/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_10-2.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-4f750a8 [2020-12-22 06:58:37,246 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-22 06:58:37,249 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-22 06:58:37,284 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-22 06:58:37,285 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-22 06:58:37,286 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-22 06:58:37,288 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-22 06:58:37,290 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-22 06:58:37,292 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-22 06:58:37,294 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-22 06:58:37,295 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-22 06:58:37,296 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-22 06:58:37,297 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-22 06:58:37,298 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-22 06:58:37,300 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-22 06:58:37,301 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-22 06:58:37,302 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-22 06:58:37,303 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-22 06:58:37,306 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-22 06:58:37,308 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-22 06:58:37,312 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-22 06:58:37,316 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-22 06:58:37,331 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-22 06:58:37,332 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-22 06:58:37,336 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-12-22 06:58:37,339 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-22 06:58:37,340 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-22 06:58:37,341 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-22 06:58:37,342 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-22 06:58:37,344 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-22 06:58:37,344 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-22 06:58:37,345 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-22 06:58:37,345 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-22 06:58:37,346 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-22 06:58:37,347 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-22 06:58:37,348 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-22 06:58:37,349 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-22 06:58:37,377 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-22 06:58:37,377 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-22 06:58:37,379 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-22 06:58:37,379 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-22 06:58:37,380 INFO L138 SettingsManager]: * Use SBE=true [2020-12-22 06:58:37,380 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-22 06:58:37,380 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-22 06:58:37,381 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-22 06:58:37,381 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-22 06:58:37,381 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-22 06:58:37,381 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-22 06:58:37,382 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-22 06:58:37,382 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-22 06:58:37,382 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-22 06:58:37,382 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-22 06:58:37,383 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-22 06:58:37,383 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-22 06:58:37,383 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 06:58:37,383 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-22 06:58:37,383 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-22 06:58:37,384 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-22 06:58:37,384 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-22 06:58:37,384 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-22 06:58:37,384 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-22 06:58:37,385 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-22 06:58:37,385 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-22 06:58:37,805 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-22 06:58:37,830 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-22 06:58:37,833 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-22 06:58:37,834 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-22 06:58:37,835 INFO L275 PluginConnector]: CDTParser initialized [2020-12-22 06:58:37,836 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive-simple/fibo_10-2.c [2020-12-22 06:58:37,925 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02914290a/4de54bd0df134fbb893c1bcaa39cb673/FLAG492b4f68e [2020-12-22 06:58:38,600 INFO L306 CDTParser]: Found 1 translation units. [2020-12-22 06:58:38,601 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive-simple/fibo_10-2.c [2020-12-22 06:58:38,609 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02914290a/4de54bd0df134fbb893c1bcaa39cb673/FLAG492b4f68e [2020-12-22 06:58:38,992 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02914290a/4de54bd0df134fbb893c1bcaa39cb673 [2020-12-22 06:58:38,995 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-22 06:58:38,998 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-22 06:58:39,001 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-22 06:58:39,002 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-22 06:58:39,006 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-22 06:58:39,007 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 06:58:38" (1/1) ... [2020-12-22 06:58:39,009 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69e8b7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:58:39, skipping insertion in model container [2020-12-22 06:58:39,009 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 06:58:38" (1/1) ... [2020-12-22 06:58:39,021 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-22 06:58:39,040 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-22 06:58:39,252 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_10-2.c[743,756] [2020-12-22 06:58:39,256 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 06:58:39,265 INFO L203 MainTranslator]: Completed pre-run [2020-12-22 06:58:39,281 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_10-2.c[743,756] [2020-12-22 06:58:39,282 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 06:58:39,297 INFO L208 MainTranslator]: Completed translation [2020-12-22 06:58:39,297 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:58:39 WrapperNode [2020-12-22 06:58:39,298 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-22 06:58:39,299 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-22 06:58:39,299 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-22 06:58:39,299 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-22 06:58:39,308 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:58:39" (1/1) ... [2020-12-22 06:58:39,315 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:58:39" (1/1) ... [2020-12-22 06:58:39,331 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-22 06:58:39,332 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-22 06:58:39,332 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-22 06:58:39,332 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-22 06:58:39,342 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:58:39" (1/1) ... [2020-12-22 06:58:39,342 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:58:39" (1/1) ... [2020-12-22 06:58:39,343 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:58:39" (1/1) ... [2020-12-22 06:58:39,344 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:58:39" (1/1) ... [2020-12-22 06:58:39,347 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:58:39" (1/1) ... [2020-12-22 06:58:39,349 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:58:39" (1/1) ... [2020-12-22 06:58:39,350 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:58:39" (1/1) ... [2020-12-22 06:58:39,352 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-22 06:58:39,353 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-22 06:58:39,353 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-22 06:58:39,353 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-22 06:58:39,354 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:58:39" (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 06:58:39,448 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-22 06:58:39,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-22 06:58:39,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-22 06:58:39,449 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-22 06:58:39,449 INFO L130 BoogieDeclarations]: Found specification of procedure fibo [2020-12-22 06:58:39,449 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo [2020-12-22 06:58:39,653 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-22 06:58:39,654 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2020-12-22 06:58:39,655 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:58:39 BoogieIcfgContainer [2020-12-22 06:58:39,655 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-22 06:58:39,657 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-22 06:58:39,657 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-22 06:58:39,661 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-22 06:58:39,661 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 06:58:38" (1/3) ... [2020-12-22 06:58:39,662 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@665dad93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 06:58:39, skipping insertion in model container [2020-12-22 06:58:39,662 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:58:39" (2/3) ... [2020-12-22 06:58:39,662 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@665dad93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 06:58:39, skipping insertion in model container [2020-12-22 06:58:39,663 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:58:39" (3/3) ... [2020-12-22 06:58:39,664 INFO L111 eAbstractionObserver]: Analyzing ICFG fibo_10-2.c [2020-12-22 06:58:39,671 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-22 06:58:39,675 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-22 06:58:39,713 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-22 06:58:39,769 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-22 06:58:39,769 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-22 06:58:39,769 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-22 06:58:39,769 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-22 06:58:39,770 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-22 06:58:39,770 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-22 06:58:39,770 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-22 06:58:39,770 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-22 06:58:39,790 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states. [2020-12-22 06:58:39,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-12-22 06:58:39,796 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:58:39,797 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:58:39,798 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:58:39,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:58:39,805 INFO L82 PathProgramCache]: Analyzing trace with hash -1755511548, now seen corresponding path program 1 times [2020-12-22 06:58:39,817 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:58:39,817 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [719670488] [2020-12-22 06:58:39,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:58:39,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:40,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-12-22 06:58:40,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:40,087 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 06:58:40,088 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [719670488] [2020-12-22 06:58:40,089 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:58:40,089 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-22 06:58:40,090 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1715310460] [2020-12-22 06:58:40,095 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:58:40,096 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:58:40,111 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:58:40,113 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:58:40,115 INFO L87 Difference]: Start difference. First operand 20 states. Second operand 5 states. [2020-12-22 06:58:40,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:58:40,260 INFO L93 Difference]: Finished difference Result 30 states and 36 transitions. [2020-12-22 06:58:40,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-22 06:58:40,262 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 10 [2020-12-22 06:58:40,263 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:58:40,271 INFO L225 Difference]: With dead ends: 30 [2020-12-22 06:58:40,271 INFO L226 Difference]: Without dead ends: 18 [2020-12-22 06:58:40,274 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 06:58:40,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states. [2020-12-22 06:58:40,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18. [2020-12-22 06:58:40,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2020-12-22 06:58:40,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 22 transitions. [2020-12-22 06:58:40,313 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 22 transitions. Word has length 10 [2020-12-22 06:58:40,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:58:40,313 INFO L481 AbstractCegarLoop]: Abstraction has 18 states and 22 transitions. [2020-12-22 06:58:40,313 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:58:40,314 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2020-12-22 06:58:40,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-12-22 06:58:40,315 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:58:40,315 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:58:40,316 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-22 06:58:40,316 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:58:40,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:58:40,317 INFO L82 PathProgramCache]: Analyzing trace with hash 2128459596, now seen corresponding path program 1 times [2020-12-22 06:58:40,317 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:58:40,318 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1864095790] [2020-12-22 06:58:40,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:58:40,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:40,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-12-22 06:58:40,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:40,383 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 06:58:40,383 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1864095790] [2020-12-22 06:58:40,384 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:58:40,384 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-22 06:58:40,384 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [203885431] [2020-12-22 06:58:40,385 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:58:40,386 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:58:40,387 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:58:40,387 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:58:40,387 INFO L87 Difference]: Start difference. First operand 18 states and 22 transitions. Second operand 5 states. [2020-12-22 06:58:40,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:58:40,437 INFO L93 Difference]: Finished difference Result 24 states and 29 transitions. [2020-12-22 06:58:40,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-22 06:58:40,437 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 11 [2020-12-22 06:58:40,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:58:40,439 INFO L225 Difference]: With dead ends: 24 [2020-12-22 06:58:40,439 INFO L226 Difference]: Without dead ends: 20 [2020-12-22 06:58:40,440 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 06:58:40,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states. [2020-12-22 06:58:40,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 18. [2020-12-22 06:58:40,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2020-12-22 06:58:40,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 22 transitions. [2020-12-22 06:58:40,448 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 22 transitions. Word has length 11 [2020-12-22 06:58:40,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:58:40,448 INFO L481 AbstractCegarLoop]: Abstraction has 18 states and 22 transitions. [2020-12-22 06:58:40,448 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:58:40,449 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2020-12-22 06:58:40,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-12-22 06:58:40,450 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:58:40,450 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:58:40,450 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-22 06:58:40,450 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:58:40,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:58:40,451 INFO L82 PathProgramCache]: Analyzing trace with hash -42544313, now seen corresponding path program 1 times [2020-12-22 06:58:40,452 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:58:40,452 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1267555080] [2020-12-22 06:58:40,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:58:40,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:40,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-12-22 06:58:40,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:40,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:40,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:40,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-12-22 06:58:40,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:40,569 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-22 06:58:40,570 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1267555080] [2020-12-22 06:58:40,570 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1484786201] [2020-12-22 06:58:40,570 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 06:58:40,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:40,624 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 6 conjunts are in the unsatisfiable core [2020-12-22 06:58:40,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 06:58:40,755 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-22 06:58:40,755 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 06:58:40,755 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2020-12-22 06:58:40,756 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1436938128] [2020-12-22 06:58:40,756 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-12-22 06:58:40,757 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:58:40,757 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-12-22 06:58:40,758 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2020-12-22 06:58:40,758 INFO L87 Difference]: Start difference. First operand 18 states and 22 transitions. Second operand 9 states. [2020-12-22 06:58:40,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:58:40,894 INFO L93 Difference]: Finished difference Result 35 states and 46 transitions. [2020-12-22 06:58:40,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-12-22 06:58:40,895 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 23 [2020-12-22 06:58:40,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:58:40,898 INFO L225 Difference]: With dead ends: 35 [2020-12-22 06:58:40,898 INFO L226 Difference]: Without dead ends: 20 [2020-12-22 06:58:40,902 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 29 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2020-12-22 06:58:40,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states. [2020-12-22 06:58:40,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 20. [2020-12-22 06:58:40,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2020-12-22 06:58:40,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 24 transitions. [2020-12-22 06:58:40,926 INFO L78 Accepts]: Start accepts. Automaton has 20 states and 24 transitions. Word has length 23 [2020-12-22 06:58:40,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:58:40,926 INFO L481 AbstractCegarLoop]: Abstraction has 20 states and 24 transitions. [2020-12-22 06:58:40,927 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-12-22 06:58:40,927 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 24 transitions. [2020-12-22 06:58:40,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-22 06:58:40,931 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:58:40,931 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:58:41,143 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2020-12-22 06:58:41,143 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:58:41,145 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:58:41,145 INFO L82 PathProgramCache]: Analyzing trace with hash 170813287, now seen corresponding path program 1 times [2020-12-22 06:58:41,146 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:58:41,146 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [596294385] [2020-12-22 06:58:41,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:58:41,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:41,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-12-22 06:58:41,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:41,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:41,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:41,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:58:41,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:41,361 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-12-22 06:58:41,362 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [596294385] [2020-12-22 06:58:41,362 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1702757469] [2020-12-22 06:58:41,363 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 06:58:41,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:41,413 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 6 conjunts are in the unsatisfiable core [2020-12-22 06:58:41,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 06:58:41,502 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-12-22 06:58:41,502 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 06:58:41,502 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6] total 8 [2020-12-22 06:58:41,503 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1052393750] [2020-12-22 06:58:41,503 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-12-22 06:58:41,504 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:58:41,504 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-12-22 06:58:41,504 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-12-22 06:58:41,505 INFO L87 Difference]: Start difference. First operand 20 states and 24 transitions. Second operand 8 states. [2020-12-22 06:58:41,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:58:41,603 INFO L93 Difference]: Finished difference Result 38 states and 52 transitions. [2020-12-22 06:58:41,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-22 06:58:41,604 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 24 [2020-12-22 06:58:41,604 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:58:41,606 INFO L225 Difference]: With dead ends: 38 [2020-12-22 06:58:41,606 INFO L226 Difference]: Without dead ends: 34 [2020-12-22 06:58:41,607 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2020-12-22 06:58:41,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2020-12-22 06:58:41,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 34. [2020-12-22 06:58:41,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34 states. [2020-12-22 06:58:41,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 48 transitions. [2020-12-22 06:58:41,617 INFO L78 Accepts]: Start accepts. Automaton has 34 states and 48 transitions. Word has length 24 [2020-12-22 06:58:41,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:58:41,617 INFO L481 AbstractCegarLoop]: Abstraction has 34 states and 48 transitions. [2020-12-22 06:58:41,618 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-12-22 06:58:41,618 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 48 transitions. [2020-12-22 06:58:41,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-12-22 06:58:41,620 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:58:41,620 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:58:41,836 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 06:58:41,837 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:58:41,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:58:41,839 INFO L82 PathProgramCache]: Analyzing trace with hash -187634876, now seen corresponding path program 2 times [2020-12-22 06:58:41,839 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:58:41,840 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1090595370] [2020-12-22 06:58:41,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:58:41,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:41,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-12-22 06:58:41,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:41,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:41,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:42,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:42,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:42,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:58:42,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:42,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:58:42,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:42,079 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 23 proven. 7 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-12-22 06:58:42,080 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1090595370] [2020-12-22 06:58:42,080 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [439403600] [2020-12-22 06:58:42,080 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 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 06:58:42,133 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-12-22 06:58:42,134 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-22 06:58:42,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 8 conjunts are in the unsatisfiable core [2020-12-22 06:58:42,137 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 06:58:42,314 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 6 proven. 21 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-12-22 06:58:42,315 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 06:58:42,316 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 13 [2020-12-22 06:58:42,316 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1396825332] [2020-12-22 06:58:42,318 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-12-22 06:58:42,318 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:58:42,319 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-12-22 06:58:42,319 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2020-12-22 06:58:42,320 INFO L87 Difference]: Start difference. First operand 34 states and 48 transitions. Second operand 13 states. [2020-12-22 06:58:42,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:58:42,517 INFO L93 Difference]: Finished difference Result 69 states and 106 transitions. [2020-12-22 06:58:42,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-12-22 06:58:42,517 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 37 [2020-12-22 06:58:42,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:58:42,519 INFO L225 Difference]: With dead ends: 69 [2020-12-22 06:58:42,519 INFO L226 Difference]: Without dead ends: 38 [2020-12-22 06:58:42,521 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=88, Invalid=254, Unknown=0, NotChecked=0, Total=342 [2020-12-22 06:58:42,521 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2020-12-22 06:58:42,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 38. [2020-12-22 06:58:42,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38 states. [2020-12-22 06:58:42,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 46 transitions. [2020-12-22 06:58:42,530 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 46 transitions. Word has length 37 [2020-12-22 06:58:42,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:58:42,530 INFO L481 AbstractCegarLoop]: Abstraction has 38 states and 46 transitions. [2020-12-22 06:58:42,530 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-12-22 06:58:42,531 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 46 transitions. [2020-12-22 06:58:42,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2020-12-22 06:58:42,533 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:58:42,534 INFO L422 BasicCegarLoop]: trace histogram [11, 11, 9, 5, 5, 5, 5, 5, 5, 5, 4, 2, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:58:42,747 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 06:58:42,748 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:58:42,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:58:42,750 INFO L82 PathProgramCache]: Analyzing trace with hash 366248375, now seen corresponding path program 3 times [2020-12-22 06:58:42,751 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:58:42,751 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [307374453] [2020-12-22 06:58:42,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:58:42,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:42,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-12-22 06:58:42,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:42,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:42,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:42,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:42,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:42,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:42,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:42,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:58:42,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:42,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:58:42,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:43,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:58:43,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:43,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:43,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:43,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:43,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:43,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:58:43,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:43,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:58:43,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:43,051 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 22 proven. 127 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2020-12-22 06:58:43,051 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [307374453] [2020-12-22 06:58:43,052 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1963007993] [2020-12-22 06:58:43,052 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 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 06:58:43,116 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2020-12-22 06:58:43,116 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-22 06:58:43,117 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 8 conjunts are in the unsatisfiable core [2020-12-22 06:58:43,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 06:58:43,274 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 89 proven. 32 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2020-12-22 06:58:43,275 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 06:58:43,275 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7] total 13 [2020-12-22 06:58:43,276 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [618703726] [2020-12-22 06:58:43,276 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-12-22 06:58:43,277 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:58:43,277 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-12-22 06:58:43,278 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=104, Unknown=0, NotChecked=0, Total=156 [2020-12-22 06:58:43,278 INFO L87 Difference]: Start difference. First operand 38 states and 46 transitions. Second operand 13 states. [2020-12-22 06:58:43,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:58:43,503 INFO L93 Difference]: Finished difference Result 94 states and 140 transitions. [2020-12-22 06:58:43,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-12-22 06:58:43,503 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 79 [2020-12-22 06:58:43,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:58:43,508 INFO L225 Difference]: With dead ends: 94 [2020-12-22 06:58:43,508 INFO L226 Difference]: Without dead ends: 90 [2020-12-22 06:58:43,509 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=73, Invalid=137, Unknown=0, NotChecked=0, Total=210 [2020-12-22 06:58:43,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2020-12-22 06:58:43,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 84. [2020-12-22 06:58:43,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84 states. [2020-12-22 06:58:43,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 124 transitions. [2020-12-22 06:58:43,541 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 124 transitions. Word has length 79 [2020-12-22 06:58:43,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:58:43,544 INFO L481 AbstractCegarLoop]: Abstraction has 84 states and 124 transitions. [2020-12-22 06:58:43,544 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-12-22 06:58:43,544 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 124 transitions. [2020-12-22 06:58:43,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2020-12-22 06:58:43,558 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:58:43,558 INFO L422 BasicCegarLoop]: trace histogram [31, 31, 25, 15, 15, 15, 15, 15, 15, 15, 10, 6, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:58:43,774 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 06:58:43,775 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:58:43,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:58:43,776 INFO L82 PathProgramCache]: Analyzing trace with hash -1022210831, now seen corresponding path program 4 times [2020-12-22 06:58:43,777 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:58:43,778 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [656840380] [2020-12-22 06:58:43,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:58:43,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:43,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-12-22 06:58:43,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:43,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:43,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:44,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:44,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:44,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:44,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:44,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:44,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:44,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:44,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:44,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:58:44,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:44,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:58:44,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:44,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:58:44,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:44,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:44,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:44,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:58:44,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:44,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 06:58:44,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:44,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:44,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:44,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:44,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:44,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:58:44,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:44,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:58:44,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:44,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-12-22 06:58:44,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:44,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:44,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:44,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:44,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:44,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:44,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:44,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:44,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:44,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:58:44,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:44,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:58:44,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:44,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:58:44,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:44,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:44,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:44,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:58:44,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:44,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 06:58:44,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:44,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:44,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:44,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:44,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:44,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:58:44,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:44,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:58:44,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:44,573 INFO L134 CoverageAnalysis]: Checked inductivity of 2580 backedges. 403 proven. 706 refuted. 0 times theorem prover too weak. 1471 trivial. 0 not checked. [2020-12-22 06:58:44,573 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [656840380] [2020-12-22 06:58:44,573 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1589381980] [2020-12-22 06:58:44,574 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 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 06:58:44,673 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2020-12-22 06:58:44,673 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-22 06:58:44,675 INFO L263 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 14 conjunts are in the unsatisfiable core [2020-12-22 06:58:44,684 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 06:58:45,010 INFO L134 CoverageAnalysis]: Checked inductivity of 2580 backedges. 108 proven. 716 refuted. 0 times theorem prover too weak. 1756 trivial. 0 not checked. [2020-12-22 06:58:45,011 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 06:58:45,011 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 10] total 22 [2020-12-22 06:58:45,011 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [202604989] [2020-12-22 06:58:45,012 INFO L461 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-12-22 06:58:45,013 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:58:45,013 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-12-22 06:58:45,014 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=105, Invalid=357, Unknown=0, NotChecked=0, Total=462 [2020-12-22 06:58:45,014 INFO L87 Difference]: Start difference. First operand 84 states and 124 transitions. Second operand 22 states. [2020-12-22 06:58:45,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:58:45,584 INFO L93 Difference]: Finished difference Result 170 states and 315 transitions. [2020-12-22 06:58:45,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2020-12-22 06:58:45,585 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 215 [2020-12-22 06:58:45,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:58:45,588 INFO L225 Difference]: With dead ends: 170 [2020-12-22 06:58:45,588 INFO L226 Difference]: Without dead ends: 87 [2020-12-22 06:58:45,592 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 310 GetRequests, 276 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 299 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=304, Invalid=956, Unknown=0, NotChecked=0, Total=1260 [2020-12-22 06:58:45,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2020-12-22 06:58:45,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 77. [2020-12-22 06:58:45,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 77 states. [2020-12-22 06:58:45,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 106 transitions. [2020-12-22 06:58:45,605 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 106 transitions. Word has length 215 [2020-12-22 06:58:45,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:58:45,606 INFO L481 AbstractCegarLoop]: Abstraction has 77 states and 106 transitions. [2020-12-22 06:58:45,606 INFO L482 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-12-22 06:58:45,606 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 106 transitions. [2020-12-22 06:58:45,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2020-12-22 06:58:45,611 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:58:45,611 INFO L422 BasicCegarLoop]: trace histogram [41, 41, 33, 20, 20, 20, 20, 20, 20, 20, 13, 8, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:58:45,818 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2020-12-22 06:58:45,819 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:58:45,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:58:45,820 INFO L82 PathProgramCache]: Analyzing trace with hash 1099173212, now seen corresponding path program 5 times [2020-12-22 06:58:45,820 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:58:45,821 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1035355944] [2020-12-22 06:58:45,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:58:45,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:45,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-12-22 06:58:45,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:46,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:46,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:46,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:46,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:46,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:46,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:46,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:46,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:46,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:46,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:46,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:46,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:46,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:58:46,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:46,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:58:46,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:46,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:58:46,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:46,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:46,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:46,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:58:46,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:46,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 06:58:46,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:46,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:46,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:46,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:46,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:46,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:58:46,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:46,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:58:46,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:46,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-12-22 06:58:46,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:46,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:46,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:46,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:46,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:46,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:46,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:46,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:58:46,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:46,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:58:46,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:46,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:58:46,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:46,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:46,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:46,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:58:46,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:46,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-12-22 06:58:46,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:46,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:46,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:46,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:46,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:46,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:46,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:46,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:46,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:46,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:58:46,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:46,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:58:46,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:46,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:58:46,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:46,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:46,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:46,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:58:46,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:46,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 06:58:46,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:46,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:46,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:46,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:46,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:46,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:58:46,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:46,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:58:46,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:46,719 INFO L134 CoverageAnalysis]: Checked inductivity of 4568 backedges. 189 proven. 1130 refuted. 0 times theorem prover too weak. 3249 trivial. 0 not checked. [2020-12-22 06:58:46,720 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1035355944] [2020-12-22 06:58:46,720 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [379058339] [2020-12-22 06:58:46,720 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 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 06:58:46,923 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 41 check-sat command(s) [2020-12-22 06:58:46,924 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-22 06:58:46,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 657 conjuncts, 14 conjunts are in the unsatisfiable core [2020-12-22 06:58:46,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 06:58:47,332 INFO L134 CoverageAnalysis]: Checked inductivity of 4568 backedges. 801 proven. 327 refuted. 0 times theorem prover too weak. 3440 trivial. 0 not checked. [2020-12-22 06:58:47,332 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 06:58:47,333 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 10] total 19 [2020-12-22 06:58:47,333 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [848453535] [2020-12-22 06:58:47,335 INFO L461 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-12-22 06:58:47,335 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:58:47,336 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-12-22 06:58:47,336 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=230, Unknown=0, NotChecked=0, Total=342 [2020-12-22 06:58:47,336 INFO L87 Difference]: Start difference. First operand 77 states and 106 transitions. Second operand 19 states. [2020-12-22 06:58:47,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:58:47,614 INFO L93 Difference]: Finished difference Result 170 states and 293 transitions. [2020-12-22 06:58:47,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-12-22 06:58:47,614 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 283 [2020-12-22 06:58:47,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:58:47,618 INFO L225 Difference]: With dead ends: 170 [2020-12-22 06:58:47,618 INFO L226 Difference]: Without dead ends: 101 [2020-12-22 06:58:47,620 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 382 GetRequests, 362 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 124 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=148, Invalid=272, Unknown=0, NotChecked=0, Total=420 [2020-12-22 06:58:47,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2020-12-22 06:58:47,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 90. [2020-12-22 06:58:47,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2020-12-22 06:58:47,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 131 transitions. [2020-12-22 06:58:47,637 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 131 transitions. Word has length 283 [2020-12-22 06:58:47,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:58:47,637 INFO L481 AbstractCegarLoop]: Abstraction has 90 states and 131 transitions. [2020-12-22 06:58:47,637 INFO L482 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-12-22 06:58:47,638 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 131 transitions. [2020-12-22 06:58:47,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 570 [2020-12-22 06:58:47,650 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:58:47,651 INFO L422 BasicCegarLoop]: trace histogram [83, 83, 67, 41, 41, 41, 41, 41, 41, 41, 26, 16, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:58:47,863 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 06:58:47,864 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:58:47,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:58:47,865 INFO L82 PathProgramCache]: Analyzing trace with hash -1550468663, now seen corresponding path program 6 times [2020-12-22 06:58:47,866 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:58:47,866 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1524941662] [2020-12-22 06:58:47,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:58:47,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:48,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-12-22 06:58:48,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:48,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:48,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:48,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:48,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:48,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:48,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:48,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:48,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:48,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:48,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:48,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:48,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:48,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:48,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:48,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:58:48,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:48,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:58:48,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:48,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:58:48,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:48,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:48,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:48,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:58:48,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:48,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 06:58:48,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:48,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:48,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:48,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:48,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:48,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:58:48,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:48,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:58:48,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:48,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-12-22 06:58:48,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:48,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:48,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:48,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:48,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:48,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:48,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:48,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:58:48,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:48,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:58:48,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:48,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:58:48,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:48,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:48,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:48,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:58:48,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:48,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-12-22 06:58:48,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:48,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:48,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:48,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:48,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:48,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:48,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:48,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:48,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:48,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:58:48,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:48,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:58:48,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:48,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:58:48,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:48,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:48,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:48,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:58:48,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:48,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 06:58:48,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:49,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:49,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:49,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:49,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:49,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:58:49,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:49,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:58:49,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:49,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-12-22 06:58:49,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:49,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:49,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:49,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:49,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:49,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:49,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:49,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:49,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:49,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:49,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:49,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:49,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:49,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:58:49,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:49,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:58:49,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:49,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:58:49,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:49,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:49,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:49,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:58:49,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:49,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 06:58:49,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:49,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:49,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:49,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:49,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:49,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:58:49,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:49,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:58:49,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:49,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-12-22 06:58:49,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:49,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:49,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:49,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:49,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:49,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:49,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:49,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:58:49,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:49,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:58:49,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:49,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:58:49,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:49,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:49,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:49,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:58:49,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:49,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-12-22 06:58:49,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:49,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:49,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:49,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:49,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:49,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:49,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:49,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:49,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:49,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:58:49,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:49,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:58:49,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:49,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:58:49,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:49,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:49,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:49,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:58:49,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:49,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 06:58:49,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:49,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:49,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:49,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:49,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:49,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:58:49,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:49,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:58:49,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:50,089 INFO L134 CoverageAnalysis]: Checked inductivity of 19103 backedges. 1691 proven. 3390 refuted. 0 times theorem prover too weak. 14022 trivial. 0 not checked. [2020-12-22 06:58:50,089 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1524941662] [2020-12-22 06:58:50,089 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [459080322] [2020-12-22 06:58:50,090 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 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 06:58:50,229 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 20 check-sat command(s) [2020-12-22 06:58:50,229 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-22 06:58:50,231 INFO L263 TraceCheckSpWp]: Trace formula consists of 355 conjuncts, 16 conjunts are in the unsatisfiable core [2020-12-22 06:58:50,242 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 06:58:50,887 INFO L134 CoverageAnalysis]: Checked inductivity of 19103 backedges. 709 proven. 2234 refuted. 0 times theorem prover too weak. 16160 trivial. 0 not checked. [2020-12-22 06:58:50,887 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 06:58:50,888 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 11] total 30 [2020-12-22 06:58:50,888 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1770291339] [2020-12-22 06:58:50,889 INFO L461 AbstractCegarLoop]: Interpolant automaton has 30 states [2020-12-22 06:58:50,889 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:58:50,890 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2020-12-22 06:58:50,890 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=189, Invalid=681, Unknown=0, NotChecked=0, Total=870 [2020-12-22 06:58:50,891 INFO L87 Difference]: Start difference. First operand 90 states and 131 transitions. Second operand 30 states. [2020-12-22 06:58:51,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:58:51,857 INFO L93 Difference]: Finished difference Result 210 states and 401 transitions. [2020-12-22 06:58:51,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2020-12-22 06:58:51,858 INFO L78 Accepts]: Start accepts. Automaton has 30 states. Word has length 569 [2020-12-22 06:58:51,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:58:51,862 INFO L225 Difference]: With dead ends: 210 [2020-12-22 06:58:51,862 INFO L226 Difference]: Without dead ends: 131 [2020-12-22 06:58:51,865 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 784 GetRequests, 734 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 727 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=558, Invalid=2094, Unknown=0, NotChecked=0, Total=2652 [2020-12-22 06:58:51,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2020-12-22 06:58:51,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 116. [2020-12-22 06:58:51,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116 states. [2020-12-22 06:58:51,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 167 transitions. [2020-12-22 06:58:51,883 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 167 transitions. Word has length 569 [2020-12-22 06:58:51,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:58:51,884 INFO L481 AbstractCegarLoop]: Abstraction has 116 states and 167 transitions. [2020-12-22 06:58:51,884 INFO L482 AbstractCegarLoop]: Interpolant automaton has 30 states. [2020-12-22 06:58:51,884 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 167 transitions. [2020-12-22 06:58:51,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 747 [2020-12-22 06:58:51,908 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:58:51,908 INFO L422 BasicCegarLoop]: trace histogram [109, 109, 88, 54, 54, 54, 54, 54, 54, 54, 34, 21, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:58:52,122 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 06:58:52,123 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:58:52,123 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:58:52,123 INFO L82 PathProgramCache]: Analyzing trace with hash -861966516, now seen corresponding path program 7 times [2020-12-22 06:58:52,123 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:58:52,124 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [668625313] [2020-12-22 06:58:52,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:58:52,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:52,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-12-22 06:58:52,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:52,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:52,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:53,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:53,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:53,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:53,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:53,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:53,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:53,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:53,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:53,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:53,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:53,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:53,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:53,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:53,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:53,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:58:53,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:53,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:58:53,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:53,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:58:53,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:53,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:53,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:53,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:58:53,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:53,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 06:58:53,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:53,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:53,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:53,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:53,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:53,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:58:53,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:53,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:58:53,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:53,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-12-22 06:58:53,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:53,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:53,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:53,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:53,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:53,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:53,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:53,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:58:53,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:53,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:58:53,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:53,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:58:53,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:53,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:53,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:53,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:58:53,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:53,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-12-22 06:58:53,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:53,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:53,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:53,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:53,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:53,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:53,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:53,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:53,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:53,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:58:53,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:53,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:58:53,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:53,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:58:53,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:53,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:53,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:53,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:58:53,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:53,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 06:58:53,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:53,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:53,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:53,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:53,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:53,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:58:53,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:53,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:58:53,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:53,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-12-22 06:58:53,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:53,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:53,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:53,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:53,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:53,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:53,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:53,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:53,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:53,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:53,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:53,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:58:53,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:53,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:58:53,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:53,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:58:53,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:53,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:53,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:53,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:58:53,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:53,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 06:58:53,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:53,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:53,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:53,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:53,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:53,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:58:53,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:53,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:58:53,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:53,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-12-22 06:58:53,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:53,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:53,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:53,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:53,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:53,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:53,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:53,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:58:53,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:53,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:58:53,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:53,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:58:53,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:53,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:53,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:53,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:58:53,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:53,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-12-22 06:58:53,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:53,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:53,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:53,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:53,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:54,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:54,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:54,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:54,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:54,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:54,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:54,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:54,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:54,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:58:54,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:54,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:58:54,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:54,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:58:54,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:54,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:54,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:54,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:58:54,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:54,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 06:58:54,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:54,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:54,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:54,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:54,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:54,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:58:54,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:54,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:58:54,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:54,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-12-22 06:58:54,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:54,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:54,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:54,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:54,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:54,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:54,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:54,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:58:54,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:54,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:58:54,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:54,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:58:54,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:54,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:54,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:54,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:58:54,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:54,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-12-22 06:58:54,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:54,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:54,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:54,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:54,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:54,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:54,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:54,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:54,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:54,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:58:54,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:54,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:58:54,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:54,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:58:54,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:54,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:54,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:54,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:58:54,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:54,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 06:58:54,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:54,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:54,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:54,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:54,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:54,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:58:54,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:54,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:58:54,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:54,923 INFO L134 CoverageAnalysis]: Checked inductivity of 33096 backedges. 659 proven. 4380 refuted. 0 times theorem prover too weak. 28057 trivial. 0 not checked. [2020-12-22 06:58:54,924 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [668625313] [2020-12-22 06:58:54,924 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [215345810] [2020-12-22 06:58:54,924 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 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 06:58:55,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:55,202 INFO L263 TraceCheckSpWp]: Trace formula consists of 1685 conjuncts, 20 conjunts are in the unsatisfiable core [2020-12-22 06:58:55,225 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 06:58:56,132 INFO L134 CoverageAnalysis]: Checked inductivity of 33096 backedges. 659 proven. 4380 refuted. 0 times theorem prover too weak. 28057 trivial. 0 not checked. [2020-12-22 06:58:56,133 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 06:58:56,133 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 13] total 22 [2020-12-22 06:58:56,133 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [792222093] [2020-12-22 06:58:56,135 INFO L461 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-12-22 06:58:56,135 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:58:56,135 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-12-22 06:58:56,136 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=158, Invalid=304, Unknown=0, NotChecked=0, Total=462 [2020-12-22 06:58:56,136 INFO L87 Difference]: Start difference. First operand 116 states and 167 transitions. Second operand 22 states. [2020-12-22 06:58:56,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:58:56,480 INFO L93 Difference]: Finished difference Result 478 states and 748 transitions. [2020-12-22 06:58:56,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-12-22 06:58:56,481 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 746 [2020-12-22 06:58:56,483 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:58:56,490 INFO L225 Difference]: With dead ends: 478 [2020-12-22 06:58:56,491 INFO L226 Difference]: Without dead ends: 474 [2020-12-22 06:58:56,492 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 984 GetRequests, 963 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 160 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=179, Invalid=327, Unknown=0, NotChecked=0, Total=506 [2020-12-22 06:58:56,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 474 states. [2020-12-22 06:58:56,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 474 to 453. [2020-12-22 06:58:56,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 453 states. [2020-12-22 06:58:56,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 453 states and 703 transitions. [2020-12-22 06:58:56,573 INFO L78 Accepts]: Start accepts. Automaton has 453 states and 703 transitions. Word has length 746 [2020-12-22 06:58:56,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:58:56,578 INFO L481 AbstractCegarLoop]: Abstraction has 453 states and 703 transitions. [2020-12-22 06:58:56,578 INFO L482 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-12-22 06:58:56,579 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 703 transitions. [2020-12-22 06:58:56,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1210 [2020-12-22 06:58:56,595 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:58:56,595 INFO L422 BasicCegarLoop]: trace histogram [177, 177, 143, 88, 88, 88, 88, 88, 88, 88, 55, 34, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:58:56,808 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2020-12-22 06:58:56,808 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:58:56,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:58:56,810 INFO L82 PathProgramCache]: Analyzing trace with hash 15284780, now seen corresponding path program 8 times [2020-12-22 06:58:56,810 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:58:56,811 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [727790004] [2020-12-22 06:58:56,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:58:57,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:58,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-12-22 06:58:58,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:59,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:59,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:59,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:58:59,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:59,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:00,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:00,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:00,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:00,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:00,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:00,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:00,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:00,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:00,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:00,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:00,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:00,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:00,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:00,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:00,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:00,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:00,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:00,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:59:00,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:00,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:00,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:00,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:00,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:00,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 06:59:00,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:00,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:00,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:00,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:00,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:00,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:00,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:00,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:00,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:00,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-12-22 06:59:00,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:00,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:00,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:00,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:00,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:00,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:00,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:00,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:00,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:00,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:00,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:00,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:59:00,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:00,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:00,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:00,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:00,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:00,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-12-22 06:59:00,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:00,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:00,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:00,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:00,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:00,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:00,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:00,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:00,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:00,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:00,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:00,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:00,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:00,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:59:00,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:01,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:01,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:01,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:01,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:01,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 06:59:01,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:01,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:01,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:01,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:01,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:01,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:01,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:01,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:01,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:01,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-12-22 06:59:01,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:01,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:01,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:01,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:01,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:01,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:01,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:01,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:01,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:01,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:01,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:01,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:01,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:01,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:01,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:01,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:59:01,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:01,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:01,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:01,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:01,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:01,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 06:59:01,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:01,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:01,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:01,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:01,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:01,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:01,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:01,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:01,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:01,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-12-22 06:59:01,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:01,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:01,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:01,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:01,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:01,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:01,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:01,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:01,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:01,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:01,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:01,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:59:01,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:01,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:01,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:01,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:01,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:01,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-12-22 06:59:01,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:01,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:01,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:01,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:01,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:01,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:01,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:01,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:01,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:02,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:02,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:02,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:02,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:02,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:02,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:02,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:02,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:02,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:59:02,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:02,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:02,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:02,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:02,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:02,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 06:59:02,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:02,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:02,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:02,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:02,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:02,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:02,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:02,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:02,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:02,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-12-22 06:59:02,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:02,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:02,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:02,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:02,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:02,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:02,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:02,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:02,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:02,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:02,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:02,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:59:02,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:02,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:02,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:02,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:02,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:02,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-12-22 06:59:02,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:02,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:02,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:02,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:02,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:02,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:02,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:02,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:02,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:02,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:02,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:02,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:02,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:02,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:59:02,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:02,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:02,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:02,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:02,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:02,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 06:59:02,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:02,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:02,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:02,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:02,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:02,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:02,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:02,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:02,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:03,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 745 [2020-12-22 06:59:03,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:03,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:03,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:03,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:03,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:03,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:03,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:03,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:03,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:03,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:03,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:03,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:03,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:03,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:03,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:03,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:03,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:03,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:03,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:03,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:59:03,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:03,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:03,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:03,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:03,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:03,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 06:59:03,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:03,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:03,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:03,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:03,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:03,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:03,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:03,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:03,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:03,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-12-22 06:59:03,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:03,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:03,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:03,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:03,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:03,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:03,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:03,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:03,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:03,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:03,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:03,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:59:03,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:03,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:03,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:03,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:03,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:03,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-12-22 06:59:03,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:03,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:03,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:03,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:03,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:03,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:03,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:03,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:03,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:03,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:03,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:03,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:03,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:03,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:59:03,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:03,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:03,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:03,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:03,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:03,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 06:59:03,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:03,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:03,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:03,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:03,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:03,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:03,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:03,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:03,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:03,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-12-22 06:59:03,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:03,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:03,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:03,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:03,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:03,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:03,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:03,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:03,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:03,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:03,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:03,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:03,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:03,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:03,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:03,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:59:03,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:03,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:03,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:03,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:03,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:03,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 06:59:03,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:04,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:04,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:04,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:04,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:04,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:04,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:04,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:04,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:04,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-12-22 06:59:04,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:04,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:04,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:04,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:04,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:04,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:04,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:04,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:04,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:04,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:04,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:04,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:59:04,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:04,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:04,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:04,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:04,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:07,151 INFO L134 CoverageAnalysis]: Checked inductivity of 87769 backedges. 0 proven. 28921 refuted. 0 times theorem prover too weak. 58848 trivial. 0 not checked. [2020-12-22 06:59:07,151 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [727790004] [2020-12-22 06:59:07,152 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1951130640] [2020-12-22 06:59:07,152 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 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 06:59:07,622 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-12-22 06:59:07,622 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-22 06:59:07,644 INFO L263 TraceCheckSpWp]: Trace formula consists of 2713 conjuncts, 711 conjunts are in the unsatisfiable core [2020-12-22 06:59:07,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 06:59:14,275 INFO L134 CoverageAnalysis]: Checked inductivity of 87769 backedges. 0 proven. 28921 refuted. 0 times theorem prover too weak. 58848 trivial. 0 not checked. [2020-12-22 06:59:14,275 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 06:59:14,275 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 31] total 40 [2020-12-22 06:59:14,276 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [280729617] [2020-12-22 06:59:14,277 INFO L461 AbstractCegarLoop]: Interpolant automaton has 40 states [2020-12-22 06:59:14,277 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:59:14,278 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2020-12-22 06:59:14,279 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=1465, Unknown=0, NotChecked=0, Total=1560 [2020-12-22 06:59:14,279 INFO L87 Difference]: Start difference. First operand 453 states and 703 transitions. Second operand 40 states. [2020-12-22 06:59:15,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:59:15,524 INFO L93 Difference]: Finished difference Result 786 states and 1453 transitions. [2020-12-22 06:59:15,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2020-12-22 06:59:15,525 INFO L78 Accepts]: Start accepts. Automaton has 40 states. Word has length 1209 [2020-12-22 06:59:15,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:59:15,542 INFO L225 Difference]: With dead ends: 786 [2020-12-22 06:59:15,543 INFO L226 Difference]: Without dead ends: 782 [2020-12-22 06:59:15,545 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1920 GetRequests, 1791 SyntacticMatches, 90 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 616 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=99, Invalid=1541, Unknown=0, NotChecked=0, Total=1640 [2020-12-22 06:59:15,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 782 states. [2020-12-22 06:59:15,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 782 to 571. [2020-12-22 06:59:15,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 571 states. [2020-12-22 06:59:15,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 571 states and 976 transitions. [2020-12-22 06:59:15,613 INFO L78 Accepts]: Start accepts. Automaton has 571 states and 976 transitions. Word has length 1209 [2020-12-22 06:59:15,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:59:15,615 INFO L481 AbstractCegarLoop]: Abstraction has 571 states and 976 transitions. [2020-12-22 06:59:15,615 INFO L482 AbstractCegarLoop]: Interpolant automaton has 40 states. [2020-12-22 06:59:15,615 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 976 transitions. [2020-12-22 06:59:15,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1224 [2020-12-22 06:59:15,630 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:59:15,631 INFO L422 BasicCegarLoop]: trace histogram [179, 179, 145, 89, 89, 89, 89, 89, 89, 89, 56, 34, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:59:15,845 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 06:59:15,845 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:59:15,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:59:15,847 INFO L82 PathProgramCache]: Analyzing trace with hash 1596886183, now seen corresponding path program 9 times [2020-12-22 06:59:15,847 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:59:15,847 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [435753043] [2020-12-22 06:59:15,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:59:16,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:16,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-12-22 06:59:16,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:17,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:17,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:17,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:17,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:17,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:17,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:17,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:17,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:17,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:17,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:17,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:17,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:17,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:17,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:17,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:17,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:17,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:17,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:17,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:17,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:17,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:17,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:17,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:17,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:17,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:59:17,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:17,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-12-22 06:59:17,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:17,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:17,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:17,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:17,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:17,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-12-22 06:59:17,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:17,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:17,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:17,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:17,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:17,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:17,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:17,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:17,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:17,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-12-22 06:59:17,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:17,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:17,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:17,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:17,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:17,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:17,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:17,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:17,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:17,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:17,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:17,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:59:17,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:17,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:17,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:17,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:17,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:17,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2020-12-22 06:59:17,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:17,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:17,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:17,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:17,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:17,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:17,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:17,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:17,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:17,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:17,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:17,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:17,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:17,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:59:17,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:17,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:17,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:17,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:17,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:17,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 06:59:17,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:17,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:17,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:17,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:17,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:17,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:17,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:17,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:17,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:17,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2020-12-22 06:59:17,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:17,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:17,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:17,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:17,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:17,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:17,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:17,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:17,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:17,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:17,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:17,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:17,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:17,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:17,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:17,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:59:17,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:17,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:17,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:17,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:17,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:17,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 06:59:17,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:17,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:17,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:17,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:17,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:17,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:17,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:17,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:17,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-12-22 06:59:18,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:18,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:18,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:18,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:18,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:18,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:59:18,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:18,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:18,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2020-12-22 06:59:18,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:18,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:18,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:18,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:18,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:18,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:18,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:18,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:18,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:59:18,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:18,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:18,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 06:59:18,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:18,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:18,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:18,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:18,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-12-22 06:59:18,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:18,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:18,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:18,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:18,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:18,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:59:18,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:18,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:18,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-12-22 06:59:18,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:18,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:18,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:18,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:18,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:18,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:18,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:59:18,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:18,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:18,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 06:59:18,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:18,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:18,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:18,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:18,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 759 [2020-12-22 06:59:18,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:18,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:18,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:18,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:18,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:18,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:18,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:18,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:18,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:18,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:59:18,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:18,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:18,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 06:59:18,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:18,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:18,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:18,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:18,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-12-22 06:59:18,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:18,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:18,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:18,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:18,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:18,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:59:18,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:18,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:18,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-12-22 06:59:18,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:18,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:18,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:18,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:18,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:18,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:18,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:59:18,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:18,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:18,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 06:59:18,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:18,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:18,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:18,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:18,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-12-22 06:59:18,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:18,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:18,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:18,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:18,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:18,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:18,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:18,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:59:18,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:18,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:18,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:18,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:19,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-12-22 06:59:19,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:19,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:19,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:19,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:19,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:19,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:19,009 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 23 [2020-12-22 06:59:19,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:19,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-12-22 06:59:19,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:19,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:19,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:19,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:19,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:19,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:19,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:19,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:19,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:19,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-12-22 06:59:19,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:19,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-12-22 06:59:19,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:19,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-22 06:59:19,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:19,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-12-22 06:59:19,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:59:20,305 INFO L134 CoverageAnalysis]: Checked inductivity of 89828 backedges. 1376 proven. 5940 refuted. 0 times theorem prover too weak. 82512 trivial. 0 not checked. [2020-12-22 06:59:20,305 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [435753043] [2020-12-22 06:59:20,305 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [665901272] [2020-12-22 06:59:20,305 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 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 06:59:20,586 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 40 check-sat command(s) [2020-12-22 06:59:20,587 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-22 06:59:20,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 787 conjuncts, 23 conjunts are in the unsatisfiable core [2020-12-22 06:59:20,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 06:59:22,278 INFO L134 CoverageAnalysis]: Checked inductivity of 89828 backedges. 1438 proven. 8385 refuted. 0 times theorem prover too weak. 80005 trivial. 0 not checked. [2020-12-22 06:59:22,278 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 06:59:22,279 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 15] total 21 [2020-12-22 06:59:22,279 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [291609410] [2020-12-22 06:59:22,281 INFO L461 AbstractCegarLoop]: Interpolant automaton has 21 states [2020-12-22 06:59:22,281 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:59:22,282 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2020-12-22 06:59:22,283 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=319, Unknown=0, NotChecked=0, Total=420 [2020-12-22 06:59:22,283 INFO L87 Difference]: Start difference. First operand 571 states and 976 transitions. Second operand 21 states. [2020-12-22 06:59:22,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:59:22,911 INFO L93 Difference]: Finished difference Result 1276 states and 2989 transitions. [2020-12-22 06:59:22,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-12-22 06:59:22,912 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 1223 [2020-12-22 06:59:22,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:59:22,913 INFO L225 Difference]: With dead ends: 1276 [2020-12-22 06:59:22,913 INFO L226 Difference]: Without dead ends: 0 [2020-12-22 06:59:22,928 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1607 GetRequests, 1577 SyntacticMatches, 1 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 178 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=266, Invalid=664, Unknown=0, NotChecked=0, Total=930 [2020-12-22 06:59:22,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-22 06:59:22,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-22 06:59:22,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-22 06:59:22,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-22 06:59:22,929 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1223 [2020-12-22 06:59:22,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:59:22,930 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-22 06:59:22,930 INFO L482 AbstractCegarLoop]: Interpolant automaton has 21 states. [2020-12-22 06:59:22,930 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-22 06:59:22,930 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-22 06:59:23,144 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 06:59:23,148 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-22 06:59:24,808 WARN L197 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 7 [2020-12-22 06:59:26,762 WARN L197 SmtUtils]: Spent 1.90 s on a formula simplification. DAG size of input: 269 DAG size of output: 61 [2020-12-22 06:59:26,766 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-22 06:59:26,766 INFO L189 CegarLoopUtils]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-22 06:59:26,767 INFO L185 CegarLoopUtils]: At program point L31(lines 25 32) the Hoare annotation is: (<= 10 ULTIMATE.start_main_~x~0) [2020-12-22 06:59:26,767 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-22 06:59:26,767 INFO L189 CegarLoopUtils]: For program point L29(line 29) no Hoare annotation was computed. [2020-12-22 06:59:26,767 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-22 06:59:26,767 INFO L189 CegarLoopUtils]: For program point L28(lines 28 30) no Hoare annotation was computed. [2020-12-22 06:59:26,767 INFO L185 CegarLoopUtils]: At program point L27(line 27) the Hoare annotation is: (and (<= ULTIMATE.start_main_~x~0 10) (<= 10 ULTIMATE.start_main_~x~0)) [2020-12-22 06:59:26,767 INFO L189 CegarLoopUtils]: For program point L27-1(line 27) no Hoare annotation was computed. [2020-12-22 06:59:26,767 INFO L189 CegarLoopUtils]: For program point L28-2(lines 28 30) no Hoare annotation was computed. [2020-12-22 06:59:26,767 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 29) no Hoare annotation was computed. [2020-12-22 06:59:26,768 INFO L189 CegarLoopUtils]: For program point fiboEXIT(lines 7 15) no Hoare annotation was computed. [2020-12-22 06:59:26,768 INFO L189 CegarLoopUtils]: For program point fiboFINAL(lines 7 15) no Hoare annotation was computed. [2020-12-22 06:59:26,768 INFO L185 CegarLoopUtils]: At program point L13(line 13) the Hoare annotation is: (and (not (<= |fibo_#in~n| 1)) (= fibo_~n |fibo_#in~n|)) [2020-12-22 06:59:26,768 INFO L189 CegarLoopUtils]: For program point L13-1(line 13) no Hoare annotation was computed. [2020-12-22 06:59:26,768 INFO L185 CegarLoopUtils]: At program point L13-2(line 13) the Hoare annotation is: (and (< 1 fibo_~n) (let ((.cse0 (= fibo_~n |fibo_#in~n|))) (or (and (<= 5 |fibo_#t~ret7|) (<= |fibo_#t~ret7| 5) (<= |fibo_#in~n| 6) .cse0 (<= 6 |fibo_#in~n|)) (and (<= 9 |fibo_#in~n|) (<= 21 |fibo_#t~ret7|) (<= fibo_~n 9) .cse0 (<= |fibo_#t~ret7| 21)) (and (<= 11 |fibo_#in~n|) .cse0) (and (<= |fibo_#t~ret7| 1) (<= 1 |fibo_#t~ret7|) .cse0 (<= |fibo_#in~n| 3)) (and (<= |fibo_#t~ret7| 2) (<= fibo_~n 4) .cse0 (<= 2 |fibo_#t~ret7|) (<= 4 |fibo_#in~n|)) (and (<= 13 |fibo_#t~ret7|) (<= |fibo_#in~n| 8) (<= |fibo_#t~ret7| 13) .cse0 (<= 8 |fibo_#in~n|)) (and (<= 5 |fibo_#in~n|) (<= |fibo_#t~ret7| 3) .cse0 (<= |fibo_#in~n| 5) (<= 3 |fibo_#t~ret7|)) (and (<= |fibo_#t~ret7| 8) (<= fibo_~n 7) (<= 8 |fibo_#t~ret7|) .cse0 (<= 7 |fibo_#in~n|)) (and (<= 10 |fibo_#in~n|) (<= 34 |fibo_#t~ret7|) (<= |fibo_#t~ret7| 34) .cse0)))) [2020-12-22 06:59:26,769 INFO L189 CegarLoopUtils]: For program point L10(lines 10 14) no Hoare annotation was computed. [2020-12-22 06:59:26,769 INFO L189 CegarLoopUtils]: For program point L13-3(line 13) no Hoare annotation was computed. [2020-12-22 06:59:26,769 INFO L189 CegarLoopUtils]: For program point L8(lines 8 14) no Hoare annotation was computed. [2020-12-22 06:59:26,769 INFO L192 CegarLoopUtils]: At program point fiboENTRY(lines 7 15) the Hoare annotation is: true [2020-12-22 06:59:26,785 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.12 06:59:26 BoogieIcfgContainer [2020-12-22 06:59:26,785 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-22 06:59:26,786 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-22 06:59:26,786 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-22 06:59:26,786 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-22 06:59:26,786 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:58:39" (3/4) ... [2020-12-22 06:59:26,790 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-22 06:59:26,796 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure fibo [2020-12-22 06:59:26,800 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2020-12-22 06:59:26,800 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-12-22 06:59:26,801 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-22 06:59:26,801 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-22 06:59:26,834 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/recursive-simple/fibo_10-2.c-witness.graphml [2020-12-22 06:59:26,834 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-22 06:59:26,835 INFO L168 Benchmark]: Toolchain (without parser) took 47837.58 ms. Allocated memory was 151.0 MB in the beginning and 1.5 GB in the end (delta: 1.3 GB). Free memory was 126.9 MB in the beginning and 729.8 MB in the end (delta: -603.0 MB). Peak memory consumption was 700.9 MB. Max. memory is 8.0 GB. [2020-12-22 06:59:26,836 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 151.0 MB. Free memory is still 124.1 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-12-22 06:59:26,836 INFO L168 Benchmark]: CACSL2BoogieTranslator took 296.72 ms. Allocated memory is still 151.0 MB. Free memory was 126.6 MB in the beginning and 117.5 MB in the end (delta: 9.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 8.0 GB. [2020-12-22 06:59:26,837 INFO L168 Benchmark]: Boogie Procedure Inliner took 32.64 ms. Allocated memory is still 151.0 MB. Free memory was 117.5 MB in the beginning and 116.1 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2020-12-22 06:59:26,837 INFO L168 Benchmark]: Boogie Preprocessor took 19.70 ms. Allocated memory is still 151.0 MB. Free memory was 116.1 MB in the beginning and 115.2 MB in the end (delta: 918.9 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2020-12-22 06:59:26,838 INFO L168 Benchmark]: RCFGBuilder took 302.88 ms. Allocated memory is still 151.0 MB. Free memory was 115.2 MB in the beginning and 103.4 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. [2020-12-22 06:59:26,838 INFO L168 Benchmark]: TraceAbstraction took 47127.86 ms. Allocated memory was 151.0 MB in the beginning and 1.5 GB in the end (delta: 1.3 GB). Free memory was 103.0 MB in the beginning and 732.5 MB in the end (delta: -629.5 MB). Peak memory consumption was 855.1 MB. Max. memory is 8.0 GB. [2020-12-22 06:59:26,839 INFO L168 Benchmark]: Witness Printer took 48.40 ms. Allocated memory is still 1.5 GB. Free memory was 731.9 MB in the beginning and 729.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2020-12-22 06:59:26,842 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 151.0 MB. Free memory is still 124.1 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 296.72 ms. Allocated memory is still 151.0 MB. Free memory was 126.6 MB in the beginning and 117.5 MB in the end (delta: 9.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 32.64 ms. Allocated memory is still 151.0 MB. Free memory was 117.5 MB in the beginning and 116.1 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 19.70 ms. Allocated memory is still 151.0 MB. Free memory was 116.1 MB in the beginning and 115.2 MB in the end (delta: 918.9 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 302.88 ms. Allocated memory is still 151.0 MB. Free memory was 115.2 MB in the beginning and 103.4 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. * TraceAbstraction took 47127.86 ms. Allocated memory was 151.0 MB in the beginning and 1.5 GB in the end (delta: 1.3 GB). Free memory was 103.0 MB in the beginning and 732.5 MB in the end (delta: -629.5 MB). Peak memory consumption was 855.1 MB. Max. memory is 8.0 GB. * Witness Printer took 48.40 ms. Allocated memory is still 1.5 GB. Free memory was 731.9 MB in the beginning and 729.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 29]: 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: 25]: Loop Invariant Derived loop invariant: 10 <= x - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 20 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 43.3s, OverallIterations: 12, TraceHistogramMax: 179, AutomataDifference: 5.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 301 SDtfs, 788 SDslu, 2412 SDs, 0 SdLazy, 3859 SolverSat, 970 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 6254 GetRequests, 5913 SyntacticMatches, 93 SemanticMatches, 248 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2215 ImplicationChecksByTransitivity, 6.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=571occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 12 MinimizatonAttempts, 276 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 5 LocationsWithAnnotation, 983 PreInvPairs, 1742 NumberOfFragments, 153 HoareAnnotationTreeSize, 983 FomulaSimplifications, 15738 FormulaSimplificationTreeSizeReduction, 1.0s HoareSimplificationTime, 5 FomulaSimplificationsInter, 15875 FormulaSimplificationTreeSizeReductionInter, 2.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 2.0s SatisfiabilityAnalysisTime, 30.3s InterpolantComputationTime, 8837 NumberOfCodeBlocks, 7476 NumberOfCodeBlocksAsserted, 128 NumberOfCheckSat, 8815 ConstructedInterpolants, 0 QuantifiedInterpolants, 18877369 SizeOfPredicates, 58 NumberOfNonLiveVariables, 6996 ConjunctsInSsa, 826 ConjunctsInUnsatCore, 22 InterpolantComputations, 2 PerfectInterpolantSequences, 384986/474624 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...