/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc config/AutomizerReach.xml -s config/svcomp-Reach-64bit-Automizer_Default.epf -i ../sv-benchmarks/c/recursive-simple/fibo_2calls_10-1.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-4f750a8 [2020-12-22 06:59:15,870 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-22 06:59:15,875 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-22 06:59:15,937 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-22 06:59:15,938 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-22 06:59:15,942 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-22 06:59:15,946 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-22 06:59:15,954 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-22 06:59:15,957 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-22 06:59:15,963 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-22 06:59:15,965 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-22 06:59:15,966 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-22 06:59:15,967 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-22 06:59:15,970 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-22 06:59:15,972 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-22 06:59:15,974 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-22 06:59:15,975 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-22 06:59:15,978 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-22 06:59:15,985 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-22 06:59:15,995 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-22 06:59:15,998 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-22 06:59:16,000 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-22 06:59:16,001 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-22 06:59:16,004 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-22 06:59:16,013 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-22 06:59:16,022 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-22 06:59:16,022 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-22 06:59:16,023 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-22 06:59:16,024 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-22 06:59:16,025 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-22 06:59:16,026 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-22 06:59:16,027 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-22 06:59:16,029 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-22 06:59:16,030 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-22 06:59:16,031 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-22 06:59:16,031 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-22 06:59:16,032 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-22 06:59:16,032 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-22 06:59:16,032 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-22 06:59:16,033 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-22 06:59:16,034 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-22 06:59:16,035 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-22 06:59:16,087 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-22 06:59:16,087 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-22 06:59:16,092 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-22 06:59:16,093 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-22 06:59:16,093 INFO L138 SettingsManager]: * Use SBE=true [2020-12-22 06:59:16,093 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-22 06:59:16,093 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-22 06:59:16,093 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-22 06:59:16,094 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-22 06:59:16,094 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-22 06:59:16,095 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-22 06:59:16,096 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-22 06:59:16,097 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-22 06:59:16,097 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-22 06:59:16,098 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-22 06:59:16,098 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-22 06:59:16,098 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-22 06:59:16,098 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 06:59:16,100 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-22 06:59:16,101 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-22 06:59:16,102 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-22 06:59:16,107 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-22 06:59:16,108 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-22 06:59:16,108 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-22 06:59:16,109 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-22 06:59:16,109 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-22 06:59:16,495 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-22 06:59:16,528 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-22 06:59:16,532 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-22 06:59:16,534 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-22 06:59:16,535 INFO L275 PluginConnector]: CDTParser initialized [2020-12-22 06:59:16,536 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive-simple/fibo_2calls_10-1.c [2020-12-22 06:59:16,629 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2c4d21c64/fef01494d13742daaebbafcb81904bca/FLAG6d14130b4 [2020-12-22 06:59:17,285 INFO L306 CDTParser]: Found 1 translation units. [2020-12-22 06:59:17,286 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive-simple/fibo_2calls_10-1.c [2020-12-22 06:59:17,294 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2c4d21c64/fef01494d13742daaebbafcb81904bca/FLAG6d14130b4 [2020-12-22 06:59:17,654 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2c4d21c64/fef01494d13742daaebbafcb81904bca [2020-12-22 06:59:17,660 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-22 06:59:17,662 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-22 06:59:17,664 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-22 06:59:17,664 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-22 06:59:17,668 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-22 06:59:17,669 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 06:59:17" (1/1) ... [2020-12-22 06:59:17,670 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a5e108a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:59:17, skipping insertion in model container [2020-12-22 06:59:17,670 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 06:59:17" (1/1) ... [2020-12-22 06:59:17,678 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-22 06:59:17,694 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-22 06:59:17,856 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive-simple/fibo_2calls_10-1.c[949,962] [2020-12-22 06:59:17,863 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 06:59:17,879 INFO L203 MainTranslator]: Completed pre-run [2020-12-22 06:59:17,909 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive-simple/fibo_2calls_10-1.c[949,962] [2020-12-22 06:59:17,910 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 06:59:17,930 INFO L208 MainTranslator]: Completed translation [2020-12-22 06:59:17,930 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:59:17 WrapperNode [2020-12-22 06:59:17,931 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-22 06:59:17,935 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-22 06:59:17,936 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-22 06:59:17,936 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-22 06:59:17,945 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:59:17" (1/1) ... [2020-12-22 06:59:17,956 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:59:17" (1/1) ... [2020-12-22 06:59:17,978 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-22 06:59:17,983 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-22 06:59:17,984 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-22 06:59:17,985 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-22 06:59:17,996 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:59:17" (1/1) ... [2020-12-22 06:59:17,996 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:59:17" (1/1) ... [2020-12-22 06:59:18,013 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:59:17" (1/1) ... [2020-12-22 06:59:18,013 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:59:17" (1/1) ... [2020-12-22 06:59:18,019 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:59:17" (1/1) ... [2020-12-22 06:59:18,025 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:59:17" (1/1) ... [2020-12-22 06:59:18,033 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:59:17" (1/1) ... [2020-12-22 06:59:18,036 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-22 06:59:18,037 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-22 06:59:18,037 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-22 06:59:18,037 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-22 06:59:18,041 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:59:17" (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 [2020-12-22 06:59:18,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-22 06:59:18,171 INFO L130 BoogieDeclarations]: Found specification of procedure fibo2 [2020-12-22 06:59:18,172 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo2 [2020-12-22 06:59:18,172 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-22 06:59:18,172 INFO L130 BoogieDeclarations]: Found specification of procedure fibo1 [2020-12-22 06:59:18,173 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo1 [2020-12-22 06:59:18,173 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-22 06:59:18,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-22 06:59:18,583 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-22 06:59:18,584 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2020-12-22 06:59:18,586 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:59:18 BoogieIcfgContainer [2020-12-22 06:59:18,586 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-22 06:59:18,589 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-22 06:59:18,589 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-22 06:59:18,594 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-22 06:59:18,594 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 06:59:17" (1/3) ... [2020-12-22 06:59:18,596 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ec0b7ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 06:59:18, skipping insertion in model container [2020-12-22 06:59:18,596 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:59:17" (2/3) ... [2020-12-22 06:59:18,597 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ec0b7ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 06:59:18, skipping insertion in model container [2020-12-22 06:59:18,597 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:59:18" (3/3) ... [2020-12-22 06:59:18,600 INFO L111 eAbstractionObserver]: Analyzing ICFG fibo_2calls_10-1.c [2020-12-22 06:59:18,610 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-22 06:59:18,622 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-22 06:59:18,679 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-22 06:59:18,716 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-22 06:59:18,717 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-22 06:59:18,717 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-22 06:59:18,717 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-22 06:59:18,717 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-22 06:59:18,718 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-22 06:59:18,718 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-22 06:59:18,718 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-22 06:59:18,753 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states. [2020-12-22 06:59:18,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-12-22 06:59:18,766 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:59:18,767 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:59:18,767 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:59:18,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:59:18,774 INFO L82 PathProgramCache]: Analyzing trace with hash 1123300790, now seen corresponding path program 1 times [2020-12-22 06:59:18,786 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:59:18,787 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1577736848] [2020-12-22 06:59:18,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:59:18,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:19,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-12-22 06:59:19,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:19,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 06:59:19,064 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1577736848] [2020-12-22 06:59:19,066 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:59:19,066 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-22 06:59:19,067 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [464341561] [2020-12-22 06:59:19,073 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:59:19,073 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:59:19,098 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:59:19,101 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:59:19,104 INFO L87 Difference]: Start difference. First operand 29 states. Second operand 5 states. [2020-12-22 06:59:19,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:59:19,286 INFO L93 Difference]: Finished difference Result 39 states and 48 transitions. [2020-12-22 06:59:19,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-22 06:59:19,289 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 10 [2020-12-22 06:59:19,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:59:19,300 INFO L225 Difference]: With dead ends: 39 [2020-12-22 06:59:19,300 INFO L226 Difference]: Without dead ends: 27 [2020-12-22 06:59:19,304 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-12-22 06:59:19,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2020-12-22 06:59:19,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2020-12-22 06:59:19,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2020-12-22 06:59:19,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 34 transitions. [2020-12-22 06:59:19,353 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 34 transitions. Word has length 10 [2020-12-22 06:59:19,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:59:19,354 INFO L481 AbstractCegarLoop]: Abstraction has 27 states and 34 transitions. [2020-12-22 06:59:19,354 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:59:19,354 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 34 transitions. [2020-12-22 06:59:19,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-12-22 06:59:19,356 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:59:19,356 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:59:19,357 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-22 06:59:19,357 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:59:19,358 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:59:19,358 INFO L82 PathProgramCache]: Analyzing trace with hash 1177745932, now seen corresponding path program 1 times [2020-12-22 06:59:19,358 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:59:19,358 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [338480620] [2020-12-22 06:59:19,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:59:19,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:19,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-12-22 06:59:19,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:19,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 06:59:19,422 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [338480620] [2020-12-22 06:59:19,423 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:59:19,423 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-22 06:59:19,423 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1442209055] [2020-12-22 06:59:19,425 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:59:19,425 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:59:19,426 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:59:19,427 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:59:19,427 INFO L87 Difference]: Start difference. First operand 27 states and 34 transitions. Second operand 5 states. [2020-12-22 06:59:19,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:59:19,501 INFO L93 Difference]: Finished difference Result 33 states and 41 transitions. [2020-12-22 06:59:19,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-22 06:59:19,502 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 11 [2020-12-22 06:59:19,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:59:19,503 INFO L225 Difference]: With dead ends: 33 [2020-12-22 06:59:19,504 INFO L226 Difference]: Without dead ends: 29 [2020-12-22 06:59:19,505 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-12-22 06:59:19,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2020-12-22 06:59:19,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 27. [2020-12-22 06:59:19,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2020-12-22 06:59:19,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 34 transitions. [2020-12-22 06:59:19,514 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 34 transitions. Word has length 11 [2020-12-22 06:59:19,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:59:19,515 INFO L481 AbstractCegarLoop]: Abstraction has 27 states and 34 transitions. [2020-12-22 06:59:19,515 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:59:19,515 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 34 transitions. [2020-12-22 06:59:19,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-12-22 06:59:19,517 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:59:19,517 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:59:19,517 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-22 06:59:19,518 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:59:19,518 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:59:19,519 INFO L82 PathProgramCache]: Analyzing trace with hash 2110588723, now seen corresponding path program 1 times [2020-12-22 06:59:19,519 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:59:19,519 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1764983636] [2020-12-22 06:59:19,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:59:19,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:19,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-12-22 06:59:19,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:19,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:19,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:19,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-12-22 06:59:19,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:19,645 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-22 06:59:19,646 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1764983636] [2020-12-22 06:59:19,646 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2012576929] [2020-12-22 06:59:19,647 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 [2020-12-22 06:59:19,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:19,744 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 6 conjunts are in the unsatisfiable core [2020-12-22 06:59:19,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 06:59:20,030 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-22 06:59:20,031 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 06:59:20,031 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7] total 10 [2020-12-22 06:59:20,037 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [747692549] [2020-12-22 06:59:20,040 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-12-22 06:59:20,040 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:59:20,042 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-12-22 06:59:20,042 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-12-22 06:59:20,043 INFO L87 Difference]: Start difference. First operand 27 states and 34 transitions. Second operand 10 states. [2020-12-22 06:59:20,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:59:20,350 INFO L93 Difference]: Finished difference Result 55 states and 75 transitions. [2020-12-22 06:59:20,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-12-22 06:59:20,351 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 23 [2020-12-22 06:59:20,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:59:20,358 INFO L225 Difference]: With dead ends: 55 [2020-12-22 06:59:20,358 INFO L226 Difference]: Without dead ends: 31 [2020-12-22 06:59:20,362 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 26 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=165, Unknown=0, NotChecked=0, Total=210 [2020-12-22 06:59:20,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2020-12-22 06:59:20,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 29. [2020-12-22 06:59:20,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2020-12-22 06:59:20,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 36 transitions. [2020-12-22 06:59:20,384 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 36 transitions. Word has length 23 [2020-12-22 06:59:20,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:59:20,385 INFO L481 AbstractCegarLoop]: Abstraction has 29 states and 36 transitions. [2020-12-22 06:59:20,385 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-12-22 06:59:20,385 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 36 transitions. [2020-12-22 06:59:20,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-22 06:59:20,392 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:59:20,393 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:59:20,608 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2020-12-22 06:59:20,609 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:59:20,610 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:59:20,610 INFO L82 PathProgramCache]: Analyzing trace with hash 1277869167, now seen corresponding path program 1 times [2020-12-22 06:59:20,610 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:59:20,610 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1549747611] [2020-12-22 06:59:20,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:59:20,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:20,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-12-22 06:59:20,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:20,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:20,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:20,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:20,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:20,853 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-22 06:59:20,855 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1549747611] [2020-12-22 06:59:20,855 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1201273612] [2020-12-22 06:59:20,856 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 [2020-12-22 06:59:20,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:20,915 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 6 conjunts are in the unsatisfiable core [2020-12-22 06:59:20,917 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 06:59:21,040 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-22 06:59:21,041 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 06:59:21,041 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 10 [2020-12-22 06:59:21,042 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1752111313] [2020-12-22 06:59:21,044 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-12-22 06:59:21,044 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:59:21,045 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-12-22 06:59:21,046 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-12-22 06:59:21,046 INFO L87 Difference]: Start difference. First operand 29 states and 36 transitions. Second operand 10 states. [2020-12-22 06:59:21,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:59:21,251 INFO L93 Difference]: Finished difference Result 51 states and 71 transitions. [2020-12-22 06:59:21,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-12-22 06:59:21,252 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 24 [2020-12-22 06:59:21,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:59:21,255 INFO L225 Difference]: With dead ends: 51 [2020-12-22 06:59:21,255 INFO L226 Difference]: Without dead ends: 47 [2020-12-22 06:59:21,256 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2020-12-22 06:59:21,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2020-12-22 06:59:21,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 45. [2020-12-22 06:59:21,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2020-12-22 06:59:21,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 62 transitions. [2020-12-22 06:59:21,267 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 62 transitions. Word has length 24 [2020-12-22 06:59:21,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:59:21,268 INFO L481 AbstractCegarLoop]: Abstraction has 45 states and 62 transitions. [2020-12-22 06:59:21,268 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-12-22 06:59:21,268 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 62 transitions. [2020-12-22 06:59:21,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-12-22 06:59:21,270 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:59:21,270 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 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] [2020-12-22 06:59:21,483 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 06:59:21,484 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:59:21,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:59:21,486 INFO L82 PathProgramCache]: Analyzing trace with hash -2061621832, now seen corresponding path program 1 times [2020-12-22 06:59:21,486 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:59:21,487 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [381599719] [2020-12-22 06:59:21,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:59:21,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:21,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-12-22 06:59:21,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:21,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:21,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:21,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:21,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:21,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-12-22 06:59:21,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:21,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-12-22 06:59:21,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:21,588 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-22 06:59:21,589 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [381599719] [2020-12-22 06:59:21,589 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1729604543] [2020-12-22 06:59:21,590 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 [2020-12-22 06:59:21,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:21,644 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 8 conjunts are in the unsatisfiable core [2020-12-22 06:59:21,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 06:59:21,760 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-12-22 06:59:21,761 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 06:59:21,761 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 8] total 11 [2020-12-22 06:59:21,761 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1777279014] [2020-12-22 06:59:21,762 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-12-22 06:59:21,762 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:59:21,763 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-12-22 06:59:21,763 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2020-12-22 06:59:21,763 INFO L87 Difference]: Start difference. First operand 45 states and 62 transitions. Second operand 11 states. [2020-12-22 06:59:22,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:59:22,052 INFO L93 Difference]: Finished difference Result 105 states and 167 transitions. [2020-12-22 06:59:22,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-12-22 06:59:22,053 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 36 [2020-12-22 06:59:22,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:59:22,056 INFO L225 Difference]: With dead ends: 105 [2020-12-22 06:59:22,056 INFO L226 Difference]: Without dead ends: 63 [2020-12-22 06:59:22,058 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 47 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=65, Invalid=241, Unknown=0, NotChecked=0, Total=306 [2020-12-22 06:59:22,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2020-12-22 06:59:22,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 63. [2020-12-22 06:59:22,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63 states. [2020-12-22 06:59:22,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 92 transitions. [2020-12-22 06:59:22,084 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 92 transitions. Word has length 36 [2020-12-22 06:59:22,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:59:22,085 INFO L481 AbstractCegarLoop]: Abstraction has 63 states and 92 transitions. [2020-12-22 06:59:22,085 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-12-22 06:59:22,085 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 92 transitions. [2020-12-22 06:59:22,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-12-22 06:59:22,089 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:59:22,089 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 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] [2020-12-22 06:59:22,327 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 06:59:22,328 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:59:22,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:59:22,330 INFO L82 PathProgramCache]: Analyzing trace with hash 1167294498, now seen corresponding path program 1 times [2020-12-22 06:59:22,330 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:59:22,330 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [571081040] [2020-12-22 06:59:22,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:59:22,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:22,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-12-22 06:59:22,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:22,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:22,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:22,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:22,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:22,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:22,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:22,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:22,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:22,505 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-12-22 06:59:22,506 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [571081040] [2020-12-22 06:59:22,506 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1843881255] [2020-12-22 06:59:22,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 06:59:22,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:22,559 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 8 conjunts are in the unsatisfiable core [2020-12-22 06:59:22,566 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 06:59:22,733 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-22 06:59:22,734 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 06:59:22,734 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 14 [2020-12-22 06:59:22,734 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1228841822] [2020-12-22 06:59:22,735 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-12-22 06:59:22,735 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:59:22,736 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-12-22 06:59:22,736 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2020-12-22 06:59:22,736 INFO L87 Difference]: Start difference. First operand 63 states and 92 transitions. Second operand 14 states. [2020-12-22 06:59:23,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:59:23,176 INFO L93 Difference]: Finished difference Result 177 states and 321 transitions. [2020-12-22 06:59:23,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-12-22 06:59:23,178 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 37 [2020-12-22 06:59:23,178 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:59:23,183 INFO L225 Difference]: With dead ends: 177 [2020-12-22 06:59:23,183 INFO L226 Difference]: Without dead ends: 117 [2020-12-22 06:59:23,186 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=86, Invalid=376, Unknown=0, NotChecked=0, Total=462 [2020-12-22 06:59:23,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states. [2020-12-22 06:59:23,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 103. [2020-12-22 06:59:23,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2020-12-22 06:59:23,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 166 transitions. [2020-12-22 06:59:23,213 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 166 transitions. Word has length 37 [2020-12-22 06:59:23,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:59:23,214 INFO L481 AbstractCegarLoop]: Abstraction has 103 states and 166 transitions. [2020-12-22 06:59:23,214 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-12-22 06:59:23,214 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 166 transitions. [2020-12-22 06:59:23,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-12-22 06:59:23,218 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:59:23,218 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 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] [2020-12-22 06:59:23,432 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 06:59:23,433 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:59:23,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:59:23,434 INFO L82 PathProgramCache]: Analyzing trace with hash 384535367, now seen corresponding path program 1 times [2020-12-22 06:59:23,435 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:59:23,435 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1547124189] [2020-12-22 06:59:23,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:59:23,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:23,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-12-22 06:59:23,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:23,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:23,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:23,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:23,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:23,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:23,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:23,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:23,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:23,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:23,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:23,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-12-22 06:59:23,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:23,699 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-12-22 06:59:23,700 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1547124189] [2020-12-22 06:59:23,700 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [738544838] [2020-12-22 06:59:23,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 06:59:23,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:23,761 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 10 conjunts are in the unsatisfiable core [2020-12-22 06:59:23,764 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 06:59:23,913 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 4 proven. 23 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-12-22 06:59:23,913 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 06:59:23,914 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 15 [2020-12-22 06:59:23,914 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1222224192] [2020-12-22 06:59:23,915 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-12-22 06:59:23,915 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:59:23,915 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-12-22 06:59:23,916 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2020-12-22 06:59:23,916 INFO L87 Difference]: Start difference. First operand 103 states and 166 transitions. Second operand 15 states. [2020-12-22 06:59:24,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:59:24,463 INFO L93 Difference]: Finished difference Result 255 states and 495 transitions. [2020-12-22 06:59:24,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-12-22 06:59:24,464 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 51 [2020-12-22 06:59:24,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:59:24,475 INFO L225 Difference]: With dead ends: 255 [2020-12-22 06:59:24,475 INFO L226 Difference]: Without dead ends: 155 [2020-12-22 06:59:24,478 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 75 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=102, Invalid=450, Unknown=0, NotChecked=0, Total=552 [2020-12-22 06:59:24,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2020-12-22 06:59:24,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 109. [2020-12-22 06:59:24,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 109 states. [2020-12-22 06:59:24,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 177 transitions. [2020-12-22 06:59:24,544 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 177 transitions. Word has length 51 [2020-12-22 06:59:24,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:59:24,545 INFO L481 AbstractCegarLoop]: Abstraction has 109 states and 177 transitions. [2020-12-22 06:59:24,545 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-12-22 06:59:24,545 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 177 transitions. [2020-12-22 06:59:24,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-12-22 06:59:24,558 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:59:24,559 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 6, 6, 6, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:59:24,771 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2020-12-22 06:59:24,772 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:59:24,773 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:59:24,773 INFO L82 PathProgramCache]: Analyzing trace with hash -586612948, now seen corresponding path program 1 times [2020-12-22 06:59:24,773 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:59:24,774 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1200854601] [2020-12-22 06:59:24,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:59:24,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:24,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-12-22 06:59:24,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:24,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:24,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:24,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:24,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:24,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:24,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:25,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:25,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:25,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:25,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:25,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:25,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:25,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:59:25,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:25,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-12-22 06:59:25,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:25,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:25,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:25,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:25,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:25,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:25,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:25,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:25,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:25,084 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 40 proven. 57 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2020-12-22 06:59:25,085 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1200854601] [2020-12-22 06:59:25,085 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [175482238] [2020-12-22 06:59:25,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 06:59:25,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:25,158 INFO L263 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 12 conjunts are in the unsatisfiable core [2020-12-22 06:59:25,162 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 06:59:25,414 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 13 proven. 92 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2020-12-22 06:59:25,415 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 06:59:25,415 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 10] total 18 [2020-12-22 06:59:25,415 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [273420768] [2020-12-22 06:59:25,416 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-12-22 06:59:25,416 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:59:25,417 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-12-22 06:59:25,417 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=258, Unknown=0, NotChecked=0, Total=306 [2020-12-22 06:59:25,418 INFO L87 Difference]: Start difference. First operand 109 states and 177 transitions. Second operand 18 states. [2020-12-22 06:59:26,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:59:26,050 INFO L93 Difference]: Finished difference Result 240 states and 462 transitions. [2020-12-22 06:59:26,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-12-22 06:59:26,050 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 93 [2020-12-22 06:59:26,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:59:26,054 INFO L225 Difference]: With dead ends: 240 [2020-12-22 06:59:26,054 INFO L226 Difference]: Without dead ends: 107 [2020-12-22 06:59:26,057 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 113 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 146 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=153, Invalid=717, Unknown=0, NotChecked=0, Total=870 [2020-12-22 06:59:26,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2020-12-22 06:59:26,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 84. [2020-12-22 06:59:26,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84 states. [2020-12-22 06:59:26,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 116 transitions. [2020-12-22 06:59:26,086 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 116 transitions. Word has length 93 [2020-12-22 06:59:26,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:59:26,087 INFO L481 AbstractCegarLoop]: Abstraction has 84 states and 116 transitions. [2020-12-22 06:59:26,088 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-12-22 06:59:26,088 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 116 transitions. [2020-12-22 06:59:26,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2020-12-22 06:59:26,098 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:59:26,098 INFO L422 BasicCegarLoop]: trace histogram [14, 14, 10, 9, 9, 9, 7, 7, 7, 7, 7, 7, 7, 6, 4, 4, 4, 4, 4, 4, 4, 4, 2, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:59:26,313 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 06:59:26,314 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:59:26,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:59:26,315 INFO L82 PathProgramCache]: Analyzing trace with hash -895479255, now seen corresponding path program 1 times [2020-12-22 06:59:26,315 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:59:26,316 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1835300253] [2020-12-22 06:59:26,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:59:26,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:26,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-12-22 06:59:26,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:26,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:26,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:26,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:26,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:26,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:26,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:26,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:26,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:26,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:26,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:26,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:26,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:26,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:26,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:26,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:59:26,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:26,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-12-22 06:59:26,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:26,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:26,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:26,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:26,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:26,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-12-22 06:59:26,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:26,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:26,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:26,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:26,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:26,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:26,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:26,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:26,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:26,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:26,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:26,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:26,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:26,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:59:26,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:26,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-12-22 06:59:26,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:26,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:26,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:26,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:26,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:26,735 INFO L134 CoverageAnalysis]: Checked inductivity of 697 backedges. 67 proven. 169 refuted. 0 times theorem prover too weak. 461 trivial. 0 not checked. [2020-12-22 06:59:26,736 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1835300253] [2020-12-22 06:59:26,736 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [245465119] [2020-12-22 06:59:26,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 06:59:26,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:26,828 INFO L263 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 14 conjunts are in the unsatisfiable core [2020-12-22 06:59:26,835 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 06:59:27,140 INFO L134 CoverageAnalysis]: Checked inductivity of 697 backedges. 30 proven. 250 refuted. 0 times theorem prover too weak. 417 trivial. 0 not checked. [2020-12-22 06:59:27,141 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 06:59:27,141 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 19 [2020-12-22 06:59:27,141 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1590472680] [2020-12-22 06:59:27,142 INFO L461 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-12-22 06:59:27,142 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:59:27,143 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-12-22 06:59:27,143 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=290, Unknown=0, NotChecked=0, Total=342 [2020-12-22 06:59:27,144 INFO L87 Difference]: Start difference. First operand 84 states and 116 transitions. Second operand 19 states. [2020-12-22 06:59:27,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:59:27,790 INFO L93 Difference]: Finished difference Result 214 states and 372 transitions. [2020-12-22 06:59:27,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2020-12-22 06:59:27,792 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 161 [2020-12-22 06:59:27,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:59:27,794 INFO L225 Difference]: With dead ends: 214 [2020-12-22 06:59:27,795 INFO L226 Difference]: Without dead ends: 134 [2020-12-22 06:59:27,797 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 233 GetRequests, 202 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 184 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=184, Invalid=872, Unknown=0, NotChecked=0, Total=1056 [2020-12-22 06:59:27,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2020-12-22 06:59:27,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 114. [2020-12-22 06:59:27,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2020-12-22 06:59:27,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 169 transitions. [2020-12-22 06:59:27,813 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 169 transitions. Word has length 161 [2020-12-22 06:59:27,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:59:27,813 INFO L481 AbstractCegarLoop]: Abstraction has 114 states and 169 transitions. [2020-12-22 06:59:27,813 INFO L482 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-12-22 06:59:27,813 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 169 transitions. [2020-12-22 06:59:27,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2020-12-22 06:59:27,818 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:59:27,818 INFO L422 BasicCegarLoop]: trace histogram [19, 19, 18, 18, 16, 14, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 7, 5, 4, 3, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:59:28,031 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 06:59:28,032 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:59:28,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:59:28,033 INFO L82 PathProgramCache]: Analyzing trace with hash -5234840, now seen corresponding path program 2 times [2020-12-22 06:59:28,033 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:59:28,034 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1982910514] [2020-12-22 06:59:28,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:59:28,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:28,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-12-22 06:59:28,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:28,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:28,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:28,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:28,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:28,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:28,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:28,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:28,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:28,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:28,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:28,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:28,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:28,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:28,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:28,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:28,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:28,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:59:28,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:28,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:28,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:28,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:28,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:28,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 06:59:28,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:28,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:28,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:28,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:28,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:28,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-12-22 06:59:28,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:28,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:28,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:28,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:28,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:28,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:28,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:28,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:28,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:28,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:28,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:28,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:59:28,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:28,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:28,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:28,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:28,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:28,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2020-12-22 06:59:28,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:28,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:28,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:28,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:28,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:28,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:28,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:28,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:28,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:28,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:28,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:28,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:28,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:28,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:59:28,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:28,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:28,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:28,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:28,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:28,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 06:59:28,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:28,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:28,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:28,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:28,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:28,821 INFO L134 CoverageAnalysis]: Checked inductivity of 1795 backedges. 172 proven. 320 refuted. 0 times theorem prover too weak. 1303 trivial. 0 not checked. [2020-12-22 06:59:28,821 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1982910514] [2020-12-22 06:59:28,821 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1669466741] [2020-12-22 06:59:28,821 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 06:59:28,940 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-12-22 06:59:28,940 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-22 06:59:28,942 INFO L263 TraceCheckSpWp]: Trace formula consists of 597 conjuncts, 16 conjunts are in the unsatisfiable core [2020-12-22 06:59:28,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 06:59:29,330 INFO L134 CoverageAnalysis]: Checked inductivity of 1795 backedges. 82 proven. 494 refuted. 0 times theorem prover too weak. 1219 trivial. 0 not checked. [2020-12-22 06:59:29,330 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 06:59:29,331 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 20 [2020-12-22 06:59:29,331 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [148463854] [2020-12-22 06:59:29,332 INFO L461 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-12-22 06:59:29,332 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:59:29,333 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-12-22 06:59:29,333 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=321, Unknown=0, NotChecked=0, Total=380 [2020-12-22 06:59:29,333 INFO L87 Difference]: Start difference. First operand 114 states and 169 transitions. Second operand 20 states. [2020-12-22 06:59:30,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:59:30,142 INFO L93 Difference]: Finished difference Result 260 states and 447 transitions. [2020-12-22 06:59:30,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2020-12-22 06:59:30,142 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 256 [2020-12-22 06:59:30,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:59:30,146 INFO L225 Difference]: With dead ends: 260 [2020-12-22 06:59:30,146 INFO L226 Difference]: Without dead ends: 155 [2020-12-22 06:59:30,148 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 359 GetRequests, 324 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 231 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=221, Invalid=1111, Unknown=0, NotChecked=0, Total=1332 [2020-12-22 06:59:30,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2020-12-22 06:59:30,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 145. [2020-12-22 06:59:30,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 145 states. [2020-12-22 06:59:30,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 224 transitions. [2020-12-22 06:59:30,165 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 224 transitions. Word has length 256 [2020-12-22 06:59:30,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:59:30,166 INFO L481 AbstractCegarLoop]: Abstraction has 145 states and 224 transitions. [2020-12-22 06:59:30,166 INFO L482 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-12-22 06:59:30,166 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 224 transitions. [2020-12-22 06:59:30,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 406 [2020-12-22 06:59:30,174 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:59:30,175 INFO L422 BasicCegarLoop]: trace histogram [30, 30, 29, 29, 24, 23, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 14, 14, 9, 9, 7, 5, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:59:30,390 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2020-12-22 06:59:30,391 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:59:30,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:59:30,393 INFO L82 PathProgramCache]: Analyzing trace with hash -1117496969, now seen corresponding path program 3 times [2020-12-22 06:59:30,393 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:59:30,394 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1176989602] [2020-12-22 06:59:30,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:59:30,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:30,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-12-22 06:59:30,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:30,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:30,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:30,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:30,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:30,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:30,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:30,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:30,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:30,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:30,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:30,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:30,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:30,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:30,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:30,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:30,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:30,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:30,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:30,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:59:30,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:31,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:31,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:31,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:31,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:31,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 06:59:31,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:31,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:31,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:31,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:31,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:31,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-12-22 06:59:31,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:31,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:31,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:31,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:31,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:31,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:31,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:31,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:31,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:31,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:31,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:31,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:31,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:31,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:59:31,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:31,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:31,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:31,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:31,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:31,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 06:59:31,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:31,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:31,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:31,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:31,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:31,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2020-12-22 06:59:31,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:31,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:31,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:31,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:31,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:31,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:31,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:31,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:31,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:31,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:31,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:31,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:59:31,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:31,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:31,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:31,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:31,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:31,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2020-12-22 06:59:31,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:31,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:31,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:31,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:31,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:31,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:31,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:31,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:31,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:31,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:31,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:31,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:31,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:31,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:31,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:31,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:59:31,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:31,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:31,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:31,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:31,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:31,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 06:59:31,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:31,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:31,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:31,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:31,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:31,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:31,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:31,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:31,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:31,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-12-22 06:59:31,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:31,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:31,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:31,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:31,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:31,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:31,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:31,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:31,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:31,690 INFO L134 CoverageAnalysis]: Checked inductivity of 4677 backedges. 268 proven. 650 refuted. 0 times theorem prover too weak. 3759 trivial. 0 not checked. [2020-12-22 06:59:31,690 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1176989602] [2020-12-22 06:59:31,691 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1041675781] [2020-12-22 06:59:31,691 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 06:59:31,801 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s) [2020-12-22 06:59:31,802 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-22 06:59:31,803 INFO L263 TraceCheckSpWp]: Trace formula consists of 401 conjuncts, 12 conjunts are in the unsatisfiable core [2020-12-22 06:59:31,811 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 06:59:32,352 INFO L134 CoverageAnalysis]: Checked inductivity of 4677 backedges. 594 proven. 106 refuted. 0 times theorem prover too weak. 3977 trivial. 0 not checked. [2020-12-22 06:59:32,353 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 06:59:32,353 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 10] total 20 [2020-12-22 06:59:32,353 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [385122704] [2020-12-22 06:59:32,355 INFO L461 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-12-22 06:59:32,355 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:59:32,356 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-12-22 06:59:32,356 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=321, Unknown=0, NotChecked=0, Total=380 [2020-12-22 06:59:32,356 INFO L87 Difference]: Start difference. First operand 145 states and 224 transitions. Second operand 20 states. [2020-12-22 06:59:33,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:59:33,272 INFO L93 Difference]: Finished difference Result 370 states and 625 transitions. [2020-12-22 06:59:33,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2020-12-22 06:59:33,272 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 405 [2020-12-22 06:59:33,273 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:59:33,277 INFO L225 Difference]: With dead ends: 370 [2020-12-22 06:59:33,277 INFO L226 Difference]: Without dead ends: 226 [2020-12-22 06:59:33,280 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 553 GetRequests, 519 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 227 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=200, Invalid=1060, Unknown=0, NotChecked=0, Total=1260 [2020-12-22 06:59:33,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2020-12-22 06:59:33,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 170. [2020-12-22 06:59:33,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 170 states. [2020-12-22 06:59:33,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 170 states and 260 transitions. [2020-12-22 06:59:33,299 INFO L78 Accepts]: Start accepts. Automaton has 170 states and 260 transitions. Word has length 405 [2020-12-22 06:59:33,299 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:59:33,299 INFO L481 AbstractCegarLoop]: Abstraction has 170 states and 260 transitions. [2020-12-22 06:59:33,299 INFO L482 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-12-22 06:59:33,300 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 260 transitions. [2020-12-22 06:59:33,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 434 [2020-12-22 06:59:33,309 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:59:33,309 INFO L422 BasicCegarLoop]: trace histogram [33, 33, 30, 30, 27, 24, 16, 16, 16, 16, 16, 16, 16, 15, 15, 15, 15, 15, 15, 15, 12, 8, 6, 6, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:59:33,523 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 06:59:33,523 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:59:33,524 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:59:33,525 INFO L82 PathProgramCache]: Analyzing trace with hash 1980160681, now seen corresponding path program 4 times [2020-12-22 06:59:33,525 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:59:33,525 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1587432572] [2020-12-22 06:59:33,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:59:33,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:33,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-12-22 06:59:33,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:33,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:33,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:34,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:34,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:34,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:34,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:34,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:34,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:34,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:34,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:34,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:34,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:34,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:34,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:34,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:34,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:34,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:34,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:34,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:59:34,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:34,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:34,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:34,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:34,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:34,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 06:59:34,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:34,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:34,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:34,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:34,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:34,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:34,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:34,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:34,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:34,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-12-22 06:59:34,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:34,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:34,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:34,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:34,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:34,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:34,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:34,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:34,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:34,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-12-22 06:59:34,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:34,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:34,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:34,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:34,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:34,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:34,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:34,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:34,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:34,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:34,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:34,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:59:34,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:34,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:34,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:34,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:34,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:34,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2020-12-22 06:59:34,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:34,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:34,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:34,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:34,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:34,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:34,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:34,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:34,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:34,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:34,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:34,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:34,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:34,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:34,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:34,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:34,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:34,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:59:34,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:34,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:34,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:34,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:34,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:34,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 06:59:34,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:34,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:34,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:34,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:34,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:34,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:34,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:34,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:34,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:34,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-12-22 06:59:34,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:34,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:34,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:34,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:34,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:34,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:34,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:34,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:34,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:34,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-12-22 06:59:34,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:34,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:34,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:34,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:34,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:34,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:34,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:34,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:34,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:34,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:34,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:34,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:59:34,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:34,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:34,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:34,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:34,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:34,904 INFO L134 CoverageAnalysis]: Checked inductivity of 5379 backedges. 316 proven. 873 refuted. 0 times theorem prover too weak. 4190 trivial. 0 not checked. [2020-12-22 06:59:34,904 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1587432572] [2020-12-22 06:59:34,904 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [530937235] [2020-12-22 06:59:34,904 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 06:59:35,053 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2020-12-22 06:59:35,053 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-22 06:59:35,056 INFO L263 TraceCheckSpWp]: Trace formula consists of 770 conjuncts, 18 conjunts are in the unsatisfiable core [2020-12-22 06:59:35,065 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 06:59:35,777 INFO L134 CoverageAnalysis]: Checked inductivity of 5379 backedges. 150 proven. 1065 refuted. 0 times theorem prover too weak. 4164 trivial. 0 not checked. [2020-12-22 06:59:35,778 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 06:59:35,778 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 13] total 24 [2020-12-22 06:59:35,778 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [484277814] [2020-12-22 06:59:35,779 INFO L461 AbstractCegarLoop]: Interpolant automaton has 24 states [2020-12-22 06:59:35,780 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:59:35,780 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2020-12-22 06:59:35,780 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=469, Unknown=0, NotChecked=0, Total=552 [2020-12-22 06:59:35,781 INFO L87 Difference]: Start difference. First operand 170 states and 260 transitions. Second operand 24 states. [2020-12-22 06:59:36,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:59:36,739 INFO L93 Difference]: Finished difference Result 394 states and 669 transitions. [2020-12-22 06:59:36,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2020-12-22 06:59:36,739 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 433 [2020-12-22 06:59:36,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:59:36,744 INFO L225 Difference]: With dead ends: 394 [2020-12-22 06:59:36,744 INFO L226 Difference]: Without dead ends: 229 [2020-12-22 06:59:36,747 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 596 GetRequests, 554 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 404 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=285, Invalid=1607, Unknown=0, NotChecked=0, Total=1892 [2020-12-22 06:59:36,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 229 states. [2020-12-22 06:59:36,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 229 to 191. [2020-12-22 06:59:36,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 191 states. [2020-12-22 06:59:36,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 293 transitions. [2020-12-22 06:59:36,778 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 293 transitions. Word has length 433 [2020-12-22 06:59:36,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:59:36,779 INFO L481 AbstractCegarLoop]: Abstraction has 191 states and 293 transitions. [2020-12-22 06:59:36,779 INFO L482 AbstractCegarLoop]: Interpolant automaton has 24 states. [2020-12-22 06:59:36,779 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 293 transitions. [2020-12-22 06:59:36,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 502 [2020-12-22 06:59:36,792 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:59:36,792 INFO L422 BasicCegarLoop]: trace histogram [38, 38, 35, 35, 30, 29, 19, 19, 19, 19, 19, 19, 19, 17, 17, 17, 17, 17, 17, 17, 13, 10, 8, 6, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:59:37,006 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 06:59:37,006 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:59:37,007 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:59:37,007 INFO L82 PathProgramCache]: Analyzing trace with hash 42954652, now seen corresponding path program 5 times [2020-12-22 06:59:37,007 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:59:37,007 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1970182352] [2020-12-22 06:59:37,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:59:37,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:37,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-12-22 06:59:37,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:37,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:37,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:37,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:37,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:37,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:37,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:37,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:37,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:37,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:37,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:37,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:37,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:37,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:37,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:37,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:37,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:37,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:37,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:37,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:37,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:37,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:59:37,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:37,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:37,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:37,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:37,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:37,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 06:59:37,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:37,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:37,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:37,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:37,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:37,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:37,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:37,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:37,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:37,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-12-22 06:59:37,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:37,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:37,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:37,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:37,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:38,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:38,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:38,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:38,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:38,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-12-22 06:59:38,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:38,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:38,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:38,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:38,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:38,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:38,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:38,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:38,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:38,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:38,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:38,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:59:38,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:38,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:38,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:38,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:38,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:38,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2020-12-22 06:59:38,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:38,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:38,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:38,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:38,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:38,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:38,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:38,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:38,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:38,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:38,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:38,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:38,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:38,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:59:38,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:38,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:38,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:38,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:38,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:38,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 06:59:38,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:38,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:38,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:38,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:38,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:38,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:38,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:38,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:38,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:38,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2020-12-22 06:59:38,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:38,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:38,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:38,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:38,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:38,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:38,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:38,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:38,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:38,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:38,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:38,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:38,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:38,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:38,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:38,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:59:38,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:38,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:38,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:38,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:38,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:38,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 06:59:38,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:38,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:38,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:38,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:38,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:38,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:38,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:38,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:38,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:38,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-12-22 06:59:38,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:38,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:38,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:38,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:38,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:38,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:38,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:38,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:38,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:38,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:38,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:38,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:59:38,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:38,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:38,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:38,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:38,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:38,943 INFO L134 CoverageAnalysis]: Checked inductivity of 7261 backedges. 412 proven. 1091 refuted. 0 times theorem prover too weak. 5758 trivial. 0 not checked. [2020-12-22 06:59:38,944 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1970182352] [2020-12-22 06:59:38,944 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [806801436] [2020-12-22 06:59:38,944 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 06:59:39,128 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 19 check-sat command(s) [2020-12-22 06:59:39,128 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-22 06:59:39,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 651 conjuncts, 12 conjunts are in the unsatisfiable core [2020-12-22 06:59:39,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 06:59:39,768 INFO L134 CoverageAnalysis]: Checked inductivity of 7261 backedges. 3322 proven. 63 refuted. 0 times theorem prover too weak. 3876 trivial. 0 not checked. [2020-12-22 06:59:39,768 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 06:59:39,768 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 12] total 24 [2020-12-22 06:59:39,769 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [621196969] [2020-12-22 06:59:39,770 INFO L461 AbstractCegarLoop]: Interpolant automaton has 24 states [2020-12-22 06:59:39,770 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:59:39,770 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2020-12-22 06:59:39,771 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=471, Unknown=0, NotChecked=0, Total=552 [2020-12-22 06:59:39,771 INFO L87 Difference]: Start difference. First operand 191 states and 293 transitions. Second operand 24 states. [2020-12-22 06:59:40,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:59:40,330 INFO L93 Difference]: Finished difference Result 391 states and 630 transitions. [2020-12-22 06:59:40,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-12-22 06:59:40,331 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 501 [2020-12-22 06:59:40,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:59:40,335 INFO L225 Difference]: With dead ends: 391 [2020-12-22 06:59:40,335 INFO L226 Difference]: Without dead ends: 198 [2020-12-22 06:59:40,338 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 672 GetRequests, 643 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 200 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=143, Invalid=787, Unknown=0, NotChecked=0, Total=930 [2020-12-22 06:59:40,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2020-12-22 06:59:40,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 186. [2020-12-22 06:59:40,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 186 states. [2020-12-22 06:59:40,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 186 states and 276 transitions. [2020-12-22 06:59:40,365 INFO L78 Accepts]: Start accepts. Automaton has 186 states and 276 transitions. Word has length 501 [2020-12-22 06:59:40,366 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:59:40,366 INFO L481 AbstractCegarLoop]: Abstraction has 186 states and 276 transitions. [2020-12-22 06:59:40,366 INFO L482 AbstractCegarLoop]: Interpolant automaton has 24 states. [2020-12-22 06:59:40,366 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 276 transitions. [2020-12-22 06:59:40,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 638 [2020-12-22 06:59:40,384 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:59:40,384 INFO L422 BasicCegarLoop]: trace histogram [48, 48, 45, 45, 38, 37, 24, 24, 24, 24, 24, 24, 24, 22, 22, 22, 22, 22, 22, 22, 15, 14, 11, 7, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:59:40,599 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2020-12-22 06:59:40,600 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:59:40,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:59:40,601 INFO L82 PathProgramCache]: Analyzing trace with hash 1548197760, now seen corresponding path program 6 times [2020-12-22 06:59:40,602 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:59:40,602 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [582816565] [2020-12-22 06:59:40,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:59:40,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:40,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-12-22 06:59:41,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:41,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:41,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:41,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:41,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:41,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:41,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:41,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:41,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:41,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:41,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:41,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:41,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:41,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:41,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:41,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:41,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:41,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:41,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:41,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:41,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:41,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:59:41,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:41,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:41,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:41,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:41,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:41,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 06:59:41,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:41,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:41,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:41,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:41,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:41,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:41,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:41,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:41,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:41,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-12-22 06:59:41,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:41,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:41,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:41,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:41,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:41,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:41,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:41,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:41,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:41,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:41,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:41,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:59:41,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:41,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:41,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:41,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:41,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:41,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-12-22 06:59:41,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:41,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:41,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:41,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:41,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:41,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:41,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:41,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:41,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:41,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:41,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:41,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:41,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:41,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:41,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:41,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:59:41,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:41,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:41,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:41,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:41,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:41,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 06:59:41,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:41,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:41,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:41,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:41,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:41,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:41,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:41,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:41,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:41,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-12-22 06:59:41,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:41,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:41,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:41,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:41,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:41,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:41,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:41,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:41,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:41,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:41,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:41,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:59:41,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:41,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:41,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:41,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:41,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:42,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2020-12-22 06:59:42,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:42,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:42,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:42,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:42,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:42,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:42,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:42,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:42,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:42,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:42,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:42,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:42,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:42,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:59:42,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:42,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:42,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:42,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:42,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:42,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 06:59:42,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:42,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:42,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:42,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:42,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:42,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:42,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:42,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:42,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:42,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-12-22 06:59:42,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:42,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:42,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:42,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:42,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:42,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:42,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:42,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:42,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:42,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:42,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:42,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:42,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:42,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:42,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:42,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:59:42,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:42,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:42,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:42,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:42,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:42,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 06:59:42,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:42,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:42,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:42,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:42,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:42,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:42,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:42,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:42,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:42,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-12-22 06:59:42,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:42,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:42,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:42,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:42,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:42,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:42,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:42,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:42,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:42,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:42,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:42,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:59:42,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:42,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:42,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:42,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:42,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:43,146 INFO L134 CoverageAnalysis]: Checked inductivity of 11869 backedges. 1049 proven. 1539 refuted. 0 times theorem prover too weak. 9281 trivial. 0 not checked. [2020-12-22 06:59:43,147 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [582816565] [2020-12-22 06:59:43,147 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2126619805] [2020-12-22 06:59:43,147 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 06:59:43,384 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 27 check-sat command(s) [2020-12-22 06:59:43,384 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-22 06:59:43,387 INFO L263 TraceCheckSpWp]: Trace formula consists of 899 conjuncts, 18 conjunts are in the unsatisfiable core [2020-12-22 06:59:43,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 06:59:44,313 INFO L134 CoverageAnalysis]: Checked inductivity of 11869 backedges. 483 proven. 1404 refuted. 0 times theorem prover too weak. 9982 trivial. 0 not checked. [2020-12-22 06:59:44,313 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 06:59:44,314 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 13] total 35 [2020-12-22 06:59:44,314 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [320796434] [2020-12-22 06:59:44,315 INFO L461 AbstractCegarLoop]: Interpolant automaton has 35 states [2020-12-22 06:59:44,315 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:59:44,316 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2020-12-22 06:59:44,316 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=159, Invalid=1031, Unknown=0, NotChecked=0, Total=1190 [2020-12-22 06:59:44,317 INFO L87 Difference]: Start difference. First operand 186 states and 276 transitions. Second operand 35 states. [2020-12-22 06:59:46,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:59:46,283 INFO L93 Difference]: Finished difference Result 501 states and 891 transitions. [2020-12-22 06:59:46,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2020-12-22 06:59:46,284 INFO L78 Accepts]: Start accepts. Automaton has 35 states. Word has length 637 [2020-12-22 06:59:46,285 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:59:46,290 INFO L225 Difference]: With dead ends: 501 [2020-12-22 06:59:46,290 INFO L226 Difference]: Without dead ends: 312 [2020-12-22 06:59:46,295 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 881 GetRequests, 813 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1480 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=608, Invalid=4222, Unknown=0, NotChecked=0, Total=4830 [2020-12-22 06:59:46,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 312 states. [2020-12-22 06:59:46,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 312 to 228. [2020-12-22 06:59:46,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 228 states. [2020-12-22 06:59:46,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 322 transitions. [2020-12-22 06:59:46,320 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 322 transitions. Word has length 637 [2020-12-22 06:59:46,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:59:46,321 INFO L481 AbstractCegarLoop]: Abstraction has 228 states and 322 transitions. [2020-12-22 06:59:46,321 INFO L482 AbstractCegarLoop]: Interpolant automaton has 35 states. [2020-12-22 06:59:46,321 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 322 transitions. [2020-12-22 06:59:46,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1278 [2020-12-22 06:59:46,338 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:59:46,338 INFO L422 BasicCegarLoop]: trace histogram [95, 95, 92, 92, 76, 75, 47, 47, 47, 47, 47, 47, 47, 46, 46, 46, 46, 46, 46, 46, 30, 28, 19, 17, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:59:46,552 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2020-12-22 06:59:46,553 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:59:46,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:59:46,555 INFO L82 PathProgramCache]: Analyzing trace with hash 1676778921, now seen corresponding path program 7 times [2020-12-22 06:59:46,555 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:59:46,556 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1485704327] [2020-12-22 06:59:46,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:59:46,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:47,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-12-22 06:59:47,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:48,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:48,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:48,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:48,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:48,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:48,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:48,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:48,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:49,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:49,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:49,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:49,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:49,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:49,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:49,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:49,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:49,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:49,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:49,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:49,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:49,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:49,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:49,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:59:49,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:49,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:49,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:49,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:49,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:49,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 06:59:49,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:49,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:49,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:49,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:49,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:49,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:49,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:49,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:49,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:49,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-12-22 06:59:49,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:49,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:49,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:49,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:49,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:49,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:49,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:49,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:49,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:49,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:49,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:49,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:59:49,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:49,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:49,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:49,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:49,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:49,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-12-22 06:59:49,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:49,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:49,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:49,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:49,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:49,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:49,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:49,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:49,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:49,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:49,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:49,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:49,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:49,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:59:49,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:49,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:49,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:49,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:49,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:49,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 06:59:49,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:49,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:49,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:49,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:49,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:49,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:49,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:49,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:49,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:49,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-12-22 06:59:49,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:49,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:49,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:49,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:49,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:49,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:49,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:49,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:49,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:49,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:49,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:49,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:49,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:49,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:49,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:49,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:59:49,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:49,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:49,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:49,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:49,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:49,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 06:59:49,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:49,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:49,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:49,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:49,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:49,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:49,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:49,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:49,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:49,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-12-22 06:59:49,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:49,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:49,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:49,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:49,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:49,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:49,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:49,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:49,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:49,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:49,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:49,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:59:49,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:49,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:49,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:49,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:49,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:49,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-12-22 06:59:49,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:49,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:49,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:49,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:49,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:49,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:49,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:50,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:50,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:50,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:50,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:50,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:50,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:50,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:50,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:50,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:50,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:50,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:50,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:50,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:59:50,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:50,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:50,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:50,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:50,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:50,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 06:59:50,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:50,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:50,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:50,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:50,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:50,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:50,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:50,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:50,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:50,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-12-22 06:59:50,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:50,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:50,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:50,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:50,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:50,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:50,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:50,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:50,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:50,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:50,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:50,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:59:50,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:50,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:50,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:50,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:50,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:50,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-12-22 06:59:50,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:50,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:50,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:50,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:50,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:50,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:50,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:50,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:50,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:50,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:50,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:50,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:59:50,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:50,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:50,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:50,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:50,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:50,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2020-12-22 06:59:50,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:50,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:50,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:50,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:50,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:50,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:50,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:50,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:50,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:50,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:50,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:50,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:50,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:50,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:59:50,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:50,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:50,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:50,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:50,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:50,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 06:59:50,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:50,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:50,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:50,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:50,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:50,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:50,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:50,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:50,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:51,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 813 [2020-12-22 06:59:51,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:51,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:51,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:51,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:51,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:51,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:51,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:51,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:51,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:51,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:51,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:51,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:51,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:51,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:51,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:51,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:51,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:51,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:51,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:51,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:59:51,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:51,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:51,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:51,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:51,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:51,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 06:59:51,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:51,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:51,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:51,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:51,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:51,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:51,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:51,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:51,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:51,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-12-22 06:59:51,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:51,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:51,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:51,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:51,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:51,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:51,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:51,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:51,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:51,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:51,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:51,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:59:51,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:51,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:51,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:51,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:51,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:51,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-12-22 06:59:51,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:51,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:51,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:51,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:51,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:51,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:51,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:51,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:51,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:51,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:51,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:51,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:51,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:51,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:59:51,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:51,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:51,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:51,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:51,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:51,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 06:59:51,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:51,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:51,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:51,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:51,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:51,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:51,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:51,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:51,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:51,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-12-22 06:59:51,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:51,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:51,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:51,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:51,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:51,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:51,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:51,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:51,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:51,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:51,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:51,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:51,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:51,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:51,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:51,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:59:51,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:51,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:51,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:51,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:51,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:51,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 06:59:51,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:51,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:51,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:51,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:51,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:51,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:51,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:51,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:51,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:51,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-12-22 06:59:51,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:51,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:51,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:51,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:51,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:51,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:51,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:51,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:51,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:51,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:51,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:51,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:59:51,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:51,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:51,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:51,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:51,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:53,084 INFO L134 CoverageAnalysis]: Checked inductivity of 48693 backedges. 2662 proven. 6078 refuted. 0 times theorem prover too weak. 39953 trivial. 0 not checked. [2020-12-22 06:59:53,084 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1485704327] [2020-12-22 06:59:53,084 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [77523831] [2020-12-22 06:59:53,085 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 06:59:53,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:53,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 2864 conjuncts, 22 conjunts are in the unsatisfiable core [2020-12-22 06:59:53,632 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 06:59:55,591 INFO L134 CoverageAnalysis]: Checked inductivity of 48693 backedges. 2152 proven. 2808 refuted. 0 times theorem prover too weak. 43733 trivial. 0 not checked. [2020-12-22 06:59:55,592 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 06:59:55,593 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 15] total 39 [2020-12-22 06:59:55,594 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [164840645] [2020-12-22 06:59:55,598 INFO L461 AbstractCegarLoop]: Interpolant automaton has 39 states [2020-12-22 06:59:55,599 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:59:55,599 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2020-12-22 06:59:55,600 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=177, Invalid=1305, Unknown=0, NotChecked=0, Total=1482 [2020-12-22 06:59:55,600 INFO L87 Difference]: Start difference. First operand 228 states and 322 transitions. Second operand 39 states. [2020-12-22 06:59:58,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:59:58,426 INFO L93 Difference]: Finished difference Result 579 states and 1062 transitions. [2020-12-22 06:59:58,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2020-12-22 06:59:58,427 INFO L78 Accepts]: Start accepts. Automaton has 39 states. Word has length 1277 [2020-12-22 06:59:58,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:59:58,436 INFO L225 Difference]: With dead ends: 579 [2020-12-22 06:59:58,436 INFO L226 Difference]: Without dead ends: 325 [2020-12-22 06:59:58,443 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1729 GetRequests, 1652 SyntacticMatches, 0 SemanticMatches, 77 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2085 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=725, Invalid=5437, Unknown=0, NotChecked=0, Total=6162 [2020-12-22 06:59:58,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 325 states. [2020-12-22 06:59:58,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 325 to 277. [2020-12-22 06:59:58,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 277 states. [2020-12-22 06:59:58,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 277 states and 396 transitions. [2020-12-22 06:59:58,474 INFO L78 Accepts]: Start accepts. Automaton has 277 states and 396 transitions. Word has length 1277 [2020-12-22 06:59:58,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:59:58,476 INFO L481 AbstractCegarLoop]: Abstraction has 277 states and 396 transitions. [2020-12-22 06:59:58,476 INFO L482 AbstractCegarLoop]: Interpolant automaton has 39 states. [2020-12-22 06:59:58,476 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 396 transitions. [2020-12-22 06:59:58,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1278 [2020-12-22 06:59:58,499 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:59:58,499 INFO L422 BasicCegarLoop]: trace histogram [94, 94, 93, 93, 76, 75, 47, 47, 47, 47, 47, 47, 47, 46, 46, 46, 46, 46, 46, 46, 30, 28, 18, 18, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:59:58,713 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2020-12-22 06:59:58,714 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:59:58,714 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:59:58,715 INFO L82 PathProgramCache]: Analyzing trace with hash -1885653303, now seen corresponding path program 8 times [2020-12-22 06:59:58,716 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:59:58,716 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [816067464] [2020-12-22 06:59:58,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:59:58,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:59,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-12-22 06:59:59,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:00,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:00,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:00,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:00,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:00,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:00,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:00,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:00,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:00,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:00,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:00,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:00,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:00,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:00,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:00,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:00,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:00,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:00,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:00,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:00,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:00,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:00,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:00,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 07:00:00,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:00,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:00,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:00,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:00,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:00,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 07:00:00,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:00,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:00,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:00,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:00,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:00,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:00,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:00,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:00,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:00,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-12-22 07:00:00,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:01,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:01,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:01,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:01,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:01,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 07:00:01,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:01,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:01,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-12-22 07:00:01,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:01,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:01,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:01,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:01,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:01,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:01,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 07:00:01,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:01,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:01,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 07:00:01,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:01,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:01,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:01,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:01,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-12-22 07:00:01,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:01,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:01,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:01,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:01,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:01,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:01,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:01,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 07:00:01,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:01,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:01,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 07:00:01,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:01,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:01,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:01,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:01,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-12-22 07:00:01,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:01,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:01,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:01,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:01,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:01,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 07:00:01,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:01,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:01,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-12-22 07:00:01,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:01,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:01,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:01,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:01,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:01,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:01,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:01,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 07:00:01,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:01,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:01,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 07:00:01,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:01,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:01,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:01,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:01,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-12-22 07:00:01,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:01,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:01,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:01,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:01,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:01,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 07:00:01,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:01,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:01,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:01,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 636 [2020-12-22 07:00:02,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:02,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:02,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:02,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:02,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:02,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:02,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:02,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:02,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:02,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:02,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 07:00:02,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:02,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:02,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 07:00:02,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:02,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:02,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:02,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:02,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-12-22 07:00:02,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:02,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:02,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:02,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:02,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:02,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 07:00:02,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:02,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:02,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-12-22 07:00:02,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:02,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:02,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:02,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:02,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:02,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:02,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 07:00:02,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:02,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:02,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 07:00:02,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:02,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:02,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:02,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:02,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-12-22 07:00:02,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:02,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:02,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:02,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:02,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:02,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:02,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:02,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 07:00:02,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:02,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:02,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 07:00:02,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:02,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:02,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:02,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:02,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-12-22 07:00:02,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:02,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:02,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:02,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:02,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:02,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 07:00:02,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:02,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:02,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-12-22 07:00:02,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:02,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:02,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:02,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:02,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:02,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:02,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:02,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 07:00:02,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:02,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:02,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 07:00:02,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:02,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:02,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:02,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:02,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-12-22 07:00:02,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:02,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:02,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:02,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:02,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:02,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 07:00:02,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:02,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:02,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:02,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:04,631 INFO L134 CoverageAnalysis]: Checked inductivity of 48685 backedges. 1712 proven. 4806 refuted. 0 times theorem prover too weak. 42167 trivial. 0 not checked. [2020-12-22 07:00:04,632 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [816067464] [2020-12-22 07:00:04,632 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [892873434] [2020-12-22 07:00:04,632 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 07:00:05,196 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-12-22 07:00:05,197 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-22 07:00:05,209 INFO L263 TraceCheckSpWp]: Trace formula consists of 2864 conjuncts, 18 conjunts are in the unsatisfiable core [2020-12-22 07:00:05,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 07:00:07,033 INFO L134 CoverageAnalysis]: Checked inductivity of 48685 backedges. 1541 proven. 2434 refuted. 0 times theorem prover too weak. 44710 trivial. 0 not checked. [2020-12-22 07:00:07,034 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 07:00:07,034 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 13] total 33 [2020-12-22 07:00:07,035 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [91931435] [2020-12-22 07:00:07,037 INFO L461 AbstractCegarLoop]: Interpolant automaton has 33 states [2020-12-22 07:00:07,037 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 07:00:07,037 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2020-12-22 07:00:07,038 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=141, Invalid=915, Unknown=0, NotChecked=0, Total=1056 [2020-12-22 07:00:07,038 INFO L87 Difference]: Start difference. First operand 277 states and 396 transitions. Second operand 33 states. [2020-12-22 07:00:08,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 07:00:08,490 INFO L93 Difference]: Finished difference Result 608 states and 900 transitions. [2020-12-22 07:00:08,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2020-12-22 07:00:08,491 INFO L78 Accepts]: Start accepts. Automaton has 33 states. Word has length 1277 [2020-12-22 07:00:08,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 07:00:08,497 INFO L225 Difference]: With dead ends: 608 [2020-12-22 07:00:08,497 INFO L226 Difference]: Without dead ends: 343 [2020-12-22 07:00:08,501 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1706 GetRequests, 1648 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1061 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=450, Invalid=3090, Unknown=0, NotChecked=0, Total=3540 [2020-12-22 07:00:08,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 343 states. [2020-12-22 07:00:08,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 343 to 285. [2020-12-22 07:00:08,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 285 states. [2020-12-22 07:00:08,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 285 states and 400 transitions. [2020-12-22 07:00:08,527 INFO L78 Accepts]: Start accepts. Automaton has 285 states and 400 transitions. Word has length 1277 [2020-12-22 07:00:08,528 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 07:00:08,528 INFO L481 AbstractCegarLoop]: Abstraction has 285 states and 400 transitions. [2020-12-22 07:00:08,528 INFO L482 AbstractCegarLoop]: Interpolant automaton has 33 states. [2020-12-22 07:00:08,528 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 400 transitions. [2020-12-22 07:00:08,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1033 [2020-12-22 07:00:08,540 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 07:00:08,541 INFO L422 BasicCegarLoop]: trace histogram [76, 76, 75, 75, 61, 61, 38, 38, 38, 38, 38, 38, 38, 37, 37, 37, 37, 37, 37, 37, 24, 23, 15, 14, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 07:00:08,755 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 07:00:08,756 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 07:00:08,756 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 07:00:08,757 INFO L82 PathProgramCache]: Analyzing trace with hash 1241761113, now seen corresponding path program 9 times [2020-12-22 07:00:08,757 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 07:00:08,758 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1786449148] [2020-12-22 07:00:08,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 07:00:08,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:09,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-12-22 07:00:09,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:09,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:09,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:10,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:10,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:10,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:10,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:10,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:10,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:10,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:10,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:10,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:10,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 07:00:10,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:10,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:10,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 07:00:10,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:10,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:10,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:10,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:10,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-12-22 07:00:10,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:10,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:10,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:10,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:10,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:10,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 07:00:10,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:10,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:10,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-12-22 07:00:10,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:10,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:10,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:10,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:10,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:10,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:10,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 07:00:10,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:10,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:10,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 07:00:10,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:10,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:10,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:10,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:10,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-12-22 07:00:10,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:10,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:10,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:10,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:10,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:10,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:10,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:10,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 07:00:10,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:10,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:10,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 07:00:10,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:10,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:10,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:10,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:10,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-12-22 07:00:10,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:10,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:10,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:10,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:10,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:10,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 07:00:10,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:10,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:10,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-12-22 07:00:10,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:10,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:10,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:10,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:10,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:10,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:10,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:10,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:10,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 07:00:10,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:10,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:10,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 07:00:10,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:10,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:10,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:10,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:10,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-12-22 07:00:10,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:10,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:10,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:10,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:10,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:10,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 07:00:10,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:10,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:10,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-12-22 07:00:10,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:10,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:10,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:10,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:11,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:11,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:11,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:11,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:11,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:11,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:11,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:11,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:11,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 07:00:11,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:11,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:11,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:11,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:11,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:11,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 07:00:11,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:11,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:11,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:11,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:11,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:11,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:11,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:11,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:11,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:11,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 745 [2020-12-22 07:00:11,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:11,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:11,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:11,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:11,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:11,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:11,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:11,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:11,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:11,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:11,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:11,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:11,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:11,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:11,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:11,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:11,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:11,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 07:00:11,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:11,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:11,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:11,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:11,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:11,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 07:00:11,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:11,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:11,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:11,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:11,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:11,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:11,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:11,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:11,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:11,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-12-22 07:00:11,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:11,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:11,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:11,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:11,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:11,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:11,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:11,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:11,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:11,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:11,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:11,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 07:00:11,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:11,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:11,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:11,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:11,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:11,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-12-22 07:00:11,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:11,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:11,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:11,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:11,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:11,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:11,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:11,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:11,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:11,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:11,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:11,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:11,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:11,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 07:00:11,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:11,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:11,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:11,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:11,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:11,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 07:00:11,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:11,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:11,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:11,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:11,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:11,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:11,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:11,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:11,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:12,689 INFO L134 CoverageAnalysis]: Checked inductivity of 31636 backedges. 2682 proven. 2990 refuted. 0 times theorem prover too weak. 25964 trivial. 0 not checked. [2020-12-22 07:00:12,689 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1786449148] [2020-12-22 07:00:12,689 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1180657369] [2020-12-22 07:00:12,690 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 07:00:12,914 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 19 check-sat command(s) [2020-12-22 07:00:12,914 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-22 07:00:12,917 INFO L263 TraceCheckSpWp]: Trace formula consists of 719 conjuncts, 12 conjunts are in the unsatisfiable core [2020-12-22 07:00:12,938 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 07:00:14,287 INFO L134 CoverageAnalysis]: Checked inductivity of 31636 backedges. 1705 proven. 257 refuted. 0 times theorem prover too weak. 29674 trivial. 0 not checked. [2020-12-22 07:00:14,287 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 07:00:14,288 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 10] total 38 [2020-12-22 07:00:14,288 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1583244790] [2020-12-22 07:00:14,290 INFO L461 AbstractCegarLoop]: Interpolant automaton has 38 states [2020-12-22 07:00:14,290 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 07:00:14,290 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2020-12-22 07:00:14,291 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=180, Invalid=1226, Unknown=0, NotChecked=0, Total=1406 [2020-12-22 07:00:14,291 INFO L87 Difference]: Start difference. First operand 285 states and 400 transitions. Second operand 38 states. [2020-12-22 07:00:15,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 07:00:15,973 INFO L93 Difference]: Finished difference Result 603 states and 854 transitions. [2020-12-22 07:00:15,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2020-12-22 07:00:15,974 INFO L78 Accepts]: Start accepts. Automaton has 38 states. Word has length 1032 [2020-12-22 07:00:15,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 07:00:15,982 INFO L225 Difference]: With dead ends: 603 [2020-12-22 07:00:15,982 INFO L226 Difference]: Without dead ends: 331 [2020-12-22 07:00:15,988 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1391 GetRequests, 1329 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1264 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=477, Invalid=3555, Unknown=0, NotChecked=0, Total=4032 [2020-12-22 07:00:15,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 331 states. [2020-12-22 07:00:16,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 331 to 283. [2020-12-22 07:00:16,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 283 states. [2020-12-22 07:00:16,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 283 states and 388 transitions. [2020-12-22 07:00:16,015 INFO L78 Accepts]: Start accepts. Automaton has 283 states and 388 transitions. Word has length 1032 [2020-12-22 07:00:16,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 07:00:16,017 INFO L481 AbstractCegarLoop]: Abstraction has 283 states and 388 transitions. [2020-12-22 07:00:16,017 INFO L482 AbstractCegarLoop]: Interpolant automaton has 38 states. [2020-12-22 07:00:16,017 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 388 transitions. [2020-12-22 07:00:16,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1210 [2020-12-22 07:00:16,036 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 07:00:16,037 INFO L422 BasicCegarLoop]: trace histogram [89, 89, 88, 88, 72, 71, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 28, 27, 17, 17, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 07:00:16,250 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2020-12-22 07:00:16,251 INFO L429 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 07:00:16,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 07:00:16,251 INFO L82 PathProgramCache]: Analyzing trace with hash -553145382, now seen corresponding path program 10 times [2020-12-22 07:00:16,252 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 07:00:16,252 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1584933826] [2020-12-22 07:00:16,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 07:00:16,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:17,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-12-22 07:00:18,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:18,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:19,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:19,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:19,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:19,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:19,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:19,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:19,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:19,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:19,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:19,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:19,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:20,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:20,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:20,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:20,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:20,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:20,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:20,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:20,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:20,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:20,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:20,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 07:00:20,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:20,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:20,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:20,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:20,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:20,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 07:00:20,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:20,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:20,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:20,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:20,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:20,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:20,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:20,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:20,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:20,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-12-22 07:00:20,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:20,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:20,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:20,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:20,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:20,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:20,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:20,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:20,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:20,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:20,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:20,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 07:00:20,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:20,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:20,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:20,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:20,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:20,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-12-22 07:00:20,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:21,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:21,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:21,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:21,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:21,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:21,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:21,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:21,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:21,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:21,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:21,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:21,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:21,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 07:00:21,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:21,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:21,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:21,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:21,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:21,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 07:00:21,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:21,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:21,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:21,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:21,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:21,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:21,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:21,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:21,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:21,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-12-22 07:00:21,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:21,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:21,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:21,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:21,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:21,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:21,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:21,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:21,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:21,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:21,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:21,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:21,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:21,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:21,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:21,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 07:00:21,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:21,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:21,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:21,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:21,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:21,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 07:00:21,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:21,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:21,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:21,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:21,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:21,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:21,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:21,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:21,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:21,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-12-22 07:00:21,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:21,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:21,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:21,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:21,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:21,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:21,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:21,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:21,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:21,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:21,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:21,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 07:00:21,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:21,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:21,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:21,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:21,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:22,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-12-22 07:00:22,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:22,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:22,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:22,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:22,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:22,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:22,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:22,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:22,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:22,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:22,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:22,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:22,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:22,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:22,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:22,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:22,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:22,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 07:00:22,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:22,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:22,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:22,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:22,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:22,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 07:00:22,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:22,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:22,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:22,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:22,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:22,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:22,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:22,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:22,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:22,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-12-22 07:00:22,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:22,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:22,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:22,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:22,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:22,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:22,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:22,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:22,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:22,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:22,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:22,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 07:00:22,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:22,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:22,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:22,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:22,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:22,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-12-22 07:00:22,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:22,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:22,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:22,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:22,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:22,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:22,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:22,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:22,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:22,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:22,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:22,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:22,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:22,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 07:00:22,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:22,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:22,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:22,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:22,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:22,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 07:00:22,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:22,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:22,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:22,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:22,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:22,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:22,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:22,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:22,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:23,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 745 [2020-12-22 07:00:23,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:23,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:23,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:23,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:23,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:23,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:23,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:23,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:23,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:23,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:23,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:23,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:23,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:23,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:23,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:23,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:23,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:23,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:23,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:23,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 07:00:23,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:23,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:23,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:23,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:23,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:23,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 07:00:23,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:23,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:23,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:23,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:23,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:23,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:23,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:23,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:23,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:23,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-12-22 07:00:23,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:23,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:23,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:23,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:23,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:23,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:23,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:23,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:23,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:23,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:23,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:23,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 07:00:23,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:23,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:23,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:24,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:24,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:24,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-12-22 07:00:24,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:24,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:24,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:24,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:24,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:24,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:24,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:24,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:24,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:24,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:24,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:24,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:24,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:24,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 07:00:24,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:24,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:24,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:24,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:24,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:24,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 07:00:24,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:24,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:24,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:24,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:24,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:24,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:24,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:24,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:24,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:24,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-12-22 07:00:24,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:24,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:24,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:24,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:24,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:24,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:24,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:24,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:24,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:24,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:24,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:24,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:24,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:24,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:24,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:24,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 07:00:24,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:24,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:24,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:24,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:24,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:24,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 07:00:24,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:24,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:24,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:24,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:24,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:24,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:24,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:24,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:24,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:24,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-12-22 07:00:24,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:24,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:24,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:24,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:24,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:24,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:24,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:24,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:24,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:24,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:24,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:24,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 07:00:24,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:24,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:24,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:24,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:24,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:27,640 INFO L134 CoverageAnalysis]: Checked inductivity of 43585 backedges. 0 proven. 14453 refuted. 0 times theorem prover too weak. 29132 trivial. 0 not checked. [2020-12-22 07:00:27,640 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1584933826] [2020-12-22 07:00:27,640 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1423494051] [2020-12-22 07:00:27,640 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 07:00:28,166 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2020-12-22 07:00:28,166 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-22 07:00:28,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 2713 conjuncts, 711 conjunts are in the unsatisfiable core [2020-12-22 07:00:28,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 07:00:36,250 INFO L134 CoverageAnalysis]: Checked inductivity of 43585 backedges. 0 proven. 14453 refuted. 0 times theorem prover too weak. 29132 trivial. 0 not checked. [2020-12-22 07:00:36,250 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 07:00:36,251 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [52, 52] total 68 [2020-12-22 07:00:36,251 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2008515592] [2020-12-22 07:00:36,252 INFO L461 AbstractCegarLoop]: Interpolant automaton has 68 states [2020-12-22 07:00:36,252 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 07:00:36,253 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 68 interpolants. [2020-12-22 07:00:36,254 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=165, Invalid=4391, Unknown=0, NotChecked=0, Total=4556 [2020-12-22 07:00:36,254 INFO L87 Difference]: Start difference. First operand 283 states and 388 transitions. Second operand 68 states. [2020-12-22 07:00:37,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 07:00:37,988 INFO L93 Difference]: Finished difference Result 296 states and 414 transitions. [2020-12-22 07:00:37,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2020-12-22 07:00:37,989 INFO L78 Accepts]: Start accepts. Automaton has 68 states. Word has length 1209 [2020-12-22 07:00:37,992 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 07:00:37,995 INFO L225 Difference]: With dead ends: 296 [2020-12-22 07:00:37,996 INFO L226 Difference]: Without dead ends: 292 [2020-12-22 07:00:37,998 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1919 GetRequests, 1763 SyntacticMatches, 90 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 856 ImplicationChecksByTransitivity, 6.6s TimeCoverageRelationStatistics Valid=165, Invalid=4391, Unknown=0, NotChecked=0, Total=4556 [2020-12-22 07:00:37,998 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 292 states. [2020-12-22 07:00:38,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 292 to 288. [2020-12-22 07:00:38,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 288 states. [2020-12-22 07:00:38,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 288 states and 402 transitions. [2020-12-22 07:00:38,022 INFO L78 Accepts]: Start accepts. Automaton has 288 states and 402 transitions. Word has length 1209 [2020-12-22 07:00:38,024 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 07:00:38,024 INFO L481 AbstractCegarLoop]: Abstraction has 288 states and 402 transitions. [2020-12-22 07:00:38,024 INFO L482 AbstractCegarLoop]: Interpolant automaton has 68 states. [2020-12-22 07:00:38,025 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 402 transitions. [2020-12-22 07:00:38,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1496 [2020-12-22 07:00:38,044 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 07:00:38,045 INFO L422 BasicCegarLoop]: trace histogram [110, 110, 109, 109, 89, 88, 55, 55, 55, 55, 55, 55, 55, 54, 54, 54, 54, 54, 54, 54, 34, 34, 22, 20, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 07:00:38,245 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2020-12-22 07:00:38,246 INFO L429 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 07:00:38,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 07:00:38,247 INFO L82 PathProgramCache]: Analyzing trace with hash 1775895019, now seen corresponding path program 11 times [2020-12-22 07:00:38,248 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 07:00:38,248 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1382905769] [2020-12-22 07:00:38,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 07:00:38,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:39,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-12-22 07:00:39,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:40,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:40,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:40,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:40,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:40,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:40,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:40,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:40,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:40,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:40,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:40,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:40,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:40,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:40,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:40,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:40,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:40,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:40,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:40,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:40,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:40,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:40,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:40,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 07:00:40,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:40,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:40,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:40,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:40,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:40,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 07:00:40,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:40,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:40,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:40,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:40,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:40,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:40,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:40,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:40,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:40,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-12-22 07:00:40,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:40,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:40,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:40,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:40,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:40,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:40,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:40,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:40,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:40,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:40,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:40,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 07:00:40,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:40,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:40,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:40,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:40,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:40,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-12-22 07:00:40,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:40,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:40,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:40,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:40,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:40,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:40,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:40,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:40,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:40,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:40,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:40,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:40,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:40,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 07:00:40,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:40,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:40,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:40,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:40,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:40,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 07:00:40,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:40,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:40,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:40,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:40,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:40,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:40,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:40,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:40,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:40,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-12-22 07:00:40,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:40,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:40,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:40,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:40,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:40,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:40,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:40,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:40,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:40,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:40,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:40,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:40,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:40,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:40,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:40,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 07:00:40,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:40,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:40,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:40,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:40,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:40,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 07:00:40,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:40,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:40,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:40,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:40,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:40,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:40,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:40,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:40,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:40,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-12-22 07:00:40,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:40,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:40,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:41,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:41,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:41,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:41,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:41,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:41,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:41,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:41,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:41,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 07:00:41,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:41,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:41,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:41,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:41,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:41,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-12-22 07:00:41,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:41,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:41,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:41,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:41,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:41,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:41,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:41,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:41,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:41,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:41,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:41,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:41,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:41,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:41,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:41,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:41,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:41,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 07:00:41,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:41,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:41,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:41,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:41,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:41,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 07:00:41,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:41,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:41,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:41,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:41,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:41,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:41,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:41,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:41,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:41,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-12-22 07:00:41,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:41,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:41,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:41,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:41,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:41,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:41,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:41,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:41,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:41,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:41,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:41,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 07:00:41,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:41,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:41,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:41,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:41,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:41,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-12-22 07:00:41,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:41,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:41,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:41,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:41,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:41,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:41,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:41,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:41,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:41,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:41,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:41,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:41,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:41,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 07:00:41,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:41,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:41,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:41,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:41,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:41,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 07:00:41,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:41,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:41,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:41,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:41,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:41,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:41,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:41,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:41,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:41,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 745 [2020-12-22 07:00:41,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:42,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:42,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:42,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:42,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:42,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:42,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:42,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:42,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:42,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:42,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:42,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:42,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:42,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:42,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:42,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:42,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:42,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:42,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:42,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:42,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:42,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 07:00:42,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:42,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:42,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:42,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:42,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:42,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 07:00:42,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:42,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:42,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:42,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:42,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:42,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:42,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:42,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:42,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:42,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-12-22 07:00:42,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:42,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:42,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:42,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:42,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:42,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:42,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:42,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:42,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:42,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:42,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:42,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 07:00:42,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:42,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:42,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:42,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:42,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:42,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-12-22 07:00:42,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:42,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:42,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:42,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:42,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:42,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:42,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:42,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:42,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:42,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:42,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:42,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:42,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:42,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 07:00:42,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:42,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:42,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:42,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:42,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:42,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 07:00:42,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:42,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:42,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:42,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:42,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:42,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:42,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:42,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:42,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:42,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-12-22 07:00:42,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:42,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:42,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:42,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:42,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:42,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:42,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:42,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:42,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:42,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:42,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:42,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:42,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:42,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:42,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:42,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 07:00:42,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:42,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:42,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:42,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:42,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:42,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 07:00:42,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:42,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:42,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:42,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:42,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:42,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:42,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:42,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:42,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:42,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-12-22 07:00:42,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:42,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:42,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:42,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:42,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:42,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:42,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:42,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:42,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:42,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:42,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:42,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 07:00:42,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:42,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:42,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:42,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:42,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:43,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-12-22 07:00:43,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:43,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:43,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:43,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:43,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:43,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:43,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:43,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:43,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:43,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:43,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:43,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:43,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:43,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:43,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:43,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:43,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:43,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 07:00:43,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:43,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:43,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:43,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:43,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:43,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 07:00:43,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:43,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:43,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:43,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:43,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:43,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:43,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:43,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:43,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:43,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-12-22 07:00:43,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:43,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:43,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:43,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:43,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:43,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:43,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:43,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:43,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:43,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:43,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:43,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 07:00:43,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:43,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:43,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:43,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:43,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:43,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-12-22 07:00:43,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:43,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:43,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:43,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:43,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:43,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:43,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:43,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:43,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:43,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:43,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:43,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:43,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:43,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 07:00:43,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:43,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:43,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:43,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:43,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:43,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 07:00:43,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:43,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:43,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:43,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:43,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:43,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:43,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:43,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:43,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:45,274 INFO L134 CoverageAnalysis]: Checked inductivity of 66932 backedges. 3057 proven. 6532 refuted. 0 times theorem prover too weak. 57343 trivial. 0 not checked. [2020-12-22 07:00:45,274 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1382905769] [2020-12-22 07:00:45,275 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [529606445] [2020-12-22 07:00:45,275 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 07:00:46,192 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 93 check-sat command(s) [2020-12-22 07:00:46,193 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-22 07:00:46,203 INFO L263 TraceCheckSpWp]: Trace formula consists of 3209 conjuncts, 34 conjunts are in the unsatisfiable core [2020-12-22 07:00:46,227 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 07:00:48,634 INFO L134 CoverageAnalysis]: Checked inductivity of 66932 backedges. 4609 proven. 4880 refuted. 0 times theorem prover too weak. 57443 trivial. 0 not checked. [2020-12-22 07:00:48,634 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 07:00:48,635 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [37, 23] total 49 [2020-12-22 07:00:48,635 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1334083783] [2020-12-22 07:00:48,636 INFO L461 AbstractCegarLoop]: Interpolant automaton has 49 states [2020-12-22 07:00:48,636 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 07:00:48,637 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2020-12-22 07:00:48,638 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=288, Invalid=2064, Unknown=0, NotChecked=0, Total=2352 [2020-12-22 07:00:48,638 INFO L87 Difference]: Start difference. First operand 288 states and 402 transitions. Second operand 49 states. [2020-12-22 07:00:51,642 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 07:00:51,643 INFO L93 Difference]: Finished difference Result 633 states and 964 transitions. [2020-12-22 07:00:51,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2020-12-22 07:00:51,643 INFO L78 Accepts]: Start accepts. Automaton has 49 states. Word has length 1495 [2020-12-22 07:00:51,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 07:00:51,650 INFO L225 Difference]: With dead ends: 633 [2020-12-22 07:00:51,651 INFO L226 Difference]: Without dead ends: 364 [2020-12-22 07:00:51,657 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2022 GetRequests, 1921 SyntacticMatches, 0 SemanticMatches, 101 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3630 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=1208, Invalid=9298, Unknown=0, NotChecked=0, Total=10506 [2020-12-22 07:00:51,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 364 states. [2020-12-22 07:00:51,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 364 to 279. [2020-12-22 07:00:51,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 279 states. [2020-12-22 07:00:51,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 279 states and 362 transitions. [2020-12-22 07:00:51,682 INFO L78 Accepts]: Start accepts. Automaton has 279 states and 362 transitions. Word has length 1495 [2020-12-22 07:00:51,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 07:00:51,682 INFO L481 AbstractCegarLoop]: Abstraction has 279 states and 362 transitions. [2020-12-22 07:00:51,683 INFO L482 AbstractCegarLoop]: Interpolant automaton has 49 states. [2020-12-22 07:00:51,683 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 362 transitions. [2020-12-22 07:00:51,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1387 [2020-12-22 07:00:51,702 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 07:00:51,702 INFO L422 BasicCegarLoop]: trace histogram [103, 103, 100, 100, 83, 81, 51, 51, 51, 51, 51, 51, 51, 50, 50, 50, 50, 50, 50, 50, 33, 30, 20, 19, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 07:00:51,915 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,18 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 07:00:51,916 INFO L429 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 07:00:51,916 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 07:00:51,917 INFO L82 PathProgramCache]: Analyzing trace with hash -399228985, now seen corresponding path program 12 times [2020-12-22 07:00:51,917 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 07:00:51,918 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [890122461] [2020-12-22 07:00:51,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 07:00:52,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:52,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-12-22 07:00:52,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:53,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:53,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:53,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:53,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:53,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:53,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:53,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:53,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:54,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:54,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:54,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:54,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:54,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:54,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:54,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:54,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 07:00:54,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:54,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:54,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 07:00:54,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:54,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:54,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:54,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:54,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-12-22 07:00:54,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:54,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:54,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:54,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:54,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:54,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 07:00:54,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:54,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:54,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-12-22 07:00:54,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:54,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:54,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:54,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:54,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:54,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:54,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 07:00:54,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:54,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:54,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 07:00:54,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:54,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:54,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:54,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:54,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-12-22 07:00:54,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:54,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:54,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:54,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:54,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:54,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:54,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:54,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 07:00:54,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:54,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:54,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 07:00:54,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:54,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:54,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:54,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:54,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-12-22 07:00:54,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:54,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:54,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:54,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:54,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:54,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 07:00:54,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:54,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:54,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-12-22 07:00:54,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:54,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:54,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:54,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:54,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:54,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:54,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:54,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 07:00:54,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:54,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:54,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 07:00:54,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:54,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:54,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:54,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:54,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-12-22 07:00:54,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:54,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:54,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:54,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:54,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:54,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 07:00:54,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:54,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:54,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:54,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 636 [2020-12-22 07:00:55,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:55,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:55,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:55,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:55,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:55,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:55,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:55,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:55,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 07:00:55,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:55,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:55,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 07:00:55,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:55,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:55,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:55,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:55,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-12-22 07:00:55,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:55,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:55,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:55,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:55,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:55,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 07:00:55,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:55,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:55,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-12-22 07:00:55,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:55,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:55,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:55,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:55,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:55,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:55,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 07:00:55,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:55,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:55,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 07:00:55,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:55,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:55,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:55,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:55,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 922 [2020-12-22 07:00:55,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:55,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:55,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:55,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:55,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:55,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:55,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:55,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:55,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:55,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 07:00:55,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:55,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:55,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 07:00:55,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:55,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:55,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:55,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:55,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-12-22 07:00:55,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:55,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:55,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:55,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:55,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:55,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 07:00:55,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:55,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:55,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-12-22 07:00:55,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:55,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:55,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:55,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:55,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:55,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:55,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 07:00:55,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:55,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:55,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 07:00:55,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:55,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:55,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:55,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:55,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-12-22 07:00:55,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:55,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:55,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:55,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:55,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:55,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:55,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:55,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 07:00:55,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:55,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:55,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 07:00:55,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:55,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:55,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:55,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:55,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-12-22 07:00:55,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:55,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:55,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:55,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:55,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 07:00:55,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 07:00:55,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 07:00:55,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:55,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 07:00:55,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 07:00:57,632 INFO L134 CoverageAnalysis]: Checked inductivity of 57455 backedges. 1980 proven. 5452 refuted. 0 times theorem prover too weak. 50023 trivial. 0 not checked. [2020-12-22 07:00:57,632 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [890122461] [2020-12-22 07:00:57,632 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [718078369] [2020-12-22 07:00:57,632 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 07:00:57,999 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 35 check-sat command(s) [2020-12-22 07:00:57,999 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-22 07:00:58,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 1290 conjuncts, 20 conjunts are in the unsatisfiable core [2020-12-22 07:00:58,021 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 07:01:00,029 INFO L134 CoverageAnalysis]: Checked inductivity of 57455 backedges. 1127 proven. 3753 refuted. 0 times theorem prover too weak. 52575 trivial. 0 not checked. [2020-12-22 07:01:00,029 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 07:01:00,030 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 14] total 38 [2020-12-22 07:01:00,030 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1656801522] [2020-12-22 07:01:00,031 INFO L461 AbstractCegarLoop]: Interpolant automaton has 38 states [2020-12-22 07:01:00,031 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 07:01:00,031 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2020-12-22 07:01:00,032 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=180, Invalid=1226, Unknown=0, NotChecked=0, Total=1406 [2020-12-22 07:01:00,032 INFO L87 Difference]: Start difference. First operand 279 states and 362 transitions. Second operand 38 states. [2020-12-22 07:01:01,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 07:01:01,690 INFO L93 Difference]: Finished difference Result 607 states and 793 transitions. [2020-12-22 07:01:01,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2020-12-22 07:01:01,691 INFO L78 Accepts]: Start accepts. Automaton has 38 states. Word has length 1386 [2020-12-22 07:01:01,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 07:01:01,693 INFO L225 Difference]: With dead ends: 607 [2020-12-22 07:01:01,693 INFO L226 Difference]: Without dead ends: 0 [2020-12-22 07:01:01,699 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1844 GetRequests, 1785 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1156 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=444, Invalid=3216, Unknown=0, NotChecked=0, Total=3660 [2020-12-22 07:01:01,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-22 07:01:01,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-22 07:01:01,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-22 07:01:01,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-22 07:01:01,700 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1386 [2020-12-22 07:01:01,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 07:01:01,700 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-22 07:01:01,700 INFO L482 AbstractCegarLoop]: Interpolant automaton has 38 states. [2020-12-22 07:01:01,701 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-22 07:01:01,701 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-22 07:01:01,916 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,19 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 07:01:01,920 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-22 07:01:07,748 WARN L197 SmtUtils]: Spent 2.09 s on a formula simplification. DAG size of input: 296 DAG size of output: 42 [2020-12-22 07:01:08,237 WARN L197 SmtUtils]: Spent 481.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 1 [2020-12-22 07:01:09,289 WARN L197 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 307 DAG size of output: 6 [2020-12-22 07:01:09,837 WARN L197 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 1 [2020-12-22 07:01:11,905 WARN L197 SmtUtils]: Spent 2.05 s on a formula simplification. DAG size of input: 296 DAG size of output: 53 [2020-12-22 07:01:12,832 WARN L197 SmtUtils]: Spent 918.00 ms on a formula simplification. DAG size of input: 276 DAG size of output: 6 [2020-12-22 07:01:12,838 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-22 07:01:12,838 INFO L189 CegarLoopUtils]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-22 07:01:12,839 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-22 07:01:12,839 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-22 07:01:12,839 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 41) no Hoare annotation was computed. [2020-12-22 07:01:12,839 INFO L185 CegarLoopUtils]: At program point L43(lines 37 44) the Hoare annotation is: (<= 10 ULTIMATE.start_main_~x~0) [2020-12-22 07:01:12,839 INFO L189 CegarLoopUtils]: For program point L41(line 41) no Hoare annotation was computed. [2020-12-22 07:01:12,839 INFO L189 CegarLoopUtils]: For program point L40(lines 40 42) no Hoare annotation was computed. [2020-12-22 07:01:12,840 INFO L185 CegarLoopUtils]: At program point L39(line 39) the Hoare annotation is: (and (<= ULTIMATE.start_main_~x~0 10) (<= 10 ULTIMATE.start_main_~x~0)) [2020-12-22 07:01:12,840 INFO L189 CegarLoopUtils]: For program point L39-1(line 39) no Hoare annotation was computed. [2020-12-22 07:01:12,840 INFO L189 CegarLoopUtils]: For program point L40-2(lines 40 42) no Hoare annotation was computed. [2020-12-22 07:01:12,840 INFO L192 CegarLoopUtils]: At program point fibo2ENTRY(lines 19 27) the Hoare annotation is: true [2020-12-22 07:01:12,840 INFO L185 CegarLoopUtils]: At program point L25(line 25) the Hoare annotation is: (and (= fibo2_~n |fibo2_#in~n|) (< 1 fibo2_~n)) [2020-12-22 07:01:12,840 INFO L189 CegarLoopUtils]: For program point L25-1(line 25) no Hoare annotation was computed. [2020-12-22 07:01:12,840 INFO L185 CegarLoopUtils]: At program point L25-2(line 25) the Hoare annotation is: (and (or (not (<= |fibo2_#in~n| 4)) (and (<= |fibo2_#t~ret9| 1) (<= 1 |fibo2_#t~ret9|) (< 1 fibo2_~n))) (or (and (<= 21 |fibo2_#t~ret9|) (<= |fibo2_#t~ret9| 21)) (<= |fibo2_#in~n| 7) (<= 10 |fibo2_#in~n|)) (or (not (<= |fibo2_#in~n| 8)) (and (<= 8 |fibo2_#t~ret9|) (<= |fibo2_#t~ret9| 8)) (<= |fibo2_#in~n| 5)) (= fibo2_~n |fibo2_#in~n|) (or (not (<= 3 |fibo2_#in~n|)) (not (<= |fibo2_#in~n| 6)) (and (<= |fibo2_#t~ret9| 3) (<= 3 |fibo2_#t~ret9|)))) [2020-12-22 07:01:12,841 INFO L189 CegarLoopUtils]: For program point L22(lines 22 26) no Hoare annotation was computed. [2020-12-22 07:01:12,841 INFO L189 CegarLoopUtils]: For program point L25-3(line 25) no Hoare annotation was computed. [2020-12-22 07:01:12,841 INFO L189 CegarLoopUtils]: For program point L20(lines 20 26) no Hoare annotation was computed. [2020-12-22 07:01:12,841 INFO L189 CegarLoopUtils]: For program point fibo2FINAL(lines 19 27) no Hoare annotation was computed. [2020-12-22 07:01:12,841 INFO L189 CegarLoopUtils]: For program point fibo2EXIT(lines 19 27) no Hoare annotation was computed. [2020-12-22 07:01:12,841 INFO L192 CegarLoopUtils]: At program point fibo1ENTRY(lines 9 17) the Hoare annotation is: true [2020-12-22 07:01:12,841 INFO L185 CegarLoopUtils]: At program point L15(line 15) the Hoare annotation is: (and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|)) [2020-12-22 07:01:12,841 INFO L189 CegarLoopUtils]: For program point L15-1(line 15) no Hoare annotation was computed. [2020-12-22 07:01:12,842 INFO L185 CegarLoopUtils]: At program point L15-2(line 15) the Hoare annotation is: (let ((.cse1 (= fibo1_~n |fibo1_#in~n|))) (let ((.cse0 (and (<= 1 |fibo1_#t~ret7|) (<= |fibo1_#t~ret7| 1) (<= 2 |fibo1_#in~n|) .cse1 (<= fibo1_~n 2)))) (and (or (<= 11 |fibo1_#in~n|) .cse0 (and (<= 8 fibo1_~n) (<= fibo1_~n 8) (<= 13 |fibo1_#t~ret7|) (<= |fibo1_#t~ret7| 13)) (and (<= 5 |fibo1_#t~ret7|) (<= |fibo1_#t~ret7| 5) (< |fibo1_#in~n| 8) (<= 6 fibo1_~n)) (and (<= |fibo1_#in~n| 9) (<= 9 |fibo1_#in~n|)) (and (<= 10 fibo1_~n) (<= 34 |fibo1_#t~ret7|) (<= |fibo1_#t~ret7| 34)) (and (<= |fibo1_#t~ret7| 2) (<= |fibo1_#in~n| 4) (<= 2 |fibo1_#t~ret7|))) (or (and (<= 8 |fibo1_#in~n|) .cse1) (and (<= |fibo1_#in~n| 6) .cse1)) (or .cse0 (not (<= |fibo1_#in~n| 3)))))) [2020-12-22 07:01:12,842 INFO L189 CegarLoopUtils]: For program point L12(lines 12 16) no Hoare annotation was computed. [2020-12-22 07:01:12,842 INFO L189 CegarLoopUtils]: For program point L15-3(line 15) no Hoare annotation was computed. [2020-12-22 07:01:12,842 INFO L189 CegarLoopUtils]: For program point fibo1FINAL(lines 9 17) no Hoare annotation was computed. [2020-12-22 07:01:12,842 INFO L189 CegarLoopUtils]: For program point L10(lines 10 16) no Hoare annotation was computed. [2020-12-22 07:01:12,842 INFO L189 CegarLoopUtils]: For program point fibo1EXIT(lines 9 17) no Hoare annotation was computed. [2020-12-22 07:01:12,862 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.12 07:01:12 BoogieIcfgContainer [2020-12-22 07:01:12,862 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-22 07:01:12,863 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-22 07:01:12,863 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-22 07:01:12,863 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-22 07:01:12,864 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:59:18" (3/4) ... [2020-12-22 07:01:12,868 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-22 07:01:12,876 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure fibo2 [2020-12-22 07:01:12,876 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure fibo1 [2020-12-22 07:01:12,881 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2020-12-22 07:01:12,881 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-12-22 07:01:12,881 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-22 07:01:12,882 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-22 07:01:12,928 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/recursive-simple/fibo_2calls_10-1.c-witness.graphml [2020-12-22 07:01:12,929 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-22 07:01:12,932 INFO L168 Benchmark]: Toolchain (without parser) took 115268.41 ms. Allocated memory was 174.1 MB in the beginning and 2.0 GB in the end (delta: 1.8 GB). Free memory was 148.9 MB in the beginning and 1.7 GB in the end (delta: -1.5 GB). Peak memory consumption was 277.1 MB. Max. memory is 8.0 GB. [2020-12-22 07:01:12,932 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 174.1 MB. Free memory is still 147.5 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-12-22 07:01:12,935 INFO L168 Benchmark]: CACSL2BoogieTranslator took 268.65 ms. Allocated memory is still 174.1 MB. Free memory was 148.7 MB in the beginning and 138.9 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. [2020-12-22 07:01:12,935 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.15 ms. Allocated memory is still 174.1 MB. Free memory was 138.9 MB in the beginning and 137.4 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2020-12-22 07:01:12,936 INFO L168 Benchmark]: Boogie Preprocessor took 53.21 ms. Allocated memory is still 174.1 MB. Free memory was 137.4 MB in the beginning and 136.5 MB in the end (delta: 811.0 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2020-12-22 07:01:12,936 INFO L168 Benchmark]: RCFGBuilder took 549.76 ms. Allocated memory is still 174.1 MB. Free memory was 136.3 MB in the beginning and 123.5 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. [2020-12-22 07:01:12,936 INFO L168 Benchmark]: TraceAbstraction took 114273.77 ms. Allocated memory was 174.1 MB in the beginning and 2.0 GB in the end (delta: 1.8 GB). Free memory was 122.9 MB in the beginning and 1.7 GB in the end (delta: -1.6 GB). Peak memory consumption was 1.2 GB. Max. memory is 8.0 GB. [2020-12-22 07:01:12,936 INFO L168 Benchmark]: Witness Printer took 65.81 ms. Allocated memory is still 2.0 GB. Free memory was 1.7 GB in the beginning and 1.7 GB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2020-12-22 07:01:12,941 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 174.1 MB. Free memory is still 147.5 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 268.65 ms. Allocated memory is still 174.1 MB. Free memory was 148.7 MB in the beginning and 138.9 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 45.15 ms. Allocated memory is still 174.1 MB. Free memory was 138.9 MB in the beginning and 137.4 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 53.21 ms. Allocated memory is still 174.1 MB. Free memory was 137.4 MB in the beginning and 136.5 MB in the end (delta: 811.0 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 549.76 ms. Allocated memory is still 174.1 MB. Free memory was 136.3 MB in the beginning and 123.5 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 114273.77 ms. Allocated memory was 174.1 MB in the beginning and 2.0 GB in the end (delta: 1.8 GB). Free memory was 122.9 MB in the beginning and 1.7 GB in the end (delta: -1.6 GB). Peak memory consumption was 1.2 GB. Max. memory is 8.0 GB. * Witness Printer took 65.81 ms. Allocated memory is still 2.0 GB. Free memory was 1.7 GB in the beginning and 1.7 GB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 41]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 37]: Loop Invariant Derived loop invariant: 10 <= x - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 29 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 103.2s, OverallIterations: 20, TraceHistogramMax: 110, AutomataDifference: 21.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 10.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 785 SDtfs, 2267 SDslu, 10333 SDs, 0 SdLazy, 15952 SolverSat, 2865 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 10.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 14361 GetRequests, 13491 SyntacticMatches, 92 SemanticMatches, 778 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13121 ImplicationChecksByTransitivity, 17.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=288occurred in iteration=18, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 20 MinimizatonAttempts, 552 StatesRemovedByMinimization, 17 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 8 LocationsWithAnnotation, 1724 PreInvPairs, 3562 NumberOfFragments, 200 HoareAnnotationTreeSize, 1724 FomulaSimplifications, 438536 FormulaSimplificationTreeSizeReduction, 3.6s HoareSimplificationTime, 8 FomulaSimplificationsInter, 560414 FormulaSimplificationTreeSizeReductionInter, 7.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.9s SsaConstructionTime, 5.1s SatisfiabilityAnalysisTime, 64.9s InterpolantComputationTime, 20687 NumberOfCodeBlocks, 18340 NumberOfCodeBlocksAsserted, 239 NumberOfCheckSat, 20649 ConstructedInterpolants, 0 QuantifiedInterpolants, 35804995 SizeOfPredicates, 124 NumberOfNonLiveVariables, 18122 ConjunctsInSsa, 957 ConjunctsInUnsatCore, 38 InterpolantComputations, 2 PerfectInterpolantSequences, 580751/657884 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...