05:53,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 16:05:55,072 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 16:05:55,073 INFO L287 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-28 16:05:55,075 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:05:55 BoogieIcfgContainer [2019-11-28 16:05:55,075 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 16:05:55,076 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-28 16:05:55,077 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-28 16:05:55,080 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-28 16:05:55,080 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 04:05:52" (1/3) ... [2019-11-28 16:05:55,081 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5072422d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:05:55, skipping insertion in model container [2019-11-28 16:05:55,082 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:05:53" (2/3) ... [2019-11-28 16:05:55,082 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5072422d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:05:55, skipping insertion in model container [2019-11-28 16:05:55,083 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:05:55" (3/3) ... [2019-11-28 16:05:55,085 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem10_label38.c [2019-11-28 16:05:55,098 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-28 16:05:55,107 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-28 16:05:55,123 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-28 16:05:55,171 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-28 16:05:55,172 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-28 16:05:55,172 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-28 16:05:55,172 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 16:05:55,172 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 16:05:55,173 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-28 16:05:55,173 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 16:05:55,174 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-28 16:05:55,203 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states. [2019-11-28 16:05:55,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-28 16:05:55,213 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 16:05:55,214 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] [2019-11-28 16:05:55,215 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 16:05:55,221 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 16:05:55,222 INFO L82 PathProgramCache]: Analyzing trace with hash -1317301102, now seen corresponding path program 1 times [2019-11-28 16:05:55,232 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 16:05:55,233 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [721608111] [2019-11-28 16:05:55,233 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 16:05:55,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 16:05:55,548 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 16:05:55,549 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [721608111] [2019-11-28 16:05:55,551 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 16:05:55,551 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 16:05:55,554 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [391999054] [2019-11-28 16:05:55,561 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-28 16:05:55,562 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 16:05:55,580 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-28 16:05:55,581 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-28 16:05:55,585 INFO L87 Difference]: Start difference. First operand 206 states. Second operand 4 states. [2019-11-28 16:05:57,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 16:05:57,244 INFO L93 Difference]: Finished difference Result 709 states and 1261 transitions. [2019-11-28 16:05:57,245 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-28 16:05:57,247 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 32 [2019-11-28 16:05:57,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 16:05:57,281 INFO L225 Difference]: With dead ends: 709 [2019-11-28 16:05:57,281 INFO L226 Difference]: Without dead ends: 421 [2019-11-28 16:05:57,292 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 [2019-11-28 16:05:57,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 421 states. [2019-11-28 16:05:57,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 421 to 421. [2019-11-28 16:05:57,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 421 states. [2019-11-28 16:05:57,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 421 states and 611 transitions. [2019-11-28 16:05:57,362 INFO L78 Accepts]: Start accepts. Automaton has 421 states and 611 transitions. Word has length 32 [2019-11-28 16:05:57,363 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 16:05:57,363 INFO L462 AbstractCegarLoop]: Abstraction has 421 states and 611 transitions. [2019-11-28 16:05:57,363 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-28 16:05:57,363 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 611 transitions. [2019-11-28 16:05:57,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-11-28 16:05:57,367 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 16:05:57,367 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-11-28 16:05:57,368 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 16:05:57,368 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 16:05:57,368 INFO L82 PathProgramCache]: Analyzing trace with hash 729208788, now seen corresponding path program 1 times [2019-11-28 16:05:57,368 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 16:05:57,369 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1259176630] [2019-11-28 16:05:57,369 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 16:05:57,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 16:05:57,592 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 16:05:57,593 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1259176630] [2019-11-28 16:05:57,593 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 16:05:57,594 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 16:05:57,594 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1019276164] [2019-11-28 16:05:57,596 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-28 16:05:57,597 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 16:05:57,597 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-28 16:05:57,598 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-28 16:05:57,598 INFO L87 Difference]: Start difference. First operand 421 states and 611 transitions. Second operand 4 states. [2019-11-28 16:05:58,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 16:05:58,622 INFO L93 Difference]: Finished difference Result 1674 states and 2436 transitions. [2019-11-28 16:05:58,623 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-28 16:05:58,623 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 102 [2019-11-28 16:05:58,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 16:05:58,630 INFO L225 Difference]: With dead ends: 1674 [2019-11-28 16:05:58,630 INFO L226 Difference]: Without dead ends: 1255 [2019-11-28 16:05:58,633 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 [2019-11-28 16:05:58,635 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1255 states. [2019-11-28 16:05:58,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1255 to 1116. [2019-11-28 16:05:58,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1116 states. [2019-11-28 16:05:58,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 1116 states and 1522 transitions. [2019-11-28 16:05:58,684 INFO L78 Accepts]: Start accepts. Automaton has 1116 states and 1522 transitions. Word has length 102 [2019-11-28 16:05:58,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 16:05:58,684 INFO L462 AbstractCegarLoop]: Abstraction has 1116 states and 1522 transitions. [2019-11-28 16:05:58,685 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-28 16:05:58,685 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 1522 transitions. [2019-11-28 16:05:58,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-11-28 16:05:58,688 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 16:05:58,688 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-11-28 16:05:58,688 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 16:05:58,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 16:05:58,689 INFO L82 PathProgramCache]: Analyzing trace with hash 2051372588, now seen corresponding path program 1 times [2019-11-28 16:05:58,689 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 16:05:58,689 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1806797294] [2019-11-28 16:05:58,690 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 16:05:58,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 16:05:58,827 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 16:05:58,828 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1806797294] [2019-11-28 16:05:58,829 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 16:05:58,829 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 16:05:58,829 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1784771188] [2019-11-28 16:05:58,830 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-28 16:05:58,831 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 16:05:58,831 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-28 16:05:58,832 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-28 16:05:58,832 INFO L87 Difference]: Start difference. First operand 1116 states and 1522 transitions. Second operand 4 states. [2019-11-28 16:05:59,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 16:05:59,982 INFO L93 Difference]: Finished difference Result 3203 states and 4387 transitions. [2019-11-28 16:05:59,983 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-28 16:05:59,983 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 107 [2019-11-28 16:05:59,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 16:05:59,994 INFO L225 Difference]: With dead ends: 3203 [2019-11-28 16:05:59,995 INFO L226 Difference]: Without dead ends: 1533 [2019-11-28 16:05:59,998 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 [2019-11-28 16:06:00,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1533 states. [2019-11-28 16:06:00,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1533 to 1116. [2019-11-28 16:06:00,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1116 states. [2019-11-28 16:06:00,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 1116 states and 1517 transitions. [2019-11-28 16:06:00,056 INFO L78 Accepts]: Start accepts. Automaton has 1116 states and 1517 transitions. Word has length 107 [2019-11-28 16:06:00,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 16:06:00,057 INFO L462 AbstractCegarLoop]: Abstraction has 1116 states and 1517 transitions. [2019-11-28 16:06:00,057 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-28 16:06:00,057 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 1517 transitions. [2019-11-28 16:06:00,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2019-11-28 16:06:00,062 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 16:06:00,062 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 16:06:00,063 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 16:06:00,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 16:06:00,063 INFO L82 PathProgramCache]: Analyzing trace with hash 1294212700, now seen corresponding path program 1 times [2019-11-28 16:06:00,064 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 16:06:00,064 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1244268874] [2019-11-28 16:06:00,065 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 16:06:00,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 16:06:00,308 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 16:06:00,309 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1244268874] [2019-11-28 16:06:00,309 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 16:06:00,309 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 16:06:00,310 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1600631077] [2019-11-28 16:06:00,310 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-28 16:06:00,311 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 16:06:00,311 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-28 16:06:00,311 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-28 16:06:00,312 INFO L87 Difference]: Start difference. First operand 1116 states and 1517 transitions. Second operand 4 states. [2019-11-28 16:06:01,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 16:06:01,311 INFO L93 Difference]: Finished difference Result 3342 states and 4479 transitions. [2019-11-28 16:06:01,311 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-28 16:06:01,311 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 150 [2019-11-28 16:06:01,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 16:06:01,324 INFO L225 Difference]: With dead ends: 3342 [2019-11-28 16:06:01,324 INFO L226 Difference]: Without dead ends: 2228 [2019-11-28 16:06:01,326 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 [2019-11-28 16:06:01,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2228 states. [2019-11-28 16:06:01,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2228 to 1394. [2019-11-28 16:06:01,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1394 states. [2019-11-28 16:06:01,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1394 states to 1394 states and 1757 transitions. [2019-11-28 16:06:01,365 INFO L78 Accepts]: Start accepts. Automaton has 1394 states and 1757 transitions. Word has length 150 [2019-11-28 16:06:01,366 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 16:06:01,366 INFO L462 AbstractCegarLoop]: Abstraction has 1394 states and 1757 transitions. [2019-11-28 16:06:01,366 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-28 16:06:01,366 INFO L276 IsEmpty]: Start isEmpty. Operand 1394 states and 1757 transitions. [2019-11-28 16:06:01,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2019-11-28 16:06:01,371 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 16:06:01,372 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2019-11-28 16:06:01,372 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 16:06:01,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 16:06:01,373 INFO L82 PathProgramCache]: Analyzing trace with hash 1797863717, now seen corresponding path program 1 times [2019-11-28 16:06:01,373 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 16:06:01,373 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [443496615] [2019-11-28 16:06:01,373 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 16:06:01,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 16:06:01,580 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 266 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-11-28 16:06:01,580 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [443496615] [2019-11-28 16:06:01,580 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 16:06:01,581 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 16:06:01,581 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [97470212] [2019-11-28 16:06:01,582 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-28 16:06:01,582 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 16:06:01,582 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-28 16:06:01,582 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-28 16:06:01,583 INFO L87 Difference]: Start difference. First operand 1394 states and 1757 transitions. Second operand 4 states. [2019-11-28 16:06:02,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 16:06:02,505 INFO L93 Difference]: Finished difference Result 3342 states and 4204 transitions. [2019-11-28 16:06:02,506 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-28 16:06:02,506 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 293 [2019-11-28 16:06:02,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 16:06:02,516 INFO L225 Difference]: With dead ends: 3342 [2019-11-28 16:06:02,517 INFO L226 Difference]: Without dead ends: 1950 [2019-11-28 16:06:02,519 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-28 16:06:02,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1950 states. [2019-11-28 16:06:02,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1950 to 1811. [2019-11-28 16:06:02,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1811 states. [2019-11-28 16:06:02,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1811 states to 1811 states and 2227 transitions. [2019-11-28 16:06:02,565 INFO L78 Accepts]: Start accepts. Automaton has 1811 states and 2227 transitions. Word has length 293 [2019-11-28 16:06:02,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 16:06:02,565 INFO L462 AbstractCegarLoop]: Abstraction has 1811 states and 2227 transitions. [2019-11-28 16:06:02,566 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-28 16:06:02,566 INFO L276 IsEmpty]: Start isEmpty. Operand 1811 states and 2227 transitions. [2019-11-28 16:06:02,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2019-11-28 16:06:02,573 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 16:06:02,574 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 16:06:02,574 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 16:06:02,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 16:06:02,575 INFO L82 PathProgramCache]: Analyzing trace with hash -682290941, now seen corresponding path program 1 times [2019-11-28 16:06:02,575 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 16:06:02,575 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [600267019] [2019-11-28 16:06:02,575 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 16:06:02,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 16:06:02,905 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 266 proven. 6 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2019-11-28 16:06:02,905 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [600267019] [2019-11-28 16:06:02,906 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [109908273] [2019-11-28 16:06:02,906 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 [2019-11-28 16:06:03,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 16:06:03,041 INFO L264 TraceCheckSpWp]: Trace formula consists of 444 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-28 16:06:03,078 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 16:06:03,222 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 266 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2019-11-28 16:06:03,222 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-28 16:06:03,223 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2019-11-28 16:06:03,223 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [259775420] [2019-11-28 16:06:03,224 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 16:06:03,224 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 16:06:03,224 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 16:06:03,225 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-11-28 16:06:03,225 INFO L87 Difference]: Start difference. First operand 1811 states and 2227 transitions. Second operand 3 states. [2019-11-28 16:06:03,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 16:06:03,735 INFO L93 Difference]: Finished difference Result 3620 states and 4452 transitions. [2019-11-28 16:06:03,736 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 16:06:03,736 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 329 [2019-11-28 16:06:03,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 16:06:03,744 INFO L225 Difference]: With dead ends: 3620 [2019-11-28 16:06:03,745 INFO L226 Difference]: Without dead ends: 1811 [2019-11-28 16:06:03,748 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 333 GetRequests, 329 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-11-28 16:06:03,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1811 states. [2019-11-28 16:06:03,778 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1811 to 1811. [2019-11-28 16:06:03,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1811 states. [2019-11-28 16:06:03,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1811 states to 1811 states and 2172 transitions. [2019-11-28 16:06:03,782 INFO L78 Accepts]: Start accepts. Automaton has 1811 states and 2172 transitions. Word has length 329 [2019-11-28 16:06:03,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 16:06:03,783 INFO L462 AbstractCegarLoop]: Abstraction has 1811 states and 2172 transitions. [2019-11-28 16:06:03,783 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 16:06:03,783 INFO L276 IsEmpty]: Start isEmpty. Operand 1811 states and 2172 transitions. [2019-11-28 16:06:03,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2019-11-28 16:06:03,791 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 16:06:03,791 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 16:06:03,995 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-28 16:06:03,996 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 16:06:03,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 16:06:03,997 INFO L82 PathProgramCache]: Analyzing trace with hash 1836585585, now seen corresponding path program 1 times [2019-11-28 16:06:03,997 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 16:06:03,998 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [95916420] [2019-11-28 16:06:03,998 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 16:06:04,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 16:06:04,260 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2019-11-28 16:06:04,260 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [95916420] [2019-11-28 16:06:04,261 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 16:06:04,261 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 16:06:04,262 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1792903583] [2019-11-28 16:06:04,262 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-28 16:06:04,263 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 16:06:04,263 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-28 16:06:04,264 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-28 16:06:04,264 INFO L87 Difference]: Start difference. First operand 1811 states and 2172 transitions. Second operand 4 states. [2019-11-28 16:06:05,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 16:06:05,127 INFO L93 Difference]: Finished difference Result 3618 states and 4341 transitions. [2019-11-28 16:06:05,128 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-28 16:06:05,128 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 338 [2019-11-28 16:06:05,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 16:06:05,131 INFO L225 Difference]: With dead ends: 3618 [2019-11-28 16:06:05,131 INFO L226 Difference]: Without dead ends: 0 [2019-11-28 16:06:05,136 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 [2019-11-28 16:06:05,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-28 16:06:05,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-28 16:06:05,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-28 16:06:05,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-28 16:06:05,139 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 338 [2019-11-28 16:06:05,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 16:06:05,139 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 16:06:05,139 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-28 16:06:05,139 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-28 16:06:05,140 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-28 16:06:05,142 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-28 16:06:05,431 WARN L192 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 30 [2019-11-28 16:06:05,578 WARN L192 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 30 [2019-11-28 16:06:05,583 INFO L246 CegarLoopResult]: For program point L465(lines 465 572) no Hoare annotation was computed. [2019-11-28 16:06:05,584 INFO L246 CegarLoopResult]: For program point L201-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:06:05,584 INFO L246 CegarLoopResult]: For program point L168-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:06:05,584 INFO L246 CegarLoopResult]: For program point L135-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:06:05,584 INFO L246 CegarLoopResult]: For program point L102-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:06:05,584 INFO L246 CegarLoopResult]: For program point L69-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:06:05,584 INFO L246 CegarLoopResult]: For program point L36-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:06:05,585 INFO L246 CegarLoopResult]: For program point L499(lines 499 572) no Hoare annotation was computed. [2019-11-28 16:06:05,585 INFO L246 CegarLoopResult]: For program point L301(lines 301 572) no Hoare annotation was computed. [2019-11-28 16:06:05,585 INFO L246 CegarLoopResult]: For program point L202(line 202) no Hoare annotation was computed. [2019-11-28 16:06:05,585 INFO L246 CegarLoopResult]: For program point L169(line 169) no Hoare annotation was computed. [2019-11-28 16:06:05,585 INFO L246 CegarLoopResult]: For program point L136(line 136) no Hoare annotation was computed. [2019-11-28 16:06:05,586 INFO L246 CegarLoopResult]: For program point L103(line 103) no Hoare annotation was computed. [2019-11-28 16:06:05,586 INFO L246 CegarLoopResult]: For program point L70(line 70) no Hoare annotation was computed. [2019-11-28 16:06:05,586 INFO L246 CegarLoopResult]: For program point L37(line 37) no Hoare annotation was computed. [2019-11-28 16:06:05,586 INFO L246 CegarLoopResult]: For program point L335(lines 335 572) no Hoare annotation was computed. [2019-11-28 16:06:05,587 INFO L246 CegarLoopResult]: For program point L236(lines 236 572) no Hoare annotation was computed. [2019-11-28 16:06:05,587 INFO L246 CegarLoopResult]: For program point L534(lines 534 572) no Hoare annotation was computed. [2019-11-28 16:06:05,587 INFO L246 CegarLoopResult]: For program point L171-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:06:05,587 INFO L246 CegarLoopResult]: For program point L138-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:06:05,587 INFO L246 CegarLoopResult]: For program point L105-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:06:05,587 INFO L246 CegarLoopResult]: For program point L72-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:06:05,587 INFO L246 CegarLoopResult]: For program point L39-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:06:05,587 INFO L246 CegarLoopResult]: For program point L436(lines 436 572) no Hoare annotation was computed. [2019-11-28 16:06:05,588 INFO L246 CegarLoopResult]: For program point L403(lines 403 572) no Hoare annotation was computed. [2019-11-28 16:06:05,588 INFO L246 CegarLoopResult]: For program point L370(lines 370 572) no Hoare annotation was computed. [2019-11-28 16:06:05,588 INFO L246 CegarLoopResult]: For program point L271(lines 271 572) no Hoare annotation was computed. [2019-11-28 16:06:05,588 INFO L246 CegarLoopResult]: For program point L172(line 172) no Hoare annotation was computed. [2019-11-28 16:06:05,588 INFO L246 CegarLoopResult]: For program point L139(line 139) no Hoare annotation was computed. [2019-11-28 16:06:05,588 INFO L246 CegarLoopResult]: For program point L106(line 106) no Hoare annotation was computed. [2019-11-28 16:06:05,588 INFO L246 CegarLoopResult]: For program point L73(line 73) no Hoare annotation was computed. [2019-11-28 16:06:05,588 INFO L246 CegarLoopResult]: For program point L40(line 40) no Hoare annotation was computed. [2019-11-28 16:06:05,588 INFO L246 CegarLoopResult]: For program point L569(lines 569 572) no Hoare annotation was computed. [2019-11-28 16:06:05,588 INFO L246 CegarLoopResult]: For program point L239(lines 239 572) no Hoare annotation was computed. [2019-11-28 16:06:05,589 INFO L246 CegarLoopResult]: For program point L504(lines 504 572) no Hoare annotation was computed. [2019-11-28 16:06:05,589 INFO L246 CegarLoopResult]: For program point L471(lines 471 572) no Hoare annotation was computed. [2019-11-28 16:06:05,589 INFO L246 CegarLoopResult]: For program point L306(lines 306 572) no Hoare annotation was computed. [2019-11-28 16:06:05,589 INFO L246 CegarLoopResult]: For program point L174-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:06:05,589 INFO L246 CegarLoopResult]: For program point L141-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:06:05,589 INFO L246 CegarLoopResult]: For program point L108-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:06:05,589 INFO L246 CegarLoopResult]: For program point L75-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:06:05,589 INFO L246 CegarLoopResult]: For program point L42-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:06:05,589 INFO L246 CegarLoopResult]: For program point L340(lines 340 572) no Hoare annotation was computed. [2019-11-28 16:06:05,590 INFO L246 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2019-11-28 16:06:05,590 INFO L246 CegarLoopResult]: For program point L142(line 142) no Hoare annotation was computed. [2019-11-28 16:06:05,590 INFO L246 CegarLoopResult]: For program point L109(line 109) no Hoare annotation was computed. [2019-11-28 16:06:05,590 INFO L246 CegarLoopResult]: For program point L76(line 76) no Hoare annotation was computed. [2019-11-28 16:06:05,590 INFO L246 CegarLoopResult]: For program point L43(line 43) no Hoare annotation was computed. [2019-11-28 16:06:05,590 INFO L242 CegarLoopResult]: At program point L573(lines 20 574) the Hoare annotation is: (let ((.cse0 (<= ~a1~0 218)) (.cse2 (not (= ~a19~0 10))) (.cse1 (not (= ~a19~0 7))) (.cse3 (<= 1 ~a10~0)) (.cse4 (not (= ~a10~0 3)))) (or (and .cse0 .cse1 .cse2 .cse3) (= ~a10~0 1) (and .cse4 .cse0 .cse2 .cse3) (and .cse1 (= ~a10~0 0)) (and .cse3 (= ~a19~0 9)) (and .cse4 (= ~a19~0 8)))) [2019-11-28 16:06:05,591 INFO L246 CegarLoopResult]: For program point L540(lines 540 572) no Hoare annotation was computed. [2019-11-28 16:06:05,591 INFO L246 CegarLoopResult]: For program point L408(lines 408 572) no Hoare annotation was computed. [2019-11-28 16:06:05,591 INFO L246 CegarLoopResult]: For program point L375(lines 375 572) no Hoare annotation was computed. [2019-11-28 16:06:05,591 INFO L246 CegarLoopResult]: For program point L210(lines 210 572) no Hoare annotation was computed. [2019-11-28 16:06:05,591 INFO L246 CegarLoopResult]: For program point L177-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:06:05,591 INFO L246 CegarLoopResult]: For program point L144-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:06:05,591 INFO L246 CegarLoopResult]: For program point L111-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:06:05,591 INFO L246 CegarLoopResult]: For program point L78-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:06:05,592 INFO L246 CegarLoopResult]: For program point L45-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:06:05,592 INFO L246 CegarLoopResult]: For program point L442(lines 442 572) no Hoare annotation was computed. [2019-11-28 16:06:05,592 INFO L246 CegarLoopResult]: For program point L277(lines 277 572) no Hoare annotation was computed. [2019-11-28 16:06:05,592 INFO L246 CegarLoopResult]: For program point L244(lines 244 572) no Hoare annotation was computed. [2019-11-28 16:06:05,592 INFO L246 CegarLoopResult]: For program point L178(line 178) no Hoare annotation was computed. [2019-11-28 16:06:05,592 INFO L246 CegarLoopResult]: For program point L145(line 145) no Hoare annotation was computed. [2019-11-28 16:06:05,592 INFO L246 CegarLoopResult]: For program point L112(line 112) no Hoare annotation was computed. [2019-11-28 16:06:05,592 INFO L246 CegarLoopResult]: For program point L79(line 79) no Hoare annotation was computed. [2019-11-28 16:06:05,593 INFO L246 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2019-11-28 16:06:05,593 INFO L246 CegarLoopResult]: For program point L509(lines 509 572) no Hoare annotation was computed. [2019-11-28 16:06:05,593 INFO L246 CegarLoopResult]: For program point L476(lines 476 572) no Hoare annotation was computed. [2019-11-28 16:06:05,593 INFO L249 CegarLoopResult]: At program point L576(lines 576 592) the Hoare annotation is: true [2019-11-28 16:06:05,593 INFO L246 CegarLoopResult]: For program point L378(lines 378 572) no Hoare annotation was computed. [2019-11-28 16:06:05,593 INFO L246 CegarLoopResult]: For program point L345(lines 345 572) no Hoare annotation was computed. [2019-11-28 16:06:05,593 INFO L246 CegarLoopResult]: For program point L312(lines 312 572) no Hoare annotation was computed. [2019-11-28 16:06:05,593 INFO L246 CegarLoopResult]: For program point L180-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:06:05,594 INFO L246 CegarLoopResult]: For program point L147-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:06:05,594 INFO L246 CegarLoopResult]: For program point L114-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:06:05,594 INFO L246 CegarLoopResult]: For program point L81-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:06:05,594 INFO L246 CegarLoopResult]: For program point L48-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:06:05,594 INFO L246 CegarLoopResult]: For program point L181(line 181) no Hoare annotation was computed. [2019-11-28 16:06:05,594 INFO L246 CegarLoopResult]: For program point L148(line 148) no Hoare annotation was computed. [2019-11-28 16:06:05,594 INFO L246 CegarLoopResult]: For program point L115(line 115) no Hoare annotation was computed. [2019-11-28 16:06:05,594 INFO L246 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2019-11-28 16:06:05,594 INFO L246 CegarLoopResult]: For program point L49(line 49) no Hoare annotation was computed. [2019-11-28 16:06:05,595 INFO L246 CegarLoopResult]: For program point L545(lines 545 572) no Hoare annotation was computed. [2019-11-28 16:06:05,595 INFO L246 CegarLoopResult]: For program point L215(lines 215 572) no Hoare annotation was computed. [2019-11-28 16:06:05,595 INFO L246 CegarLoopResult]: For program point L414(lines 414 572) no Hoare annotation was computed. [2019-11-28 16:06:05,595 INFO L246 CegarLoopResult]: For program point L249(lines 249 572) no Hoare annotation was computed. [2019-11-28 16:06:05,595 INFO L246 CegarLoopResult]: For program point L183-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:06:05,595 INFO L246 CegarLoopResult]: For program point L150-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:06:05,595 INFO L246 CegarLoopResult]: For program point L117-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:06:05,595 INFO L246 CegarLoopResult]: For program point L84-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:06:05,596 INFO L246 CegarLoopResult]: For program point L51-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:06:05,596 INFO L246 CegarLoopResult]: For program point L514(lines 514 572) no Hoare annotation was computed. [2019-11-28 16:06:05,596 INFO L246 CegarLoopResult]: For program point L481(lines 481 572) no Hoare annotation was computed. [2019-11-28 16:06:05,596 INFO L246 CegarLoopResult]: For program point L448(lines 448 572) no Hoare annotation was computed. [2019-11-28 16:06:05,596 INFO L246 CegarLoopResult]: For program point L283(lines 283 572) no Hoare annotation was computed. [2019-11-28 16:06:05,596 INFO L246 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2019-11-28 16:06:05,596 INFO L246 CegarLoopResult]: For program point L151(line 151) no Hoare annotation was computed. [2019-11-28 16:06:05,596 INFO L246 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2019-11-28 16:06:05,597 INFO L246 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2019-11-28 16:06:05,597 INFO L246 CegarLoopResult]: For program point L52(line 52) no Hoare annotation was computed. [2019-11-28 16:06:05,597 INFO L246 CegarLoopResult]: For program point L548(lines 548 572) no Hoare annotation was computed. [2019-11-28 16:06:05,597 INFO L246 CegarLoopResult]: For program point L383(lines 383 572) no Hoare annotation was computed. [2019-11-28 16:06:05,597 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-28 16:06:05,597 INFO L246 CegarLoopResult]: For program point L317(lines 317 572) no Hoare annotation was computed. [2019-11-28 16:06:05,597 INFO L242 CegarLoopResult]: At program point L582-2(lines 582 591) the Hoare annotation is: (let ((.cse0 (<= ~a1~0 218)) (.cse2 (not (= ~a19~0 10))) (.cse1 (not (= ~a19~0 7))) (.cse3 (<= 1 ~a10~0)) (.cse4 (not (= ~a10~0 3)))) (or (and .cse0 .cse1 .cse2 .cse3) (= ~a10~0 1) (and .cse4 .cse0 .cse2 .cse3) (and .cse1 (= ~a10~0 0)) (and .cse3 (= ~a19~0 9)) (and .cse4 (= ~a19~0 8)))) [2019-11-28 16:06:05,598 INFO L246 CegarLoopResult]: For program point L351(lines 351 572) no Hoare annotation was computed. [2019-11-28 16:06:05,598 INFO L246 CegarLoopResult]: For program point L186-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:06:05,598 INFO L246 CegarLoopResult]: For program point L153-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:06:05,598 INFO L246 CegarLoopResult]: For program point L120-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:06:05,598 INFO L246 CegarLoopResult]: For program point L87-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:06:05,598 INFO L246 CegarLoopResult]: For program point L21(lines 21 23) no Hoare annotation was computed. [2019-11-28 16:06:05,598 INFO L246 CegarLoopResult]: For program point L54-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:06:05,598 INFO L246 CegarLoopResult]: For program point L21-2(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:06:05,599 INFO L246 CegarLoopResult]: For program point L517(lines 517 572) no Hoare annotation was computed. [2019-11-28 16:06:05,599 INFO L246 CegarLoopResult]: For program point L286(lines 286 572) no Hoare annotation was computed. [2019-11-28 16:06:05,599 INFO L246 CegarLoopResult]: For program point L220(lines 220 572) no Hoare annotation was computed. [2019-11-28 16:06:05,599 INFO L246 CegarLoopResult]: For program point L187(line 187) no Hoare annotation was computed. [2019-11-28 16:06:05,599 INFO L246 CegarLoopResult]: For program point L154(line 154) no Hoare annotation was computed. [2019-11-28 16:06:05,599 INFO L246 CegarLoopResult]: For program point L121(line 121) no Hoare annotation was computed. [2019-11-28 16:06:05,599 INFO L246 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2019-11-28 16:06:05,599 INFO L246 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2019-11-28 16:06:05,599 INFO L246 CegarLoopResult]: For program point L22(line 22) no Hoare annotation was computed. [2019-11-28 16:06:05,600 INFO L246 CegarLoopResult]: For program point L419(lines 419 572) no Hoare annotation was computed. [2019-11-28 16:06:05,600 INFO L246 CegarLoopResult]: For program point L320(lines 320 572) no Hoare annotation was computed. [2019-11-28 16:06:05,600 INFO L246 CegarLoopResult]: For program point L254(lines 254 572) no Hoare annotation was computed. [2019-11-28 16:06:05,600 INFO L246 CegarLoopResult]: For program point L354(lines 354 572) no Hoare annotation was computed. [2019-11-28 16:06:05,600 INFO L246 CegarLoopResult]: For program point L189-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:06:05,600 INFO L246 CegarLoopResult]: For program point L156-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:06:05,600 INFO L246 CegarLoopResult]: For program point L123-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:06:05,600 INFO L246 CegarLoopResult]: For program point L90-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:06:05,601 INFO L246 CegarLoopResult]: For program point L57-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:06:05,601 INFO L246 CegarLoopResult]: For program point L24-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:06:05,601 INFO L246 CegarLoopResult]: For program point L487(lines 487 572) no Hoare annotation was computed. [2019-11-28 16:06:05,601 INFO L246 CegarLoopResult]: For program point L454(lines 454 572) no Hoare annotation was computed. [2019-11-28 16:06:05,601 INFO L246 CegarLoopResult]: For program point L388(lines 388 572) no Hoare annotation was computed. [2019-11-28 16:06:05,601 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-28 16:06:05,601 INFO L246 CegarLoopResult]: For program point L190(line 190) no Hoare annotation was computed. [2019-11-28 16:06:05,601 INFO L246 CegarLoopResult]: For program point L157(line 157) no Hoare annotation was computed. [2019-11-28 16:06:05,602 INFO L246 CegarLoopResult]: For program point L124(line 124) no Hoare annotation was computed. [2019-11-28 16:06:05,602 INFO L246 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2019-11-28 16:06:05,602 INFO L246 CegarLoopResult]: For program point L58(line 58) no Hoare annotation was computed. [2019-11-28 16:06:05,602 INFO L246 CegarLoopResult]: For program point L25(line 25) no Hoare annotation was computed. [2019-11-28 16:06:05,602 INFO L246 CegarLoopResult]: For program point L587(line 587) no Hoare annotation was computed. [2019-11-28 16:06:05,602 INFO L246 CegarLoopResult]: For program point L554(lines 554 572) no Hoare annotation was computed. [2019-11-28 16:06:05,602 INFO L246 CegarLoopResult]: For program point L323(lines 323 572) no Hoare annotation was computed. [2019-11-28 16:06:05,602 INFO L246 CegarLoopResult]: For program point L357(lines 357 572) no Hoare annotation was computed. [2019-11-28 16:06:05,602 INFO L246 CegarLoopResult]: For program point L291(lines 291 572) no Hoare annotation was computed. [2019-11-28 16:06:05,603 INFO L246 CegarLoopResult]: For program point L225(lines 225 572) no Hoare annotation was computed. [2019-11-28 16:06:05,603 INFO L246 CegarLoopResult]: For program point L192-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:06:05,603 INFO L246 CegarLoopResult]: For program point L159-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:06:05,603 INFO L246 CegarLoopResult]: For program point L126-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:06:05,603 INFO L246 CegarLoopResult]: For program point L93-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:06:05,603 INFO L246 CegarLoopResult]: For program point L60-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:06:05,603 INFO L246 CegarLoopResult]: For program point L27-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:06:05,603 INFO L246 CegarLoopResult]: For program point L523(lines 523 572) no Hoare annotation was computed. [2019-11-28 16:06:05,604 INFO L246 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2019-11-28 16:06:05,604 INFO L246 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2019-11-28 16:06:05,604 INFO L246 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed. [2019-11-28 16:06:05,604 INFO L246 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed. [2019-11-28 16:06:05,604 INFO L246 CegarLoopResult]: For program point L61(line 61) no Hoare annotation was computed. [2019-11-28 16:06:05,604 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-28 16:06:05,604 INFO L246 CegarLoopResult]: For program point L28(line 28) no Hoare annotation was computed. [2019-11-28 16:06:05,604 INFO L246 CegarLoopResult]: For program point L557(lines 557 572) no Hoare annotation was computed. [2019-11-28 16:06:05,605 INFO L246 CegarLoopResult]: For program point L425(lines 425 572) no Hoare annotation was computed. [2019-11-28 16:06:05,605 INFO L246 CegarLoopResult]: For program point L326(lines 326 572) no Hoare annotation was computed. [2019-11-28 16:06:05,605 INFO L246 CegarLoopResult]: For program point L260(lines 260 572) no Hoare annotation was computed. [2019-11-28 16:06:05,605 INFO L246 CegarLoopResult]: For program point L393(lines 393 572) no Hoare annotation was computed. [2019-11-28 16:06:05,605 INFO L246 CegarLoopResult]: For program point L360(lines 360 572) no Hoare annotation was computed. [2019-11-28 16:06:05,605 INFO L246 CegarLoopResult]: For program point L195-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:06:05,605 INFO L246 CegarLoopResult]: For program point L162-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:06:05,605 INFO L246 CegarLoopResult]: For program point L129-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:06:05,606 INFO L246 CegarLoopResult]: For program point L96-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:06:05,606 INFO L246 CegarLoopResult]: For program point L63-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:06:05,606 INFO L246 CegarLoopResult]: For program point L30-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:06:05,606 INFO L246 CegarLoopResult]: For program point L526(lines 526 572) no Hoare annotation was computed. [2019-11-28 16:06:05,606 INFO L246 CegarLoopResult]: For program point L493(lines 493 572) no Hoare annotation was computed. [2019-11-28 16:06:05,606 INFO L246 CegarLoopResult]: For program point L460(lines 460 572) no Hoare annotation was computed. [2019-11-28 16:06:05,606 INFO L246 CegarLoopResult]: For program point L196(line 196) no Hoare annotation was computed. [2019-11-28 16:06:05,606 INFO L246 CegarLoopResult]: For program point L163(line 163) no Hoare annotation was computed. [2019-11-28 16:06:05,606 INFO L246 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2019-11-28 16:06:05,607 INFO L246 CegarLoopResult]: For program point L97(line 97) no Hoare annotation was computed. [2019-11-28 16:06:05,607 INFO L246 CegarLoopResult]: For program point L64(line 64) no Hoare annotation was computed. [2019-11-28 16:06:05,607 INFO L246 CegarLoopResult]: For program point L31(line 31) no Hoare annotation was computed. [2019-11-28 16:06:05,607 INFO L246 CegarLoopResult]: For program point L329(lines 329 572) no Hoare annotation was computed. [2019-11-28 16:06:05,607 INFO L246 CegarLoopResult]: For program point L296(lines 296 572) no Hoare annotation was computed. [2019-11-28 16:06:05,607 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-28 16:06:05,608 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 100) no Hoare annotation was computed. [2019-11-28 16:06:05,608 INFO L246 CegarLoopResult]: For program point L231(lines 231 572) no Hoare annotation was computed. [2019-11-28 16:06:05,608 INFO L246 CegarLoopResult]: For program point L198-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:06:05,609 INFO L246 CegarLoopResult]: For program point L165-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:06:05,609 INFO L246 CegarLoopResult]: For program point L132-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:06:05,609 INFO L246 CegarLoopResult]: For program point L99-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:06:05,609 INFO L246 CegarLoopResult]: For program point L66-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:06:05,609 INFO L246 CegarLoopResult]: For program point L33-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:06:05,609 INFO L246 CegarLoopResult]: For program point L529(lines 529 572) no Hoare annotation was computed. [2019-11-28 16:06:05,609 INFO L246 CegarLoopResult]: For program point L430(lines 430 572) no Hoare annotation was computed. [2019-11-28 16:06:05,609 INFO L246 CegarLoopResult]: For program point L265(lines 265 572) no Hoare annotation was computed. [2019-11-28 16:06:05,609 INFO L246 CegarLoopResult]: For program point L199(line 199) no Hoare annotation was computed. [2019-11-28 16:06:05,610 INFO L246 CegarLoopResult]: For program point L166(line 166) no Hoare annotation was computed. [2019-11-28 16:06:05,610 INFO L246 CegarLoopResult]: For program point L133(line 133) no Hoare annotation was computed. [2019-11-28 16:06:05,610 INFO L246 CegarLoopResult]: For program point L100(line 100) no Hoare annotation was computed. [2019-11-28 16:06:05,610 INFO L246 CegarLoopResult]: For program point L67(line 67) no Hoare annotation was computed. [2019-11-28 16:06:05,610 INFO L246 CegarLoopResult]: For program point L34(line 34) no Hoare annotation was computed. [2019-11-28 16:06:05,610 INFO L246 CegarLoopResult]: For program point L563(lines 563 572) no Hoare annotation was computed. [2019-11-28 16:06:05,610 INFO L246 CegarLoopResult]: For program point L398(lines 398 572) no Hoare annotation was computed. [2019-11-28 16:06:05,610 INFO L246 CegarLoopResult]: For program point L365(lines 365 572) no Hoare annotation was computed. [2019-11-28 16:06:05,631 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 04:06:05 BoogieIcfgContainer [2019-11-28 16:06:05,631 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-28 16:06:05,632 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-28 16:06:05,632 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-28 16:06:05,632 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-28 16:06:05,633 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:05:55" (3/4) ... [2019-11-28 16:06:05,636 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-28 16:06:05,656 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-28 16:06:05,657 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-28 16:06:05,820 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-28 16:06:05,820 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-28 16:06:05,822 INFO L168 Benchmark]: Toolchain (without parser) took 13006.58 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 430.4 MB). Free memory was 957.7 MB in the beginning and 1.0 GB in the end (delta: -80.6 MB). Peak memory consumption was 349.9 MB. Max. memory is 11.5 GB. [2019-11-28 16:06:05,823 INFO L168 Benchmark]: CDTParser took 0.80 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. [2019-11-28 16:06:05,823 INFO L168 Benchmark]: CACSL2BoogieTranslator took 765.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 128.5 MB). Free memory was 957.7 MB in the beginning and 1.1 GB in the end (delta: -137.8 MB). Peak memory consumption was 22.7 MB. Max. memory is 11.5 GB. [2019-11-28 16:06:05,824 INFO L168 Benchmark]: Boogie Procedure Inliner took 113.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-11-28 16:06:05,824 INFO L168 Benchmark]: Boogie Preprocessor took 96.50 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-11-28 16:06:05,824 INFO L168 Benchmark]: RCFGBuilder took 1280.70 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 976.1 MB in the end (delta: 105.9 MB). Peak memory consumption was 105.9 MB. Max. memory is 11.5 GB. [2019-11-28 16:06:05,825 INFO L168 Benchmark]: TraceAbstraction took 10555.04 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 302.0 MB). Free memory was 976.1 MB in the beginning and 1.1 GB in the end (delta: -74.3 MB). Peak memory consumption was 227.7 MB. Max. memory is 11.5 GB. [2019-11-28 16:06:05,825 INFO L168 Benchmark]: Witness Printer took 188.93 ms. Allocated memory is still 1.5 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 12.2 MB). Peak memory consumption was 12.2 MB. Max. memory is 11.5 GB. [2019-11-28 16:06:05,828 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.80 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 765.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 128.5 MB). Free memory was 957.7 MB in the beginning and 1.1 GB in the end (delta: -137.8 MB). Peak memory consumption was 22.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 113.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 96.50 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1280.70 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 976.1 MB in the end (delta: 105.9 MB). Peak memory consumption was 105.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 10555.04 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 302.0 MB). Free memory was 976.1 MB in the beginning and 1.1 GB in the end (delta: -74.3 MB). Peak memory consumption was 227.7 MB. Max. memory is 11.5 GB. * Witness Printer took 188.93 ms. Allocated memory is still 1.5 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 12.2 MB). Peak memory consumption was 12.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 100]: 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: 582]: Loop Invariant Derived loop invariant: (((((((a1 <= 218 && !(a19 == 7)) && !(a19 == 10)) && 1 <= a10) || a10 == 1) || (((!(a10 == 3) && a1 <= 218) && !(a19 == 10)) && 1 <= a10)) || (!(a19 == 7) && a10 == 0)) || (1 <= a10 && a19 == 9)) || (!(a10 == 3) && a19 == 8) - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: (((((((a1 <= 218 && !(a19 == 7)) && !(a19 == 10)) && 1 <= a10) || a10 == 1) || (((!(a10 == 3) && a1 <= 218) && !(a19 == 10)) && 1 <= a10)) || (!(a19 == 7) && a10 == 0)) || (1 <= a10 && a19 == 9)) || (!(a10 == 3) && a19 == 8) - InvariantResult [Line: 576]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 206 locations, 1 error locations. Result: SAFE, OverallTime: 9.9s, OverallIterations: 7, TraceHistogramMax: 4, AutomataDifference: 7.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, HoareTripleCheckerStatistics: 327 SDtfs, 1641 SDslu, 65 SDs, 0 SdLazy, 4360 SolverSat, 898 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 358 GetRequests, 338 SyntacticMatches, 5 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1811occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 7 MinimizatonAttempts, 1529 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 40 NumberOfFragments, 115 HoareAnnotationTreeSize, 3 FomulaSimplifications, 662 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 3 FomulaSimplificationsInter, 622 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 1680 NumberOfCodeBlocks, 1680 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 1672 ConstructedInterpolants, 0 QuantifiedInterpolants, 909323 SizeOfPredicates, 0 NumberOfNonLiveVariables, 444 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 8 InterpolantComputations, 7 PerfectInterpolantSequences, 1397/1403 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...