./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem11_label23.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9a8b2e8d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem11_label23.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2a4ad2677f1ebb1de2e46ec63ec8398eb546866b .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-9a8b2e8 [2020-10-19 23:12:13,718 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-19 23:12:13,721 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-19 23:12:13,762 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-19 23:12:13,762 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-19 23:12:13,776 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-19 23:12:13,777 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-19 23:12:13,780 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-19 23:12:13,783 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-19 23:12:13,784 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-19 23:12:13,786 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-19 23:12:13,789 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-19 23:12:13,789 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-19 23:12:13,792 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-19 23:12:13,793 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-19 23:12:13,796 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-19 23:12:13,798 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-19 23:12:13,799 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-19 23:12:13,802 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-19 23:12:13,811 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-19 23:12:13,812 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-19 23:12:13,816 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-19 23:12:13,817 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-19 23:12:13,818 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-19 23:12:13,821 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-19 23:12:13,821 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-19 23:12:13,821 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-19 23:12:13,822 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-19 23:12:13,823 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-19 23:12:13,824 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-19 23:12:13,824 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-19 23:12:13,825 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-19 23:12:13,826 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-19 23:12:13,826 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-19 23:12:13,828 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-19 23:12:13,828 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-19 23:12:13,829 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-19 23:12:13,829 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-19 23:12:13,829 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-19 23:12:13,830 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-19 23:12:13,831 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-19 23:12:13,832 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-19 23:12:13,861 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-19 23:12:13,861 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-19 23:12:13,864 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-19 23:12:13,864 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-19 23:12:13,864 INFO L138 SettingsManager]: * Use SBE=true [2020-10-19 23:12:13,865 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-19 23:12:13,866 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-19 23:12:13,866 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-19 23:12:13,866 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-19 23:12:13,867 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-19 23:12:13,868 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-19 23:12:13,868 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-19 23:12:13,868 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-19 23:12:13,869 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-19 23:12:13,869 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-19 23:12:13,869 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-19 23:12:13,870 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-19 23:12:13,870 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-19 23:12:13,870 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-19 23:12:13,871 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-19 23:12:13,871 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-19 23:12:13,871 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-19 23:12:13,871 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-19 23:12:13,872 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-19 23:12:13,872 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-19 23:12:13,872 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-19 23:12:13,873 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-19 23:12:13,873 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-19 23:12:13,873 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-19 23:12:13,873 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2a4ad2677f1ebb1de2e46ec63ec8398eb546866b [2020-10-19 23:12:14,128 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-19 23:12:14,141 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-19 23:12:14,144 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-19 23:12:14,146 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-19 23:12:14,146 INFO L275 PluginConnector]: CDTParser initialized [2020-10-19 23:12:14,147 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label23.c [2020-10-19 23:12:14,226 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33cc0b5bb/85990ee6064c46799ebbd755de111a6f/FLAG708616995 [2020-10-19 23:12:14,900 INFO L306 CDTParser]: Found 1 translation units. [2020-10-19 23:12:14,904 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label23.c [2020-10-19 23:12:14,931 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33cc0b5bb/85990ee6064c46799ebbd755de111a6f/FLAG708616995 [2020-10-19 23:12:15,046 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33cc0b5bb/85990ee6064c46799ebbd755de111a6f [2020-10-19 23:12:15,049 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-19 23:12:15,054 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-19 23:12:15,055 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-19 23:12:15,055 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-19 23:12:15,059 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-19 23:12:15,060 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 11:12:15" (1/1) ... [2020-10-19 23:12:15,063 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47483dce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:12:15, skipping insertion in model container [2020-10-19 23:12:15,063 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 11:12:15" (1/1) ... [2020-10-19 23:12:15,071 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-19 23:12:15,144 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-19 23:12:15,863 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-19 23:12:15,877 INFO L203 MainTranslator]: Completed pre-run [2020-10-19 23:12:16,049 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-19 23:12:16,067 INFO L208 MainTranslator]: Completed translation [2020-10-19 23:12:16,068 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:12:16 WrapperNode [2020-10-19 23:12:16,068 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-19 23:12:16,069 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-19 23:12:16,069 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-19 23:12:16,069 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-19 23:12:16,076 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:12:16" (1/1) ... [2020-10-19 23:12:16,109 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:12:16" (1/1) ... [2020-10-19 23:12:16,269 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-19 23:12:16,269 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-19 23:12:16,270 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-19 23:12:16,270 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-19 23:12:16,281 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:12:16" (1/1) ... [2020-10-19 23:12:16,281 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:12:16" (1/1) ... [2020-10-19 23:12:16,317 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:12:16" (1/1) ... [2020-10-19 23:12:16,320 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:12:16" (1/1) ... [2020-10-19 23:12:16,370 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:12:16" (1/1) ... [2020-10-19 23:12:16,396 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:12:16" (1/1) ... [2020-10-19 23:12:16,410 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:12:16" (1/1) ... [2020-10-19 23:12:16,424 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-19 23:12:16,424 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-19 23:12:16,425 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-19 23:12:16,425 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-19 23:12:16,426 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:12:16" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-19 23:12:16,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-19 23:12:16,718 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-19 23:12:16,718 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-19 23:12:16,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-19 23:12:19,054 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-19 23:12:19,054 INFO L298 CfgBuilder]: Removed 9 assume(true) statements. [2020-10-19 23:12:19,057 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 11:12:19 BoogieIcfgContainer [2020-10-19 23:12:19,057 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-19 23:12:19,059 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-19 23:12:19,059 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-19 23:12:19,063 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-19 23:12:19,063 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.10 11:12:15" (1/3) ... [2020-10-19 23:12:19,064 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fef7976 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.10 11:12:19, skipping insertion in model container [2020-10-19 23:12:19,065 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:12:16" (2/3) ... [2020-10-19 23:12:19,065 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fef7976 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.10 11:12:19, skipping insertion in model container [2020-10-19 23:12:19,065 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 11:12:19" (3/3) ... [2020-10-19 23:12:19,067 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem11_label23.c [2020-10-19 23:12:19,081 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-19 23:12:19,089 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-19 23:12:19,106 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-19 23:12:19,137 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-19 23:12:19,138 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-19 23:12:19,138 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-19 23:12:19,138 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-19 23:12:19,139 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-19 23:12:19,139 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-19 23:12:19,139 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-19 23:12:19,139 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-19 23:12:19,164 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states. [2020-10-19 23:12:19,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-10-19 23:12:19,176 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:12:19,177 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 23:12:19,177 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:12:19,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:12:19,184 INFO L82 PathProgramCache]: Analyzing trace with hash 962891993, now seen corresponding path program 1 times [2020-10-19 23:12:19,194 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:12:19,195 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1730304311] [2020-10-19 23:12:19,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:12:19,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:12:19,596 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 23:12:19,597 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1730304311] [2020-10-19 23:12:19,598 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:12:19,599 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-19 23:12:19,600 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1918034735] [2020-10-19 23:12:19,607 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:12:19,608 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:12:19,622 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:12:19,623 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:12:19,625 INFO L87 Difference]: Start difference. First operand 284 states. Second operand 3 states. [2020-10-19 23:12:21,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:12:21,167 INFO L93 Difference]: Finished difference Result 762 states and 1346 transitions. [2020-10-19 23:12:21,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:12:21,170 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 65 [2020-10-19 23:12:21,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:12:21,189 INFO L225 Difference]: With dead ends: 762 [2020-10-19 23:12:21,190 INFO L226 Difference]: Without dead ends: 413 [2020-10-19 23:12:21,195 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:12:21,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 413 states. [2020-10-19 23:12:21,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 413 to 413. [2020-10-19 23:12:21,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 413 states. [2020-10-19 23:12:21,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 413 states and 599 transitions. [2020-10-19 23:12:21,264 INFO L78 Accepts]: Start accepts. Automaton has 413 states and 599 transitions. Word has length 65 [2020-10-19 23:12:21,265 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:12:21,265 INFO L481 AbstractCegarLoop]: Abstraction has 413 states and 599 transitions. [2020-10-19 23:12:21,265 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:12:21,265 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 599 transitions. [2020-10-19 23:12:21,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2020-10-19 23:12:21,271 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:12:21,271 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-19 23:12:21,271 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-19 23:12:21,272 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:12:21,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:12:21,272 INFO L82 PathProgramCache]: Analyzing trace with hash 1023208926, now seen corresponding path program 1 times [2020-10-19 23:12:21,272 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:12:21,273 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [562259175] [2020-10-19 23:12:21,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:12:21,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:12:21,458 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 23:12:21,459 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [562259175] [2020-10-19 23:12:21,459 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:12:21,459 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-19 23:12:21,460 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1056938571] [2020-10-19 23:12:21,461 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:12:21,462 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:12:21,462 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:12:21,463 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:12:21,463 INFO L87 Difference]: Start difference. First operand 413 states and 599 transitions. Second operand 3 states. [2020-10-19 23:12:22,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:12:22,615 INFO L93 Difference]: Finished difference Result 1211 states and 1763 transitions. [2020-10-19 23:12:22,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:12:22,616 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 133 [2020-10-19 23:12:22,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:12:22,623 INFO L225 Difference]: With dead ends: 1211 [2020-10-19 23:12:22,624 INFO L226 Difference]: Without dead ends: 800 [2020-10-19 23:12:22,627 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:12:22,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 800 states. [2020-10-19 23:12:22,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 800 to 789. [2020-10-19 23:12:22,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 789 states. [2020-10-19 23:12:22,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 789 states and 1083 transitions. [2020-10-19 23:12:22,670 INFO L78 Accepts]: Start accepts. Automaton has 789 states and 1083 transitions. Word has length 133 [2020-10-19 23:12:22,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:12:22,687 INFO L481 AbstractCegarLoop]: Abstraction has 789 states and 1083 transitions. [2020-10-19 23:12:22,687 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:12:22,688 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 1083 transitions. [2020-10-19 23:12:22,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2020-10-19 23:12:22,699 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:12:22,699 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-19 23:12:22,700 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-19 23:12:22,700 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:12:22,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:12:22,700 INFO L82 PathProgramCache]: Analyzing trace with hash -274327005, now seen corresponding path program 1 times [2020-10-19 23:12:22,701 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:12:22,701 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [744680521] [2020-10-19 23:12:22,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:12:22,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:12:22,889 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 23:12:22,890 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [744680521] [2020-10-19 23:12:22,891 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:12:22,891 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-19 23:12:22,891 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1473822255] [2020-10-19 23:12:22,892 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:12:22,892 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:12:22,892 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:12:22,893 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:12:22,893 INFO L87 Difference]: Start difference. First operand 789 states and 1083 transitions. Second operand 3 states. [2020-10-19 23:12:24,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:12:24,126 INFO L93 Difference]: Finished difference Result 2316 states and 3182 transitions. [2020-10-19 23:12:24,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:12:24,127 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 135 [2020-10-19 23:12:24,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:12:24,135 INFO L225 Difference]: With dead ends: 2316 [2020-10-19 23:12:24,135 INFO L226 Difference]: Without dead ends: 1529 [2020-10-19 23:12:24,137 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:12:24,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1529 states. [2020-10-19 23:12:24,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1529 to 1526. [2020-10-19 23:12:24,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1526 states. [2020-10-19 23:12:24,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1526 states to 1526 states and 1857 transitions. [2020-10-19 23:12:24,176 INFO L78 Accepts]: Start accepts. Automaton has 1526 states and 1857 transitions. Word has length 135 [2020-10-19 23:12:24,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:12:24,177 INFO L481 AbstractCegarLoop]: Abstraction has 1526 states and 1857 transitions. [2020-10-19 23:12:24,177 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:12:24,177 INFO L276 IsEmpty]: Start isEmpty. Operand 1526 states and 1857 transitions. [2020-10-19 23:12:24,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2020-10-19 23:12:24,181 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:12:24,182 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-19 23:12:24,182 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-19 23:12:24,182 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:12:24,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:12:24,183 INFO L82 PathProgramCache]: Analyzing trace with hash -693272251, now seen corresponding path program 1 times [2020-10-19 23:12:24,183 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:12:24,184 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1818026949] [2020-10-19 23:12:24,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:12:24,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:12:24,444 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 23:12:24,445 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1818026949] [2020-10-19 23:12:24,446 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:12:24,446 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 23:12:24,446 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1382303664] [2020-10-19 23:12:24,447 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-19 23:12:24,447 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:12:24,448 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-19 23:12:24,448 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-19 23:12:24,448 INFO L87 Difference]: Start difference. First operand 1526 states and 1857 transitions. Second operand 4 states. [2020-10-19 23:12:26,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:12:26,367 INFO L93 Difference]: Finished difference Result 4184 states and 5341 transitions. [2020-10-19 23:12:26,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-19 23:12:26,368 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 192 [2020-10-19 23:12:26,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:12:26,385 INFO L225 Difference]: With dead ends: 4184 [2020-10-19 23:12:26,386 INFO L226 Difference]: Without dead ends: 2844 [2020-10-19 23:12:26,389 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-19 23:12:26,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2844 states. [2020-10-19 23:12:26,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2844 to 2843. [2020-10-19 23:12:26,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2843 states. [2020-10-19 23:12:26,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2843 states to 2843 states and 3570 transitions. [2020-10-19 23:12:26,449 INFO L78 Accepts]: Start accepts. Automaton has 2843 states and 3570 transitions. Word has length 192 [2020-10-19 23:12:26,451 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:12:26,452 INFO L481 AbstractCegarLoop]: Abstraction has 2843 states and 3570 transitions. [2020-10-19 23:12:26,452 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-19 23:12:26,452 INFO L276 IsEmpty]: Start isEmpty. Operand 2843 states and 3570 transitions. [2020-10-19 23:12:26,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2020-10-19 23:12:26,458 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:12:26,458 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 23:12:26,459 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-19 23:12:26,459 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:12:26,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:12:26,459 INFO L82 PathProgramCache]: Analyzing trace with hash 1802540836, now seen corresponding path program 1 times [2020-10-19 23:12:26,460 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:12:26,460 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1519613964] [2020-10-19 23:12:26,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:12:26,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:12:26,769 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2020-10-19 23:12:26,770 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1519613964] [2020-10-19 23:12:26,770 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:12:26,771 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 23:12:26,771 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1954858888] [2020-10-19 23:12:26,772 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:12:26,772 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:12:26,772 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:12:26,773 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:12:26,773 INFO L87 Difference]: Start difference. First operand 2843 states and 3570 transitions. Second operand 3 states. [2020-10-19 23:12:28,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:12:28,254 INFO L93 Difference]: Finished difference Result 6431 states and 8285 transitions. [2020-10-19 23:12:28,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:12:28,255 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 247 [2020-10-19 23:12:28,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:12:28,278 INFO L225 Difference]: With dead ends: 6431 [2020-10-19 23:12:28,279 INFO L226 Difference]: Without dead ends: 3958 [2020-10-19 23:12:28,284 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:12:28,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3958 states. [2020-10-19 23:12:28,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3958 to 3948. [2020-10-19 23:12:28,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3948 states. [2020-10-19 23:12:28,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3948 states to 3948 states and 4861 transitions. [2020-10-19 23:12:28,732 INFO L78 Accepts]: Start accepts. Automaton has 3948 states and 4861 transitions. Word has length 247 [2020-10-19 23:12:28,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:12:28,733 INFO L481 AbstractCegarLoop]: Abstraction has 3948 states and 4861 transitions. [2020-10-19 23:12:28,733 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:12:28,733 INFO L276 IsEmpty]: Start isEmpty. Operand 3948 states and 4861 transitions. [2020-10-19 23:12:28,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2020-10-19 23:12:28,739 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:12:28,740 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 23:12:28,740 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-19 23:12:28,740 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:12:28,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:12:28,741 INFO L82 PathProgramCache]: Analyzing trace with hash -1700483277, now seen corresponding path program 1 times [2020-10-19 23:12:28,741 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:12:28,742 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1138413797] [2020-10-19 23:12:28,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:12:28,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:12:29,515 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 91 proven. 34 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-10-19 23:12:29,516 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1138413797] [2020-10-19 23:12:29,516 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1342993856] [2020-10-19 23:12:29,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-19 23:12:29,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:12:29,685 INFO L263 TraceCheckSpWp]: Trace formula consists of 378 conjuncts, 2 conjunts are in the unsatisfiable core [2020-10-19 23:12:29,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 23:12:29,909 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-10-19 23:12:29,910 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-10-19 23:12:29,910 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2020-10-19 23:12:29,911 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2024679236] [2020-10-19 23:12:29,911 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:12:29,912 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:12:29,912 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:12:29,912 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2020-10-19 23:12:29,912 INFO L87 Difference]: Start difference. First operand 3948 states and 4861 transitions. Second operand 3 states. [2020-10-19 23:12:31,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:12:31,575 INFO L93 Difference]: Finished difference Result 9369 states and 11877 transitions. [2020-10-19 23:12:31,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:12:31,576 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 253 [2020-10-19 23:12:31,578 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:12:31,612 INFO L225 Difference]: With dead ends: 9369 [2020-10-19 23:12:31,612 INFO L226 Difference]: Without dead ends: 5791 [2020-10-19 23:12:31,618 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 257 GetRequests, 252 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2020-10-19 23:12:31,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5791 states. [2020-10-19 23:12:31,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5791 to 5789. [2020-10-19 23:12:31,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5789 states. [2020-10-19 23:12:31,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5789 states to 5789 states and 7175 transitions. [2020-10-19 23:12:31,742 INFO L78 Accepts]: Start accepts. Automaton has 5789 states and 7175 transitions. Word has length 253 [2020-10-19 23:12:31,743 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:12:31,743 INFO L481 AbstractCegarLoop]: Abstraction has 5789 states and 7175 transitions. [2020-10-19 23:12:31,743 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:12:31,744 INFO L276 IsEmpty]: Start isEmpty. Operand 5789 states and 7175 transitions. [2020-10-19 23:12:31,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2020-10-19 23:12:31,750 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:12:31,750 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 23:12:31,971 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2020-10-19 23:12:31,972 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:12:31,972 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:12:31,972 INFO L82 PathProgramCache]: Analyzing trace with hash -682591422, now seen corresponding path program 1 times [2020-10-19 23:12:31,973 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:12:31,973 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1302993679] [2020-10-19 23:12:31,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:12:32,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:12:32,179 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2020-10-19 23:12:32,180 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1302993679] [2020-10-19 23:12:32,180 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:12:32,180 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 23:12:32,181 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1247725818] [2020-10-19 23:12:32,181 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:12:32,182 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:12:32,182 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:12:32,182 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:12:32,182 INFO L87 Difference]: Start difference. First operand 5789 states and 7175 transitions. Second operand 3 states. [2020-10-19 23:12:33,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:12:33,774 INFO L93 Difference]: Finished difference Result 12691 states and 15991 transitions. [2020-10-19 23:12:33,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:12:33,776 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 259 [2020-10-19 23:12:33,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:12:33,869 INFO L225 Difference]: With dead ends: 12691 [2020-10-19 23:12:33,870 INFO L226 Difference]: Without dead ends: 7642 [2020-10-19 23:12:33,881 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:12:33,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7642 states. [2020-10-19 23:12:34,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7642 to 7445. [2020-10-19 23:12:34,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7445 states. [2020-10-19 23:12:34,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7445 states to 7445 states and 9107 transitions. [2020-10-19 23:12:34,083 INFO L78 Accepts]: Start accepts. Automaton has 7445 states and 9107 transitions. Word has length 259 [2020-10-19 23:12:34,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:12:34,084 INFO L481 AbstractCegarLoop]: Abstraction has 7445 states and 9107 transitions. [2020-10-19 23:12:34,084 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:12:34,084 INFO L276 IsEmpty]: Start isEmpty. Operand 7445 states and 9107 transitions. [2020-10-19 23:12:34,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2020-10-19 23:12:34,099 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:12:34,100 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 23:12:34,100 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-19 23:12:34,101 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:12:34,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:12:34,102 INFO L82 PathProgramCache]: Analyzing trace with hash 58573001, now seen corresponding path program 1 times [2020-10-19 23:12:34,102 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:12:34,102 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1357716733] [2020-10-19 23:12:34,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:12:34,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:12:34,577 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2020-10-19 23:12:34,578 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1357716733] [2020-10-19 23:12:34,578 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:12:34,578 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 23:12:34,579 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [14016472] [2020-10-19 23:12:34,579 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:12:34,579 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:12:34,580 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:12:34,580 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:12:34,581 INFO L87 Difference]: Start difference. First operand 7445 states and 9107 transitions. Second operand 3 states. [2020-10-19 23:12:35,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:12:35,896 INFO L93 Difference]: Finished difference Result 16907 states and 20945 transitions. [2020-10-19 23:12:35,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:12:35,897 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 295 [2020-10-19 23:12:35,898 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:12:35,956 INFO L225 Difference]: With dead ends: 16907 [2020-10-19 23:12:35,956 INFO L226 Difference]: Without dead ends: 10202 [2020-10-19 23:12:35,975 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:12:35,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10202 states. [2020-10-19 23:12:36,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10202 to 9833. [2020-10-19 23:12:36,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9833 states. [2020-10-19 23:12:36,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9833 states to 9833 states and 11930 transitions. [2020-10-19 23:12:36,193 INFO L78 Accepts]: Start accepts. Automaton has 9833 states and 11930 transitions. Word has length 295 [2020-10-19 23:12:36,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:12:36,194 INFO L481 AbstractCegarLoop]: Abstraction has 9833 states and 11930 transitions. [2020-10-19 23:12:36,194 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:12:36,194 INFO L276 IsEmpty]: Start isEmpty. Operand 9833 states and 11930 transitions. [2020-10-19 23:12:36,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2020-10-19 23:12:36,202 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:12:36,203 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 23:12:36,203 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-19 23:12:36,203 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:12:36,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:12:36,204 INFO L82 PathProgramCache]: Analyzing trace with hash 1706621397, now seen corresponding path program 1 times [2020-10-19 23:12:36,204 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:12:36,213 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [721016522] [2020-10-19 23:12:36,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:12:36,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:12:36,450 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2020-10-19 23:12:36,451 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [721016522] [2020-10-19 23:12:36,451 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:12:36,452 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 23:12:36,452 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1951429002] [2020-10-19 23:12:36,452 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:12:36,453 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:12:36,453 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:12:36,453 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:12:36,453 INFO L87 Difference]: Start difference. First operand 9833 states and 11930 transitions. Second operand 3 states. [2020-10-19 23:12:37,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:12:37,751 INFO L93 Difference]: Finished difference Result 20026 states and 24609 transitions. [2020-10-19 23:12:37,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:12:37,752 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 301 [2020-10-19 23:12:37,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:12:37,779 INFO L225 Difference]: With dead ends: 20026 [2020-10-19 23:12:37,780 INFO L226 Difference]: Without dead ends: 11857 [2020-10-19 23:12:37,795 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:12:37,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11857 states. [2020-10-19 23:12:37,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11857 to 11857. [2020-10-19 23:12:37,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11857 states. [2020-10-19 23:12:37,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11857 states to 11857 states and 14012 transitions. [2020-10-19 23:12:37,983 INFO L78 Accepts]: Start accepts. Automaton has 11857 states and 14012 transitions. Word has length 301 [2020-10-19 23:12:37,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:12:37,984 INFO L481 AbstractCegarLoop]: Abstraction has 11857 states and 14012 transitions. [2020-10-19 23:12:37,984 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:12:37,984 INFO L276 IsEmpty]: Start isEmpty. Operand 11857 states and 14012 transitions. [2020-10-19 23:12:37,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2020-10-19 23:12:37,993 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:12:37,994 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 23:12:37,994 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-19 23:12:37,994 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:12:37,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:12:37,995 INFO L82 PathProgramCache]: Analyzing trace with hash 1068639518, now seen corresponding path program 1 times [2020-10-19 23:12:37,995 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:12:37,995 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [936034306] [2020-10-19 23:12:37,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:12:38,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:12:38,440 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 125 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2020-10-19 23:12:38,441 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [936034306] [2020-10-19 23:12:38,441 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2071684957] [2020-10-19 23:12:38,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-19 23:12:38,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:12:38,554 INFO L263 TraceCheckSpWp]: Trace formula consists of 430 conjuncts, 3 conjunts are in the unsatisfiable core [2020-10-19 23:12:38,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 23:12:38,584 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-19 23:12:38,597 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-19 23:12:38,619 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-19 23:12:38,927 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 125 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2020-10-19 23:12:38,928 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-19 23:12:38,928 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 3 [2020-10-19 23:12:38,929 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [338093765] [2020-10-19 23:12:38,930 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-19 23:12:38,930 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:12:38,931 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-19 23:12:38,931 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-19 23:12:38,931 INFO L87 Difference]: Start difference. First operand 11857 states and 14012 transitions. Second operand 4 states. [2020-10-19 23:12:40,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:12:40,620 INFO L93 Difference]: Finished difference Result 23709 states and 28254 transitions. [2020-10-19 23:12:40,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-19 23:12:40,621 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 303 [2020-10-19 23:12:40,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:12:40,622 INFO L225 Difference]: With dead ends: 23709 [2020-10-19 23:12:40,622 INFO L226 Difference]: Without dead ends: 0 [2020-10-19 23:12:40,644 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 305 GetRequests, 302 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-19 23:12:40,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-19 23:12:40,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-19 23:12:40,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-19 23:12:40,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-19 23:12:40,645 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 303 [2020-10-19 23:12:40,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:12:40,646 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-19 23:12:40,646 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-19 23:12:40,646 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-19 23:12:40,646 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-19 23:12:40,860 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2020-10-19 23:12:40,864 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-19 23:12:41,065 INFO L274 CegarLoopResult]: For program point L960(lines 960 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,065 INFO L274 CegarLoopResult]: For program point L696(lines 696 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,065 INFO L274 CegarLoopResult]: For program point L630(lines 630 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,066 INFO L270 CegarLoopResult]: At program point L1027(lines 24 1028) the Hoare annotation is: (let ((.cse0 (<= 165 ~a23~0))) (or (<= ~a25~0 10) (<= 306 ~a23~0) (< 140 ~a29~0) (and .cse0 (= ~a25~0 11)) (and .cse0 (<= ~a29~0 130)) (not (= ~a4~0 1)) (= ~a25~0 12))) [2020-10-19 23:12:41,066 INFO L274 CegarLoopResult]: For program point L895(lines 895 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,066 INFO L274 CegarLoopResult]: For program point L697(lines 697 707) no Hoare annotation was computed. [2020-10-19 23:12:41,066 INFO L274 CegarLoopResult]: For program point L697-2(lines 697 707) no Hoare annotation was computed. [2020-10-19 23:12:41,066 INFO L274 CegarLoopResult]: For program point L367(lines 367 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,066 INFO L274 CegarLoopResult]: For program point L301(lines 301 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,066 INFO L274 CegarLoopResult]: For program point L235(lines 235 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,067 INFO L274 CegarLoopResult]: For program point L169-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:41,067 INFO L274 CegarLoopResult]: For program point L103-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:41,067 INFO L274 CegarLoopResult]: For program point L37-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:41,071 INFO L274 CegarLoopResult]: For program point L170(line 170) no Hoare annotation was computed. [2020-10-19 23:12:41,072 INFO L274 CegarLoopResult]: For program point L104(line 104) no Hoare annotation was computed. [2020-10-19 23:12:41,073 INFO L274 CegarLoopResult]: For program point L38(line 38) no Hoare annotation was computed. [2020-10-19 23:12:41,073 INFO L277 CegarLoopResult]: At program point L1030(lines 1030 1046) the Hoare annotation is: true [2020-10-19 23:12:41,073 INFO L274 CegarLoopResult]: For program point L568(lines 568 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,073 INFO L274 CegarLoopResult]: For program point L502(lines 502 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,073 INFO L274 CegarLoopResult]: For program point L172-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:41,074 INFO L274 CegarLoopResult]: For program point L106-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:41,074 INFO L274 CegarLoopResult]: For program point L40-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:41,074 INFO L274 CegarLoopResult]: For program point L965(lines 965 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,074 INFO L274 CegarLoopResult]: For program point L833(lines 833 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,074 INFO L274 CegarLoopResult]: For program point L173(line 173) no Hoare annotation was computed. [2020-10-19 23:12:41,075 INFO L274 CegarLoopResult]: For program point L107(line 107) no Hoare annotation was computed. [2020-10-19 23:12:41,075 INFO L274 CegarLoopResult]: For program point L41(line 41) no Hoare annotation was computed. [2020-10-19 23:12:41,075 INFO L274 CegarLoopResult]: For program point L900(lines 900 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,075 INFO L274 CegarLoopResult]: For program point L438(lines 438 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,075 INFO L274 CegarLoopResult]: For program point L372(lines 372 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,075 INFO L274 CegarLoopResult]: For program point L637(lines 637 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,076 INFO L274 CegarLoopResult]: For program point L307(lines 307 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,076 INFO L274 CegarLoopResult]: For program point L175-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:41,076 INFO L274 CegarLoopResult]: For program point L109-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:41,076 INFO L274 CegarLoopResult]: For program point L43-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:41,076 INFO L274 CegarLoopResult]: For program point L242(lines 242 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,076 INFO L274 CegarLoopResult]: For program point L176(line 176) no Hoare annotation was computed. [2020-10-19 23:12:41,077 INFO L274 CegarLoopResult]: For program point L110(line 110) no Hoare annotation was computed. [2020-10-19 23:12:41,077 INFO L274 CegarLoopResult]: For program point L44(line 44) no Hoare annotation was computed. [2020-10-19 23:12:41,077 INFO L274 CegarLoopResult]: For program point L771(lines 771 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,077 INFO L270 CegarLoopResult]: At program point L1036-2(lines 1036 1045) the Hoare annotation is: (let ((.cse0 (<= 165 ~a23~0))) (or (<= ~a25~0 10) (<= 306 ~a23~0) (< 140 ~a29~0) (and .cse0 (= ~a25~0 11)) (and .cse0 (<= ~a29~0 130)) (not (= ~a4~0 1)) (= ~a25~0 12))) [2020-10-19 23:12:41,077 INFO L274 CegarLoopResult]: For program point L838(lines 838 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,078 INFO L274 CegarLoopResult]: For program point L574(lines 574 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,078 INFO L274 CegarLoopResult]: For program point L178-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:41,078 INFO L274 CegarLoopResult]: For program point L112-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:41,078 INFO L274 CegarLoopResult]: For program point L46-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:41,078 INFO L274 CegarLoopResult]: For program point L971(lines 971 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,078 INFO L274 CegarLoopResult]: For program point L905(lines 905 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,078 INFO L274 CegarLoopResult]: For program point L509(lines 509 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,079 INFO L274 CegarLoopResult]: For program point L179(line 179) no Hoare annotation was computed. [2020-10-19 23:12:41,079 INFO L274 CegarLoopResult]: For program point L113(line 113) no Hoare annotation was computed. [2020-10-19 23:12:41,079 INFO L274 CegarLoopResult]: For program point L47(line 47) no Hoare annotation was computed. [2020-10-19 23:12:41,079 INFO L274 CegarLoopResult]: For program point L972(lines 972 982) no Hoare annotation was computed. [2020-10-19 23:12:41,079 INFO L274 CegarLoopResult]: For program point L906(lines 906 916) no Hoare annotation was computed. [2020-10-19 23:12:41,079 INFO L274 CegarLoopResult]: For program point L972-2(lines 972 982) no Hoare annotation was computed. [2020-10-19 23:12:41,080 INFO L274 CegarLoopResult]: For program point L906-2(lines 906 916) no Hoare annotation was computed. [2020-10-19 23:12:41,080 INFO L274 CegarLoopResult]: For program point L708(lines 708 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,080 INFO L274 CegarLoopResult]: For program point L312(lines 312 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,080 INFO L274 CegarLoopResult]: For program point L577(lines 577 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,080 INFO L274 CegarLoopResult]: For program point L445(lines 445 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,080 INFO L274 CegarLoopResult]: For program point L379(lines 379 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,081 INFO L274 CegarLoopResult]: For program point L181-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:41,081 INFO L274 CegarLoopResult]: For program point L115-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:41,081 INFO L274 CegarLoopResult]: For program point L49-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:41,081 INFO L274 CegarLoopResult]: For program point L776(lines 776 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,082 INFO L274 CegarLoopResult]: For program point L644(lines 644 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,082 INFO L274 CegarLoopResult]: For program point L182(line 182) no Hoare annotation was computed. [2020-10-19 23:12:41,082 INFO L274 CegarLoopResult]: For program point L116(line 116) no Hoare annotation was computed. [2020-10-19 23:12:41,082 INFO L274 CegarLoopResult]: For program point L50(line 50) no Hoare annotation was computed. [2020-10-19 23:12:41,082 INFO L274 CegarLoopResult]: For program point L1041(line 1041) no Hoare annotation was computed. [2020-10-19 23:12:41,083 INFO L274 CegarLoopResult]: For program point L843(lines 843 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,083 INFO L274 CegarLoopResult]: For program point L249(lines 249 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,083 INFO L274 CegarLoopResult]: For program point L184-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:41,083 INFO L274 CegarLoopResult]: For program point L118-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:41,083 INFO L274 CegarLoopResult]: For program point L52-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:41,084 INFO L274 CegarLoopResult]: For program point L185(line 185) no Hoare annotation was computed. [2020-10-19 23:12:41,084 INFO L274 CegarLoopResult]: For program point L119(line 119) no Hoare annotation was computed. [2020-10-19 23:12:41,084 INFO L274 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed. [2020-10-19 23:12:41,084 INFO L274 CegarLoopResult]: For program point L714(lines 714 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,084 INFO L274 CegarLoopResult]: For program point L516(lines 516 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,084 INFO L274 CegarLoopResult]: For program point L649(lines 649 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,084 INFO L274 CegarLoopResult]: For program point L583(lines 583 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,085 INFO L274 CegarLoopResult]: For program point L517(lines 517 527) no Hoare annotation was computed. [2020-10-19 23:12:41,085 INFO L274 CegarLoopResult]: For program point L517-2(lines 517 527) no Hoare annotation was computed. [2020-10-19 23:12:41,085 INFO L274 CegarLoopResult]: For program point L319(lines 319 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,085 INFO L274 CegarLoopResult]: For program point L187-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:41,085 INFO L274 CegarLoopResult]: For program point L121-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:41,086 INFO L274 CegarLoopResult]: For program point L55-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:41,086 INFO L274 CegarLoopResult]: For program point L848(lines 848 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,086 INFO L274 CegarLoopResult]: For program point L782(lines 782 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,086 INFO L274 CegarLoopResult]: For program point L650(lines 650 659) no Hoare annotation was computed. [2020-10-19 23:12:41,086 INFO L274 CegarLoopResult]: For program point L650-2(lines 650 659) no Hoare annotation was computed. [2020-10-19 23:12:41,086 INFO L274 CegarLoopResult]: For program point L452(lines 452 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,087 INFO L274 CegarLoopResult]: For program point L386(lines 386 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,087 INFO L274 CegarLoopResult]: For program point L188(line 188) no Hoare annotation was computed. [2020-10-19 23:12:41,087 INFO L274 CegarLoopResult]: For program point L122(line 122) no Hoare annotation was computed. [2020-10-19 23:12:41,088 INFO L274 CegarLoopResult]: For program point L56(line 56) no Hoare annotation was computed. [2020-10-19 23:12:41,088 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-19 23:12:41,088 INFO L274 CegarLoopResult]: For program point L256(lines 256 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,088 INFO L274 CegarLoopResult]: For program point L190-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:41,088 INFO L274 CegarLoopResult]: For program point L124-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:41,089 INFO L274 CegarLoopResult]: For program point L58-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:41,089 INFO L274 CegarLoopResult]: For program point L983(lines 983 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,089 INFO L274 CegarLoopResult]: For program point L917(lines 917 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,089 INFO L274 CegarLoopResult]: For program point L719(lines 719 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,089 INFO L274 CegarLoopResult]: For program point L191(line 191) no Hoare annotation was computed. [2020-10-19 23:12:41,090 INFO L274 CegarLoopResult]: For program point L125(line 125) no Hoare annotation was computed. [2020-10-19 23:12:41,090 INFO L274 CegarLoopResult]: For program point L59(line 59) no Hoare annotation was computed. [2020-10-19 23:12:41,090 INFO L274 CegarLoopResult]: For program point L918(lines 918 928) no Hoare annotation was computed. [2020-10-19 23:12:41,090 INFO L274 CegarLoopResult]: For program point L918-2(lines 918 928) no Hoare annotation was computed. [2020-10-19 23:12:41,090 INFO L274 CegarLoopResult]: For program point L720(lines 720 732) no Hoare annotation was computed. [2020-10-19 23:12:41,090 INFO L274 CegarLoopResult]: For program point L720-2(lines 720 732) no Hoare annotation was computed. [2020-10-19 23:12:41,091 INFO L274 CegarLoopResult]: For program point L588(lines 588 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,091 INFO L274 CegarLoopResult]: For program point L324(lines 324 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,091 INFO L274 CegarLoopResult]: For program point L589(lines 589 599) no Hoare annotation was computed. [2020-10-19 23:12:41,091 INFO L274 CegarLoopResult]: For program point L589-2(lines 589 599) no Hoare annotation was computed. [2020-10-19 23:12:41,091 INFO L274 CegarLoopResult]: For program point L193-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:41,091 INFO L274 CegarLoopResult]: For program point L127-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:41,092 INFO L274 CegarLoopResult]: For program point L61-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:41,092 INFO L274 CegarLoopResult]: For program point L854(lines 854 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,092 INFO L274 CegarLoopResult]: For program point L458(lines 458 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,092 INFO L274 CegarLoopResult]: For program point L194(line 194) no Hoare annotation was computed. [2020-10-19 23:12:41,092 INFO L274 CegarLoopResult]: For program point L128(line 128) no Hoare annotation was computed. [2020-10-19 23:12:41,092 INFO L274 CegarLoopResult]: For program point L62(line 62) no Hoare annotation was computed. [2020-10-19 23:12:41,092 INFO L274 CegarLoopResult]: For program point L789(lines 789 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,093 INFO L274 CegarLoopResult]: For program point L393(lines 393 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,093 INFO L274 CegarLoopResult]: For program point L262(lines 262 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,093 INFO L274 CegarLoopResult]: For program point L196-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:41,093 INFO L274 CegarLoopResult]: For program point L130-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:41,093 INFO L274 CegarLoopResult]: For program point L64-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:41,093 INFO L274 CegarLoopResult]: For program point L197(line 197) no Hoare annotation was computed. [2020-10-19 23:12:41,093 INFO L274 CegarLoopResult]: For program point L131(line 131) no Hoare annotation was computed. [2020-10-19 23:12:41,094 INFO L274 CegarLoopResult]: For program point L65(line 65) no Hoare annotation was computed. [2020-10-19 23:12:41,094 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-10-19 23:12:41,094 INFO L274 CegarLoopResult]: For program point L990(lines 990 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,094 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4) no Hoare annotation was computed. [2020-10-19 23:12:41,094 INFO L274 CegarLoopResult]: For program point L660(lines 660 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,095 INFO L274 CegarLoopResult]: For program point L528(lines 528 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,095 INFO L274 CegarLoopResult]: For program point L331(lines 331 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,095 INFO L274 CegarLoopResult]: For program point L199-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:41,095 INFO L274 CegarLoopResult]: For program point L133-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:41,095 INFO L274 CegarLoopResult]: For program point L67-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:41,095 INFO L274 CegarLoopResult]: For program point L794(lines 794 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,096 INFO L274 CegarLoopResult]: For program point L200(line 200) no Hoare annotation was computed. [2020-10-19 23:12:41,096 INFO L274 CegarLoopResult]: For program point L134(line 134) no Hoare annotation was computed. [2020-10-19 23:12:41,096 INFO L274 CegarLoopResult]: For program point L68(line 68) no Hoare annotation was computed. [2020-10-19 23:12:41,096 INFO L274 CegarLoopResult]: For program point L861(lines 861 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,096 INFO L274 CegarLoopResult]: For program point L465(lines 465 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,096 INFO L274 CegarLoopResult]: For program point L267(lines 267 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,097 INFO L274 CegarLoopResult]: For program point L400(lines 400 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,097 INFO L274 CegarLoopResult]: For program point L202-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:41,097 INFO L274 CegarLoopResult]: For program point L136-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:41,097 INFO L274 CegarLoopResult]: For program point L70-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:41,097 INFO L274 CegarLoopResult]: For program point L4(line 4) no Hoare annotation was computed. [2020-10-19 23:12:41,097 INFO L274 CegarLoopResult]: For program point L995(lines 995 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,098 INFO L274 CegarLoopResult]: For program point L929(lines 929 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,098 INFO L274 CegarLoopResult]: For program point L665(lines 665 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,098 INFO L274 CegarLoopResult]: For program point L533(lines 533 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,098 INFO L274 CegarLoopResult]: For program point L401(lines 401 412) no Hoare annotation was computed. [2020-10-19 23:12:41,098 INFO L274 CegarLoopResult]: For program point L401-2(lines 401 412) no Hoare annotation was computed. [2020-10-19 23:12:41,098 INFO L274 CegarLoopResult]: For program point L203(line 203) no Hoare annotation was computed. [2020-10-19 23:12:41,099 INFO L274 CegarLoopResult]: For program point L137(line 137) no Hoare annotation was computed. [2020-10-19 23:12:41,099 INFO L274 CegarLoopResult]: For program point L71(line 71) no Hoare annotation was computed. [2020-10-19 23:12:41,099 INFO L274 CegarLoopResult]: For program point L600(lines 600 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,099 INFO L274 CegarLoopResult]: For program point L336(lines 336 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,099 INFO L274 CegarLoopResult]: For program point L270(lines 270 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,099 INFO L274 CegarLoopResult]: For program point L733(lines 733 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,100 INFO L274 CegarLoopResult]: For program point L205-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:41,100 INFO L274 CegarLoopResult]: For program point L139-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:41,100 INFO L274 CegarLoopResult]: For program point L73-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:41,100 INFO L274 CegarLoopResult]: For program point L206(line 206) no Hoare annotation was computed. [2020-10-19 23:12:41,100 INFO L274 CegarLoopResult]: For program point L140(line 140) no Hoare annotation was computed. [2020-10-19 23:12:41,100 INFO L274 CegarLoopResult]: For program point L74(line 74) no Hoare annotation was computed. [2020-10-19 23:12:41,101 INFO L274 CegarLoopResult]: For program point L867(lines 867 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,101 INFO L274 CegarLoopResult]: For program point L801(lines 801 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,101 INFO L274 CegarLoopResult]: For program point L934(lines 934 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,101 INFO L274 CegarLoopResult]: For program point L868(lines 868 877) no Hoare annotation was computed. [2020-10-19 23:12:41,101 INFO L274 CegarLoopResult]: For program point L868-2(lines 868 877) no Hoare annotation was computed. [2020-10-19 23:12:41,101 INFO L274 CegarLoopResult]: For program point L472(lines 472 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,102 INFO L274 CegarLoopResult]: For program point L142-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:41,102 INFO L274 CegarLoopResult]: For program point L76-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:41,102 INFO L274 CegarLoopResult]: For program point L605(lines 605 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,102 INFO L274 CegarLoopResult]: For program point L539(lines 539 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,102 INFO L274 CegarLoopResult]: For program point L143(line 143) no Hoare annotation was computed. [2020-10-19 23:12:41,102 INFO L274 CegarLoopResult]: For program point L77(line 77) no Hoare annotation was computed. [2020-10-19 23:12:41,103 INFO L274 CegarLoopResult]: For program point L1002(lines 1002 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,103 INFO L274 CegarLoopResult]: For program point L672(lines 672 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,103 INFO L274 CegarLoopResult]: For program point L606(lines 606 616) no Hoare annotation was computed. [2020-10-19 23:12:41,103 INFO L274 CegarLoopResult]: For program point L606-2(lines 606 616) no Hoare annotation was computed. [2020-10-19 23:12:41,103 INFO L274 CegarLoopResult]: For program point L342(lines 342 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,103 INFO L274 CegarLoopResult]: For program point L277(lines 277 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,104 INFO L274 CegarLoopResult]: For program point L145-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:41,104 INFO L274 CegarLoopResult]: For program point L79-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:41,104 INFO L274 CegarLoopResult]: For program point L806(lines 806 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,104 INFO L274 CegarLoopResult]: For program point L740(lines 740 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,104 INFO L274 CegarLoopResult]: For program point L146(line 146) no Hoare annotation was computed. [2020-10-19 23:12:41,104 INFO L274 CegarLoopResult]: For program point L80(line 80) no Hoare annotation was computed. [2020-10-19 23:12:41,105 INFO L274 CegarLoopResult]: For program point L807(lines 807 817) no Hoare annotation was computed. [2020-10-19 23:12:41,105 INFO L274 CegarLoopResult]: For program point L807-2(lines 807 817) no Hoare annotation was computed. [2020-10-19 23:12:41,105 INFO L274 CegarLoopResult]: For program point L544(lines 544 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,105 INFO L274 CegarLoopResult]: For program point L148-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:41,105 INFO L274 CegarLoopResult]: For program point L82-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:41,105 INFO L274 CegarLoopResult]: For program point L1007(lines 1007 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,106 INFO L274 CegarLoopResult]: For program point L941(lines 941 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,106 INFO L274 CegarLoopResult]: For program point L677(lines 677 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,106 INFO L274 CegarLoopResult]: For program point L479(lines 479 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,106 INFO L274 CegarLoopResult]: For program point L413(lines 413 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,106 INFO L274 CegarLoopResult]: For program point L149(line 149) no Hoare annotation was computed. [2020-10-19 23:12:41,106 INFO L274 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-10-19 23:12:41,107 INFO L274 CegarLoopResult]: For program point L942(lines 942 954) no Hoare annotation was computed. [2020-10-19 23:12:41,107 INFO L274 CegarLoopResult]: For program point L942-2(lines 942 954) no Hoare annotation was computed. [2020-10-19 23:12:41,107 INFO L274 CegarLoopResult]: For program point L480(lines 480 488) no Hoare annotation was computed. [2020-10-19 23:12:41,107 INFO L274 CegarLoopResult]: For program point L480-2(lines 480 488) no Hoare annotation was computed. [2020-10-19 23:12:41,107 INFO L274 CegarLoopResult]: For program point L348(lines 348 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,107 INFO L274 CegarLoopResult]: For program point L282(lines 282 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,108 INFO L274 CegarLoopResult]: For program point L216(lines 216 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,108 INFO L274 CegarLoopResult]: For program point L745(lines 745 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,108 INFO L274 CegarLoopResult]: For program point L151-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:41,108 INFO L274 CegarLoopResult]: For program point L85-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:41,108 INFO L274 CegarLoopResult]: For program point L878(lines 878 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,108 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-10-19 23:12:41,109 INFO L274 CegarLoopResult]: For program point L152(line 152) no Hoare annotation was computed. [2020-10-19 23:12:41,109 INFO L274 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-10-19 23:12:41,109 INFO L274 CegarLoopResult]: For program point L154-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:41,109 INFO L274 CegarLoopResult]: For program point L88-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:41,109 INFO L274 CegarLoopResult]: For program point L683(lines 683 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,109 INFO L274 CegarLoopResult]: For program point L617(lines 617 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,110 INFO L274 CegarLoopResult]: For program point L551(lines 551 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,110 INFO L274 CegarLoopResult]: For program point L419(lines 419 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,110 INFO L274 CegarLoopResult]: For program point L155(line 155) no Hoare annotation was computed. [2020-10-19 23:12:41,110 INFO L274 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-10-19 23:12:41,110 INFO L274 CegarLoopResult]: For program point L1014(lines 1014 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,110 INFO L274 CegarLoopResult]: For program point L883(lines 883 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,111 INFO L274 CegarLoopResult]: For program point L355(lines 355 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,111 INFO L274 CegarLoopResult]: For program point L289(lines 289 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,111 INFO L274 CegarLoopResult]: For program point L223(lines 223 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,111 INFO L274 CegarLoopResult]: For program point L157-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:41,111 INFO L274 CegarLoopResult]: For program point L91-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:41,111 INFO L274 CegarLoopResult]: For program point L25(lines 25 27) no Hoare annotation was computed. [2020-10-19 23:12:41,112 INFO L274 CegarLoopResult]: For program point L25-2(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:41,112 INFO L274 CegarLoopResult]: For program point L818(lines 818 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,112 INFO L274 CegarLoopResult]: For program point L752(lines 752 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,112 INFO L274 CegarLoopResult]: For program point L158(line 158) no Hoare annotation was computed. [2020-10-19 23:12:41,112 INFO L274 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-10-19 23:12:41,113 INFO L274 CegarLoopResult]: For program point L26(line 26) no Hoare annotation was computed. [2020-10-19 23:12:41,113 INFO L274 CegarLoopResult]: For program point L489(lines 489 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,114 INFO L274 CegarLoopResult]: For program point L490(lines 490 501) no Hoare annotation was computed. [2020-10-19 23:12:41,114 INFO L274 CegarLoopResult]: For program point L424(lines 424 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,114 INFO L274 CegarLoopResult]: For program point L490-2(lines 490 501) no Hoare annotation was computed. [2020-10-19 23:12:41,115 INFO L274 CegarLoopResult]: For program point L160-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:41,115 INFO L274 CegarLoopResult]: For program point L94-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:41,115 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-19 23:12:41,116 INFO L274 CegarLoopResult]: For program point L28-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:41,116 INFO L274 CegarLoopResult]: For program point L1019(lines 1019 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,116 INFO L274 CegarLoopResult]: For program point L623(lines 623 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,117 INFO L274 CegarLoopResult]: For program point L557(lines 557 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,118 INFO L274 CegarLoopResult]: For program point L161(line 161) no Hoare annotation was computed. [2020-10-19 23:12:41,118 INFO L274 CegarLoopResult]: For program point L95(line 95) no Hoare annotation was computed. [2020-10-19 23:12:41,118 INFO L274 CegarLoopResult]: For program point L29(line 29) no Hoare annotation was computed. [2020-10-19 23:12:41,118 INFO L274 CegarLoopResult]: For program point L888(lines 888 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,118 INFO L274 CegarLoopResult]: For program point L690(lines 690 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,118 INFO L274 CegarLoopResult]: For program point L360(lines 360 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,119 INFO L274 CegarLoopResult]: For program point L955(lines 955 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,119 INFO L274 CegarLoopResult]: For program point L229(lines 229 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,119 INFO L274 CegarLoopResult]: For program point L163-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:41,119 INFO L274 CegarLoopResult]: For program point L97-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:41,119 INFO L274 CegarLoopResult]: For program point L31-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:41,119 INFO L274 CegarLoopResult]: For program point L824(lines 824 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,120 INFO L274 CegarLoopResult]: For program point L296(lines 296 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,120 INFO L274 CegarLoopResult]: For program point L164(line 164) no Hoare annotation was computed. [2020-10-19 23:12:41,120 INFO L274 CegarLoopResult]: For program point L98(line 98) no Hoare annotation was computed. [2020-10-19 23:12:41,120 INFO L274 CegarLoopResult]: For program point L32(line 32) no Hoare annotation was computed. [2020-10-19 23:12:41,120 INFO L274 CegarLoopResult]: For program point L759(lines 759 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,120 INFO L274 CegarLoopResult]: For program point L760(lines 760 770) no Hoare annotation was computed. [2020-10-19 23:12:41,121 INFO L274 CegarLoopResult]: For program point L760-2(lines 760 770) no Hoare annotation was computed. [2020-10-19 23:12:41,121 INFO L274 CegarLoopResult]: For program point L166-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:41,121 INFO L274 CegarLoopResult]: For program point L100-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:41,121 INFO L274 CegarLoopResult]: For program point L34-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:12:41,121 INFO L274 CegarLoopResult]: For program point L827(lines 827 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,121 INFO L274 CegarLoopResult]: For program point L563(lines 563 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,121 INFO L274 CegarLoopResult]: For program point L431(lines 431 1026) no Hoare annotation was computed. [2020-10-19 23:12:41,122 INFO L274 CegarLoopResult]: For program point L167(line 167) no Hoare annotation was computed. [2020-10-19 23:12:41,122 INFO L274 CegarLoopResult]: For program point L101(line 101) no Hoare annotation was computed. [2020-10-19 23:12:41,122 INFO L274 CegarLoopResult]: For program point L35(line 35) no Hoare annotation was computed. [2020-10-19 23:12:41,150 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.10 11:12:41 BoogieIcfgContainer [2020-10-19 23:12:41,151 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-19 23:12:41,151 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-19 23:12:41,151 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-19 23:12:41,152 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-19 23:12:41,152 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 11:12:19" (3/4) ... [2020-10-19 23:12:41,159 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-10-19 23:12:41,196 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2020-10-19 23:12:41,199 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-10-19 23:12:41,201 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-19 23:12:41,202 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-19 23:12:41,488 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-19 23:12:41,488 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-19 23:12:41,491 INFO L168 Benchmark]: Toolchain (without parser) took 26440.14 ms. Allocated memory was 42.5 MB in the beginning and 285.2 MB in the end (delta: 242.7 MB). Free memory was 20.3 MB in the beginning and 41.7 MB in the end (delta: -21.5 MB). Peak memory consumption was 221.3 MB. Max. memory is 14.3 GB. [2020-10-19 23:12:41,491 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 32.0 MB. Free memory was 10.9 MB in the beginning and 10.9 MB in the end (delta: 47.5 kB). Peak memory consumption was 47.5 kB. Max. memory is 14.3 GB. [2020-10-19 23:12:41,492 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1013.08 ms. Allocated memory was 42.5 MB in the beginning and 45.6 MB in the end (delta: 3.1 MB). Free memory was 19.4 MB in the beginning and 17.7 MB in the end (delta: 1.7 MB). Peak memory consumption was 15.3 MB. Max. memory is 14.3 GB. [2020-10-19 23:12:41,493 INFO L168 Benchmark]: Boogie Procedure Inliner took 200.50 ms. Allocated memory was 45.6 MB in the beginning and 47.7 MB in the end (delta: 2.1 MB). Free memory was 17.7 MB in the beginning and 18.2 MB in the end (delta: -507.8 kB). Peak memory consumption was 13.4 MB. Max. memory is 14.3 GB. [2020-10-19 23:12:41,493 INFO L168 Benchmark]: Boogie Preprocessor took 154.70 ms. Allocated memory is still 47.7 MB. Free memory was 18.2 MB in the beginning and 7.2 MB in the end (delta: 11.0 MB). Peak memory consumption was 11.0 MB. Max. memory is 14.3 GB. [2020-10-19 23:12:41,494 INFO L168 Benchmark]: RCFGBuilder took 2632.78 ms. Allocated memory was 47.7 MB in the beginning and 88.1 MB in the end (delta: 40.4 MB). Free memory was 7.2 MB in the beginning and 46.6 MB in the end (delta: -39.3 MB). Peak memory consumption was 32.8 MB. Max. memory is 14.3 GB. [2020-10-19 23:12:41,494 INFO L168 Benchmark]: TraceAbstraction took 22092.28 ms. Allocated memory was 88.1 MB in the beginning and 285.2 MB in the end (delta: 197.1 MB). Free memory was 45.9 MB in the beginning and 73.7 MB in the end (delta: -27.8 MB). Peak memory consumption was 169.3 MB. Max. memory is 14.3 GB. [2020-10-19 23:12:41,495 INFO L168 Benchmark]: Witness Printer took 337.35 ms. Allocated memory is still 285.2 MB. Free memory was 73.7 MB in the beginning and 41.7 MB in the end (delta: 32.0 MB). Peak memory consumption was 32.0 MB. Max. memory is 14.3 GB. [2020-10-19 23:12:41,498 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 32.0 MB. Free memory was 10.9 MB in the beginning and 10.9 MB in the end (delta: 47.5 kB). Peak memory consumption was 47.5 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 1013.08 ms. Allocated memory was 42.5 MB in the beginning and 45.6 MB in the end (delta: 3.1 MB). Free memory was 19.4 MB in the beginning and 17.7 MB in the end (delta: 1.7 MB). Peak memory consumption was 15.3 MB. Max. memory is 14.3 GB. * Boogie Procedure Inliner took 200.50 ms. Allocated memory was 45.6 MB in the beginning and 47.7 MB in the end (delta: 2.1 MB). Free memory was 17.7 MB in the beginning and 18.2 MB in the end (delta: -507.8 kB). Peak memory consumption was 13.4 MB. Max. memory is 14.3 GB. * Boogie Preprocessor took 154.70 ms. Allocated memory is still 47.7 MB. Free memory was 18.2 MB in the beginning and 7.2 MB in the end (delta: 11.0 MB). Peak memory consumption was 11.0 MB. Max. memory is 14.3 GB. * RCFGBuilder took 2632.78 ms. Allocated memory was 47.7 MB in the beginning and 88.1 MB in the end (delta: 40.4 MB). Free memory was 7.2 MB in the beginning and 46.6 MB in the end (delta: -39.3 MB). Peak memory consumption was 32.8 MB. Max. memory is 14.3 GB. * TraceAbstraction took 22092.28 ms. Allocated memory was 88.1 MB in the beginning and 285.2 MB in the end (delta: 197.1 MB). Free memory was 45.9 MB in the beginning and 73.7 MB in the end (delta: -27.8 MB). Peak memory consumption was 169.3 MB. Max. memory is 14.3 GB. * Witness Printer took 337.35 ms. Allocated memory is still 285.2 MB. Free memory was 73.7 MB in the beginning and 41.7 MB in the end (delta: 32.0 MB). Peak memory consumption was 32.0 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 4]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 24]: Loop Invariant Derived loop invariant: (((((a25 <= 10 || 306 <= a23) || 140 < a29) || (165 <= a23 && a25 == 11)) || (165 <= a23 && a29 <= 130)) || !(a4 == 1)) || a25 == 12 - InvariantResult [Line: 1030]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1036]: Loop Invariant Derived loop invariant: (((((a25 <= 10 || 306 <= a23) || 140 < a29) || (165 <= a23 && a25 == 11)) || (165 <= a23 && a29 <= 130)) || !(a4 == 1)) || a25 == 12 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 284 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 21.7s, OverallIterations: 10, TraceHistogramMax: 3, AutomataDifference: 15.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2019 SDtfs, 1890 SDslu, 254 SDs, 0 SdLazy, 6165 SolverSat, 1338 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 10.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 583 GetRequests, 566 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=11857occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.3s AutomataMinimizationTime, 10 MinimizatonAttempts, 593 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 143 NumberOfFragments, 63 HoareAnnotationTreeSize, 3 FomulaSimplifications, 1574 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 86 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 2739 NumberOfCodeBlocks, 2739 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 2727 ConstructedInterpolants, 0 QuantifiedInterpolants, 2106231 SizeOfPredicates, 2 NumberOfNonLiveVariables, 808 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 12 InterpolantComputations, 9 PerfectInterpolantSequences, 1632/1916 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...