/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/eca-rers2012/Problem16_label40.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-4f750a8 [2020-12-22 02:17:29,427 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-22 02:17:29,430 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-22 02:17:29,474 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2020-12-22 02:17:29,549 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-22 02:17:29,577 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-22 02:17:29,577 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-22 02:17:29,579 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-22 02:17:29,579 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-22 02:17:29,579 INFO L138 SettingsManager]: * Use SBE=true [2020-12-22 02:17:29,580 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-22 02:17:29,580 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-22 02:17:29,580 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-22 02:17:29,581 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-22 02:17:29,581 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-22 02:17:29,581 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-22 02:17:29,581 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-22 02:17:29,582 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-22 02:17:29,582 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-22 02:17:29,583 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-22 02:17:29,583 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-22 02:17:29,583 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-22 02:17:29,584 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 02:17:29,584 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-22 02:17:29,584 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-22 02:17:29,585 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-22 02:17:29,585 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-22 02:17:29,585 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-22 02:17:29,585 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-22 02:17:29,586 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-22 02:17:29,586 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-22 02:17:29,939 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-22 02:17:29,975 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-22 02:17:29,979 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-22 02:17:29,981 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-22 02:17:29,981 INFO L275 PluginConnector]: CDTParser initialized [2020-12-22 02:17:29,982 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label40.c [2020-12-22 02:17:30,068 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e7d024bf7/918be483f69a47a696071a1930d471ec/FLAGdb0fcaf3c [2020-12-22 02:17:30,894 INFO L306 CDTParser]: Found 1 translation units. [2020-12-22 02:17:30,895 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label40.c [2020-12-22 02:17:30,926 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e7d024bf7/918be483f69a47a696071a1930d471ec/FLAGdb0fcaf3c [2020-12-22 02:17:31,023 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e7d024bf7/918be483f69a47a696071a1930d471ec [2020-12-22 02:17:31,028 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-22 02:17:31,031 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-22 02:17:31,035 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-22 02:17:31,036 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-22 02:17:31,041 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-22 02:17:31,043 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 02:17:31" (1/1) ... [2020-12-22 02:17:31,045 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@629b2f29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:17:31, skipping insertion in model container [2020-12-22 02:17:31,045 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 02:17:31" (1/1) ... [2020-12-22 02:17:31,060 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-22 02:17:31,159 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-22 02:17:31,433 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/eca-rers2012/Problem16_label40.c[6583,6596] [2020-12-22 02:17:31,922 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 02:17:31,932 INFO L203 MainTranslator]: Completed pre-run [2020-12-22 02:17:31,961 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/eca-rers2012/Problem16_label40.c[6583,6596] [2020-12-22 02:17:32,142 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 02:17:32,167 INFO L208 MainTranslator]: Completed translation [2020-12-22 02:17:32,169 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:17:32 WrapperNode [2020-12-22 02:17:32,169 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-22 02:17:32,171 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-22 02:17:32,171 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-22 02:17:32,171 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-22 02:17:32,180 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:17:32" (1/1) ... [2020-12-22 02:17:32,242 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:17:32" (1/1) ... [2020-12-22 02:17:32,421 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-22 02:17:32,425 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-22 02:17:32,425 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-22 02:17:32,430 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-22 02:17:32,440 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:17:32" (1/1) ... [2020-12-22 02:17:32,441 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:17:32" (1/1) ... [2020-12-22 02:17:32,462 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:17:32" (1/1) ... [2020-12-22 02:17:32,463 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:17:32" (1/1) ... [2020-12-22 02:17:32,524 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:17:32" (1/1) ... [2020-12-22 02:17:32,546 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:17:32" (1/1) ... [2020-12-22 02:17:32,570 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:17:32" (1/1) ... [2020-12-22 02:17:32,600 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-22 02:17:32,601 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-22 02:17:32,601 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-22 02:17:32,601 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-22 02:17:32,605 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:17:32" (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 02:17:32,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-22 02:17:32,705 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-22 02:17:32,705 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-22 02:17:32,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-22 02:17:35,073 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-22 02:17:35,074 INFO L299 CfgBuilder]: Removed 9 assume(true) statements. [2020-12-22 02:17:35,076 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 02:17:35 BoogieIcfgContainer [2020-12-22 02:17:35,076 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-22 02:17:35,078 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-22 02:17:35,079 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-22 02:17:35,082 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-22 02:17:35,083 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 02:17:31" (1/3) ... [2020-12-22 02:17:35,084 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e66eeb0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 02:17:35, skipping insertion in model container [2020-12-22 02:17:35,084 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:17:32" (2/3) ... [2020-12-22 02:17:35,084 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e66eeb0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 02:17:35, skipping insertion in model container [2020-12-22 02:17:35,084 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 02:17:35" (3/3) ... [2020-12-22 02:17:35,086 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem16_label40.c [2020-12-22 02:17:35,093 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-22 02:17:35,099 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-22 02:17:35,120 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-22 02:17:35,151 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-22 02:17:35,152 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-22 02:17:35,152 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-22 02:17:35,152 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-22 02:17:35,152 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-22 02:17:35,152 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-22 02:17:35,153 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-22 02:17:35,153 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-22 02:17:35,178 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states. [2020-12-22 02:17:35,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-12-22 02:17:35,188 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 02:17:35,189 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 02:17:35,189 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 02:17:35,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 02:17:35,196 INFO L82 PathProgramCache]: Analyzing trace with hash -696204111, now seen corresponding path program 1 times [2020-12-22 02:17:35,207 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 02:17:35,207 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2055694733] [2020-12-22 02:17:35,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 02:17:35,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 02:17:35,576 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 02:17:35,577 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2055694733] [2020-12-22 02:17:35,579 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 02:17:35,579 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 02:17:35,580 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2103558549] [2020-12-22 02:17:35,586 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 02:17:35,586 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 02:17:35,604 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 02:17:35,606 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 02:17:35,609 INFO L87 Difference]: Start difference. First operand 396 states. Second operand 3 states. [2020-12-22 02:17:37,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 02:17:37,680 INFO L93 Difference]: Finished difference Result 1122 states and 2103 transitions. [2020-12-22 02:17:37,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 02:17:37,682 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 63 [2020-12-22 02:17:37,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 02:17:37,721 INFO L225 Difference]: With dead ends: 1122 [2020-12-22 02:17:37,721 INFO L226 Difference]: Without dead ends: 662 [2020-12-22 02:17:37,731 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 02:17:37,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 662 states. [2020-12-22 02:17:37,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 662 to 662. [2020-12-22 02:17:37,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 662 states. [2020-12-22 02:17:37,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 662 states and 1046 transitions. [2020-12-22 02:17:37,833 INFO L78 Accepts]: Start accepts. Automaton has 662 states and 1046 transitions. Word has length 63 [2020-12-22 02:17:37,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 02:17:37,834 INFO L481 AbstractCegarLoop]: Abstraction has 662 states and 1046 transitions. [2020-12-22 02:17:37,834 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 02:17:37,834 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1046 transitions. [2020-12-22 02:17:37,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2020-12-22 02:17:37,840 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 02:17:37,841 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 02:17:37,841 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-22 02:17:37,841 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 02:17:37,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 02:17:37,842 INFO L82 PathProgramCache]: Analyzing trace with hash -1825534533, now seen corresponding path program 1 times [2020-12-22 02:17:37,842 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 02:17:37,843 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [262046655] [2020-12-22 02:17:37,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 02:17:37,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 02:17:38,036 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 02:17:38,037 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [262046655] [2020-12-22 02:17:38,037 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 02:17:38,037 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 02:17:38,038 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1812383358] [2020-12-22 02:17:38,039 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 02:17:38,039 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 02:17:38,040 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 02:17:38,040 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 02:17:38,040 INFO L87 Difference]: Start difference. First operand 662 states and 1046 transitions. Second operand 3 states. [2020-12-22 02:17:40,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 02:17:40,039 INFO L93 Difference]: Finished difference Result 1980 states and 3133 transitions. [2020-12-22 02:17:40,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 02:17:40,040 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 134 [2020-12-22 02:17:40,041 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 02:17:40,051 INFO L225 Difference]: With dead ends: 1980 [2020-12-22 02:17:40,051 INFO L226 Difference]: Without dead ends: 1320 [2020-12-22 02:17:40,055 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 02:17:40,057 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1320 states. [2020-12-22 02:17:40,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1320 to 1320. [2020-12-22 02:17:40,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1320 states. [2020-12-22 02:17:40,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 1320 states and 1813 transitions. [2020-12-22 02:17:40,127 INFO L78 Accepts]: Start accepts. Automaton has 1320 states and 1813 transitions. Word has length 134 [2020-12-22 02:17:40,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 02:17:40,131 INFO L481 AbstractCegarLoop]: Abstraction has 1320 states and 1813 transitions. [2020-12-22 02:17:40,131 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 02:17:40,131 INFO L276 IsEmpty]: Start isEmpty. Operand 1320 states and 1813 transitions. [2020-12-22 02:17:40,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2020-12-22 02:17:40,142 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 02:17:40,143 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 02:17:40,143 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-22 02:17:40,144 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 02:17:40,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 02:17:40,149 INFO L82 PathProgramCache]: Analyzing trace with hash -2022847261, now seen corresponding path program 1 times [2020-12-22 02:17:40,150 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 02:17:40,150 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1853049464] [2020-12-22 02:17:40,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 02:17:40,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 02:17:40,373 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 02:17:40,374 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1853049464] [2020-12-22 02:17:40,374 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 02:17:40,374 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 02:17:40,375 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [458581084] [2020-12-22 02:17:40,375 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 02:17:40,376 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 02:17:40,376 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 02:17:40,377 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 02:17:40,377 INFO L87 Difference]: Start difference. First operand 1320 states and 1813 transitions. Second operand 3 states. [2020-12-22 02:17:42,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 02:17:42,253 INFO L93 Difference]: Finished difference Result 3296 states and 4626 transitions. [2020-12-22 02:17:42,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 02:17:42,253 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 150 [2020-12-22 02:17:42,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 02:17:42,266 INFO L225 Difference]: With dead ends: 3296 [2020-12-22 02:17:42,267 INFO L226 Difference]: Without dead ends: 1978 [2020-12-22 02:17:42,270 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 02:17:42,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1978 states. [2020-12-22 02:17:42,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1978 to 1978. [2020-12-22 02:17:42,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1978 states. [2020-12-22 02:17:42,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1978 states to 1978 states and 2555 transitions. [2020-12-22 02:17:42,320 INFO L78 Accepts]: Start accepts. Automaton has 1978 states and 2555 transitions. Word has length 150 [2020-12-22 02:17:42,320 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 02:17:42,320 INFO L481 AbstractCegarLoop]: Abstraction has 1978 states and 2555 transitions. [2020-12-22 02:17:42,321 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 02:17:42,321 INFO L276 IsEmpty]: Start isEmpty. Operand 1978 states and 2555 transitions. [2020-12-22 02:17:42,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 336 [2020-12-22 02:17:42,328 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 02:17:42,328 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 02:17:42,329 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-22 02:17:42,329 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 02:17:42,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 02:17:42,330 INFO L82 PathProgramCache]: Analyzing trace with hash 1269062465, now seen corresponding path program 1 times [2020-12-22 02:17:42,330 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 02:17:42,330 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [493413623] [2020-12-22 02:17:42,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 02:17:42,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 02:17:42,811 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 286 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2020-12-22 02:17:42,812 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [493413623] [2020-12-22 02:17:42,813 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 02:17:42,813 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 02:17:42,814 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1636559497] [2020-12-22 02:17:42,816 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 02:17:42,816 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 02:17:42,817 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 02:17:42,818 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 02:17:42,818 INFO L87 Difference]: Start difference. First operand 1978 states and 2555 transitions. Second operand 3 states. [2020-12-22 02:17:44,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 02:17:44,733 INFO L93 Difference]: Finished difference Result 5270 states and 6852 transitions. [2020-12-22 02:17:44,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 02:17:44,734 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 335 [2020-12-22 02:17:44,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 02:17:44,747 INFO L225 Difference]: With dead ends: 5270 [2020-12-22 02:17:44,748 INFO L226 Difference]: Without dead ends: 2636 [2020-12-22 02:17:44,751 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 02:17:44,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2636 states. [2020-12-22 02:17:44,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2636 to 2636. [2020-12-22 02:17:44,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2636 states. [2020-12-22 02:17:44,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2636 states to 2636 states and 2881 transitions. [2020-12-22 02:17:44,817 INFO L78 Accepts]: Start accepts. Automaton has 2636 states and 2881 transitions. Word has length 335 [2020-12-22 02:17:44,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 02:17:44,817 INFO L481 AbstractCegarLoop]: Abstraction has 2636 states and 2881 transitions. [2020-12-22 02:17:44,817 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 02:17:44,818 INFO L276 IsEmpty]: Start isEmpty. Operand 2636 states and 2881 transitions. [2020-12-22 02:17:44,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 377 [2020-12-22 02:17:44,824 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 02:17:44,825 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 02:17:44,825 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-22 02:17:44,825 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 02:17:44,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 02:17:44,826 INFO L82 PathProgramCache]: Analyzing trace with hash 1691296472, now seen corresponding path program 1 times [2020-12-22 02:17:44,826 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 02:17:44,826 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [772785657] [2020-12-22 02:17:44,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 02:17:44,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 02:17:45,170 INFO L134 CoverageAnalysis]: Checked inductivity of 478 backedges. 250 proven. 0 refuted. 0 times theorem prover too weak. 228 trivial. 0 not checked. [2020-12-22 02:17:45,171 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [772785657] [2020-12-22 02:17:45,171 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 02:17:45,172 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 02:17:45,172 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1347282711] [2020-12-22 02:17:45,172 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 02:17:45,173 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 02:17:45,173 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 02:17:45,174 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 02:17:45,174 INFO L87 Difference]: Start difference. First operand 2636 states and 2881 transitions. Second operand 3 states. [2020-12-22 02:17:46,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 02:17:46,567 INFO L93 Difference]: Finished difference Result 7575 states and 8299 transitions. [2020-12-22 02:17:46,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 02:17:46,567 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 376 [2020-12-22 02:17:46,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 02:17:46,594 INFO L225 Difference]: With dead ends: 7575 [2020-12-22 02:17:46,594 INFO L226 Difference]: Without dead ends: 4941 [2020-12-22 02:17:46,600 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 02:17:46,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4941 states. [2020-12-22 02:17:46,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4941 to 4939. [2020-12-22 02:17:46,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4939 states. [2020-12-22 02:17:46,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4939 states to 4939 states and 5366 transitions. [2020-12-22 02:17:46,740 INFO L78 Accepts]: Start accepts. Automaton has 4939 states and 5366 transitions. Word has length 376 [2020-12-22 02:17:46,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 02:17:46,741 INFO L481 AbstractCegarLoop]: Abstraction has 4939 states and 5366 transitions. [2020-12-22 02:17:46,741 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 02:17:46,741 INFO L276 IsEmpty]: Start isEmpty. Operand 4939 states and 5366 transitions. [2020-12-22 02:17:46,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 412 [2020-12-22 02:17:46,752 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 02:17:46,753 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 02:17:46,753 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-22 02:17:46,754 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 02:17:46,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 02:17:46,754 INFO L82 PathProgramCache]: Analyzing trace with hash 1094289315, now seen corresponding path program 1 times [2020-12-22 02:17:46,755 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 02:17:46,755 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1665394816] [2020-12-22 02:17:46,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 02:17:46,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 02:17:47,083 INFO L134 CoverageAnalysis]: Checked inductivity of 503 backedges. 275 proven. 0 refuted. 0 times theorem prover too weak. 228 trivial. 0 not checked. [2020-12-22 02:17:47,084 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1665394816] [2020-12-22 02:17:47,084 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 02:17:47,085 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 02:17:47,085 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1993575970] [2020-12-22 02:17:47,085 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 02:17:47,086 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 02:17:47,086 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 02:17:47,086 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 02:17:47,086 INFO L87 Difference]: Start difference. First operand 4939 states and 5366 transitions. Second operand 3 states. [2020-12-22 02:17:48,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 02:17:48,249 INFO L93 Difference]: Finished difference Result 11192 states and 12122 transitions. [2020-12-22 02:17:48,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 02:17:48,250 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 411 [2020-12-22 02:17:48,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 02:17:48,281 INFO L225 Difference]: With dead ends: 11192 [2020-12-22 02:17:48,281 INFO L226 Difference]: Without dead ends: 6255 [2020-12-22 02:17:48,289 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 02:17:48,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6255 states. [2020-12-22 02:17:48,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6255 to 6255. [2020-12-22 02:17:48,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6255 states. [2020-12-22 02:17:48,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6255 states to 6255 states and 6633 transitions. [2020-12-22 02:17:48,473 INFO L78 Accepts]: Start accepts. Automaton has 6255 states and 6633 transitions. Word has length 411 [2020-12-22 02:17:48,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 02:17:48,474 INFO L481 AbstractCegarLoop]: Abstraction has 6255 states and 6633 transitions. [2020-12-22 02:17:48,474 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 02:17:48,474 INFO L276 IsEmpty]: Start isEmpty. Operand 6255 states and 6633 transitions. [2020-12-22 02:17:48,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 526 [2020-12-22 02:17:48,489 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 02:17:48,490 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 02:17:48,490 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-22 02:17:48,491 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 02:17:48,492 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 02:17:48,492 INFO L82 PathProgramCache]: Analyzing trace with hash 1452955206, now seen corresponding path program 1 times [2020-12-22 02:17:48,496 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 02:17:48,497 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1777040185] [2020-12-22 02:17:48,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 02:17:48,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 02:17:49,279 INFO L134 CoverageAnalysis]: Checked inductivity of 503 backedges. 275 proven. 0 refuted. 0 times theorem prover too weak. 228 trivial. 0 not checked. [2020-12-22 02:17:49,280 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1777040185] [2020-12-22 02:17:49,280 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 02:17:49,280 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 02:17:49,281 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1805040355] [2020-12-22 02:17:49,281 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 02:17:49,282 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 02:17:49,282 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 02:17:49,282 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 02:17:49,283 INFO L87 Difference]: Start difference. First operand 6255 states and 6633 transitions. Second operand 3 states. [2020-12-22 02:17:50,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 02:17:50,587 INFO L93 Difference]: Finished difference Result 12508 states and 13272 transitions. [2020-12-22 02:17:50,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 02:17:50,588 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 525 [2020-12-22 02:17:50,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 02:17:50,620 INFO L225 Difference]: With dead ends: 12508 [2020-12-22 02:17:50,620 INFO L226 Difference]: Without dead ends: 6584 [2020-12-22 02:17:50,631 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 02:17:50,641 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6584 states. [2020-12-22 02:17:50,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6584 to 6584. [2020-12-22 02:17:50,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6584 states. [2020-12-22 02:17:50,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6584 states to 6584 states and 6970 transitions. [2020-12-22 02:17:50,768 INFO L78 Accepts]: Start accepts. Automaton has 6584 states and 6970 transitions. Word has length 525 [2020-12-22 02:17:50,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 02:17:50,769 INFO L481 AbstractCegarLoop]: Abstraction has 6584 states and 6970 transitions. [2020-12-22 02:17:50,769 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 02:17:50,769 INFO L276 IsEmpty]: Start isEmpty. Operand 6584 states and 6970 transitions. [2020-12-22 02:17:50,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 641 [2020-12-22 02:17:50,781 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 02:17:50,781 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 02:17:50,782 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-22 02:17:50,782 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 02:17:50,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 02:17:50,783 INFO L82 PathProgramCache]: Analyzing trace with hash 590277590, now seen corresponding path program 1 times [2020-12-22 02:17:50,783 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 02:17:50,783 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [614017197] [2020-12-22 02:17:50,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 02:17:50,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 02:17:51,436 INFO L134 CoverageAnalysis]: Checked inductivity of 905 backedges. 720 proven. 0 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2020-12-22 02:17:51,436 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [614017197] [2020-12-22 02:17:51,437 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 02:17:51,437 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 02:17:51,437 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1064736020] [2020-12-22 02:17:51,438 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 02:17:51,438 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 02:17:51,439 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 02:17:51,439 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 02:17:51,439 INFO L87 Difference]: Start difference. First operand 6584 states and 6970 transitions. Second operand 3 states. [2020-12-22 02:17:52,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 02:17:52,771 INFO L93 Difference]: Finished difference Result 15469 states and 16500 transitions. [2020-12-22 02:17:52,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 02:17:52,772 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 640 [2020-12-22 02:17:52,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 02:17:52,814 INFO L225 Difference]: With dead ends: 15469 [2020-12-22 02:17:52,815 INFO L226 Difference]: Without dead ends: 9545 [2020-12-22 02:17:52,826 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 02:17:52,838 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9545 states. [2020-12-22 02:17:52,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9545 to 9216. [2020-12-22 02:17:52,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9216 states. [2020-12-22 02:17:52,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9216 states to 9216 states and 9652 transitions. [2020-12-22 02:17:52,965 INFO L78 Accepts]: Start accepts. Automaton has 9216 states and 9652 transitions. Word has length 640 [2020-12-22 02:17:52,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 02:17:52,967 INFO L481 AbstractCegarLoop]: Abstraction has 9216 states and 9652 transitions. [2020-12-22 02:17:52,967 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 02:17:52,967 INFO L276 IsEmpty]: Start isEmpty. Operand 9216 states and 9652 transitions. [2020-12-22 02:17:52,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 704 [2020-12-22 02:17:52,979 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 02:17:52,980 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 02:17:52,980 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-22 02:17:52,980 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 02:17:52,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 02:17:52,981 INFO L82 PathProgramCache]: Analyzing trace with hash -1262186544, now seen corresponding path program 1 times [2020-12-22 02:17:52,981 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 02:17:52,982 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1898252987] [2020-12-22 02:17:52,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 02:17:53,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 02:17:53,654 INFO L134 CoverageAnalysis]: Checked inductivity of 997 backedges. 769 proven. 0 refuted. 0 times theorem prover too weak. 228 trivial. 0 not checked. [2020-12-22 02:17:53,654 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1898252987] [2020-12-22 02:17:53,655 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 02:17:53,655 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 02:17:53,655 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [675637685] [2020-12-22 02:17:53,656 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 02:17:53,656 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 02:17:53,657 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 02:17:53,657 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 02:17:53,657 INFO L87 Difference]: Start difference. First operand 9216 states and 9652 transitions. Second operand 3 states. [2020-12-22 02:17:55,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 02:17:55,009 INFO L93 Difference]: Finished difference Result 21062 states and 22188 transitions. [2020-12-22 02:17:55,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 02:17:55,010 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 703 [2020-12-22 02:17:55,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 02:17:55,033 INFO L225 Difference]: With dead ends: 21062 [2020-12-22 02:17:55,033 INFO L226 Difference]: Without dead ends: 12177 [2020-12-22 02:17:55,046 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 02:17:55,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12177 states. [2020-12-22 02:17:55,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12177 to 10861. [2020-12-22 02:17:55,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10861 states. [2020-12-22 02:17:55,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10861 states to 10861 states and 11353 transitions. [2020-12-22 02:17:55,271 INFO L78 Accepts]: Start accepts. Automaton has 10861 states and 11353 transitions. Word has length 703 [2020-12-22 02:17:55,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 02:17:55,272 INFO L481 AbstractCegarLoop]: Abstraction has 10861 states and 11353 transitions. [2020-12-22 02:17:55,273 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 02:17:55,273 INFO L276 IsEmpty]: Start isEmpty. Operand 10861 states and 11353 transitions. [2020-12-22 02:17:55,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1002 [2020-12-22 02:17:55,293 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 02:17:55,294 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 02:17:55,294 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-12-22 02:17:55,294 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 02:17:55,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 02:17:55,295 INFO L82 PathProgramCache]: Analyzing trace with hash 547079911, now seen corresponding path program 1 times [2020-12-22 02:17:55,295 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 02:17:55,296 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1898984564] [2020-12-22 02:17:55,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 02:17:55,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 02:17:56,873 INFO L134 CoverageAnalysis]: Checked inductivity of 2051 backedges. 1450 proven. 0 refuted. 0 times theorem prover too weak. 601 trivial. 0 not checked. [2020-12-22 02:17:56,874 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1898984564] [2020-12-22 02:17:56,874 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 02:17:56,875 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 02:17:56,875 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [502639121] [2020-12-22 02:17:56,876 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 02:17:56,876 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 02:17:56,877 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 02:17:56,878 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 02:17:56,883 INFO L87 Difference]: Start difference. First operand 10861 states and 11353 transitions. Second operand 3 states. [2020-12-22 02:17:58,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 02:17:58,506 INFO L93 Difference]: Finished difference Result 24352 states and 25603 transitions. [2020-12-22 02:17:58,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 02:17:58,507 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1001 [2020-12-22 02:17:58,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 02:17:58,542 INFO L225 Difference]: With dead ends: 24352 [2020-12-22 02:17:58,543 INFO L226 Difference]: Without dead ends: 13822 [2020-12-22 02:17:58,559 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 02:17:58,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13822 states. [2020-12-22 02:17:58,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13822 to 13164. [2020-12-22 02:17:58,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13164 states. [2020-12-22 02:17:58,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13164 states to 13164 states and 13717 transitions. [2020-12-22 02:17:58,775 INFO L78 Accepts]: Start accepts. Automaton has 13164 states and 13717 transitions. Word has length 1001 [2020-12-22 02:17:58,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 02:17:58,776 INFO L481 AbstractCegarLoop]: Abstraction has 13164 states and 13717 transitions. [2020-12-22 02:17:58,777 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 02:17:58,777 INFO L276 IsEmpty]: Start isEmpty. Operand 13164 states and 13717 transitions. [2020-12-22 02:17:58,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1027 [2020-12-22 02:17:58,802 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 02:17:58,803 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 02:17:58,803 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-12-22 02:17:58,804 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 02:17:58,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 02:17:58,805 INFO L82 PathProgramCache]: Analyzing trace with hash -2022236871, now seen corresponding path program 1 times [2020-12-22 02:17:58,805 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 02:17:58,805 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1739561538] [2020-12-22 02:17:58,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 02:17:58,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 02:17:59,919 INFO L134 CoverageAnalysis]: Checked inductivity of 2176 backedges. 879 proven. 0 refuted. 0 times theorem prover too weak. 1297 trivial. 0 not checked. [2020-12-22 02:17:59,919 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1739561538] [2020-12-22 02:17:59,920 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 02:17:59,920 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 02:17:59,920 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1305354289] [2020-12-22 02:17:59,921 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 02:17:59,921 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 02:17:59,922 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 02:17:59,922 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 02:17:59,922 INFO L87 Difference]: Start difference. First operand 13164 states and 13717 transitions. Second operand 3 states. [2020-12-22 02:18:01,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 02:18:01,386 INFO L93 Difference]: Finished difference Result 26655 states and 27796 transitions. [2020-12-22 02:18:01,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 02:18:01,387 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1026 [2020-12-22 02:18:01,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 02:18:01,417 INFO L225 Difference]: With dead ends: 26655 [2020-12-22 02:18:01,417 INFO L226 Difference]: Without dead ends: 13822 [2020-12-22 02:18:01,433 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 02:18:01,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13822 states. [2020-12-22 02:18:01,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13822 to 13493. [2020-12-22 02:18:01,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13493 states. [2020-12-22 02:18:01,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13493 states to 13493 states and 14028 transitions. [2020-12-22 02:18:01,710 INFO L78 Accepts]: Start accepts. Automaton has 13493 states and 14028 transitions. Word has length 1026 [2020-12-22 02:18:01,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 02:18:01,711 INFO L481 AbstractCegarLoop]: Abstraction has 13493 states and 14028 transitions. [2020-12-22 02:18:01,712 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 02:18:01,712 INFO L276 IsEmpty]: Start isEmpty. Operand 13493 states and 14028 transitions. [2020-12-22 02:18:01,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1081 [2020-12-22 02:18:01,744 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 02:18:01,745 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 02:18:01,745 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-12-22 02:18:01,745 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 02:18:01,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 02:18:01,752 INFO L82 PathProgramCache]: Analyzing trace with hash 1173576832, now seen corresponding path program 1 times [2020-12-22 02:18:01,752 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 02:18:01,753 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [273436205] [2020-12-22 02:18:01,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 02:18:01,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 02:18:04,183 INFO L134 CoverageAnalysis]: Checked inductivity of 2178 backedges. 883 proven. 824 refuted. 0 times theorem prover too weak. 471 trivial. 0 not checked. [2020-12-22 02:18:04,184 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [273436205] [2020-12-22 02:18:04,184 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [732667661] [2020-12-22 02:18:04,184 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 02:18:04,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 02:18:04,520 INFO L263 TraceCheckSpWp]: Trace formula consists of 1289 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-22 02:18:04,555 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 02:18:06,658 INFO L134 CoverageAnalysis]: Checked inductivity of 2178 backedges. 1290 proven. 0 refuted. 0 times theorem prover too weak. 888 trivial. 0 not checked. [2020-12-22 02:18:06,659 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-22 02:18:06,659 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2020-12-22 02:18:06,659 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1507621391] [2020-12-22 02:18:06,661 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 02:18:06,661 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 02:18:06,662 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 02:18:06,663 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-12-22 02:18:06,663 INFO L87 Difference]: Start difference. First operand 13493 states and 14028 transitions. Second operand 3 states. [2020-12-22 02:18:07,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 02:18:07,941 INFO L93 Difference]: Finished difference Result 26655 states and 27723 transitions. [2020-12-22 02:18:07,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 02:18:07,942 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1080 [2020-12-22 02:18:07,943 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 02:18:07,966 INFO L225 Difference]: With dead ends: 26655 [2020-12-22 02:18:07,966 INFO L226 Difference]: Without dead ends: 13493 [2020-12-22 02:18:07,977 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1084 GetRequests, 1080 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-12-22 02:18:07,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13493 states. [2020-12-22 02:18:08,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13493 to 13493. [2020-12-22 02:18:08,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13493 states. [2020-12-22 02:18:08,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13493 states to 13493 states and 13970 transitions. [2020-12-22 02:18:08,273 INFO L78 Accepts]: Start accepts. Automaton has 13493 states and 13970 transitions. Word has length 1080 [2020-12-22 02:18:08,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 02:18:08,274 INFO L481 AbstractCegarLoop]: Abstraction has 13493 states and 13970 transitions. [2020-12-22 02:18:08,274 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 02:18:08,274 INFO L276 IsEmpty]: Start isEmpty. Operand 13493 states and 13970 transitions. [2020-12-22 02:18:08,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1368 [2020-12-22 02:18:08,319 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 02:18:08,322 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 02:18:08,537 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2020-12-22 02:18:08,538 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 02:18:08,538 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 02:18:08,539 INFO L82 PathProgramCache]: Analyzing trace with hash -418610693, now seen corresponding path program 1 times [2020-12-22 02:18:08,539 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 02:18:08,541 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [189267540] [2020-12-22 02:18:08,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 02:18:08,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 02:18:10,194 INFO L134 CoverageAnalysis]: Checked inductivity of 3255 backedges. 426 proven. 0 refuted. 0 times theorem prover too weak. 2829 trivial. 0 not checked. [2020-12-22 02:18:10,194 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [189267540] [2020-12-22 02:18:10,195 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 02:18:10,195 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-12-22 02:18:10,195 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [737934127] [2020-12-22 02:18:10,196 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-22 02:18:10,197 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 02:18:10,197 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-22 02:18:10,197 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2020-12-22 02:18:10,198 INFO L87 Difference]: Start difference. First operand 13493 states and 13970 transitions. Second operand 6 states. [2020-12-22 02:18:11,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 02:18:11,166 INFO L93 Difference]: Finished difference Result 26421 states and 27361 transitions. [2020-12-22 02:18:11,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-22 02:18:11,167 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 1367 [2020-12-22 02:18:11,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 02:18:11,189 INFO L225 Difference]: With dead ends: 26421 [2020-12-22 02:18:11,189 INFO L226 Difference]: Without dead ends: 13164 [2020-12-22 02:18:11,198 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2020-12-22 02:18:11,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13164 states. [2020-12-22 02:18:11,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13164 to 13164. [2020-12-22 02:18:11,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13164 states. [2020-12-22 02:18:11,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13164 states to 13164 states and 13617 transitions. [2020-12-22 02:18:11,377 INFO L78 Accepts]: Start accepts. Automaton has 13164 states and 13617 transitions. Word has length 1367 [2020-12-22 02:18:11,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 02:18:11,378 INFO L481 AbstractCegarLoop]: Abstraction has 13164 states and 13617 transitions. [2020-12-22 02:18:11,378 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-22 02:18:11,379 INFO L276 IsEmpty]: Start isEmpty. Operand 13164 states and 13617 transitions. [2020-12-22 02:18:11,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1399 [2020-12-22 02:18:11,412 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 02:18:11,413 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 02:18:11,414 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-12-22 02:18:11,414 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 02:18:11,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 02:18:11,415 INFO L82 PathProgramCache]: Analyzing trace with hash 370818747, now seen corresponding path program 1 times [2020-12-22 02:18:11,415 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 02:18:11,415 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2021362392] [2020-12-22 02:18:11,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 02:18:11,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 02:18:13,809 INFO L134 CoverageAnalysis]: Checked inductivity of 3052 backedges. 2219 proven. 0 refuted. 0 times theorem prover too weak. 833 trivial. 0 not checked. [2020-12-22 02:18:13,811 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2021362392] [2020-12-22 02:18:13,811 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 02:18:13,811 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-22 02:18:13,811 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [625300670] [2020-12-22 02:18:13,812 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 02:18:13,813 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 02:18:13,813 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 02:18:13,813 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-22 02:18:13,814 INFO L87 Difference]: Start difference. First operand 13164 states and 13617 transitions. Second operand 5 states. [2020-12-22 02:18:16,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 02:18:16,891 INFO L93 Difference]: Finished difference Result 26664 states and 27576 transitions. [2020-12-22 02:18:16,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-22 02:18:16,892 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 1398 [2020-12-22 02:18:16,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 02:18:16,916 INFO L225 Difference]: With dead ends: 26664 [2020-12-22 02:18:16,916 INFO L226 Difference]: Without dead ends: 13831 [2020-12-22 02:18:16,925 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-12-22 02:18:16,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13831 states. [2020-12-22 02:18:17,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13831 to 13164. [2020-12-22 02:18:17,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13164 states. [2020-12-22 02:18:17,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13164 states to 13164 states and 13606 transitions. [2020-12-22 02:18:17,099 INFO L78 Accepts]: Start accepts. Automaton has 13164 states and 13606 transitions. Word has length 1398 [2020-12-22 02:18:17,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 02:18:17,101 INFO L481 AbstractCegarLoop]: Abstraction has 13164 states and 13606 transitions. [2020-12-22 02:18:17,101 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 02:18:17,101 INFO L276 IsEmpty]: Start isEmpty. Operand 13164 states and 13606 transitions. [2020-12-22 02:18:17,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1407 [2020-12-22 02:18:17,131 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 02:18:17,132 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 02:18:17,132 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-12-22 02:18:17,132 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 02:18:17,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 02:18:17,133 INFO L82 PathProgramCache]: Analyzing trace with hash 347994138, now seen corresponding path program 1 times [2020-12-22 02:18:17,133 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 02:18:17,133 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1248228623] [2020-12-22 02:18:17,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 02:18:17,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 02:18:18,601 INFO L134 CoverageAnalysis]: Checked inductivity of 3255 backedges. 426 proven. 0 refuted. 0 times theorem prover too weak. 2829 trivial. 0 not checked. [2020-12-22 02:18:18,601 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1248228623] [2020-12-22 02:18:18,602 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 02:18:18,602 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 02:18:18,602 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1519838871] [2020-12-22 02:18:18,603 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 02:18:18,603 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 02:18:18,604 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 02:18:18,604 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 02:18:18,604 INFO L87 Difference]: Start difference. First operand 13164 states and 13606 transitions. Second operand 3 states. [2020-12-22 02:18:19,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 02:18:19,983 INFO L93 Difference]: Finished difference Result 28629 states and 29599 transitions. [2020-12-22 02:18:19,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 02:18:19,984 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1406 [2020-12-22 02:18:19,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 02:18:19,996 INFO L225 Difference]: With dead ends: 28629 [2020-12-22 02:18:19,996 INFO L226 Difference]: Without dead ends: 13822 [2020-12-22 02:18:20,006 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 02:18:20,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13822 states. [2020-12-22 02:18:20,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13822 to 12177. [2020-12-22 02:18:20,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12177 states. [2020-12-22 02:18:20,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12177 states to 12177 states and 12492 transitions. [2020-12-22 02:18:20,158 INFO L78 Accepts]: Start accepts. Automaton has 12177 states and 12492 transitions. Word has length 1406 [2020-12-22 02:18:20,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 02:18:20,159 INFO L481 AbstractCegarLoop]: Abstraction has 12177 states and 12492 transitions. [2020-12-22 02:18:20,160 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 02:18:20,160 INFO L276 IsEmpty]: Start isEmpty. Operand 12177 states and 12492 transitions. [2020-12-22 02:18:20,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1628 [2020-12-22 02:18:20,190 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 02:18:20,192 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 02:18:20,193 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-12-22 02:18:20,193 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 02:18:20,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 02:18:20,194 INFO L82 PathProgramCache]: Analyzing trace with hash 370183336, now seen corresponding path program 1 times [2020-12-22 02:18:20,195 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 02:18:20,195 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [679600964] [2020-12-22 02:18:20,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 02:18:20,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 02:18:21,973 INFO L134 CoverageAnalysis]: Checked inductivity of 5184 backedges. 1229 proven. 0 refuted. 0 times theorem prover too weak. 3955 trivial. 0 not checked. [2020-12-22 02:18:21,973 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [679600964] [2020-12-22 02:18:21,973 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 02:18:21,974 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 02:18:21,974 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1203337619] [2020-12-22 02:18:21,975 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 02:18:21,975 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 02:18:21,975 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 02:18:21,975 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 02:18:21,975 INFO L87 Difference]: Start difference. First operand 12177 states and 12492 transitions. Second operand 3 states. [2020-12-22 02:18:23,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 02:18:23,369 INFO L93 Difference]: Finished difference Result 24023 states and 24651 transitions. [2020-12-22 02:18:23,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 02:18:23,370 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1627 [2020-12-22 02:18:23,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 02:18:23,381 INFO L225 Difference]: With dead ends: 24023 [2020-12-22 02:18:23,381 INFO L226 Difference]: Without dead ends: 12177 [2020-12-22 02:18:23,388 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 02:18:23,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12177 states. [2020-12-22 02:18:23,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12177 to 12177. [2020-12-22 02:18:23,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12177 states. [2020-12-22 02:18:23,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12177 states to 12177 states and 12410 transitions. [2020-12-22 02:18:23,518 INFO L78 Accepts]: Start accepts. Automaton has 12177 states and 12410 transitions. Word has length 1627 [2020-12-22 02:18:23,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 02:18:23,519 INFO L481 AbstractCegarLoop]: Abstraction has 12177 states and 12410 transitions. [2020-12-22 02:18:23,520 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 02:18:23,520 INFO L276 IsEmpty]: Start isEmpty. Operand 12177 states and 12410 transitions. [2020-12-22 02:18:23,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1789 [2020-12-22 02:18:23,557 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 02:18:23,558 INFO L422 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 02:18:23,558 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-12-22 02:18:23,558 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 02:18:23,559 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 02:18:23,559 INFO L82 PathProgramCache]: Analyzing trace with hash -299278861, now seen corresponding path program 1 times [2020-12-22 02:18:23,560 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 02:18:23,560 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2024460283] [2020-12-22 02:18:23,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 02:18:23,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 02:18:26,607 INFO L134 CoverageAnalysis]: Checked inductivity of 6420 backedges. 4048 proven. 156 refuted. 0 times theorem prover too weak. 2216 trivial. 0 not checked. [2020-12-22 02:18:26,607 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2024460283] [2020-12-22 02:18:26,607 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2111628258] [2020-12-22 02:18:26,608 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 02:18:27,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 02:18:27,136 INFO L263 TraceCheckSpWp]: Trace formula consists of 2098 conjuncts, 7 conjunts are in the unsatisfiable core [2020-12-22 02:18:27,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 02:18:32,111 INFO L134 CoverageAnalysis]: Checked inductivity of 6420 backedges. 2575 proven. 201 refuted. 0 times theorem prover too weak. 3644 trivial. 0 not checked. [2020-12-22 02:18:32,111 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 02:18:32,112 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 3] total 7 [2020-12-22 02:18:32,114 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2054202826] [2020-12-22 02:18:32,117 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-22 02:18:32,117 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 02:18:32,117 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-22 02:18:32,118 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-12-22 02:18:32,118 INFO L87 Difference]: Start difference. First operand 12177 states and 12410 transitions. Second operand 7 states. [2020-12-22 02:18:39,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 02:18:39,071 INFO L93 Difference]: Finished difference Result 28298 states and 28863 transitions. [2020-12-22 02:18:39,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-22 02:18:39,072 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 1788 [2020-12-22 02:18:39,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 02:18:39,072 INFO L225 Difference]: With dead ends: 28298 [2020-12-22 02:18:39,072 INFO L226 Difference]: Without dead ends: 0 [2020-12-22 02:18:39,087 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1801 GetRequests, 1793 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2020-12-22 02:18:39,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-22 02:18:39,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-22 02:18:39,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-22 02:18:39,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-22 02:18:39,088 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1788 [2020-12-22 02:18:39,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 02:18:39,088 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-22 02:18:39,088 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-12-22 02:18:39,088 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-22 02:18:39,089 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-22 02:18:39,289 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2020-12-22 02:18:39,293 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-22 02:18:39,451 WARN L197 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 82 [2020-12-22 02:18:40,336 WARN L197 SmtUtils]: Spent 686.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 62 [2020-12-22 02:18:41,150 WARN L197 SmtUtils]: Spent 811.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 62 [2020-12-22 02:18:41,946 WARN L197 SmtUtils]: Spent 791.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 62 [2020-12-22 02:18:41,951 INFO L189 CegarLoopUtils]: For program point L762(lines 762 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,951 INFO L189 CegarLoopUtils]: For program point L696(lines 696 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,951 INFO L189 CegarLoopUtils]: For program point L564(lines 564 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,951 INFO L189 CegarLoopUtils]: For program point L366(lines 366 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,951 INFO L189 CegarLoopUtils]: For program point L1357(lines 1357 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,952 INFO L189 CegarLoopUtils]: For program point L300(lines 300 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,952 INFO L189 CegarLoopUtils]: For program point L1159(lines 1159 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,952 INFO L189 CegarLoopUtils]: For program point L1556(lines 1556 1773) no Hoare annotation was computed. [2020-12-22 02:18:41,952 INFO L189 CegarLoopUtils]: For program point L499(lines 499 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,952 INFO L189 CegarLoopUtils]: For program point L169-1(lines 33 1502) no Hoare annotation was computed. [2020-12-22 02:18:41,952 INFO L189 CegarLoopUtils]: For program point L103-1(lines 33 1502) no Hoare annotation was computed. [2020-12-22 02:18:41,952 INFO L189 CegarLoopUtils]: For program point L37-1(lines 33 1502) no Hoare annotation was computed. [2020-12-22 02:18:41,952 INFO L189 CegarLoopUtils]: For program point L1028(lines 1028 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,953 INFO L189 CegarLoopUtils]: For program point L434(lines 434 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,953 INFO L189 CegarLoopUtils]: For program point L1425(lines 1425 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,953 INFO L189 CegarLoopUtils]: For program point L170(line 170) no Hoare annotation was computed. [2020-12-22 02:18:41,953 INFO L189 CegarLoopUtils]: For program point L104(line 104) no Hoare annotation was computed. [2020-12-22 02:18:41,953 INFO L189 CegarLoopUtils]: For program point L38(line 38) no Hoare annotation was computed. [2020-12-22 02:18:41,954 INFO L189 CegarLoopUtils]: For program point L1756(lines 1756 1773) no Hoare annotation was computed. [2020-12-22 02:18:41,954 INFO L189 CegarLoopUtils]: For program point L1096(lines 1096 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,954 INFO L189 CegarLoopUtils]: For program point L964(lines 964 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,954 INFO L189 CegarLoopUtils]: For program point L898(lines 898 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,954 INFO L189 CegarLoopUtils]: For program point L832(lines 832 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,954 INFO L189 CegarLoopUtils]: For program point L634(lines 634 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,954 INFO L189 CegarLoopUtils]: For program point L172-1(lines 33 1502) no Hoare annotation was computed. [2020-12-22 02:18:41,954 INFO L189 CegarLoopUtils]: For program point L106-1(lines 33 1502) no Hoare annotation was computed. [2020-12-22 02:18:41,955 INFO L189 CegarLoopUtils]: For program point L40-1(lines 33 1502) no Hoare annotation was computed. [2020-12-22 02:18:41,955 INFO L189 CegarLoopUtils]: For program point L701(lines 701 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,955 INFO L189 CegarLoopUtils]: For program point L1692(lines 1692 1773) no Hoare annotation was computed. [2020-12-22 02:18:41,955 INFO L189 CegarLoopUtils]: For program point L1626(lines 1626 1773) no Hoare annotation was computed. [2020-12-22 02:18:41,955 INFO L189 CegarLoopUtils]: For program point L1494(lines 1494 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,955 INFO L189 CegarLoopUtils]: For program point L437(lines 437 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,955 INFO L189 CegarLoopUtils]: For program point L371(lines 371 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,955 INFO L189 CegarLoopUtils]: For program point L1296(lines 1296 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,955 INFO L189 CegarLoopUtils]: For program point L239(lines 239 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,955 INFO L189 CegarLoopUtils]: For program point L1230(lines 1230 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,955 INFO L189 CegarLoopUtils]: For program point L173(line 173) no Hoare annotation was computed. [2020-12-22 02:18:41,955 INFO L189 CegarLoopUtils]: For program point L107(line 107) no Hoare annotation was computed. [2020-12-22 02:18:41,955 INFO L189 CegarLoopUtils]: For program point L41(line 41) no Hoare annotation was computed. [2020-12-22 02:18:41,955 INFO L189 CegarLoopUtils]: For program point L768(lines 768 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,956 INFO L189 CegarLoopUtils]: For program point L570(lines 570 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,956 INFO L189 CegarLoopUtils]: For program point L1363(lines 1363 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,956 INFO L189 CegarLoopUtils]: For program point L1165(lines 1165 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,956 INFO L189 CegarLoopUtils]: For program point L505(lines 505 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,956 INFO L189 CegarLoopUtils]: For program point L307(lines 307 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,956 INFO L189 CegarLoopUtils]: For program point L175-1(lines 33 1502) no Hoare annotation was computed. [2020-12-22 02:18:41,956 INFO L189 CegarLoopUtils]: For program point L109-1(lines 33 1502) no Hoare annotation was computed. [2020-12-22 02:18:41,956 INFO L189 CegarLoopUtils]: For program point L43-1(lines 33 1502) no Hoare annotation was computed. [2020-12-22 02:18:41,956 INFO L189 CegarLoopUtils]: For program point L1563(lines 1563 1773) no Hoare annotation was computed. [2020-12-22 02:18:41,956 INFO L189 CegarLoopUtils]: For program point L176(line 176) no Hoare annotation was computed. [2020-12-22 02:18:41,956 INFO L189 CegarLoopUtils]: For program point L110(line 110) no Hoare annotation was computed. [2020-12-22 02:18:41,956 INFO L189 CegarLoopUtils]: For program point L44(line 44) no Hoare annotation was computed. [2020-12-22 02:18:41,956 INFO L189 CegarLoopUtils]: For program point L1035(lines 1035 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,957 INFO L189 CegarLoopUtils]: For program point L1762(lines 1762 1773) no Hoare annotation was computed. [2020-12-22 02:18:41,957 INFO L189 CegarLoopUtils]: For program point L1432(lines 1432 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,957 INFO L189 CegarLoopUtils]: For program point L1102(lines 1102 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,957 INFO L189 CegarLoopUtils]: For program point L904(lines 904 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,957 INFO L189 CegarLoopUtils]: For program point L838(lines 838 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,957 INFO L189 CegarLoopUtils]: For program point L706(lines 706 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,957 INFO L189 CegarLoopUtils]: For program point L1697(lines 1697 1773) no Hoare annotation was computed. [2020-12-22 02:18:41,957 INFO L189 CegarLoopUtils]: For program point L1301(lines 1301 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,957 INFO L189 CegarLoopUtils]: For program point L178-1(lines 33 1502) no Hoare annotation was computed. [2020-12-22 02:18:41,957 INFO L189 CegarLoopUtils]: For program point L112-1(lines 33 1502) no Hoare annotation was computed. [2020-12-22 02:18:41,957 INFO L189 CegarLoopUtils]: For program point L46-1(lines 33 1502) no Hoare annotation was computed. [2020-12-22 02:18:41,957 INFO L189 CegarLoopUtils]: For program point L971(lines 971 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,957 INFO L189 CegarLoopUtils]: For program point L773(lines 773 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,957 INFO L189 CegarLoopUtils]: For program point L641(lines 641 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,958 INFO L189 CegarLoopUtils]: For program point L1632(lines 1632 1773) no Hoare annotation was computed. [2020-12-22 02:18:41,958 INFO L189 CegarLoopUtils]: For program point L377(lines 377 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,958 INFO L189 CegarLoopUtils]: For program point L1368(lines 1368 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,958 INFO L189 CegarLoopUtils]: For program point L245(lines 245 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,958 INFO L189 CegarLoopUtils]: For program point L179(line 179) no Hoare annotation was computed. [2020-12-22 02:18:41,958 INFO L189 CegarLoopUtils]: For program point L1170(lines 1170 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,958 INFO L189 CegarLoopUtils]: For program point L113(line 113) no Hoare annotation was computed. [2020-12-22 02:18:41,958 INFO L189 CegarLoopUtils]: For program point L47(line 47) no Hoare annotation was computed. [2020-12-22 02:18:41,959 INFO L185 CegarLoopUtils]: At program point L1501(lines 33 1502) the Hoare annotation is: (let ((.cse9 (<= (+ ~a18~0 156) 0)) (.cse11 (<= ~a16~0 8)) (.cse10 (<= ~a16~0 11)) (.cse4 (= ~a12~0 9)) (.cse6 (= ~a16~0 9)) (.cse14 (= ~a12~0 6)) (.cse15 (= ~a15~0 3)) (.cse8 (= ~a12~0 8)) (.cse1 (<= ~a18~0 134)) (.cse2 (< 0 (+ ~a18~0 79))) (.cse0 (= 7 ~a12~0)) (.cse5 (<= (+ ~a18~0 87) 0)) (.cse3 (= ~a16~0 8)) (.cse12 (<= 11 ~a16~0)) (.cse13 (<= ~a12~0 5)) (.cse7 (<= ~a15~0 3))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse3) (and .cse6 .cse7) (and .cse8 .cse9 .cse3) (and .cse4 .cse5 .cse7) (and .cse6 .cse0) (and .cse4 .cse2 .cse7) (and .cse8 .cse9 .cse7) (and .cse4 .cse10 .cse7) (and .cse11 .cse7) (and .cse12 .cse8 .cse7) (and .cse4 .cse11 .cse2) (and .cse6 .cse8) (and (<= 4 ~a15~0) .cse10 .cse13) (and .cse0 .cse7) (and .cse14 .cse10) (and .cse4 .cse6) (and .cse14 .cse2 .cse7) (and .cse15 .cse8) (and .cse15 .cse2 (= 5 ~a12~0)) (and .cse8 .cse1 .cse2 .cse3) (and .cse0 .cse5 .cse3) (and .cse12 .cse13 .cse7))) [2020-12-22 02:18:41,959 INFO L189 CegarLoopUtils]: For program point L444(lines 444 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,959 INFO L189 CegarLoopUtils]: For program point L1237(lines 1237 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,959 INFO L189 CegarLoopUtils]: For program point L577(lines 577 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,959 INFO L189 CegarLoopUtils]: For program point L511(lines 511 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,959 INFO L189 CegarLoopUtils]: For program point L313(lines 313 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,959 INFO L189 CegarLoopUtils]: For program point L181-1(lines 33 1502) no Hoare annotation was computed. [2020-12-22 02:18:41,959 INFO L189 CegarLoopUtils]: For program point L115-1(lines 33 1502) no Hoare annotation was computed. [2020-12-22 02:18:41,960 INFO L189 CegarLoopUtils]: For program point L49-1(lines 33 1502) no Hoare annotation was computed. [2020-12-22 02:18:41,960 INFO L189 CegarLoopUtils]: For program point L1767(lines 1767 1773) no Hoare annotation was computed. [2020-12-22 02:18:41,960 INFO L189 CegarLoopUtils]: For program point L1569(lines 1569 1773) no Hoare annotation was computed. [2020-12-22 02:18:41,960 INFO L189 CegarLoopUtils]: For program point L182(line 182) no Hoare annotation was computed. [2020-12-22 02:18:41,960 INFO L189 CegarLoopUtils]: For program point L116(line 116) no Hoare annotation was computed. [2020-12-22 02:18:41,960 INFO L189 CegarLoopUtils]: For program point L1107(lines 1107 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,960 INFO L189 CegarLoopUtils]: For program point L50(line 50) no Hoare annotation was computed. [2020-12-22 02:18:41,960 INFO L189 CegarLoopUtils]: For program point L1041(lines 1041 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,960 INFO L189 CegarLoopUtils]: For program point L909(lines 909 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,960 INFO L189 CegarLoopUtils]: For program point L1438(lines 1438 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,960 INFO L189 CegarLoopUtils]: For program point L844(lines 844 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,961 INFO L189 CegarLoopUtils]: For program point L1703(lines 1703 1773) no Hoare annotation was computed. [2020-12-22 02:18:41,961 INFO L189 CegarLoopUtils]: For program point L646(lines 646 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,961 INFO L189 CegarLoopUtils]: For program point L1307(lines 1307 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,961 INFO L189 CegarLoopUtils]: For program point L250(lines 250 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,961 INFO L189 CegarLoopUtils]: For program point L184-1(lines 33 1502) no Hoare annotation was computed. [2020-12-22 02:18:41,961 INFO L189 CegarLoopUtils]: For program point L118-1(lines 33 1502) no Hoare annotation was computed. [2020-12-22 02:18:41,961 INFO L189 CegarLoopUtils]: For program point L52-1(lines 33 1502) no Hoare annotation was computed. [2020-12-22 02:18:41,961 INFO L189 CegarLoopUtils]: For program point L977(lines 977 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,961 INFO L189 CegarLoopUtils]: For program point L779(lines 779 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,961 INFO L189 CegarLoopUtils]: For program point L713(lines 713 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,961 INFO L189 CegarLoopUtils]: For program point L1638(lines 1638 1773) no Hoare annotation was computed. [2020-12-22 02:18:41,961 INFO L189 CegarLoopUtils]: For program point L383(lines 383 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,961 INFO L189 CegarLoopUtils]: For program point L1374(lines 1374 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,961 INFO L189 CegarLoopUtils]: For program point L185(line 185) no Hoare annotation was computed. [2020-12-22 02:18:41,962 INFO L189 CegarLoopUtils]: For program point L1176(lines 1176 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,962 INFO L189 CegarLoopUtils]: For program point L119(line 119) no Hoare annotation was computed. [2020-12-22 02:18:41,962 INFO L189 CegarLoopUtils]: For program point L53(line 53) no Hoare annotation was computed. [2020-12-22 02:18:41,962 INFO L189 CegarLoopUtils]: For program point L1507(lines 1507 1773) no Hoare annotation was computed. [2020-12-22 02:18:41,962 INFO L189 CegarLoopUtils]: For program point L450(lines 450 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,962 INFO L189 CegarLoopUtils]: For program point L583(lines 583 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,962 INFO L189 CegarLoopUtils]: For program point L319(lines 319 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,962 INFO L189 CegarLoopUtils]: For program point L1244(lines 1244 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,962 INFO L189 CegarLoopUtils]: For program point L187-1(lines 33 1502) no Hoare annotation was computed. [2020-12-22 02:18:41,962 INFO L189 CegarLoopUtils]: For program point L121-1(lines 33 1502) no Hoare annotation was computed. [2020-12-22 02:18:41,962 INFO L189 CegarLoopUtils]: For program point L55-1(lines 33 1502) no Hoare annotation was computed. [2020-12-22 02:18:41,962 INFO L189 CegarLoopUtils]: For program point L1046(lines 1046 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,962 INFO L189 CegarLoopUtils]: For program point L716(lines 716 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,962 INFO L189 CegarLoopUtils]: For program point L518(lines 518 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,962 INFO L189 CegarLoopUtils]: For program point L188(line 188) no Hoare annotation was computed. [2020-12-22 02:18:41,963 INFO L189 CegarLoopUtils]: For program point L122(line 122) no Hoare annotation was computed. [2020-12-22 02:18:41,963 INFO L189 CegarLoopUtils]: For program point L1113(lines 1113 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,963 INFO L189 CegarLoopUtils]: For program point L56(line 56) no Hoare annotation was computed. [2020-12-22 02:18:41,963 INFO L189 CegarLoopUtils]: For program point L915(lines 915 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,963 INFO L185 CegarLoopUtils]: At program point L1774(lines 1504 1775) the Hoare annotation is: (let ((.cse9 (<= (+ ~a18~0 156) 0)) (.cse11 (<= ~a16~0 8)) (.cse10 (<= ~a16~0 11)) (.cse4 (= ~a12~0 9)) (.cse6 (= ~a16~0 9)) (.cse14 (= ~a12~0 6)) (.cse15 (= ~a15~0 3)) (.cse8 (= ~a12~0 8)) (.cse1 (<= ~a18~0 134)) (.cse2 (< 0 (+ ~a18~0 79))) (.cse0 (= 7 ~a12~0)) (.cse5 (<= (+ ~a18~0 87) 0)) (.cse3 (= ~a16~0 8)) (.cse12 (<= 11 ~a16~0)) (.cse13 (<= ~a12~0 5)) (.cse7 (<= ~a15~0 3))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse3) (and .cse6 .cse7) (and .cse8 .cse9 .cse3) (and .cse4 .cse5 .cse7) (and .cse6 .cse0) (and .cse4 .cse2 .cse7) (and .cse8 .cse9 .cse7) (and .cse4 .cse10 .cse7) (and .cse11 .cse7) (and .cse12 .cse8 .cse7) (and .cse4 .cse11 .cse2) (and .cse6 .cse8) (and (<= 4 ~a15~0) .cse10 .cse13) (and .cse0 .cse7) (and .cse14 .cse10) (and .cse4 .cse6) (and .cse14 .cse2 .cse7) (and .cse15 .cse8) (and .cse15 .cse2 (= 5 ~a12~0)) (and .cse8 .cse1 .cse2 .cse3) (and .cse0 .cse5 .cse3) (and .cse12 .cse13 .cse7))) [2020-12-22 02:18:41,963 INFO L189 CegarLoopUtils]: For program point L651(lines 651 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,963 INFO L189 CegarLoopUtils]: For program point L1576(lines 1576 1773) no Hoare annotation was computed. [2020-12-22 02:18:41,963 INFO L189 CegarLoopUtils]: For program point L453(lines 453 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,963 INFO L189 CegarLoopUtils]: For program point L1444(lines 1444 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,964 INFO L189 CegarLoopUtils]: For program point L850(lines 850 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,964 INFO L189 CegarLoopUtils]: For program point L1709(lines 1709 1773) no Hoare annotation was computed. [2020-12-22 02:18:41,964 INFO L189 CegarLoopUtils]: For program point L1643(lines 1643 1773) no Hoare annotation was computed. [2020-12-22 02:18:41,964 INFO L189 CegarLoopUtils]: For program point L1313(lines 1313 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,964 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-22 02:18:41,964 INFO L189 CegarLoopUtils]: For program point L256(lines 256 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,964 INFO L189 CegarLoopUtils]: For program point L190-1(lines 33 1502) no Hoare annotation was computed. [2020-12-22 02:18:41,964 INFO L189 CegarLoopUtils]: For program point L124-1(lines 33 1502) no Hoare annotation was computed. [2020-12-22 02:18:41,964 INFO L189 CegarLoopUtils]: For program point L58-1(lines 33 1502) no Hoare annotation was computed. [2020-12-22 02:18:41,964 INFO L189 CegarLoopUtils]: For program point L785(lines 785 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,965 INFO L189 CegarLoopUtils]: For program point L1380(lines 1380 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,965 INFO L189 CegarLoopUtils]: For program point L191(line 191) no Hoare annotation was computed. [2020-12-22 02:18:41,965 INFO L189 CegarLoopUtils]: For program point L1182(lines 1182 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,965 INFO L189 CegarLoopUtils]: For program point L125(line 125) no Hoare annotation was computed. [2020-12-22 02:18:41,965 INFO L189 CegarLoopUtils]: For program point L59(line 59) no Hoare annotation was computed. [2020-12-22 02:18:41,965 INFO L189 CegarLoopUtils]: For program point L984(lines 984 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,965 INFO L192 CegarLoopUtils]: At program point L1777(lines 1777 1793) the Hoare annotation is: true [2020-12-22 02:18:41,965 INFO L189 CegarLoopUtils]: For program point L588(lines 588 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,965 INFO L189 CegarLoopUtils]: For program point L1513(lines 1513 1773) no Hoare annotation was computed. [2020-12-22 02:18:41,965 INFO L189 CegarLoopUtils]: For program point L390(lines 390 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,965 INFO L189 CegarLoopUtils]: For program point L325(lines 325 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,965 INFO L189 CegarLoopUtils]: For program point L193-1(lines 33 1502) no Hoare annotation was computed. [2020-12-22 02:18:41,966 INFO L189 CegarLoopUtils]: For program point L127-1(lines 33 1502) no Hoare annotation was computed. [2020-12-22 02:18:41,966 INFO L189 CegarLoopUtils]: For program point L61-1(lines 33 1502) no Hoare annotation was computed. [2020-12-22 02:18:41,966 INFO L189 CegarLoopUtils]: For program point L1052(lines 1052 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,966 INFO L189 CegarLoopUtils]: For program point L788(lines 788 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,966 INFO L189 CegarLoopUtils]: For program point L722(lines 722 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,966 INFO L189 CegarLoopUtils]: For program point L1251(lines 1251 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,966 INFO L189 CegarLoopUtils]: For program point L194(line 194) no Hoare annotation was computed. [2020-12-22 02:18:41,966 INFO L189 CegarLoopUtils]: For program point L1185(lines 1185 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,966 INFO L189 CegarLoopUtils]: For program point L128(line 128) no Hoare annotation was computed. [2020-12-22 02:18:41,966 INFO L189 CegarLoopUtils]: For program point L1119(lines 1119 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,966 INFO L189 CegarLoopUtils]: For program point L62(line 62) no Hoare annotation was computed. [2020-12-22 02:18:41,966 INFO L189 CegarLoopUtils]: For program point L1714(lines 1714 1773) no Hoare annotation was computed. [2020-12-22 02:18:41,966 INFO L189 CegarLoopUtils]: For program point L1648(lines 1648 1773) no Hoare annotation was computed. [2020-12-22 02:18:41,967 INFO L189 CegarLoopUtils]: For program point L525(lines 525 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,967 INFO L189 CegarLoopUtils]: For program point L459(lines 459 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,967 INFO L189 CegarLoopUtils]: For program point L1450(lines 1450 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,967 INFO L189 CegarLoopUtils]: For program point L922(lines 922 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,967 INFO L189 CegarLoopUtils]: For program point L856(lines 856 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,967 INFO L189 CegarLoopUtils]: For program point L658(lines 658 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,967 INFO L189 CegarLoopUtils]: For program point L1583(lines 1583 1773) no Hoare annotation was computed. [2020-12-22 02:18:41,967 INFO L189 CegarLoopUtils]: For program point L1385(lines 1385 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,967 INFO L189 CegarLoopUtils]: For program point L1319(lines 1319 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,967 INFO L189 CegarLoopUtils]: For program point L262(lines 262 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,968 INFO L189 CegarLoopUtils]: For program point L196-1(lines 33 1502) no Hoare annotation was computed. [2020-12-22 02:18:41,968 INFO L189 CegarLoopUtils]: For program point L130-1(lines 33 1502) no Hoare annotation was computed. [2020-12-22 02:18:41,968 INFO L189 CegarLoopUtils]: For program point L64-1(lines 33 1502) no Hoare annotation was computed. [2020-12-22 02:18:41,968 INFO L189 CegarLoopUtils]: For program point L989(lines 989 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,968 INFO L189 CegarLoopUtils]: For program point L197(line 197) no Hoare annotation was computed. [2020-12-22 02:18:41,968 INFO L189 CegarLoopUtils]: For program point L131(line 131) no Hoare annotation was computed. [2020-12-22 02:18:41,968 INFO L189 CegarLoopUtils]: For program point L65(line 65) no Hoare annotation was computed. [2020-12-22 02:18:41,968 INFO L189 CegarLoopUtils]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-22 02:18:41,968 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 206) no Hoare annotation was computed. [2020-12-22 02:18:41,968 INFO L185 CegarLoopUtils]: At program point L1783-2(lines 1783 1792) the Hoare annotation is: (let ((.cse9 (<= (+ ~a18~0 156) 0)) (.cse11 (<= ~a16~0 8)) (.cse10 (<= ~a16~0 11)) (.cse4 (= ~a12~0 9)) (.cse6 (= ~a16~0 9)) (.cse14 (= ~a12~0 6)) (.cse15 (= ~a15~0 3)) (.cse8 (= ~a12~0 8)) (.cse1 (<= ~a18~0 134)) (.cse2 (< 0 (+ ~a18~0 79))) (.cse0 (= 7 ~a12~0)) (.cse5 (<= (+ ~a18~0 87) 0)) (.cse3 (= ~a16~0 8)) (.cse12 (<= 11 ~a16~0)) (.cse13 (<= ~a12~0 5)) (.cse7 (<= ~a15~0 3))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse3) (and .cse6 .cse7) (and .cse8 .cse9 .cse3) (and .cse4 .cse5 .cse7) (and .cse6 .cse0) (and .cse4 .cse2 .cse7) (and .cse8 .cse9 .cse7) (and .cse4 .cse10 .cse7) (and .cse11 .cse7) (and .cse12 .cse8 .cse7) (and .cse4 .cse11 .cse2) (and .cse6 .cse8) (and (<= 4 ~a15~0) .cse10 .cse13) (and .cse0 .cse7) (and .cse14 .cse10) (and .cse4 .cse6) (and .cse14 .cse2 .cse7) (and .cse15 .cse8) (and .cse15 .cse2 (= 5 ~a12~0)) (and .cse8 .cse1 .cse2 .cse3) (and .cse0 .cse5 .cse3) (and .cse12 .cse13 .cse7))) [2020-12-22 02:18:41,969 INFO L189 CegarLoopUtils]: For program point L594(lines 594 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,969 INFO L189 CegarLoopUtils]: For program point L396(lines 396 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,969 INFO L189 CegarLoopUtils]: For program point L727(lines 727 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,969 INFO L189 CegarLoopUtils]: For program point L1520(lines 1520 1773) no Hoare annotation was computed. [2020-12-22 02:18:41,969 INFO L189 CegarLoopUtils]: For program point L331(lines 331 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,969 INFO L189 CegarLoopUtils]: For program point L199-1(lines 33 1502) no Hoare annotation was computed. [2020-12-22 02:18:41,969 INFO L189 CegarLoopUtils]: For program point L133-1(lines 33 1502) no Hoare annotation was computed. [2020-12-22 02:18:41,969 INFO L189 CegarLoopUtils]: For program point L1124(lines 1124 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,969 INFO L189 CegarLoopUtils]: For program point L67-1(lines 33 1502) no Hoare annotation was computed. [2020-12-22 02:18:41,969 INFO L189 CegarLoopUtils]: For program point L1058(lines 1058 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,969 INFO L189 CegarLoopUtils]: For program point L794(lines 794 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,969 INFO L189 CegarLoopUtils]: For program point L1719(lines 1719 1773) no Hoare annotation was computed. [2020-12-22 02:18:41,969 INFO L189 CegarLoopUtils]: For program point L464(lines 464 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,969 INFO L189 CegarLoopUtils]: For program point L1257(lines 1257 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,969 INFO L189 CegarLoopUtils]: For program point L200(line 200) no Hoare annotation was computed. [2020-12-22 02:18:41,970 INFO L189 CegarLoopUtils]: For program point L1191(lines 1191 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,970 INFO L189 CegarLoopUtils]: For program point L134(line 134) no Hoare annotation was computed. [2020-12-22 02:18:41,970 INFO L189 CegarLoopUtils]: For program point L68(line 68) no Hoare annotation was computed. [2020-12-22 02:18:41,970 INFO L189 CegarLoopUtils]: For program point L927(lines 927 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,970 INFO L189 CegarLoopUtils]: For program point L861(lines 861 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,970 INFO L189 CegarLoopUtils]: For program point L531(lines 531 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,970 INFO L189 CegarLoopUtils]: For program point L1456(lines 1456 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,970 INFO L189 CegarLoopUtils]: For program point L1324(lines 1324 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,970 INFO L189 CegarLoopUtils]: For program point L267(lines 267 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,970 INFO L189 CegarLoopUtils]: For program point L1655(lines 1655 1773) no Hoare annotation was computed. [2020-12-22 02:18:41,970 INFO L189 CegarLoopUtils]: For program point L1589(lines 1589 1773) no Hoare annotation was computed. [2020-12-22 02:18:41,970 INFO L189 CegarLoopUtils]: For program point L1391(lines 1391 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,971 INFO L189 CegarLoopUtils]: For program point L202-1(lines 33 1502) no Hoare annotation was computed. [2020-12-22 02:18:41,971 INFO L189 CegarLoopUtils]: For program point L136-1(lines 33 1502) no Hoare annotation was computed. [2020-12-22 02:18:41,971 INFO L189 CegarLoopUtils]: For program point L70-1(lines 33 1502) no Hoare annotation was computed. [2020-12-22 02:18:41,971 INFO L189 CegarLoopUtils]: For program point L1788(line 1788) no Hoare annotation was computed. [2020-12-22 02:18:41,971 INFO L189 CegarLoopUtils]: For program point L665(lines 665 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,971 INFO L189 CegarLoopUtils]: For program point L599(lines 599 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,971 INFO L189 CegarLoopUtils]: For program point L467(lines 467 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,971 INFO L189 CegarLoopUtils]: For program point L401(lines 401 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,971 INFO L189 CegarLoopUtils]: For program point L1260(lines 1260 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,971 INFO L189 CegarLoopUtils]: For program point L203(line 203) no Hoare annotation was computed. [2020-12-22 02:18:41,971 INFO L189 CegarLoopUtils]: For program point L137(line 137) no Hoare annotation was computed. [2020-12-22 02:18:41,971 INFO L189 CegarLoopUtils]: For program point L71(line 71) no Hoare annotation was computed. [2020-12-22 02:18:41,972 INFO L189 CegarLoopUtils]: For program point L996(lines 996 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,972 INFO L189 CegarLoopUtils]: For program point L1525(lines 1525 1773) no Hoare annotation was computed. [2020-12-22 02:18:41,972 INFO L189 CegarLoopUtils]: For program point L1459(lines 1459 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,972 INFO L189 CegarLoopUtils]: For program point L799(lines 799 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,972 INFO L189 CegarLoopUtils]: For program point L733(lines 733 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,972 INFO L189 CegarLoopUtils]: For program point L337(lines 337 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,972 INFO L189 CegarLoopUtils]: For program point L205-1(lines 33 1502) no Hoare annotation was computed. [2020-12-22 02:18:41,972 INFO L189 CegarLoopUtils]: For program point L139-1(lines 33 1502) no Hoare annotation was computed. [2020-12-22 02:18:41,972 INFO L189 CegarLoopUtils]: For program point L1130(lines 1130 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,972 INFO L189 CegarLoopUtils]: For program point L73-1(lines 33 1502) no Hoare annotation was computed. [2020-12-22 02:18:41,972 INFO L189 CegarLoopUtils]: For program point L932(lines 932 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,972 INFO L189 CegarLoopUtils]: For program point L1725(lines 1725 1773) no Hoare annotation was computed. [2020-12-22 02:18:41,972 INFO L189 CegarLoopUtils]: For program point L272(lines 272 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,972 INFO L189 CegarLoopUtils]: For program point L206(line 206) no Hoare annotation was computed. [2020-12-22 02:18:41,973 INFO L189 CegarLoopUtils]: For program point L1197(lines 1197 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,973 INFO L189 CegarLoopUtils]: For program point L140(line 140) no Hoare annotation was computed. [2020-12-22 02:18:41,973 INFO L189 CegarLoopUtils]: For program point L74(line 74) no Hoare annotation was computed. [2020-12-22 02:18:41,973 INFO L189 CegarLoopUtils]: For program point L1065(lines 1065 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,973 INFO L189 CegarLoopUtils]: For program point L867(lines 867 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,973 INFO L189 CegarLoopUtils]: For program point L537(lines 537 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,973 INFO L189 CegarLoopUtils]: For program point L1396(lines 1396 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,973 INFO L189 CegarLoopUtils]: For program point L1661(lines 1661 1773) no Hoare annotation was computed. [2020-12-22 02:18:41,973 INFO L189 CegarLoopUtils]: For program point L604(lines 604 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,973 INFO L189 CegarLoopUtils]: For program point L1595(lines 1595 1773) no Hoare annotation was computed. [2020-12-22 02:18:41,973 INFO L189 CegarLoopUtils]: For program point L1331(lines 1331 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,974 INFO L189 CegarLoopUtils]: For program point L208-1(lines 33 1502) no Hoare annotation was computed. [2020-12-22 02:18:41,974 INFO L189 CegarLoopUtils]: For program point L142-1(lines 33 1502) no Hoare annotation was computed. [2020-12-22 02:18:41,974 INFO L189 CegarLoopUtils]: For program point L76-1(lines 33 1502) no Hoare annotation was computed. [2020-12-22 02:18:41,974 INFO L189 CegarLoopUtils]: For program point L671(lines 671 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,974 INFO L189 CegarLoopUtils]: For program point L473(lines 473 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,974 INFO L189 CegarLoopUtils]: For program point L1266(lines 1266 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,974 INFO L189 CegarLoopUtils]: For program point L209(line 209) no Hoare annotation was computed. [2020-12-22 02:18:41,974 INFO L189 CegarLoopUtils]: For program point L143(line 143) no Hoare annotation was computed. [2020-12-22 02:18:41,974 INFO L189 CegarLoopUtils]: For program point L77(line 77) no Hoare annotation was computed. [2020-12-22 02:18:41,975 INFO L189 CegarLoopUtils]: For program point L738(lines 738 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,975 INFO L189 CegarLoopUtils]: For program point L1531(lines 1531 1773) no Hoare annotation was computed. [2020-12-22 02:18:41,975 INFO L189 CegarLoopUtils]: For program point L408(lines 408 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,975 INFO L189 CegarLoopUtils]: For program point L1135(lines 1135 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,975 INFO L189 CegarLoopUtils]: For program point L1003(lines 1003 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,975 INFO L189 CegarLoopUtils]: For program point L1466(lines 1466 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,975 INFO L189 CegarLoopUtils]: For program point L343(lines 343 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,975 INFO L189 CegarLoopUtils]: For program point L211-1(lines 33 1502) no Hoare annotation was computed. [2020-12-22 02:18:41,975 INFO L189 CegarLoopUtils]: For program point L145-1(lines 33 1502) no Hoare annotation was computed. [2020-12-22 02:18:41,976 INFO L189 CegarLoopUtils]: For program point L79-1(lines 33 1502) no Hoare annotation was computed. [2020-12-22 02:18:41,976 INFO L189 CegarLoopUtils]: For program point L806(lines 806 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,976 INFO L189 CegarLoopUtils]: For program point L1731(lines 1731 1773) no Hoare annotation was computed. [2020-12-22 02:18:41,976 INFO L189 CegarLoopUtils]: For program point L674(lines 674 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,976 INFO L189 CegarLoopUtils]: For program point L278(lines 278 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,976 INFO L189 CegarLoopUtils]: For program point L212(line 212) no Hoare annotation was computed. [2020-12-22 02:18:41,976 INFO L189 CegarLoopUtils]: For program point L1203(lines 1203 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,976 INFO L189 CegarLoopUtils]: For program point L146(line 146) no Hoare annotation was computed. [2020-12-22 02:18:41,976 INFO L189 CegarLoopUtils]: For program point L80(line 80) no Hoare annotation was computed. [2020-12-22 02:18:41,976 INFO L189 CegarLoopUtils]: For program point L1071(lines 1071 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,977 INFO L189 CegarLoopUtils]: For program point L939(lines 939 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,977 INFO L189 CegarLoopUtils]: For program point L873(lines 873 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,977 INFO L189 CegarLoopUtils]: For program point L1666(lines 1666 1773) no Hoare annotation was computed. [2020-12-22 02:18:41,977 INFO L189 CegarLoopUtils]: For program point L543(lines 543 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,977 INFO L189 CegarLoopUtils]: For program point L1402(lines 1402 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,977 INFO L189 CegarLoopUtils]: For program point L610(lines 610 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,977 INFO L189 CegarLoopUtils]: For program point L1601(lines 1601 1773) no Hoare annotation was computed. [2020-12-22 02:18:41,977 INFO L189 CegarLoopUtils]: For program point L1337(lines 1337 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,977 INFO L189 CegarLoopUtils]: For program point L214-1(lines 33 1502) no Hoare annotation was computed. [2020-12-22 02:18:41,977 INFO L189 CegarLoopUtils]: For program point L148-1(lines 33 1502) no Hoare annotation was computed. [2020-12-22 02:18:41,977 INFO L189 CegarLoopUtils]: For program point L82-1(lines 33 1502) no Hoare annotation was computed. [2020-12-22 02:18:41,978 INFO L189 CegarLoopUtils]: For program point L479(lines 479 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,978 INFO L189 CegarLoopUtils]: For program point L1272(lines 1272 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,978 INFO L189 CegarLoopUtils]: For program point L215(line 215) no Hoare annotation was computed. [2020-12-22 02:18:41,978 INFO L189 CegarLoopUtils]: For program point L149(line 149) no Hoare annotation was computed. [2020-12-22 02:18:41,978 INFO L189 CegarLoopUtils]: For program point L83(line 83) no Hoare annotation was computed. [2020-12-22 02:18:41,978 INFO L189 CegarLoopUtils]: For program point L744(lines 744 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,978 INFO L189 CegarLoopUtils]: For program point L1537(lines 1537 1773) no Hoare annotation was computed. [2020-12-22 02:18:41,978 INFO L189 CegarLoopUtils]: For program point L1471(lines 1471 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,978 INFO L189 CegarLoopUtils]: For program point L414(lines 414 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,978 INFO L189 CegarLoopUtils]: For program point L348(lines 348 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,978 INFO L189 CegarLoopUtils]: For program point L1141(lines 1141 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,978 INFO L189 CegarLoopUtils]: For program point L1009(lines 1009 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,978 INFO L189 CegarLoopUtils]: For program point L151-1(lines 33 1502) no Hoare annotation was computed. [2020-12-22 02:18:41,979 INFO L189 CegarLoopUtils]: For program point L85-1(lines 33 1502) no Hoare annotation was computed. [2020-12-22 02:18:41,979 INFO L189 CegarLoopUtils]: For program point L812(lines 812 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,979 INFO L189 CegarLoopUtils]: For program point L1737(lines 1737 1773) no Hoare annotation was computed. [2020-12-22 02:18:41,979 INFO L189 CegarLoopUtils]: For program point L680(lines 680 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,979 INFO L189 CegarLoopUtils]: For program point L548(lines 548 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,979 INFO L189 CegarLoopUtils]: For program point L1407(lines 1407 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,979 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-22 02:18:41,979 INFO L189 CegarLoopUtils]: For program point L284(lines 284 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,979 INFO L189 CegarLoopUtils]: For program point L152(line 152) no Hoare annotation was computed. [2020-12-22 02:18:41,979 INFO L189 CegarLoopUtils]: For program point L86(line 86) no Hoare annotation was computed. [2020-12-22 02:18:41,979 INFO L189 CegarLoopUtils]: For program point L1077(lines 1077 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,979 INFO L189 CegarLoopUtils]: For program point L945(lines 945 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,979 INFO L189 CegarLoopUtils]: For program point L879(lines 879 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,979 INFO L189 CegarLoopUtils]: For program point L1210(lines 1210 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,979 INFO L189 CegarLoopUtils]: For program point L1673(lines 1673 1773) no Hoare annotation was computed. [2020-12-22 02:18:41,980 INFO L189 CegarLoopUtils]: For program point L616(lines 616 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,980 INFO L189 CegarLoopUtils]: For program point L1607(lines 1607 1773) no Hoare annotation was computed. [2020-12-22 02:18:41,980 INFO L189 CegarLoopUtils]: For program point L1277(lines 1277 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,980 INFO L189 CegarLoopUtils]: For program point L154-1(lines 33 1502) no Hoare annotation was computed. [2020-12-22 02:18:41,980 INFO L189 CegarLoopUtils]: For program point L88-1(lines 33 1502) no Hoare annotation was computed. [2020-12-22 02:18:41,980 INFO L189 CegarLoopUtils]: For program point L1476(lines 1476 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,980 INFO L189 CegarLoopUtils]: For program point L1344(lines 1344 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,980 INFO L189 CegarLoopUtils]: For program point L155(line 155) no Hoare annotation was computed. [2020-12-22 02:18:41,980 INFO L189 CegarLoopUtils]: For program point L89(line 89) no Hoare annotation was computed. [2020-12-22 02:18:41,980 INFO L189 CegarLoopUtils]: For program point L486(lines 486 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,980 INFO L189 CegarLoopUtils]: For program point L1147(lines 1147 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,980 INFO L189 CegarLoopUtils]: For program point L1015(lines 1015 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,980 INFO L189 CegarLoopUtils]: For program point L751(lines 751 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,980 INFO L189 CegarLoopUtils]: For program point L553(lines 553 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,980 INFO L189 CegarLoopUtils]: For program point L1544(lines 1544 1773) no Hoare annotation was computed. [2020-12-22 02:18:41,980 INFO L189 CegarLoopUtils]: For program point L421(lines 421 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,981 INFO L189 CegarLoopUtils]: For program point L355(lines 355 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,981 INFO L189 CegarLoopUtils]: For program point L289(lines 289 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,981 INFO L189 CegarLoopUtils]: For program point L223(lines 223 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,981 INFO L189 CegarLoopUtils]: For program point L157-1(lines 33 1502) no Hoare annotation was computed. [2020-12-22 02:18:41,981 INFO L189 CegarLoopUtils]: For program point L91-1(lines 33 1502) no Hoare annotation was computed. [2020-12-22 02:18:41,981 INFO L189 CegarLoopUtils]: For program point L818(lines 818 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,981 INFO L189 CegarLoopUtils]: For program point L1743(lines 1743 1773) no Hoare annotation was computed. [2020-12-22 02:18:41,981 INFO L189 CegarLoopUtils]: For program point L1413(lines 1413 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,981 INFO L189 CegarLoopUtils]: For program point L1215(lines 1215 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,981 INFO L189 CegarLoopUtils]: For program point L158(line 158) no Hoare annotation was computed. [2020-12-22 02:18:41,981 INFO L189 CegarLoopUtils]: For program point L92(line 92) no Hoare annotation was computed. [2020-12-22 02:18:41,981 INFO L189 CegarLoopUtils]: For program point L1083(lines 1083 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,981 INFO L189 CegarLoopUtils]: For program point L885(lines 885 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,981 INFO L189 CegarLoopUtils]: For program point L687(lines 687 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,981 INFO L189 CegarLoopUtils]: For program point L952(lines 952 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,981 INFO L189 CegarLoopUtils]: For program point L1679(lines 1679 1773) no Hoare annotation was computed. [2020-12-22 02:18:41,982 INFO L189 CegarLoopUtils]: For program point L622(lines 622 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,982 INFO L189 CegarLoopUtils]: For program point L1613(lines 1613 1773) no Hoare annotation was computed. [2020-12-22 02:18:41,982 INFO L189 CegarLoopUtils]: For program point L160-1(lines 33 1502) no Hoare annotation was computed. [2020-12-22 02:18:41,982 INFO L189 CegarLoopUtils]: For program point L94-1(lines 33 1502) no Hoare annotation was computed. [2020-12-22 02:18:41,982 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-22 02:18:41,982 INFO L189 CegarLoopUtils]: For program point L1482(lines 1482 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,982 INFO L189 CegarLoopUtils]: For program point L1284(lines 1284 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,982 INFO L189 CegarLoopUtils]: For program point L161(line 161) no Hoare annotation was computed. [2020-12-22 02:18:41,982 INFO L189 CegarLoopUtils]: For program point L95(line 95) no Hoare annotation was computed. [2020-12-22 02:18:41,982 INFO L189 CegarLoopUtils]: For program point L756(lines 756 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,983 INFO L189 CegarLoopUtils]: For program point L690(lines 690 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,983 INFO L189 CegarLoopUtils]: For program point L558(lines 558 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,983 INFO L189 CegarLoopUtils]: For program point L360(lines 360 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,983 INFO L189 CegarLoopUtils]: For program point L1351(lines 1351 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,983 INFO L189 CegarLoopUtils]: For program point L228(lines 228 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,983 INFO L189 CegarLoopUtils]: For program point L1153(lines 1153 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,983 INFO L189 CegarLoopUtils]: For program point L1021(lines 1021 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,983 INFO L189 CegarLoopUtils]: For program point L1550(lines 1550 1773) no Hoare annotation was computed. [2020-12-22 02:18:41,983 INFO L189 CegarLoopUtils]: For program point L493(lines 493 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,983 INFO L189 CegarLoopUtils]: For program point L427(lines 427 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,984 INFO L189 CegarLoopUtils]: For program point L295(lines 295 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,984 INFO L189 CegarLoopUtils]: For program point L163-1(lines 33 1502) no Hoare annotation was computed. [2020-12-22 02:18:41,984 INFO L189 CegarLoopUtils]: For program point L97-1(lines 33 1502) no Hoare annotation was computed. [2020-12-22 02:18:41,984 INFO L189 CegarLoopUtils]: For program point L1749(lines 1749 1773) no Hoare annotation was computed. [2020-12-22 02:18:41,984 INFO L189 CegarLoopUtils]: For program point L1419(lines 1419 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,984 INFO L189 CegarLoopUtils]: For program point L1221(lines 1221 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,984 INFO L189 CegarLoopUtils]: For program point L164(line 164) no Hoare annotation was computed. [2020-12-22 02:18:41,984 INFO L189 CegarLoopUtils]: For program point L98(line 98) no Hoare annotation was computed. [2020-12-22 02:18:41,984 INFO L189 CegarLoopUtils]: For program point L1089(lines 1089 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,984 INFO L189 CegarLoopUtils]: For program point L825(lines 825 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,984 INFO L189 CegarLoopUtils]: For program point L958(lines 958 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,985 INFO L189 CegarLoopUtils]: For program point L892(lines 892 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,985 INFO L189 CegarLoopUtils]: For program point L1685(lines 1685 1773) no Hoare annotation was computed. [2020-12-22 02:18:41,985 INFO L189 CegarLoopUtils]: For program point L628(lines 628 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,985 INFO L189 CegarLoopUtils]: For program point L1619(lines 1619 1773) no Hoare annotation was computed. [2020-12-22 02:18:41,985 INFO L189 CegarLoopUtils]: For program point L1487(lines 1487 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,985 INFO L189 CegarLoopUtils]: For program point L166-1(lines 33 1502) no Hoare annotation was computed. [2020-12-22 02:18:41,985 INFO L189 CegarLoopUtils]: For program point L100-1(lines 33 1502) no Hoare annotation was computed. [2020-12-22 02:18:41,985 INFO L189 CegarLoopUtils]: For program point L34(lines 34 36) no Hoare annotation was computed. [2020-12-22 02:18:41,985 INFO L189 CegarLoopUtils]: For program point L34-2(lines 33 1502) no Hoare annotation was computed. [2020-12-22 02:18:41,985 INFO L189 CegarLoopUtils]: For program point L1290(lines 1290 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,985 INFO L189 CegarLoopUtils]: For program point L233(lines 233 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,985 INFO L189 CegarLoopUtils]: For program point L1224(lines 1224 1500) no Hoare annotation was computed. [2020-12-22 02:18:41,986 INFO L189 CegarLoopUtils]: For program point L167(line 167) no Hoare annotation was computed. [2020-12-22 02:18:41,986 INFO L189 CegarLoopUtils]: For program point L101(line 101) no Hoare annotation was computed. [2020-12-22 02:18:41,986 INFO L189 CegarLoopUtils]: For program point L35(line 35) no Hoare annotation was computed. [2020-12-22 02:18:42,020 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.12 02:18:42 BoogieIcfgContainer [2020-12-22 02:18:42,021 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-22 02:18:42,022 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-22 02:18:42,022 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-22 02:18:42,022 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-22 02:18:42,023 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 02:17:35" (3/4) ... [2020-12-22 02:18:42,027 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-22 02:18:42,070 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2020-12-22 02:18:42,073 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-12-22 02:18:42,077 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-22 02:18:42,080 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-22 02:18:42,348 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/eca-rers2012/Problem16_label40.c-witness.graphml [2020-12-22 02:18:42,348 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-22 02:18:42,349 INFO L168 Benchmark]: Toolchain (without parser) took 71318.34 ms. Allocated memory was 151.0 MB in the beginning and 2.3 GB in the end (delta: 2.2 GB). Free memory was 121.6 MB in the beginning and 1.1 GB in the end (delta: -991.0 MB). Peak memory consumption was 1.2 GB. Max. memory is 8.0 GB. [2020-12-22 02:18:42,349 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 151.0 MB. Free memory is still 125.0 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-12-22 02:18:42,350 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1134.28 ms. Allocated memory is still 151.0 MB. Free memory was 121.4 MB in the beginning and 92.5 MB in the end (delta: 29.0 MB). Peak memory consumption was 28.7 MB. Max. memory is 8.0 GB. [2020-12-22 02:18:42,350 INFO L168 Benchmark]: Boogie Procedure Inliner took 252.95 ms. Allocated memory is still 151.0 MB. Free memory was 92.5 MB in the beginning and 68.9 MB in the end (delta: 23.6 MB). Peak memory consumption was 24.1 MB. Max. memory is 8.0 GB. [2020-12-22 02:18:42,350 INFO L168 Benchmark]: Boogie Preprocessor took 174.74 ms. Allocated memory is still 151.0 MB. Free memory was 68.9 MB in the beginning and 54.2 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. [2020-12-22 02:18:42,351 INFO L168 Benchmark]: RCFGBuilder took 2475.59 ms. Allocated memory was 151.0 MB in the beginning and 229.6 MB in the end (delta: 78.6 MB). Free memory was 54.2 MB in the beginning and 169.5 MB in the end (delta: -115.4 MB). Peak memory consumption was 43.7 MB. Max. memory is 8.0 GB. [2020-12-22 02:18:42,351 INFO L168 Benchmark]: TraceAbstraction took 66942.46 ms. Allocated memory was 229.6 MB in the beginning and 2.3 GB in the end (delta: 2.1 GB). Free memory was 169.0 MB in the beginning and 1.2 GB in the end (delta: -982.9 MB). Peak memory consumption was 1.1 GB. Max. memory is 8.0 GB. [2020-12-22 02:18:42,352 INFO L168 Benchmark]: Witness Printer took 326.15 ms. Allocated memory is still 2.3 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 39.2 MB). Peak memory consumption was 38.8 MB. Max. memory is 8.0 GB. [2020-12-22 02:18:42,354 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 151.0 MB. Free memory is still 125.0 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 1134.28 ms. Allocated memory is still 151.0 MB. Free memory was 121.4 MB in the beginning and 92.5 MB in the end (delta: 29.0 MB). Peak memory consumption was 28.7 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 252.95 ms. Allocated memory is still 151.0 MB. Free memory was 92.5 MB in the beginning and 68.9 MB in the end (delta: 23.6 MB). Peak memory consumption was 24.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 174.74 ms. Allocated memory is still 151.0 MB. Free memory was 68.9 MB in the beginning and 54.2 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. * RCFGBuilder took 2475.59 ms. Allocated memory was 151.0 MB in the beginning and 229.6 MB in the end (delta: 78.6 MB). Free memory was 54.2 MB in the beginning and 169.5 MB in the end (delta: -115.4 MB). Peak memory consumption was 43.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 66942.46 ms. Allocated memory was 229.6 MB in the beginning and 2.3 GB in the end (delta: 2.1 GB). Free memory was 169.0 MB in the beginning and 1.2 GB in the end (delta: -982.9 MB). Peak memory consumption was 1.1 GB. Max. memory is 8.0 GB. * Witness Printer took 326.15 ms. Allocated memory is still 2.3 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 39.2 MB). Peak memory consumption was 38.8 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 206]: 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: 1504]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((7 == a12 && a18 <= 134) && 0 < a18 + 79) && a16 == 8) || ((a12 == 9 && a18 + 87 <= 0) && a16 == 8)) || (a16 == 9 && a15 <= 3)) || ((a12 == 8 && a18 + 156 <= 0) && a16 == 8)) || ((a12 == 9 && a18 + 87 <= 0) && a15 <= 3)) || (a16 == 9 && 7 == a12)) || ((a12 == 9 && 0 < a18 + 79) && a15 <= 3)) || ((a12 == 8 && a18 + 156 <= 0) && a15 <= 3)) || ((a12 == 9 && a16 <= 11) && a15 <= 3)) || (a16 <= 8 && a15 <= 3)) || ((11 <= a16 && a12 == 8) && a15 <= 3)) || ((a12 == 9 && a16 <= 8) && 0 < a18 + 79)) || (a16 == 9 && a12 == 8)) || ((4 <= a15 && a16 <= 11) && a12 <= 5)) || (7 == a12 && a15 <= 3)) || (a12 == 6 && a16 <= 11)) || (a12 == 9 && a16 == 9)) || ((a12 == 6 && 0 < a18 + 79) && a15 <= 3)) || (a15 == 3 && a12 == 8)) || ((a15 == 3 && 0 < a18 + 79) && 5 == a12)) || (((a12 == 8 && a18 <= 134) && 0 < a18 + 79) && a16 == 8)) || ((7 == a12 && a18 + 87 <= 0) && a16 == 8)) || ((11 <= a16 && a12 <= 5) && a15 <= 3) - InvariantResult [Line: 33]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((7 == a12 && a18 <= 134) && 0 < a18 + 79) && a16 == 8) || ((a12 == 9 && a18 + 87 <= 0) && a16 == 8)) || (a16 == 9 && a15 <= 3)) || ((a12 == 8 && a18 + 156 <= 0) && a16 == 8)) || ((a12 == 9 && a18 + 87 <= 0) && a15 <= 3)) || (a16 == 9 && 7 == a12)) || ((a12 == 9 && 0 < a18 + 79) && a15 <= 3)) || ((a12 == 8 && a18 + 156 <= 0) && a15 <= 3)) || ((a12 == 9 && a16 <= 11) && a15 <= 3)) || (a16 <= 8 && a15 <= 3)) || ((11 <= a16 && a12 == 8) && a15 <= 3)) || ((a12 == 9 && a16 <= 8) && 0 < a18 + 79)) || (a16 == 9 && a12 == 8)) || ((4 <= a15 && a16 <= 11) && a12 <= 5)) || (7 == a12 && a15 <= 3)) || (a12 == 6 && a16 <= 11)) || (a12 == 9 && a16 == 9)) || ((a12 == 6 && 0 < a18 + 79) && a15 <= 3)) || (a15 == 3 && a12 == 8)) || ((a15 == 3 && 0 < a18 + 79) && 5 == a12)) || (((a12 == 8 && a18 <= 134) && 0 < a18 + 79) && a16 == 8)) || ((7 == a12 && a18 + 87 <= 0) && a16 == 8)) || ((11 <= a16 && a12 <= 5) && a15 <= 3) - InvariantResult [Line: 1777]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1783]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((7 == a12 && a18 <= 134) && 0 < a18 + 79) && a16 == 8) || ((a12 == 9 && a18 + 87 <= 0) && a16 == 8)) || (a16 == 9 && a15 <= 3)) || ((a12 == 8 && a18 + 156 <= 0) && a16 == 8)) || ((a12 == 9 && a18 + 87 <= 0) && a15 <= 3)) || (a16 == 9 && 7 == a12)) || ((a12 == 9 && 0 < a18 + 79) && a15 <= 3)) || ((a12 == 8 && a18 + 156 <= 0) && a15 <= 3)) || ((a12 == 9 && a16 <= 11) && a15 <= 3)) || (a16 <= 8 && a15 <= 3)) || ((11 <= a16 && a12 == 8) && a15 <= 3)) || ((a12 == 9 && a16 <= 8) && 0 < a18 + 79)) || (a16 == 9 && a12 == 8)) || ((4 <= a15 && a16 <= 11) && a12 <= 5)) || (7 == a12 && a15 <= 3)) || (a12 == 6 && a16 <= 11)) || (a12 == 9 && a16 == 9)) || ((a12 == 6 && 0 < a18 + 79) && a15 <= 3)) || (a15 == 3 && a12 == 8)) || ((a15 == 3 && 0 < a18 + 79) && 5 == a12)) || (((a12 == 8 && a18 <= 134) && 0 < a18 + 79) && a16 == 8)) || ((7 == a12 && a18 + 87 <= 0) && a16 == 8)) || ((11 <= a16 && a12 <= 5) && a15 <= 3) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 396 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 64.1s, OverallIterations: 17, TraceHistogramMax: 11, AutomataDifference: 33.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 5067 SDtfs, 5212 SDslu, 193 SDs, 0 SdLazy, 21209 SolverSat, 2119 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 22.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2933 GetRequests, 2899 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=13493occurred 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: 2.5s AutomataMinimizationTime, 17 MinimizatonAttempts, 4946 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 188 NumberOfFragments, 706 HoareAnnotationTreeSize, 4 FomulaSimplifications, 3602 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 4 FomulaSimplificationsInter, 1248 FormulaSimplificationTreeSizeReductionInter, 2.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.7s SsaConstructionTime, 2.0s SatisfiabilityAnalysisTime, 12.3s InterpolantComputationTime, 16898 NumberOfCodeBlocks, 16898 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 16879 ConstructedInterpolants, 0 QuantifiedInterpolants, 48871819 SizeOfPredicates, 1 NumberOfNonLiveVariables, 3387 ConjunctsInSsa, 9 ConjunctsInUnsatCore, 19 InterpolantComputations, 16 PerfectInterpolantSequences, 38919/40100 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...