./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label42.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/Problem16_label42.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 a8c6316df7de3f3c702bccf5e452691079af41b8 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 23:40:02,903 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-19 23:40:02,906 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-19 23:40:02,952 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-19 23:40:02,953 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-19 23:40:02,964 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-19 23:40:02,967 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-19 23:40:02,970 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-19 23:40:02,973 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-19 23:40:02,978 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-19 23:40:02,980 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-19 23:40:02,983 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-19 23:40:02,983 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-19 23:40:02,984 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-19 23:40:02,988 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-19 23:40:02,989 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-19 23:40:02,990 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-19 23:40:02,991 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-19 23:40:02,993 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-19 23:40:02,995 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-19 23:40:02,996 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-19 23:40:03,010 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-19 23:40:03,012 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-19 23:40:03,013 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-19 23:40:03,027 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-19 23:40:03,033 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-19 23:40:03,034 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-19 23:40:03,035 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-19 23:40:03,035 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-19 23:40:03,036 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-19 23:40:03,039 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-19 23:40:03,040 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-19 23:40:03,041 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-19 23:40:03,042 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-19 23:40:03,045 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-19 23:40:03,045 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-19 23:40:03,046 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-19 23:40:03,047 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-19 23:40:03,048 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-19 23:40:03,049 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-19 23:40:03,049 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-19 23:40:03,051 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-19 23:40:03,089 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-19 23:40:03,089 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-19 23:40:03,092 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-19 23:40:03,092 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-19 23:40:03,092 INFO L138 SettingsManager]: * Use SBE=true [2020-10-19 23:40:03,093 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-19 23:40:03,093 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-19 23:40:03,093 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-19 23:40:03,093 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-19 23:40:03,094 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-19 23:40:03,095 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-19 23:40:03,095 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-19 23:40:03,095 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-19 23:40:03,096 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-19 23:40:03,096 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-19 23:40:03,096 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-19 23:40:03,097 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-19 23:40:03,097 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-19 23:40:03,097 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-19 23:40:03,097 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-19 23:40:03,098 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-19 23:40:03,098 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-19 23:40:03,098 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-19 23:40:03,099 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-19 23:40:03,099 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-19 23:40:03,099 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-19 23:40:03,099 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-19 23:40:03,100 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-19 23:40:03,100 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-19 23:40:03,100 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 -> a8c6316df7de3f3c702bccf5e452691079af41b8 [2020-10-19 23:40:03,320 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-19 23:40:03,333 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-19 23:40:03,337 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-19 23:40:03,339 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-19 23:40:03,339 INFO L275 PluginConnector]: CDTParser initialized [2020-10-19 23:40:03,340 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label42.c [2020-10-19 23:40:03,408 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25c9dffea/b976b3103d9d4a98b2c31fe072897222/FLAG2782c3e73 [2020-10-19 23:40:04,214 INFO L306 CDTParser]: Found 1 translation units. [2020-10-19 23:40:04,215 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label42.c [2020-10-19 23:40:04,241 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25c9dffea/b976b3103d9d4a98b2c31fe072897222/FLAG2782c3e73 [2020-10-19 23:40:04,390 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25c9dffea/b976b3103d9d4a98b2c31fe072897222 [2020-10-19 23:40:04,395 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-19 23:40:04,403 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-19 23:40:04,407 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-19 23:40:04,407 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-19 23:40:04,411 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-19 23:40:04,413 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 11:40:04" (1/1) ... [2020-10-19 23:40:04,416 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cafc818 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:40:04, skipping insertion in model container [2020-10-19 23:40:04,417 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 11:40:04" (1/1) ... [2020-10-19 23:40:04,427 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-19 23:40:04,515 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-19 23:40:05,224 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-19 23:40:05,237 INFO L203 MainTranslator]: Completed pre-run [2020-10-19 23:40:05,538 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-19 23:40:05,563 INFO L208 MainTranslator]: Completed translation [2020-10-19 23:40:05,565 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:40:05 WrapperNode [2020-10-19 23:40:05,565 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-19 23:40:05,567 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-19 23:40:05,567 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-19 23:40:05,568 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-19 23:40:05,577 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:40:05" (1/1) ... [2020-10-19 23:40:05,634 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:40:05" (1/1) ... [2020-10-19 23:40:05,998 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-19 23:40:05,999 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-19 23:40:05,999 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-19 23:40:05,999 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-19 23:40:06,015 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:40:05" (1/1) ... [2020-10-19 23:40:06,016 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:40:05" (1/1) ... [2020-10-19 23:40:06,031 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:40:05" (1/1) ... [2020-10-19 23:40:06,031 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:40:05" (1/1) ... [2020-10-19 23:40:06,117 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:40:05" (1/1) ... [2020-10-19 23:40:06,160 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:40:05" (1/1) ... [2020-10-19 23:40:06,184 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:40:05" (1/1) ... [2020-10-19 23:40:06,201 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-19 23:40:06,202 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-19 23:40:06,202 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-19 23:40:06,202 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-19 23:40:06,203 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:40:05" (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 23:40:06,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-19 23:40:06,351 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-19 23:40:06,351 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-19 23:40:06,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-19 23:40:08,988 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-19 23:40:08,989 INFO L298 CfgBuilder]: Removed 11 assume(true) statements. [2020-10-19 23:40:08,991 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 11:40:08 BoogieIcfgContainer [2020-10-19 23:40:08,992 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-19 23:40:08,993 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-19 23:40:08,993 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-19 23:40:08,997 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-19 23:40:08,997 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.10 11:40:04" (1/3) ... [2020-10-19 23:40:08,998 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38a129c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.10 11:40:08, skipping insertion in model container [2020-10-19 23:40:08,999 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:40:05" (2/3) ... [2020-10-19 23:40:08,999 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38a129c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.10 11:40:08, skipping insertion in model container [2020-10-19 23:40:09,000 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 11:40:08" (3/3) ... [2020-10-19 23:40:09,001 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem16_label42.c [2020-10-19 23:40:09,014 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-19 23:40:09,022 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-19 23:40:09,037 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-19 23:40:09,068 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-19 23:40:09,068 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-19 23:40:09,068 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-19 23:40:09,069 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-19 23:40:09,069 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-19 23:40:09,069 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-19 23:40:09,069 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-19 23:40:09,070 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-19 23:40:09,096 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states. [2020-10-19 23:40:09,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-10-19 23:40:09,107 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:40:09,108 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] [2020-10-19 23:40:09,109 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:40:09,115 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:40:09,116 INFO L82 PathProgramCache]: Analyzing trace with hash 531730986, now seen corresponding path program 1 times [2020-10-19 23:40:09,128 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:40:09,129 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [551973043] [2020-10-19 23:40:09,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:40:09,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:40:09,454 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 23:40:09,455 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [551973043] [2020-10-19 23:40:09,456 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:40:09,456 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-19 23:40:09,457 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1260273337] [2020-10-19 23:40:09,463 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:40:09,463 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:40:09,501 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:40:09,502 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:40:09,504 INFO L87 Difference]: Start difference. First operand 397 states. Second operand 3 states. [2020-10-19 23:40:11,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:40:11,827 INFO L93 Difference]: Finished difference Result 1123 states and 2104 transitions. [2020-10-19 23:40:11,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:40:11,830 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 62 [2020-10-19 23:40:11,831 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:40:11,853 INFO L225 Difference]: With dead ends: 1123 [2020-10-19 23:40:11,853 INFO L226 Difference]: Without dead ends: 662 [2020-10-19 23:40:11,863 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 23:40:11,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 662 states. [2020-10-19 23:40:11,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 662 to 662. [2020-10-19 23:40:11,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 662 states. [2020-10-19 23:40:11,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 662 states and 1046 transitions. [2020-10-19 23:40:11,974 INFO L78 Accepts]: Start accepts. Automaton has 662 states and 1046 transitions. Word has length 62 [2020-10-19 23:40:11,975 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:40:11,976 INFO L481 AbstractCegarLoop]: Abstraction has 662 states and 1046 transitions. [2020-10-19 23:40:11,976 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:40:11,976 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1046 transitions. [2020-10-19 23:40:11,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2020-10-19 23:40:11,983 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:40:11,984 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 23:40:11,984 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-19 23:40:11,984 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:40:11,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:40:11,985 INFO L82 PathProgramCache]: Analyzing trace with hash 1522140771, now seen corresponding path program 1 times [2020-10-19 23:40:11,985 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:40:11,985 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [635037358] [2020-10-19 23:40:11,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:40:12,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:40:12,185 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 23:40:12,185 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [635037358] [2020-10-19 23:40:12,186 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:40:12,186 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-19 23:40:12,186 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [560014809] [2020-10-19 23:40:12,188 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:40:12,188 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:40:12,189 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:40:12,189 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:40:12,189 INFO L87 Difference]: Start difference. First operand 662 states and 1046 transitions. Second operand 3 states. [2020-10-19 23:40:14,659 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:40:14,659 INFO L93 Difference]: Finished difference Result 1980 states and 3133 transitions. [2020-10-19 23:40:14,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:40:14,660 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 133 [2020-10-19 23:40:14,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:40:14,668 INFO L225 Difference]: With dead ends: 1980 [2020-10-19 23:40:14,668 INFO L226 Difference]: Without dead ends: 1320 [2020-10-19 23:40:14,671 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 23:40:14,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1320 states. [2020-10-19 23:40:14,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1320 to 1320. [2020-10-19 23:40:14,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1320 states. [2020-10-19 23:40:14,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 1320 states and 1986 transitions. [2020-10-19 23:40:14,713 INFO L78 Accepts]: Start accepts. Automaton has 1320 states and 1986 transitions. Word has length 133 [2020-10-19 23:40:14,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:40:14,714 INFO L481 AbstractCegarLoop]: Abstraction has 1320 states and 1986 transitions. [2020-10-19 23:40:14,714 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:40:14,715 INFO L276 IsEmpty]: Start isEmpty. Operand 1320 states and 1986 transitions. [2020-10-19 23:40:14,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2020-10-19 23:40:14,727 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:40:14,727 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, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 23:40:14,727 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-19 23:40:14,727 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:40:14,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:40:14,728 INFO L82 PathProgramCache]: Analyzing trace with hash 1957419998, now seen corresponding path program 1 times [2020-10-19 23:40:14,728 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:40:14,728 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [573805709] [2020-10-19 23:40:14,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:40:14,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:40:14,911 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2020-10-19 23:40:14,912 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [573805709] [2020-10-19 23:40:14,913 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:40:14,913 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-19 23:40:14,913 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [33068491] [2020-10-19 23:40:14,915 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:40:14,916 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:40:14,916 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:40:14,917 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:40:14,917 INFO L87 Difference]: Start difference. First operand 1320 states and 1986 transitions. Second operand 3 states. [2020-10-19 23:40:16,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:40:16,998 INFO L93 Difference]: Finished difference Result 3954 states and 5953 transitions. [2020-10-19 23:40:16,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:40:16,998 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 204 [2020-10-19 23:40:16,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:40:17,013 INFO L225 Difference]: With dead ends: 3954 [2020-10-19 23:40:17,013 INFO L226 Difference]: Without dead ends: 2636 [2020-10-19 23:40:17,016 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 23:40:17,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2636 states. [2020-10-19 23:40:17,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2636 to 2636. [2020-10-19 23:40:17,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2636 states. [2020-10-19 23:40:17,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2636 states to 2636 states and 3489 transitions. [2020-10-19 23:40:17,079 INFO L78 Accepts]: Start accepts. Automaton has 2636 states and 3489 transitions. Word has length 204 [2020-10-19 23:40:17,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:40:17,081 INFO L481 AbstractCegarLoop]: Abstraction has 2636 states and 3489 transitions. [2020-10-19 23:40:17,081 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:40:17,083 INFO L276 IsEmpty]: Start isEmpty. Operand 2636 states and 3489 transitions. [2020-10-19 23:40:17,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2020-10-19 23:40:17,094 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:40:17,094 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, 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] [2020-10-19 23:40:17,095 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-19 23:40:17,095 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:40:17,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:40:17,096 INFO L82 PathProgramCache]: Analyzing trace with hash 627386910, now seen corresponding path program 1 times [2020-10-19 23:40:17,097 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:40:17,097 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [390578916] [2020-10-19 23:40:17,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:40:17,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:40:17,440 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2020-10-19 23:40:17,441 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [390578916] [2020-10-19 23:40:17,441 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:40:17,442 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-19 23:40:17,442 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1164174344] [2020-10-19 23:40:17,443 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:40:17,443 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:40:17,443 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:40:17,444 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:40:17,444 INFO L87 Difference]: Start difference. First operand 2636 states and 3489 transitions. Second operand 3 states. [2020-10-19 23:40:19,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:40:19,812 INFO L93 Difference]: Finished difference Result 6586 states and 8894 transitions. [2020-10-19 23:40:19,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:40:19,815 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 228 [2020-10-19 23:40:19,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:40:19,833 INFO L225 Difference]: With dead ends: 6586 [2020-10-19 23:40:19,834 INFO L226 Difference]: Without dead ends: 3952 [2020-10-19 23:40:19,838 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 23:40:19,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3952 states. [2020-10-19 23:40:19,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3952 to 3294. [2020-10-19 23:40:19,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3294 states. [2020-10-19 23:40:19,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3294 states to 3294 states and 4299 transitions. [2020-10-19 23:40:19,924 INFO L78 Accepts]: Start accepts. Automaton has 3294 states and 4299 transitions. Word has length 228 [2020-10-19 23:40:19,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:40:19,925 INFO L481 AbstractCegarLoop]: Abstraction has 3294 states and 4299 transitions. [2020-10-19 23:40:19,925 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:40:19,926 INFO L276 IsEmpty]: Start isEmpty. Operand 3294 states and 4299 transitions. [2020-10-19 23:40:19,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2020-10-19 23:40:19,931 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:40:19,931 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-19 23:40:19,932 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-19 23:40:19,932 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:40:19,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:40:19,933 INFO L82 PathProgramCache]: Analyzing trace with hash -2139241480, now seen corresponding path program 1 times [2020-10-19 23:40:19,933 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:40:19,933 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1940892384] [2020-10-19 23:40:19,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:40:20,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:40:20,466 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2020-10-19 23:40:20,467 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1940892384] [2020-10-19 23:40:20,467 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:40:20,468 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 23:40:20,468 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [579523116] [2020-10-19 23:40:20,469 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-19 23:40:20,469 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:40:20,469 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-19 23:40:20,470 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-19 23:40:20,470 INFO L87 Difference]: Start difference. First operand 3294 states and 4299 transitions. Second operand 4 states. [2020-10-19 23:40:22,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:40:22,579 INFO L93 Difference]: Finished difference Result 6947 states and 8975 transitions. [2020-10-19 23:40:22,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-19 23:40:22,582 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 320 [2020-10-19 23:40:22,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:40:22,598 INFO L225 Difference]: With dead ends: 6947 [2020-10-19 23:40:22,599 INFO L226 Difference]: Without dead ends: 3655 [2020-10-19 23:40:22,603 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-19 23:40:22,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3655 states. [2020-10-19 23:40:22,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3655 to 3623. [2020-10-19 23:40:22,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3623 states. [2020-10-19 23:40:22,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3623 states to 3623 states and 4634 transitions. [2020-10-19 23:40:22,668 INFO L78 Accepts]: Start accepts. Automaton has 3623 states and 4634 transitions. Word has length 320 [2020-10-19 23:40:22,668 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:40:22,669 INFO L481 AbstractCegarLoop]: Abstraction has 3623 states and 4634 transitions. [2020-10-19 23:40:22,669 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-19 23:40:22,669 INFO L276 IsEmpty]: Start isEmpty. Operand 3623 states and 4634 transitions. [2020-10-19 23:40:22,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 408 [2020-10-19 23:40:22,677 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:40:22,677 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 23:40:22,678 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-19 23:40:22,678 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:40:22,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:40:22,679 INFO L82 PathProgramCache]: Analyzing trace with hash 1794994121, now seen corresponding path program 1 times [2020-10-19 23:40:22,679 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:40:22,679 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1159336943] [2020-10-19 23:40:22,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:40:22,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:40:23,064 INFO L134 CoverageAnalysis]: Checked inductivity of 458 backedges. 398 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2020-10-19 23:40:23,065 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1159336943] [2020-10-19 23:40:23,067 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:40:23,067 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 23:40:23,068 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1077166616] [2020-10-19 23:40:23,069 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:40:23,069 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:40:23,069 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:40:23,070 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:40:23,071 INFO L87 Difference]: Start difference. First operand 3623 states and 4634 transitions. Second operand 3 states. [2020-10-19 23:40:25,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:40:25,129 INFO L93 Difference]: Finished difference Result 9547 states and 12419 transitions. [2020-10-19 23:40:25,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:40:25,130 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 407 [2020-10-19 23:40:25,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:40:25,155 INFO L225 Difference]: With dead ends: 9547 [2020-10-19 23:40:25,155 INFO L226 Difference]: Without dead ends: 4939 [2020-10-19 23:40:25,161 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 23:40:25,167 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4939 states. [2020-10-19 23:40:25,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4939 to 4939. [2020-10-19 23:40:25,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4939 states. [2020-10-19 23:40:25,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4939 states to 4939 states and 5340 transitions. [2020-10-19 23:40:25,248 INFO L78 Accepts]: Start accepts. Automaton has 4939 states and 5340 transitions. Word has length 407 [2020-10-19 23:40:25,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:40:25,252 INFO L481 AbstractCegarLoop]: Abstraction has 4939 states and 5340 transitions. [2020-10-19 23:40:25,252 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:40:25,252 INFO L276 IsEmpty]: Start isEmpty. Operand 4939 states and 5340 transitions. [2020-10-19 23:40:25,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 594 [2020-10-19 23:40:25,268 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:40:25,268 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:40:25,269 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-19 23:40:25,269 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:40:25,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:40:25,269 INFO L82 PathProgramCache]: Analyzing trace with hash -177282316, now seen corresponding path program 1 times [2020-10-19 23:40:25,270 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:40:25,271 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [773184453] [2020-10-19 23:40:25,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:40:25,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:40:26,204 INFO L134 CoverageAnalysis]: Checked inductivity of 796 backedges. 597 proven. 0 refuted. 0 times theorem prover too weak. 199 trivial. 0 not checked. [2020-10-19 23:40:26,205 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [773184453] [2020-10-19 23:40:26,206 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:40:26,206 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 23:40:26,207 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1647950755] [2020-10-19 23:40:26,208 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:40:26,208 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:40:26,208 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:40:26,209 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:40:26,210 INFO L87 Difference]: Start difference. First operand 4939 states and 5340 transitions. Second operand 3 states. [2020-10-19 23:40:27,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:40:27,626 INFO L93 Difference]: Finished difference Result 11850 states and 12947 transitions. [2020-10-19 23:40:27,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:40:27,627 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 593 [2020-10-19 23:40:27,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:40:27,655 INFO L225 Difference]: With dead ends: 11850 [2020-10-19 23:40:27,655 INFO L226 Difference]: Without dead ends: 7242 [2020-10-19 23:40:27,662 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 23:40:27,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7242 states. [2020-10-19 23:40:27,755 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7242 to 6584. [2020-10-19 23:40:27,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6584 states. [2020-10-19 23:40:27,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6584 states to 6584 states and 7051 transitions. [2020-10-19 23:40:27,767 INFO L78 Accepts]: Start accepts. Automaton has 6584 states and 7051 transitions. Word has length 593 [2020-10-19 23:40:27,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:40:27,768 INFO L481 AbstractCegarLoop]: Abstraction has 6584 states and 7051 transitions. [2020-10-19 23:40:27,768 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:40:27,768 INFO L276 IsEmpty]: Start isEmpty. Operand 6584 states and 7051 transitions. [2020-10-19 23:40:27,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 698 [2020-10-19 23:40:27,788 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:40:27,789 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:40:27,789 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-19 23:40:27,790 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:40:27,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:40:27,790 INFO L82 PathProgramCache]: Analyzing trace with hash 1772588372, now seen corresponding path program 1 times [2020-10-19 23:40:27,790 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:40:27,791 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [582191277] [2020-10-19 23:40:27,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:40:27,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:40:28,465 INFO L134 CoverageAnalysis]: Checked inductivity of 1222 backedges. 928 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2020-10-19 23:40:28,465 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [582191277] [2020-10-19 23:40:28,465 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:40:28,466 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 23:40:28,466 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [237063511] [2020-10-19 23:40:28,467 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:40:28,467 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:40:28,467 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:40:28,467 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:40:28,468 INFO L87 Difference]: Start difference. First operand 6584 states and 7051 transitions. Second operand 3 states. [2020-10-19 23:40:29,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:40:29,909 INFO L93 Difference]: Finished difference Result 15140 states and 16369 transitions. [2020-10-19 23:40:29,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:40:29,915 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 697 [2020-10-19 23:40:29,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:40:29,959 INFO L225 Difference]: With dead ends: 15140 [2020-10-19 23:40:29,959 INFO L226 Difference]: Without dead ends: 8887 [2020-10-19 23:40:29,967 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 23:40:29,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8887 states. [2020-10-19 23:40:30,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8887 to 8887. [2020-10-19 23:40:30,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8887 states. [2020-10-19 23:40:30,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8887 states to 8887 states and 9580 transitions. [2020-10-19 23:40:30,090 INFO L78 Accepts]: Start accepts. Automaton has 8887 states and 9580 transitions. Word has length 697 [2020-10-19 23:40:30,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:40:30,091 INFO L481 AbstractCegarLoop]: Abstraction has 8887 states and 9580 transitions. [2020-10-19 23:40:30,092 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:40:30,092 INFO L276 IsEmpty]: Start isEmpty. Operand 8887 states and 9580 transitions. [2020-10-19 23:40:30,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 873 [2020-10-19 23:40:30,108 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:40:30,109 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 23:40:30,109 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-19 23:40:30,109 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:40:30,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:40:30,110 INFO L82 PathProgramCache]: Analyzing trace with hash 1162050453, now seen corresponding path program 1 times [2020-10-19 23:40:30,110 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:40:30,111 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1791930646] [2020-10-19 23:40:30,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:40:30,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:40:31,691 INFO L134 CoverageAnalysis]: Checked inductivity of 1387 backedges. 861 proven. 101 refuted. 0 times theorem prover too weak. 425 trivial. 0 not checked. [2020-10-19 23:40:31,692 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1791930646] [2020-10-19 23:40:31,692 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [394948704] [2020-10-19 23:40:31,692 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 23:40:31,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:40:31,945 INFO L263 TraceCheckSpWp]: Trace formula consists of 1055 conjuncts, 2 conjunts are in the unsatisfiable core [2020-10-19 23:40:31,974 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 23:40:32,535 INFO L134 CoverageAnalysis]: Checked inductivity of 1387 backedges. 835 proven. 0 refuted. 0 times theorem prover too weak. 552 trivial. 0 not checked. [2020-10-19 23:40:32,536 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-10-19 23:40:32,537 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2020-10-19 23:40:32,537 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [223333950] [2020-10-19 23:40:32,539 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:40:32,539 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:40:32,539 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:40:32,540 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-10-19 23:40:32,540 INFO L87 Difference]: Start difference. First operand 8887 states and 9580 transitions. Second operand 3 states. [2020-10-19 23:40:34,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:40:34,153 INFO L93 Difference]: Finished difference Result 19417 states and 20922 transitions. [2020-10-19 23:40:34,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:40:34,154 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 872 [2020-10-19 23:40:34,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:40:34,177 INFO L225 Difference]: With dead ends: 19417 [2020-10-19 23:40:34,178 INFO L226 Difference]: Without dead ends: 10861 [2020-10-19 23:40:34,188 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 875 GetRequests, 871 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-10-19 23:40:34,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10861 states. [2020-10-19 23:40:34,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10861 to 10861. [2020-10-19 23:40:34,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10861 states. [2020-10-19 23:40:34,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10861 states to 10861 states and 11494 transitions. [2020-10-19 23:40:34,354 INFO L78 Accepts]: Start accepts. Automaton has 10861 states and 11494 transitions. Word has length 872 [2020-10-19 23:40:34,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:40:34,355 INFO L481 AbstractCegarLoop]: Abstraction has 10861 states and 11494 transitions. [2020-10-19 23:40:34,355 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:40:34,355 INFO L276 IsEmpty]: Start isEmpty. Operand 10861 states and 11494 transitions. [2020-10-19 23:40:34,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1063 [2020-10-19 23:40:34,378 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:40:34,379 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:40:34,592 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2020-10-19 23:40:34,593 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:40:34,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:40:34,595 INFO L82 PathProgramCache]: Analyzing trace with hash -1841134517, now seen corresponding path program 1 times [2020-10-19 23:40:34,595 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:40:34,595 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [159420457] [2020-10-19 23:40:34,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:40:34,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:40:36,152 INFO L134 CoverageAnalysis]: Checked inductivity of 2011 backedges. 1453 proven. 0 refuted. 0 times theorem prover too weak. 558 trivial. 0 not checked. [2020-10-19 23:40:36,152 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [159420457] [2020-10-19 23:40:36,153 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:40:36,153 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 23:40:36,153 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1812754079] [2020-10-19 23:40:36,155 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:40:36,155 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:40:36,155 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:40:36,156 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:40:36,156 INFO L87 Difference]: Start difference. First operand 10861 states and 11494 transitions. Second operand 3 states. [2020-10-19 23:40:37,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:40:37,714 INFO L93 Difference]: Finished difference Result 24352 states and 25884 transitions. [2020-10-19 23:40:37,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:40:37,718 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1062 [2020-10-19 23:40:37,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:40:37,742 INFO L225 Difference]: With dead ends: 24352 [2020-10-19 23:40:37,742 INFO L226 Difference]: Without dead ends: 13822 [2020-10-19 23:40:37,753 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 23:40:37,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13822 states. [2020-10-19 23:40:37,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13822 to 13164. [2020-10-19 23:40:37,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13164 states. [2020-10-19 23:40:37,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13164 states to 13164 states and 13843 transitions. [2020-10-19 23:40:37,912 INFO L78 Accepts]: Start accepts. Automaton has 13164 states and 13843 transitions. Word has length 1062 [2020-10-19 23:40:37,913 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:40:37,913 INFO L481 AbstractCegarLoop]: Abstraction has 13164 states and 13843 transitions. [2020-10-19 23:40:37,913 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:40:37,913 INFO L276 IsEmpty]: Start isEmpty. Operand 13164 states and 13843 transitions. [2020-10-19 23:40:37,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1064 [2020-10-19 23:40:37,937 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:40:37,938 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:40:37,938 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-19 23:40:37,938 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:40:37,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:40:37,939 INFO L82 PathProgramCache]: Analyzing trace with hash -1858299138, now seen corresponding path program 1 times [2020-10-19 23:40:37,939 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:40:37,940 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1202119207] [2020-10-19 23:40:37,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:40:38,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:40:39,288 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 1296 proven. 0 refuted. 0 times theorem prover too weak. 720 trivial. 0 not checked. [2020-10-19 23:40:39,288 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1202119207] [2020-10-19 23:40:39,288 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:40:39,288 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-19 23:40:39,289 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [914398500] [2020-10-19 23:40:39,290 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-19 23:40:39,290 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:40:39,290 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-19 23:40:39,290 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-10-19 23:40:39,291 INFO L87 Difference]: Start difference. First operand 13164 states and 13843 transitions. Second operand 6 states. [2020-10-19 23:40:41,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:40:41,465 INFO L93 Difference]: Finished difference Result 26097 states and 27453 transitions. [2020-10-19 23:40:41,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-19 23:40:41,466 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 1063 [2020-10-19 23:40:41,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:40:41,490 INFO L225 Difference]: With dead ends: 26097 [2020-10-19 23:40:41,491 INFO L226 Difference]: Without dead ends: 13264 [2020-10-19 23:40:41,503 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-19 23:40:41,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13264 states. [2020-10-19 23:40:41,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13264 to 13164. [2020-10-19 23:40:41,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13164 states. [2020-10-19 23:40:41,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13164 states to 13164 states and 13821 transitions. [2020-10-19 23:40:41,650 INFO L78 Accepts]: Start accepts. Automaton has 13164 states and 13821 transitions. Word has length 1063 [2020-10-19 23:40:41,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:40:41,651 INFO L481 AbstractCegarLoop]: Abstraction has 13164 states and 13821 transitions. [2020-10-19 23:40:41,652 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-19 23:40:41,652 INFO L276 IsEmpty]: Start isEmpty. Operand 13164 states and 13821 transitions. [2020-10-19 23:40:41,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1078 [2020-10-19 23:40:41,680 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:40:41,682 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:40:41,682 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-19 23:40:41,683 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:40:41,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:40:41,683 INFO L82 PathProgramCache]: Analyzing trace with hash 1484123317, now seen corresponding path program 1 times [2020-10-19 23:40:41,687 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:40:41,687 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1169678202] [2020-10-19 23:40:41,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:40:41,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:40:43,292 INFO L134 CoverageAnalysis]: Checked inductivity of 1867 backedges. 1184 proven. 0 refuted. 0 times theorem prover too weak. 683 trivial. 0 not checked. [2020-10-19 23:40:43,293 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1169678202] [2020-10-19 23:40:43,293 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:40:43,293 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-19 23:40:43,293 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1710756059] [2020-10-19 23:40:43,294 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-19 23:40:43,294 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:40:43,295 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-19 23:40:43,295 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-19 23:40:43,295 INFO L87 Difference]: Start difference. First operand 13164 states and 13821 transitions. Second operand 4 states. [2020-10-19 23:40:45,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:40:45,187 INFO L93 Difference]: Finished difference Result 26022 states and 27334 transitions. [2020-10-19 23:40:45,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-19 23:40:45,194 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 1077 [2020-10-19 23:40:45,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:40:45,216 INFO L225 Difference]: With dead ends: 26022 [2020-10-19 23:40:45,216 INFO L226 Difference]: Without dead ends: 13189 [2020-10-19 23:40:45,229 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-19 23:40:45,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13189 states. [2020-10-19 23:40:45,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13189 to 12835. [2020-10-19 23:40:45,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12835 states. [2020-10-19 23:40:45,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12835 states to 12835 states and 13483 transitions. [2020-10-19 23:40:45,407 INFO L78 Accepts]: Start accepts. Automaton has 12835 states and 13483 transitions. Word has length 1077 [2020-10-19 23:40:45,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:40:45,408 INFO L481 AbstractCegarLoop]: Abstraction has 12835 states and 13483 transitions. [2020-10-19 23:40:45,408 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-19 23:40:45,408 INFO L276 IsEmpty]: Start isEmpty. Operand 12835 states and 13483 transitions. [2020-10-19 23:40:45,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1080 [2020-10-19 23:40:45,436 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:40:45,439 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 23:40:45,439 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-19 23:40:45,440 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:40:45,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:40:45,440 INFO L82 PathProgramCache]: Analyzing trace with hash -1492589219, now seen corresponding path program 1 times [2020-10-19 23:40:45,441 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:40:45,441 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [80622985] [2020-10-19 23:40:45,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:40:45,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:40:46,456 INFO L134 CoverageAnalysis]: Checked inductivity of 2172 backedges. 359 proven. 0 refuted. 0 times theorem prover too weak. 1813 trivial. 0 not checked. [2020-10-19 23:40:46,456 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [80622985] [2020-10-19 23:40:46,456 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:40:46,457 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 23:40:46,457 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [390021864] [2020-10-19 23:40:46,462 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:40:46,463 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:40:46,464 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:40:46,469 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:40:46,470 INFO L87 Difference]: Start difference. First operand 12835 states and 13483 transitions. Second operand 3 states. [2020-10-19 23:40:47,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:40:47,987 INFO L93 Difference]: Finished difference Result 27313 states and 28712 transitions. [2020-10-19 23:40:47,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:40:47,988 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1079 [2020-10-19 23:40:47,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:40:48,009 INFO L225 Difference]: With dead ends: 27313 [2020-10-19 23:40:48,010 INFO L226 Difference]: Without dead ends: 13164 [2020-10-19 23:40:48,022 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 23:40:48,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13164 states. [2020-10-19 23:40:48,157 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13164 to 11519. [2020-10-19 23:40:48,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11519 states. [2020-10-19 23:40:48,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11519 states to 11519 states and 11921 transitions. [2020-10-19 23:40:48,177 INFO L78 Accepts]: Start accepts. Automaton has 11519 states and 11921 transitions. Word has length 1079 [2020-10-19 23:40:48,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:40:48,179 INFO L481 AbstractCegarLoop]: Abstraction has 11519 states and 11921 transitions. [2020-10-19 23:40:48,179 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:40:48,179 INFO L276 IsEmpty]: Start isEmpty. Operand 11519 states and 11921 transitions. [2020-10-19 23:40:48,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1540 [2020-10-19 23:40:48,228 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:40:48,230 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 23:40:48,230 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-19 23:40:48,231 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:40:48,231 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:40:48,232 INFO L82 PathProgramCache]: Analyzing trace with hash -1531310903, now seen corresponding path program 1 times [2020-10-19 23:40:48,232 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:40:48,233 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1395242196] [2020-10-19 23:40:48,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:40:48,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:40:49,643 INFO L134 CoverageAnalysis]: Checked inductivity of 4184 backedges. 2766 proven. 0 refuted. 0 times theorem prover too weak. 1418 trivial. 0 not checked. [2020-10-19 23:40:49,644 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1395242196] [2020-10-19 23:40:49,644 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:40:49,644 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 23:40:49,644 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1206891954] [2020-10-19 23:40:49,645 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:40:49,645 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:40:49,646 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:40:49,646 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:40:49,646 INFO L87 Difference]: Start difference. First operand 11519 states and 11921 transitions. Second operand 3 states. [2020-10-19 23:40:51,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:40:51,141 INFO L93 Difference]: Finished difference Result 22707 states and 23509 transitions. [2020-10-19 23:40:51,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:40:51,142 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1539 [2020-10-19 23:40:51,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:40:51,159 INFO L225 Difference]: With dead ends: 22707 [2020-10-19 23:40:51,159 INFO L226 Difference]: Without dead ends: 11519 [2020-10-19 23:40:51,168 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 23:40:51,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11519 states. [2020-10-19 23:40:51,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11519 to 11190. [2020-10-19 23:40:51,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11190 states. [2020-10-19 23:40:51,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11190 states to 11190 states and 11485 transitions. [2020-10-19 23:40:51,410 INFO L78 Accepts]: Start accepts. Automaton has 11190 states and 11485 transitions. Word has length 1539 [2020-10-19 23:40:51,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:40:51,411 INFO L481 AbstractCegarLoop]: Abstraction has 11190 states and 11485 transitions. [2020-10-19 23:40:51,411 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:40:51,411 INFO L276 IsEmpty]: Start isEmpty. Operand 11190 states and 11485 transitions. [2020-10-19 23:40:51,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1565 [2020-10-19 23:40:51,444 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:40:51,446 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 23:40:51,446 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-19 23:40:51,446 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:40:51,447 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:40:51,447 INFO L82 PathProgramCache]: Analyzing trace with hash -929232713, now seen corresponding path program 1 times [2020-10-19 23:40:51,447 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:40:51,449 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [944442593] [2020-10-19 23:40:51,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:40:51,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:40:53,286 INFO L134 CoverageAnalysis]: Checked inductivity of 4359 backedges. 2731 proven. 0 refuted. 0 times theorem prover too weak. 1628 trivial. 0 not checked. [2020-10-19 23:40:53,286 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [944442593] [2020-10-19 23:40:53,286 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:40:53,287 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 23:40:53,287 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [967070718] [2020-10-19 23:40:53,289 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:40:53,289 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:40:53,289 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:40:53,289 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:40:53,290 INFO L87 Difference]: Start difference. First operand 11190 states and 11485 transitions. Second operand 3 states. [2020-10-19 23:40:54,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:40:54,791 INFO L93 Difference]: Finished difference Result 22707 states and 23306 transitions. [2020-10-19 23:40:54,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:40:54,792 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1564 [2020-10-19 23:40:54,793 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:40:54,806 INFO L225 Difference]: With dead ends: 22707 [2020-10-19 23:40:54,807 INFO L226 Difference]: Without dead ends: 11848 [2020-10-19 23:40:54,816 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 23:40:54,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11848 states. [2020-10-19 23:40:54,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11848 to 11848. [2020-10-19 23:40:54,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11848 states. [2020-10-19 23:40:54,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11848 states to 11848 states and 12148 transitions. [2020-10-19 23:40:54,943 INFO L78 Accepts]: Start accepts. Automaton has 11848 states and 12148 transitions. Word has length 1564 [2020-10-19 23:40:54,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:40:54,944 INFO L481 AbstractCegarLoop]: Abstraction has 11848 states and 12148 transitions. [2020-10-19 23:40:54,944 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:40:54,945 INFO L276 IsEmpty]: Start isEmpty. Operand 11848 states and 12148 transitions. [2020-10-19 23:40:54,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1619 [2020-10-19 23:40:54,971 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:40:54,972 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 23:40:54,973 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-10-19 23:40:54,973 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:40:54,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:40:54,974 INFO L82 PathProgramCache]: Analyzing trace with hash -22880356, now seen corresponding path program 1 times [2020-10-19 23:40:54,974 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:40:54,974 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [846015065] [2020-10-19 23:40:54,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:40:55,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:40:58,390 INFO L134 CoverageAnalysis]: Checked inductivity of 4434 backedges. 1690 proven. 1275 refuted. 0 times theorem prover too weak. 1469 trivial. 0 not checked. [2020-10-19 23:40:58,391 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [846015065] [2020-10-19 23:40:58,391 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [261179909] [2020-10-19 23:40:58,391 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 23:40:58,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:40:58,834 INFO L263 TraceCheckSpWp]: Trace formula consists of 1879 conjuncts, 2 conjunts are in the unsatisfiable core [2020-10-19 23:40:58,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 23:41:00,681 INFO L134 CoverageAnalysis]: Checked inductivity of 4434 backedges. 2548 proven. 0 refuted. 0 times theorem prover too weak. 1886 trivial. 0 not checked. [2020-10-19 23:41:00,682 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-10-19 23:41:00,682 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2020-10-19 23:41:00,682 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [996305155] [2020-10-19 23:41:00,683 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:41:00,683 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:41:00,683 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:41:00,684 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-19 23:41:00,684 INFO L87 Difference]: Start difference. First operand 11848 states and 12148 transitions. Second operand 3 states. [2020-10-19 23:41:02,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:41:02,061 INFO L93 Difference]: Finished difference Result 23365 states and 23963 transitions. [2020-10-19 23:41:02,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:41:02,062 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1618 [2020-10-19 23:41:02,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:41:02,072 INFO L225 Difference]: With dead ends: 23365 [2020-10-19 23:41:02,072 INFO L226 Difference]: Without dead ends: 11848 [2020-10-19 23:41:02,079 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1622 GetRequests, 1618 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-19 23:41:02,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11848 states. [2020-10-19 23:41:02,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11848 to 11848. [2020-10-19 23:41:02,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11848 states. [2020-10-19 23:41:02,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11848 states to 11848 states and 12129 transitions. [2020-10-19 23:41:02,198 INFO L78 Accepts]: Start accepts. Automaton has 11848 states and 12129 transitions. Word has length 1618 [2020-10-19 23:41:02,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:41:02,200 INFO L481 AbstractCegarLoop]: Abstraction has 11848 states and 12129 transitions. [2020-10-19 23:41:02,200 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:41:02,200 INFO L276 IsEmpty]: Start isEmpty. Operand 11848 states and 12129 transitions. [2020-10-19 23:41:02,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1788 [2020-10-19 23:41:02,231 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:41:02,233 INFO L422 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 23:41:02,447 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2020-10-19 23:41:02,448 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:41:02,449 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:41:02,450 INFO L82 PathProgramCache]: Analyzing trace with hash 362248010, now seen corresponding path program 1 times [2020-10-19 23:41:02,450 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:41:02,451 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [878017934] [2020-10-19 23:41:02,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:41:02,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:41:04,819 INFO L134 CoverageAnalysis]: Checked inductivity of 6410 backedges. 4031 proven. 196 refuted. 0 times theorem prover too weak. 2183 trivial. 0 not checked. [2020-10-19 23:41:04,819 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [878017934] [2020-10-19 23:41:04,819 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1972479706] [2020-10-19 23:41:04,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-19 23:41:05,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:41:05,287 INFO L263 TraceCheckSpWp]: Trace formula consists of 2096 conjuncts, 7 conjunts are in the unsatisfiable core [2020-10-19 23:41:05,305 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 23:41:08,856 INFO L134 CoverageAnalysis]: Checked inductivity of 6410 backedges. 2573 proven. 201 refuted. 0 times theorem prover too weak. 3636 trivial. 0 not checked. [2020-10-19 23:41:08,857 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-19 23:41:08,858 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 3] total 7 [2020-10-19 23:41:08,858 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [641219924] [2020-10-19 23:41:08,860 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-19 23:41:08,860 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:41:08,861 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-19 23:41:08,861 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-19 23:41:08,861 INFO L87 Difference]: Start difference. First operand 11848 states and 12129 transitions. Second operand 7 states. [2020-10-19 23:41:14,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:41:14,633 INFO L93 Difference]: Finished difference Result 27969 states and 28631 transitions. [2020-10-19 23:41:14,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-19 23:41:14,634 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 1787 [2020-10-19 23:41:14,635 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:41:14,635 INFO L225 Difference]: With dead ends: 27969 [2020-10-19 23:41:14,636 INFO L226 Difference]: Without dead ends: 0 [2020-10-19 23:41:14,647 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1799 GetRequests, 1790 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2020-10-19 23:41:14,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-19 23:41:14,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-19 23:41:14,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-19 23:41:14,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-19 23:41:14,649 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1787 [2020-10-19 23:41:14,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:41:14,649 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-19 23:41:14,649 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-19 23:41:14,649 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-19 23:41:14,650 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-19 23:41:14,854 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2020-10-19 23:41:14,858 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-19 23:41:15,093 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 279 DAG size of output: 131 [2020-10-19 23:41:15,355 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 276 DAG size of output: 131 [2020-10-19 23:41:16,064 WARN L193 SmtUtils]: Spent 702.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 54 [2020-10-19 23:41:16,482 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 54 [2020-10-19 23:41:17,156 WARN L193 SmtUtils]: Spent 670.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 54 [2020-10-19 23:41:17,160 INFO L274 CegarLoopResult]: For program point L1555(lines 1555 1765) no Hoare annotation was computed. [2020-10-19 23:41:17,160 INFO L274 CegarLoopResult]: For program point L168(line 168) no Hoare annotation was computed. [2020-10-19 23:41:17,160 INFO L274 CegarLoopResult]: For program point L102(line 102) no Hoare annotation was computed. [2020-10-19 23:41:17,160 INFO L274 CegarLoopResult]: For program point L36(line 36) no Hoare annotation was computed. [2020-10-19 23:41:17,161 INFO L274 CegarLoopResult]: For program point L1027(lines 1027 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,161 INFO L274 CegarLoopResult]: For program point L1754(lines 1754 1765) no Hoare annotation was computed. [2020-10-19 23:41:17,161 INFO L274 CegarLoopResult]: For program point L1424(lines 1424 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,161 INFO L274 CegarLoopResult]: For program point L1094(lines 1094 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,161 INFO L274 CegarLoopResult]: For program point L896(lines 896 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,161 INFO L274 CegarLoopResult]: For program point L830(lines 830 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,161 INFO L274 CegarLoopResult]: For program point L698(lines 698 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,162 INFO L274 CegarLoopResult]: For program point L1689(lines 1689 1765) no Hoare annotation was computed. [2020-10-19 23:41:17,162 INFO L274 CegarLoopResult]: For program point L1293(lines 1293 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,162 INFO L274 CegarLoopResult]: For program point L170-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:41:17,162 INFO L274 CegarLoopResult]: For program point L104-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:41:17,162 INFO L274 CegarLoopResult]: For program point L38-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:41:17,162 INFO L274 CegarLoopResult]: For program point L963(lines 963 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,162 INFO L274 CegarLoopResult]: For program point L765(lines 765 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,162 INFO L274 CegarLoopResult]: For program point L633(lines 633 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,163 INFO L274 CegarLoopResult]: For program point L1624(lines 1624 1765) no Hoare annotation was computed. [2020-10-19 23:41:17,163 INFO L274 CegarLoopResult]: For program point L369(lines 369 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,163 INFO L274 CegarLoopResult]: For program point L1360(lines 1360 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,163 INFO L274 CegarLoopResult]: For program point L237(lines 237 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,163 INFO L274 CegarLoopResult]: For program point L171(line 171) no Hoare annotation was computed. [2020-10-19 23:41:17,163 INFO L274 CegarLoopResult]: For program point L1162(lines 1162 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,163 INFO L274 CegarLoopResult]: For program point L105(line 105) no Hoare annotation was computed. [2020-10-19 23:41:17,164 INFO L274 CegarLoopResult]: For program point L39(line 39) no Hoare annotation was computed. [2020-10-19 23:41:17,164 INFO L270 CegarLoopResult]: At program point L1493(lines 25 1494) the Hoare annotation is: (let ((.cse0 (= ~a12~0 9)) (.cse6 (= ~a16~0 9)) (.cse8 (<= (+ ~a18~0 87) 0)) (.cse9 (= ~a12~0 6)) (.cse10 (<= ~a16~0 11)) (.cse4 (<= ~a12~0 7)) (.cse7 (= ~a12~0 8)) (.cse5 (<= ~a18~0 134)) (.cse3 (<= ~a16~0 8)) (.cse1 (<= 11 ~a16~0)) (.cse11 (<= ~a12~0 5)) (.cse2 (<= ~a15~0 3))) (or (and .cse0 .cse1 .cse2) (and .cse0 .cse3) (and (= ~a15~0 4) .cse4 .cse5 (not (= 3 ULTIMATE.start_calculate_output_~input)) (= ~a16~0 8)) (and .cse6 .cse2) (and .cse6 .cse7 .cse5) (and .cse0 .cse8 .cse2) (and .cse9 .cse2) (and .cse0 .cse6 .cse5) (and .cse3 .cse2) (and .cse7 .cse2) (and (<= 4 ~a15~0) .cse10 .cse11) (and .cse6 .cse4) (and .cse4 .cse8 .cse2) (and (= ~a15~0 3) .cse5 .cse11) (and .cse9 .cse10) (and .cse1 .cse4 .cse5 .cse2) (and .cse7 .cse5 .cse3) (and .cse1 .cse11 .cse2))) [2020-10-19 23:41:17,164 INFO L274 CegarLoopResult]: For program point L436(lines 436 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,165 INFO L274 CegarLoopResult]: For program point L1229(lines 1229 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,165 INFO L274 CegarLoopResult]: For program point L569(lines 569 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,165 INFO L274 CegarLoopResult]: For program point L503(lines 503 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,165 INFO L274 CegarLoopResult]: For program point L305(lines 305 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,165 INFO L274 CegarLoopResult]: For program point L173-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:41:17,165 INFO L274 CegarLoopResult]: For program point L107-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:41:17,166 INFO L274 CegarLoopResult]: For program point L41-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:41:17,166 INFO L274 CegarLoopResult]: For program point L1759(lines 1759 1765) no Hoare annotation was computed. [2020-10-19 23:41:17,166 INFO L274 CegarLoopResult]: For program point L1561(lines 1561 1765) no Hoare annotation was computed. [2020-10-19 23:41:17,166 INFO L274 CegarLoopResult]: For program point L174(line 174) no Hoare annotation was computed. [2020-10-19 23:41:17,166 INFO L274 CegarLoopResult]: For program point L108(line 108) no Hoare annotation was computed. [2020-10-19 23:41:17,166 INFO L274 CegarLoopResult]: For program point L1099(lines 1099 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,167 INFO L274 CegarLoopResult]: For program point L42(line 42) no Hoare annotation was computed. [2020-10-19 23:41:17,167 INFO L274 CegarLoopResult]: For program point L1033(lines 1033 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,167 INFO L274 CegarLoopResult]: For program point L901(lines 901 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,167 INFO L274 CegarLoopResult]: For program point L1430(lines 1430 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,167 INFO L274 CegarLoopResult]: For program point L836(lines 836 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,167 INFO L274 CegarLoopResult]: For program point L1695(lines 1695 1765) no Hoare annotation was computed. [2020-10-19 23:41:17,167 INFO L274 CegarLoopResult]: For program point L638(lines 638 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,167 INFO L274 CegarLoopResult]: For program point L1299(lines 1299 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,167 INFO L274 CegarLoopResult]: For program point L242(lines 242 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,167 INFO L274 CegarLoopResult]: For program point L176-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:41:17,167 INFO L274 CegarLoopResult]: For program point L110-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:41:17,167 INFO L274 CegarLoopResult]: For program point L44-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:41:17,168 INFO L274 CegarLoopResult]: For program point L969(lines 969 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,168 INFO L274 CegarLoopResult]: For program point L771(lines 771 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,168 INFO L274 CegarLoopResult]: For program point L705(lines 705 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,168 INFO L274 CegarLoopResult]: For program point L1630(lines 1630 1765) no Hoare annotation was computed. [2020-10-19 23:41:17,168 INFO L274 CegarLoopResult]: For program point L375(lines 375 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,168 INFO L274 CegarLoopResult]: For program point L1366(lines 1366 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,168 INFO L274 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2020-10-19 23:41:17,168 INFO L274 CegarLoopResult]: For program point L1168(lines 1168 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,168 INFO L274 CegarLoopResult]: For program point L111(line 111) no Hoare annotation was computed. [2020-10-19 23:41:17,168 INFO L274 CegarLoopResult]: For program point L45(line 45) no Hoare annotation was computed. [2020-10-19 23:41:17,168 INFO L274 CegarLoopResult]: For program point L1499(lines 1499 1765) no Hoare annotation was computed. [2020-10-19 23:41:17,169 INFO L274 CegarLoopResult]: For program point L442(lines 442 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,169 INFO L274 CegarLoopResult]: For program point L575(lines 575 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,169 INFO L274 CegarLoopResult]: For program point L311(lines 311 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,169 INFO L274 CegarLoopResult]: For program point L1236(lines 1236 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,169 INFO L274 CegarLoopResult]: For program point L179-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:41:17,169 INFO L274 CegarLoopResult]: For program point L113-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:41:17,170 INFO L274 CegarLoopResult]: For program point L47-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:41:17,170 INFO L274 CegarLoopResult]: For program point L1038(lines 1038 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,170 INFO L274 CegarLoopResult]: For program point L708(lines 708 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,170 INFO L274 CegarLoopResult]: For program point L510(lines 510 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,170 INFO L274 CegarLoopResult]: For program point L180(line 180) no Hoare annotation was computed. [2020-10-19 23:41:17,170 INFO L274 CegarLoopResult]: For program point L114(line 114) no Hoare annotation was computed. [2020-10-19 23:41:17,170 INFO L274 CegarLoopResult]: For program point L1105(lines 1105 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,170 INFO L274 CegarLoopResult]: For program point L48(line 48) no Hoare annotation was computed. [2020-10-19 23:41:17,170 INFO L274 CegarLoopResult]: For program point L907(lines 907 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,171 INFO L270 CegarLoopResult]: At program point L1766(lines 1496 1767) the Hoare annotation is: (let ((.cse4 (= ~a16~0 9)) (.cse7 (<= (+ ~a18~0 87) 0)) (.cse8 (= ~a12~0 6)) (.cse9 (<= ~a16~0 11)) (.cse0 (= ~a12~0 9)) (.cse2 (<= ~a12~0 7)) (.cse6 (= ~a12~0 8)) (.cse3 (<= ~a18~0 134)) (.cse1 (<= ~a16~0 8)) (.cse11 (<= 11 ~a16~0)) (.cse10 (<= ~a12~0 5)) (.cse5 (<= ~a15~0 3))) (or (and .cse0 .cse1) (and (= ~a15~0 4) .cse2 .cse3 (not (= 3 ULTIMATE.start_calculate_output_~input)) (= ~a16~0 8)) (and .cse4 .cse5) (and .cse4 .cse6 .cse3) (and .cse0 .cse7 .cse5) (and .cse8 .cse5) (and .cse0 .cse4 .cse3) (and .cse1 .cse5) (and .cse6 .cse5) (and (<= 4 ~a15~0) .cse9 .cse10) (and .cse4 .cse2) (and .cse2 .cse7 .cse5) (and (= ~a15~0 3) .cse3 .cse10) (and .cse8 .cse9) (and .cse11 .cse0 .cse5) (and .cse11 .cse2 .cse3 .cse5) (and .cse6 .cse3 .cse1) (and .cse11 .cse10 .cse5))) [2020-10-19 23:41:17,171 INFO L274 CegarLoopResult]: For program point L643(lines 643 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,171 INFO L274 CegarLoopResult]: For program point L1568(lines 1568 1765) no Hoare annotation was computed. [2020-10-19 23:41:17,171 INFO L274 CegarLoopResult]: For program point L445(lines 445 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,171 INFO L274 CegarLoopResult]: For program point L1436(lines 1436 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,171 INFO L274 CegarLoopResult]: For program point L842(lines 842 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,171 INFO L274 CegarLoopResult]: For program point L1701(lines 1701 1765) no Hoare annotation was computed. [2020-10-19 23:41:17,171 INFO L274 CegarLoopResult]: For program point L1635(lines 1635 1765) no Hoare annotation was computed. [2020-10-19 23:41:17,171 INFO L274 CegarLoopResult]: For program point L1305(lines 1305 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,172 INFO L274 CegarLoopResult]: For program point L248(lines 248 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,172 INFO L274 CegarLoopResult]: For program point L182-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:41:17,172 INFO L274 CegarLoopResult]: For program point L116-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:41:17,172 INFO L274 CegarLoopResult]: For program point L50-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:41:17,172 INFO L274 CegarLoopResult]: For program point L777(lines 777 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,172 INFO L274 CegarLoopResult]: For program point L1372(lines 1372 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,172 INFO L274 CegarLoopResult]: For program point L183(line 183) no Hoare annotation was computed. [2020-10-19 23:41:17,172 INFO L274 CegarLoopResult]: For program point L1174(lines 1174 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,172 INFO L274 CegarLoopResult]: For program point L117(line 117) no Hoare annotation was computed. [2020-10-19 23:41:17,172 INFO L274 CegarLoopResult]: For program point L51(line 51) no Hoare annotation was computed. [2020-10-19 23:41:17,172 INFO L274 CegarLoopResult]: For program point L976(lines 976 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,172 INFO L277 CegarLoopResult]: At program point L1769(lines 1769 1785) the Hoare annotation is: true [2020-10-19 23:41:17,173 INFO L274 CegarLoopResult]: For program point L580(lines 580 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,173 INFO L274 CegarLoopResult]: For program point L1505(lines 1505 1765) no Hoare annotation was computed. [2020-10-19 23:41:17,173 INFO L274 CegarLoopResult]: For program point L382(lines 382 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,173 INFO L274 CegarLoopResult]: For program point L317(lines 317 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,173 INFO L274 CegarLoopResult]: For program point L185-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:41:17,173 INFO L274 CegarLoopResult]: For program point L119-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:41:17,173 INFO L274 CegarLoopResult]: For program point L53-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:41:17,173 INFO L274 CegarLoopResult]: For program point L1044(lines 1044 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,173 INFO L274 CegarLoopResult]: For program point L780(lines 780 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,173 INFO L274 CegarLoopResult]: For program point L714(lines 714 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,173 INFO L274 CegarLoopResult]: For program point L1243(lines 1243 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,174 INFO L274 CegarLoopResult]: For program point L186(line 186) no Hoare annotation was computed. [2020-10-19 23:41:17,174 INFO L274 CegarLoopResult]: For program point L1177(lines 1177 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,174 INFO L274 CegarLoopResult]: For program point L120(line 120) no Hoare annotation was computed. [2020-10-19 23:41:17,174 INFO L274 CegarLoopResult]: For program point L1111(lines 1111 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,174 INFO L274 CegarLoopResult]: For program point L54(line 54) no Hoare annotation was computed. [2020-10-19 23:41:17,174 INFO L274 CegarLoopResult]: For program point L1706(lines 1706 1765) no Hoare annotation was computed. [2020-10-19 23:41:17,174 INFO L274 CegarLoopResult]: For program point L1640(lines 1640 1765) no Hoare annotation was computed. [2020-10-19 23:41:17,174 INFO L274 CegarLoopResult]: For program point L517(lines 517 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,174 INFO L274 CegarLoopResult]: For program point L451(lines 451 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,174 INFO L274 CegarLoopResult]: For program point L1442(lines 1442 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,175 INFO L274 CegarLoopResult]: For program point L914(lines 914 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,175 INFO L274 CegarLoopResult]: For program point L848(lines 848 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,175 INFO L274 CegarLoopResult]: For program point L650(lines 650 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,175 INFO L274 CegarLoopResult]: For program point L1575(lines 1575 1765) no Hoare annotation was computed. [2020-10-19 23:41:17,175 INFO L274 CegarLoopResult]: For program point L1377(lines 1377 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,175 INFO L274 CegarLoopResult]: For program point L1311(lines 1311 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,175 INFO L274 CegarLoopResult]: For program point L254(lines 254 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,175 INFO L274 CegarLoopResult]: For program point L188-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:41:17,175 INFO L274 CegarLoopResult]: For program point L122-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:41:17,175 INFO L274 CegarLoopResult]: For program point L56-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:41:17,176 INFO L274 CegarLoopResult]: For program point L981(lines 981 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,176 INFO L274 CegarLoopResult]: For program point L189(line 189) no Hoare annotation was computed. [2020-10-19 23:41:17,176 INFO L274 CegarLoopResult]: For program point L123(line 123) no Hoare annotation was computed. [2020-10-19 23:41:17,176 INFO L274 CegarLoopResult]: For program point L57(line 57) no Hoare annotation was computed. [2020-10-19 23:41:17,176 INFO L270 CegarLoopResult]: At program point L1775-2(lines 1775 1784) the Hoare annotation is: (let ((.cse0 (= ~a12~0 9)) (.cse6 (= ~a16~0 9)) (.cse8 (<= (+ ~a18~0 87) 0)) (.cse9 (= ~a12~0 6)) (.cse10 (<= ~a16~0 11)) (.cse4 (<= ~a12~0 7)) (.cse7 (= ~a12~0 8)) (.cse5 (<= ~a18~0 134)) (.cse3 (<= ~a16~0 8)) (.cse1 (<= 11 ~a16~0)) (.cse11 (<= ~a12~0 5)) (.cse2 (<= ~a15~0 3))) (or (and .cse0 .cse1 .cse2) (and .cse0 .cse3) (and (= ~a15~0 4) .cse4 .cse5 (not (= 3 ULTIMATE.start_calculate_output_~input)) (= ~a16~0 8)) (and .cse6 .cse2) (and .cse6 .cse7 .cse5) (and .cse0 .cse8 .cse2) (and .cse9 .cse2) (and .cse0 .cse6 .cse5) (and .cse3 .cse2) (and .cse7 .cse2) (and (<= 4 ~a15~0) .cse10 .cse11) (and .cse6 .cse4) (and .cse4 .cse8 .cse2) (and (= ~a15~0 3) .cse5 .cse11) (and .cse9 .cse10) (and .cse1 .cse4 .cse5 .cse2) (and .cse7 .cse5 .cse3) (and .cse1 .cse11 .cse2))) [2020-10-19 23:41:17,176 INFO L274 CegarLoopResult]: For program point L586(lines 586 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,176 INFO L274 CegarLoopResult]: For program point L388(lines 388 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,176 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-19 23:41:17,176 INFO L274 CegarLoopResult]: For program point L719(lines 719 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,176 INFO L274 CegarLoopResult]: For program point L1512(lines 1512 1765) no Hoare annotation was computed. [2020-10-19 23:41:17,177 INFO L274 CegarLoopResult]: For program point L323(lines 323 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,177 INFO L274 CegarLoopResult]: For program point L191-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:41:17,177 INFO L274 CegarLoopResult]: For program point L125-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:41:17,177 INFO L274 CegarLoopResult]: For program point L1116(lines 1116 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,177 INFO L274 CegarLoopResult]: For program point L59-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:41:17,177 INFO L274 CegarLoopResult]: For program point L1050(lines 1050 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,177 INFO L274 CegarLoopResult]: For program point L786(lines 786 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,177 INFO L274 CegarLoopResult]: For program point L1711(lines 1711 1765) no Hoare annotation was computed. [2020-10-19 23:41:17,177 INFO L274 CegarLoopResult]: For program point L456(lines 456 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,177 INFO L274 CegarLoopResult]: For program point L1249(lines 1249 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,178 INFO L274 CegarLoopResult]: For program point L192(line 192) no Hoare annotation was computed. [2020-10-19 23:41:17,178 INFO L274 CegarLoopResult]: For program point L1183(lines 1183 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,178 INFO L274 CegarLoopResult]: For program point L126(line 126) no Hoare annotation was computed. [2020-10-19 23:41:17,178 INFO L274 CegarLoopResult]: For program point L60(line 60) no Hoare annotation was computed. [2020-10-19 23:41:17,178 INFO L274 CegarLoopResult]: For program point L919(lines 919 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,178 INFO L274 CegarLoopResult]: For program point L853(lines 853 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,178 INFO L274 CegarLoopResult]: For program point L523(lines 523 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,178 INFO L274 CegarLoopResult]: For program point L1448(lines 1448 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,178 INFO L274 CegarLoopResult]: For program point L1316(lines 1316 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,178 INFO L274 CegarLoopResult]: For program point L259(lines 259 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,178 INFO L274 CegarLoopResult]: For program point L1647(lines 1647 1765) no Hoare annotation was computed. [2020-10-19 23:41:17,179 INFO L274 CegarLoopResult]: For program point L1581(lines 1581 1765) no Hoare annotation was computed. [2020-10-19 23:41:17,179 INFO L274 CegarLoopResult]: For program point L1383(lines 1383 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,179 INFO L274 CegarLoopResult]: For program point L194-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:41:17,179 INFO L274 CegarLoopResult]: For program point L128-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:41:17,179 INFO L274 CegarLoopResult]: For program point L62-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:41:17,179 INFO L274 CegarLoopResult]: For program point L1780(line 1780) no Hoare annotation was computed. [2020-10-19 23:41:17,179 INFO L274 CegarLoopResult]: For program point L657(lines 657 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,179 INFO L274 CegarLoopResult]: For program point L591(lines 591 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,179 INFO L274 CegarLoopResult]: For program point L459(lines 459 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,179 INFO L274 CegarLoopResult]: For program point L393(lines 393 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,179 INFO L274 CegarLoopResult]: For program point L1252(lines 1252 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,179 INFO L274 CegarLoopResult]: For program point L195(line 195) no Hoare annotation was computed. [2020-10-19 23:41:17,180 INFO L274 CegarLoopResult]: For program point L129(line 129) no Hoare annotation was computed. [2020-10-19 23:41:17,180 INFO L274 CegarLoopResult]: For program point L63(line 63) no Hoare annotation was computed. [2020-10-19 23:41:17,180 INFO L274 CegarLoopResult]: For program point L988(lines 988 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,180 INFO L274 CegarLoopResult]: For program point L1517(lines 1517 1765) no Hoare annotation was computed. [2020-10-19 23:41:17,180 INFO L274 CegarLoopResult]: For program point L1451(lines 1451 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,180 INFO L274 CegarLoopResult]: For program point L791(lines 791 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,180 INFO L274 CegarLoopResult]: For program point L725(lines 725 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,180 INFO L274 CegarLoopResult]: For program point L329(lines 329 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,180 INFO L274 CegarLoopResult]: For program point L197-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:41:17,180 INFO L274 CegarLoopResult]: For program point L131-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:41:17,180 INFO L274 CegarLoopResult]: For program point L1122(lines 1122 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,181 INFO L274 CegarLoopResult]: For program point L65-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:41:17,181 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-10-19 23:41:17,181 INFO L274 CegarLoopResult]: For program point L924(lines 924 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,181 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 5) no Hoare annotation was computed. [2020-10-19 23:41:17,181 INFO L274 CegarLoopResult]: For program point L1717(lines 1717 1765) no Hoare annotation was computed. [2020-10-19 23:41:17,181 INFO L274 CegarLoopResult]: For program point L264(lines 264 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,181 INFO L274 CegarLoopResult]: For program point L198(line 198) no Hoare annotation was computed. [2020-10-19 23:41:17,181 INFO L274 CegarLoopResult]: For program point L1189(lines 1189 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,181 INFO L274 CegarLoopResult]: For program point L132(line 132) no Hoare annotation was computed. [2020-10-19 23:41:17,182 INFO L274 CegarLoopResult]: For program point L66(line 66) no Hoare annotation was computed. [2020-10-19 23:41:17,182 INFO L274 CegarLoopResult]: For program point L1057(lines 1057 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,182 INFO L274 CegarLoopResult]: For program point L859(lines 859 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,182 INFO L274 CegarLoopResult]: For program point L529(lines 529 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,182 INFO L274 CegarLoopResult]: For program point L1388(lines 1388 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,182 INFO L274 CegarLoopResult]: For program point L1653(lines 1653 1765) no Hoare annotation was computed. [2020-10-19 23:41:17,182 INFO L274 CegarLoopResult]: For program point L596(lines 596 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,182 INFO L274 CegarLoopResult]: For program point L1587(lines 1587 1765) no Hoare annotation was computed. [2020-10-19 23:41:17,182 INFO L274 CegarLoopResult]: For program point L1323(lines 1323 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,182 INFO L274 CegarLoopResult]: For program point L200-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:41:17,183 INFO L274 CegarLoopResult]: For program point L134-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:41:17,183 INFO L274 CegarLoopResult]: For program point L68-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:41:17,183 INFO L274 CegarLoopResult]: For program point L663(lines 663 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,183 INFO L274 CegarLoopResult]: For program point L465(lines 465 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,183 INFO L274 CegarLoopResult]: For program point L1258(lines 1258 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,183 INFO L274 CegarLoopResult]: For program point L201(line 201) no Hoare annotation was computed. [2020-10-19 23:41:17,183 INFO L274 CegarLoopResult]: For program point L135(line 135) no Hoare annotation was computed. [2020-10-19 23:41:17,183 INFO L274 CegarLoopResult]: For program point L69(line 69) no Hoare annotation was computed. [2020-10-19 23:41:17,183 INFO L274 CegarLoopResult]: For program point L730(lines 730 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,183 INFO L274 CegarLoopResult]: For program point L1523(lines 1523 1765) no Hoare annotation was computed. [2020-10-19 23:41:17,184 INFO L274 CegarLoopResult]: For program point L400(lines 400 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,184 INFO L274 CegarLoopResult]: For program point L1127(lines 1127 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,184 INFO L274 CegarLoopResult]: For program point L995(lines 995 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,184 INFO L274 CegarLoopResult]: For program point L1458(lines 1458 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,184 INFO L274 CegarLoopResult]: For program point L335(lines 335 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,184 INFO L274 CegarLoopResult]: For program point L203-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:41:17,184 INFO L274 CegarLoopResult]: For program point L137-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:41:17,184 INFO L274 CegarLoopResult]: For program point L71-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:41:17,184 INFO L274 CegarLoopResult]: For program point L5(line 5) no Hoare annotation was computed. [2020-10-19 23:41:17,184 INFO L274 CegarLoopResult]: For program point L798(lines 798 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,185 INFO L274 CegarLoopResult]: For program point L1723(lines 1723 1765) no Hoare annotation was computed. [2020-10-19 23:41:17,185 INFO L274 CegarLoopResult]: For program point L666(lines 666 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,185 INFO L274 CegarLoopResult]: For program point L270(lines 270 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,185 INFO L274 CegarLoopResult]: For program point L204(line 204) no Hoare annotation was computed. [2020-10-19 23:41:17,185 INFO L274 CegarLoopResult]: For program point L1195(lines 1195 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,185 INFO L274 CegarLoopResult]: For program point L138(line 138) no Hoare annotation was computed. [2020-10-19 23:41:17,185 INFO L274 CegarLoopResult]: For program point L72(line 72) no Hoare annotation was computed. [2020-10-19 23:41:17,185 INFO L274 CegarLoopResult]: For program point L1063(lines 1063 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,185 INFO L274 CegarLoopResult]: For program point L931(lines 931 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,185 INFO L274 CegarLoopResult]: For program point L865(lines 865 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,186 INFO L274 CegarLoopResult]: For program point L1658(lines 1658 1765) no Hoare annotation was computed. [2020-10-19 23:41:17,186 INFO L274 CegarLoopResult]: For program point L535(lines 535 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,186 INFO L274 CegarLoopResult]: For program point L1394(lines 1394 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,186 INFO L274 CegarLoopResult]: For program point L602(lines 602 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,186 INFO L274 CegarLoopResult]: For program point L1593(lines 1593 1765) no Hoare annotation was computed. [2020-10-19 23:41:17,186 INFO L274 CegarLoopResult]: For program point L1329(lines 1329 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,186 INFO L274 CegarLoopResult]: For program point L206-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:41:17,186 INFO L274 CegarLoopResult]: For program point L140-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:41:17,186 INFO L274 CegarLoopResult]: For program point L74-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:41:17,186 INFO L274 CegarLoopResult]: For program point L471(lines 471 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,186 INFO L274 CegarLoopResult]: For program point L1264(lines 1264 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,187 INFO L274 CegarLoopResult]: For program point L207(line 207) no Hoare annotation was computed. [2020-10-19 23:41:17,187 INFO L274 CegarLoopResult]: For program point L141(line 141) no Hoare annotation was computed. [2020-10-19 23:41:17,187 INFO L274 CegarLoopResult]: For program point L75(line 75) no Hoare annotation was computed. [2020-10-19 23:41:17,187 INFO L274 CegarLoopResult]: For program point L736(lines 736 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,187 INFO L274 CegarLoopResult]: For program point L1529(lines 1529 1765) no Hoare annotation was computed. [2020-10-19 23:41:17,187 INFO L274 CegarLoopResult]: For program point L1463(lines 1463 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,187 INFO L274 CegarLoopResult]: For program point L406(lines 406 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,187 INFO L274 CegarLoopResult]: For program point L340(lines 340 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,187 INFO L274 CegarLoopResult]: For program point L1133(lines 1133 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,187 INFO L274 CegarLoopResult]: For program point L1001(lines 1001 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,187 INFO L274 CegarLoopResult]: For program point L143-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:41:17,188 INFO L274 CegarLoopResult]: For program point L77-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:41:17,188 INFO L274 CegarLoopResult]: For program point L804(lines 804 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,188 INFO L274 CegarLoopResult]: For program point L1729(lines 1729 1765) no Hoare annotation was computed. [2020-10-19 23:41:17,188 INFO L274 CegarLoopResult]: For program point L672(lines 672 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,188 INFO L274 CegarLoopResult]: For program point L540(lines 540 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,188 INFO L274 CegarLoopResult]: For program point L1399(lines 1399 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,188 INFO L274 CegarLoopResult]: For program point L276(lines 276 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,188 INFO L274 CegarLoopResult]: For program point L144(line 144) no Hoare annotation was computed. [2020-10-19 23:41:17,188 INFO L274 CegarLoopResult]: For program point L78(line 78) no Hoare annotation was computed. [2020-10-19 23:41:17,188 INFO L274 CegarLoopResult]: For program point L1069(lines 1069 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,189 INFO L274 CegarLoopResult]: For program point L937(lines 937 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,189 INFO L274 CegarLoopResult]: For program point L871(lines 871 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,189 INFO L274 CegarLoopResult]: For program point L1202(lines 1202 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,189 INFO L274 CegarLoopResult]: For program point L1665(lines 1665 1765) no Hoare annotation was computed. [2020-10-19 23:41:17,189 INFO L274 CegarLoopResult]: For program point L608(lines 608 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,189 INFO L274 CegarLoopResult]: For program point L1599(lines 1599 1765) no Hoare annotation was computed. [2020-10-19 23:41:17,189 INFO L274 CegarLoopResult]: For program point L1269(lines 1269 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,189 INFO L274 CegarLoopResult]: For program point L146-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:41:17,189 INFO L274 CegarLoopResult]: For program point L80-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:41:17,189 INFO L274 CegarLoopResult]: For program point L1468(lines 1468 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,189 INFO L274 CegarLoopResult]: For program point L1336(lines 1336 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,190 INFO L274 CegarLoopResult]: For program point L147(line 147) no Hoare annotation was computed. [2020-10-19 23:41:17,190 INFO L274 CegarLoopResult]: For program point L81(line 81) no Hoare annotation was computed. [2020-10-19 23:41:17,190 INFO L274 CegarLoopResult]: For program point L478(lines 478 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,190 INFO L274 CegarLoopResult]: For program point L1139(lines 1139 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,190 INFO L274 CegarLoopResult]: For program point L1007(lines 1007 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,190 INFO L274 CegarLoopResult]: For program point L743(lines 743 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,190 INFO L274 CegarLoopResult]: For program point L545(lines 545 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,190 INFO L274 CegarLoopResult]: For program point L1536(lines 1536 1765) no Hoare annotation was computed. [2020-10-19 23:41:17,190 INFO L274 CegarLoopResult]: For program point L413(lines 413 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,190 INFO L274 CegarLoopResult]: For program point L347(lines 347 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,191 INFO L274 CegarLoopResult]: For program point L281(lines 281 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,191 INFO L274 CegarLoopResult]: For program point L215(lines 215 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,191 INFO L274 CegarLoopResult]: For program point L149-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:41:17,191 INFO L274 CegarLoopResult]: For program point L83-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:41:17,191 INFO L274 CegarLoopResult]: For program point L810(lines 810 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,191 INFO L274 CegarLoopResult]: For program point L1735(lines 1735 1765) no Hoare annotation was computed. [2020-10-19 23:41:17,191 INFO L274 CegarLoopResult]: For program point L1405(lines 1405 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,191 INFO L274 CegarLoopResult]: For program point L1207(lines 1207 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,191 INFO L274 CegarLoopResult]: For program point L150(line 150) no Hoare annotation was computed. [2020-10-19 23:41:17,191 INFO L274 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-10-19 23:41:17,192 INFO L274 CegarLoopResult]: For program point L1075(lines 1075 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,192 INFO L274 CegarLoopResult]: For program point L877(lines 877 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,192 INFO L274 CegarLoopResult]: For program point L679(lines 679 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,192 INFO L274 CegarLoopResult]: For program point L944(lines 944 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,192 INFO L274 CegarLoopResult]: For program point L1671(lines 1671 1765) no Hoare annotation was computed. [2020-10-19 23:41:17,192 INFO L274 CegarLoopResult]: For program point L614(lines 614 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,192 INFO L274 CegarLoopResult]: For program point L1605(lines 1605 1765) no Hoare annotation was computed. [2020-10-19 23:41:17,192 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-10-19 23:41:17,192 INFO L274 CegarLoopResult]: For program point L152-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:41:17,192 INFO L274 CegarLoopResult]: For program point L86-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:41:17,192 INFO L274 CegarLoopResult]: For program point L1474(lines 1474 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,193 INFO L274 CegarLoopResult]: For program point L1276(lines 1276 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,193 INFO L274 CegarLoopResult]: For program point L153(line 153) no Hoare annotation was computed. [2020-10-19 23:41:17,193 INFO L274 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-10-19 23:41:17,193 INFO L274 CegarLoopResult]: For program point L748(lines 748 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,193 INFO L274 CegarLoopResult]: For program point L682(lines 682 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,193 INFO L274 CegarLoopResult]: For program point L550(lines 550 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,193 INFO L274 CegarLoopResult]: For program point L352(lines 352 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,193 INFO L274 CegarLoopResult]: For program point L1343(lines 1343 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,193 INFO L274 CegarLoopResult]: For program point L220(lines 220 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,193 INFO L274 CegarLoopResult]: For program point L1145(lines 1145 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,193 INFO L274 CegarLoopResult]: For program point L1013(lines 1013 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,194 INFO L274 CegarLoopResult]: For program point L1542(lines 1542 1765) no Hoare annotation was computed. [2020-10-19 23:41:17,194 INFO L274 CegarLoopResult]: For program point L485(lines 485 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,194 INFO L274 CegarLoopResult]: For program point L419(lines 419 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,194 INFO L274 CegarLoopResult]: For program point L287(lines 287 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,194 INFO L274 CegarLoopResult]: For program point L155-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:41:17,194 INFO L274 CegarLoopResult]: For program point L89-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:41:17,194 INFO L274 CegarLoopResult]: For program point L1741(lines 1741 1765) no Hoare annotation was computed. [2020-10-19 23:41:17,194 INFO L274 CegarLoopResult]: For program point L1411(lines 1411 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,194 INFO L274 CegarLoopResult]: For program point L1213(lines 1213 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,194 INFO L274 CegarLoopResult]: For program point L156(line 156) no Hoare annotation was computed. [2020-10-19 23:41:17,195 INFO L274 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-10-19 23:41:17,195 INFO L274 CegarLoopResult]: For program point L1081(lines 1081 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,195 INFO L274 CegarLoopResult]: For program point L817(lines 817 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,195 INFO L274 CegarLoopResult]: For program point L950(lines 950 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,195 INFO L274 CegarLoopResult]: For program point L884(lines 884 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,195 INFO L274 CegarLoopResult]: For program point L1677(lines 1677 1765) no Hoare annotation was computed. [2020-10-19 23:41:17,195 INFO L274 CegarLoopResult]: For program point L620(lines 620 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,195 INFO L274 CegarLoopResult]: For program point L1611(lines 1611 1765) no Hoare annotation was computed. [2020-10-19 23:41:17,195 INFO L274 CegarLoopResult]: For program point L1479(lines 1479 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,195 INFO L274 CegarLoopResult]: For program point L158-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:41:17,195 INFO L274 CegarLoopResult]: For program point L92-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:41:17,195 INFO L274 CegarLoopResult]: For program point L26(lines 26 28) no Hoare annotation was computed. [2020-10-19 23:41:17,196 INFO L274 CegarLoopResult]: For program point L26-2(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:41:17,196 INFO L274 CegarLoopResult]: For program point L1282(lines 1282 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,196 INFO L274 CegarLoopResult]: For program point L225(lines 225 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,196 INFO L274 CegarLoopResult]: For program point L1216(lines 1216 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,196 INFO L274 CegarLoopResult]: For program point L159(line 159) no Hoare annotation was computed. [2020-10-19 23:41:17,196 INFO L274 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-10-19 23:41:17,196 INFO L274 CegarLoopResult]: For program point L27(line 27) no Hoare annotation was computed. [2020-10-19 23:41:17,196 INFO L274 CegarLoopResult]: For program point L754(lines 754 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,196 INFO L274 CegarLoopResult]: For program point L688(lines 688 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,196 INFO L274 CegarLoopResult]: For program point L556(lines 556 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,196 INFO L274 CegarLoopResult]: For program point L358(lines 358 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,196 INFO L274 CegarLoopResult]: For program point L1349(lines 1349 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,197 INFO L274 CegarLoopResult]: For program point L292(lines 292 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,197 INFO L274 CegarLoopResult]: For program point L1151(lines 1151 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,197 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-19 23:41:17,197 INFO L274 CegarLoopResult]: For program point L1548(lines 1548 1765) no Hoare annotation was computed. [2020-10-19 23:41:17,197 INFO L274 CegarLoopResult]: For program point L491(lines 491 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,197 INFO L274 CegarLoopResult]: For program point L161-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:41:17,197 INFO L274 CegarLoopResult]: For program point L95-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:41:17,197 INFO L274 CegarLoopResult]: For program point L29-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:41:17,197 INFO L274 CegarLoopResult]: For program point L1020(lines 1020 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,197 INFO L274 CegarLoopResult]: For program point L426(lines 426 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,197 INFO L274 CegarLoopResult]: For program point L1417(lines 1417 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,197 INFO L274 CegarLoopResult]: For program point L162(line 162) no Hoare annotation was computed. [2020-10-19 23:41:17,198 INFO L274 CegarLoopResult]: For program point L96(line 96) no Hoare annotation was computed. [2020-10-19 23:41:17,198 INFO L274 CegarLoopResult]: For program point L30(line 30) no Hoare annotation was computed. [2020-10-19 23:41:17,198 INFO L274 CegarLoopResult]: For program point L1748(lines 1748 1765) no Hoare annotation was computed. [2020-10-19 23:41:17,198 INFO L274 CegarLoopResult]: For program point L1088(lines 1088 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,198 INFO L274 CegarLoopResult]: For program point L956(lines 956 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,198 INFO L274 CegarLoopResult]: For program point L890(lines 890 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,198 INFO L274 CegarLoopResult]: For program point L824(lines 824 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,198 INFO L274 CegarLoopResult]: For program point L626(lines 626 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,198 INFO L274 CegarLoopResult]: For program point L164-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:41:17,198 INFO L274 CegarLoopResult]: For program point L98-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:41:17,198 INFO L274 CegarLoopResult]: For program point L32-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:41:17,198 INFO L274 CegarLoopResult]: For program point L693(lines 693 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,199 INFO L274 CegarLoopResult]: For program point L1684(lines 1684 1765) no Hoare annotation was computed. [2020-10-19 23:41:17,199 INFO L274 CegarLoopResult]: For program point L1618(lines 1618 1765) no Hoare annotation was computed. [2020-10-19 23:41:17,199 INFO L274 CegarLoopResult]: For program point L1486(lines 1486 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,199 INFO L274 CegarLoopResult]: For program point L429(lines 429 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,199 INFO L274 CegarLoopResult]: For program point L363(lines 363 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,199 INFO L274 CegarLoopResult]: For program point L1288(lines 1288 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,199 INFO L274 CegarLoopResult]: For program point L231(lines 231 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,199 INFO L274 CegarLoopResult]: For program point L1222(lines 1222 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,199 INFO L274 CegarLoopResult]: For program point L165(line 165) no Hoare annotation was computed. [2020-10-19 23:41:17,199 INFO L274 CegarLoopResult]: For program point L99(line 99) no Hoare annotation was computed. [2020-10-19 23:41:17,199 INFO L274 CegarLoopResult]: For program point L33(line 33) no Hoare annotation was computed. [2020-10-19 23:41:17,200 INFO L274 CegarLoopResult]: For program point L760(lines 760 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,200 INFO L274 CegarLoopResult]: For program point L562(lines 562 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,200 INFO L274 CegarLoopResult]: For program point L1355(lines 1355 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,200 INFO L274 CegarLoopResult]: For program point L1157(lines 1157 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,200 INFO L274 CegarLoopResult]: For program point L497(lines 497 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,200 INFO L274 CegarLoopResult]: For program point L299(lines 299 1492) no Hoare annotation was computed. [2020-10-19 23:41:17,200 INFO L274 CegarLoopResult]: For program point L167-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:41:17,200 INFO L274 CegarLoopResult]: For program point L101-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:41:17,200 INFO L274 CegarLoopResult]: For program point L35-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:41:17,238 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.10 11:41:17 BoogieIcfgContainer [2020-10-19 23:41:17,238 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-19 23:41:17,238 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-19 23:41:17,239 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-19 23:41:17,239 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-19 23:41:17,240 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 11:40:08" (3/4) ... [2020-10-19 23:41:17,244 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-10-19 23:41:17,282 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2020-10-19 23:41:17,285 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-10-19 23:41:17,289 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-19 23:41:17,292 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-19 23:41:17,543 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-19 23:41:17,543 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-19 23:41:17,545 INFO L168 Benchmark]: Toolchain (without parser) took 73148.56 ms. Allocated memory was 41.4 MB in the beginning and 1.8 GB in the end (delta: 1.8 GB). Free memory was 15.6 MB in the beginning and 496.9 MB in the end (delta: -481.3 MB). Peak memory consumption was 1.3 GB. Max. memory is 14.3 GB. [2020-10-19 23:41:17,546 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 31.5 MB. Free memory was 7.8 MB in the beginning and 7.7 MB in the end (delta: 45.5 kB). Peak memory consumption was 45.5 kB. Max. memory is 14.3 GB. [2020-10-19 23:41:17,546 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1158.91 ms. Allocated memory was 41.4 MB in the beginning and 46.1 MB in the end (delta: 4.7 MB). Free memory was 14.8 MB in the beginning and 8.8 MB in the end (delta: 6.0 MB). Peak memory consumption was 12.9 MB. Max. memory is 14.3 GB. [2020-10-19 23:41:17,546 INFO L168 Benchmark]: Boogie Procedure Inliner took 431.24 ms. Allocated memory was 46.1 MB in the beginning and 58.7 MB in the end (delta: 12.6 MB). Free memory was 8.5 MB in the beginning and 27.5 MB in the end (delta: -19.0 MB). Peak memory consumption was 12.0 MB. Max. memory is 14.3 GB. [2020-10-19 23:41:17,547 INFO L168 Benchmark]: Boogie Preprocessor took 202.71 ms. Allocated memory is still 58.7 MB. Free memory was 27.5 MB in the beginning and 13.0 MB in the end (delta: 14.5 MB). Peak memory consumption was 14.5 MB. Max. memory is 14.3 GB. [2020-10-19 23:41:17,547 INFO L168 Benchmark]: RCFGBuilder took 2790.23 ms. Allocated memory was 58.7 MB in the beginning and 95.9 MB in the end (delta: 37.2 MB). Free memory was 12.6 MB in the beginning and 47.2 MB in the end (delta: -34.6 MB). Peak memory consumption was 36.8 MB. Max. memory is 14.3 GB. [2020-10-19 23:41:17,548 INFO L168 Benchmark]: TraceAbstraction took 68244.92 ms. Allocated memory was 95.9 MB in the beginning and 1.8 GB in the end (delta: 1.7 GB). Free memory was 46.4 MB in the beginning and 529.6 MB in the end (delta: -483.2 MB). Peak memory consumption was 1.2 GB. Max. memory is 14.3 GB. [2020-10-19 23:41:17,548 INFO L168 Benchmark]: Witness Printer took 305.00 ms. Allocated memory is still 1.8 GB. Free memory was 529.6 MB in the beginning and 496.9 MB in the end (delta: 32.7 MB). Peak memory consumption was 32.7 MB. Max. memory is 14.3 GB. [2020-10-19 23:41:17,551 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 31.5 MB. Free memory was 7.8 MB in the beginning and 7.7 MB in the end (delta: 45.5 kB). Peak memory consumption was 45.5 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 1158.91 ms. Allocated memory was 41.4 MB in the beginning and 46.1 MB in the end (delta: 4.7 MB). Free memory was 14.8 MB in the beginning and 8.8 MB in the end (delta: 6.0 MB). Peak memory consumption was 12.9 MB. Max. memory is 14.3 GB. * Boogie Procedure Inliner took 431.24 ms. Allocated memory was 46.1 MB in the beginning and 58.7 MB in the end (delta: 12.6 MB). Free memory was 8.5 MB in the beginning and 27.5 MB in the end (delta: -19.0 MB). Peak memory consumption was 12.0 MB. Max. memory is 14.3 GB. * Boogie Preprocessor took 202.71 ms. Allocated memory is still 58.7 MB. Free memory was 27.5 MB in the beginning and 13.0 MB in the end (delta: 14.5 MB). Peak memory consumption was 14.5 MB. Max. memory is 14.3 GB. * RCFGBuilder took 2790.23 ms. Allocated memory was 58.7 MB in the beginning and 95.9 MB in the end (delta: 37.2 MB). Free memory was 12.6 MB in the beginning and 47.2 MB in the end (delta: -34.6 MB). Peak memory consumption was 36.8 MB. Max. memory is 14.3 GB. * TraceAbstraction took 68244.92 ms. Allocated memory was 95.9 MB in the beginning and 1.8 GB in the end (delta: 1.7 GB). Free memory was 46.4 MB in the beginning and 529.6 MB in the end (delta: -483.2 MB). Peak memory consumption was 1.2 GB. Max. memory is 14.3 GB. * Witness Printer took 305.00 ms. Allocated memory is still 1.8 GB. Free memory was 529.6 MB in the beginning and 496.9 MB in the end (delta: 32.7 MB). Peak memory consumption was 32.7 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 5]: 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: 1769]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1775]: Loop Invariant Derived loop invariant: ((((((((((((((((((a12 == 9 && 11 <= a16) && a15 <= 3) || (a12 == 9 && a16 <= 8)) || ((((a15 == 4 && a12 <= 7) && a18 <= 134) && !(3 == input)) && a16 == 8)) || (a16 == 9 && a15 <= 3)) || ((a16 == 9 && a12 == 8) && a18 <= 134)) || ((a12 == 9 && a18 + 87 <= 0) && a15 <= 3)) || (a12 == 6 && a15 <= 3)) || ((a12 == 9 && a16 == 9) && a18 <= 134)) || (a16 <= 8 && a15 <= 3)) || (a12 == 8 && a15 <= 3)) || ((4 <= a15 && a16 <= 11) && a12 <= 5)) || (a16 == 9 && a12 <= 7)) || ((a12 <= 7 && a18 + 87 <= 0) && a15 <= 3)) || ((a15 == 3 && a18 <= 134) && a12 <= 5)) || (a12 == 6 && a16 <= 11)) || (((11 <= a16 && a12 <= 7) && a18 <= 134) && a15 <= 3)) || ((a12 == 8 && a18 <= 134) && a16 <= 8)) || ((11 <= a16 && a12 <= 5) && a15 <= 3) - InvariantResult [Line: 1496]: Loop Invariant Derived loop invariant: (((((((((((((((((a12 == 9 && a16 <= 8) || ((((a15 == 4 && a12 <= 7) && a18 <= 134) && !(3 == input)) && a16 == 8)) || (a16 == 9 && a15 <= 3)) || ((a16 == 9 && a12 == 8) && a18 <= 134)) || ((a12 == 9 && a18 + 87 <= 0) && a15 <= 3)) || (a12 == 6 && a15 <= 3)) || ((a12 == 9 && a16 == 9) && a18 <= 134)) || (a16 <= 8 && a15 <= 3)) || (a12 == 8 && a15 <= 3)) || ((4 <= a15 && a16 <= 11) && a12 <= 5)) || (a16 == 9 && a12 <= 7)) || ((a12 <= 7 && a18 + 87 <= 0) && a15 <= 3)) || ((a15 == 3 && a18 <= 134) && a12 <= 5)) || (a12 == 6 && a16 <= 11)) || ((11 <= a16 && a12 == 9) && a15 <= 3)) || (((11 <= a16 && a12 <= 7) && a18 <= 134) && a15 <= 3)) || ((a12 == 8 && a18 <= 134) && a16 <= 8)) || ((11 <= a16 && a12 <= 5) && a15 <= 3) - InvariantResult [Line: 25]: Loop Invariant Derived loop invariant: ((((((((((((((((((a12 == 9 && 11 <= a16) && a15 <= 3) || (a12 == 9 && a16 <= 8)) || ((((a15 == 4 && a12 <= 7) && a18 <= 134) && !(3 == input)) && a16 == 8)) || (a16 == 9 && a15 <= 3)) || ((a16 == 9 && a12 == 8) && a18 <= 134)) || ((a12 == 9 && a18 + 87 <= 0) && a15 <= 3)) || (a12 == 6 && a15 <= 3)) || ((a12 == 9 && a16 == 9) && a18 <= 134)) || (a16 <= 8 && a15 <= 3)) || (a12 == 8 && a15 <= 3)) || ((4 <= a15 && a16 <= 11) && a12 <= 5)) || (a16 == 9 && a12 <= 7)) || ((a12 <= 7 && a18 + 87 <= 0) && a15 <= 3)) || ((a15 == 3 && a18 <= 134) && a12 <= 5)) || (a12 == 6 && a16 <= 11)) || (((11 <= a16 && a12 <= 7) && a18 <= 134) && a15 <= 3)) || ((a12 == 8 && a18 <= 134) && a16 <= 8)) || ((11 <= a16 && a12 <= 5) && a15 <= 3) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 397 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 65.7s, OverallIterations: 17, TraceHistogramMax: 11, AutomataDifference: 35.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 4868 SDtfs, 5459 SDslu, 379 SDs, 0 SdLazy, 19648 SolverSat, 2743 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 23.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4343 GetRequests, 4304 SyntacticMatches, 1 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=13164occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.9s AutomataMinimizationTime, 17 MinimizatonAttempts, 4434 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 183 NumberOfFragments, 523 HoareAnnotationTreeSize, 4 FomulaSimplifications, 11240 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 4 FomulaSimplificationsInter, 1633 FormulaSimplificationTreeSizeReductionInter, 1.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.6s SsaConstructionTime, 2.3s SatisfiabilityAnalysisTime, 11.0s InterpolantComputationTime, 18582 NumberOfCodeBlocks, 18582 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 18562 ConstructedInterpolants, 0 QuantifiedInterpolants, 62825871 SizeOfPredicates, 3 NumberOfNonLiveVariables, 5030 ConjunctsInSsa, 11 ConjunctsInUnsatCore, 20 InterpolantComputations, 16 PerfectInterpolantSequences, 42440/44213 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...