/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem16_label39.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-23 21:19:38,991 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-23 21:19:38,993 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-23 21:19:39,005 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-23 21:19:39,005 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-23 21:19:39,006 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-23 21:19:39,007 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-23 21:19:39,009 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-23 21:19:39,013 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-23 21:19:39,014 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-23 21:19:39,016 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-23 21:19:39,018 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-23 21:19:39,018 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-23 21:19:39,024 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-23 21:19:39,026 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-23 21:19:39,027 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-23 21:19:39,028 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-23 21:19:39,029 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-23 21:19:39,032 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-23 21:19:39,034 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-23 21:19:39,038 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-23 21:19:39,039 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-23 21:19:39,041 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-23 21:19:39,042 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-23 21:19:39,048 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-11-23 21:19:39,060 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-23 21:19:39,073 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-23 21:19:39,074 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-23 21:19:39,075 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-23 21:19:39,075 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-23 21:19:39,075 INFO L138 SettingsManager]: * Use SBE=true [2019-11-23 21:19:39,076 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-23 21:19:39,076 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-23 21:19:39,076 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-23 21:19:39,076 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-23 21:19:39,076 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-23 21:19:39,077 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-23 21:19:39,077 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-23 21:19:39,077 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-23 21:19:39,077 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-23 21:19:39,077 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-23 21:19:39,077 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-23 21:19:39,078 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-23 21:19:39,078 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-23 21:19:39,078 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-23 21:19:39,078 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-23 21:19:39,078 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-23 21:19:39,079 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-23 21:19:39,079 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-23 21:19:39,079 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-23 21:19:39,079 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-23 21:19:39,079 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-23 21:19:39,080 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-23 21:19:39,080 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-23 21:19:39,080 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-23 21:19:39,080 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-23 21:19:39,338 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-23 21:19:39,355 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-23 21:19:39,359 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-23 21:19:39,360 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-23 21:19:39,360 INFO L275 PluginConnector]: CDTParser initialized [2019-11-23 21:19:39,362 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem16_label39.c [2019-11-23 21:19:39,430 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38dbe3a2a/7df14c709ca040e7ae045762d9b5f75c/FLAG06f13f917 [2019-11-23 21:19:40,112 INFO L306 CDTParser]: Found 1 translation units. [2019-11-23 21:19:40,113 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem16_label39.c [2019-11-23 21:19:40,136 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38dbe3a2a/7df14c709ca040e7ae045762d9b5f75c/FLAG06f13f917 [2019-11-23 21:19:40,260 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38dbe3a2a/7df14c709ca040e7ae045762d9b5f75c [2019-11-23 21:19:40,270 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-23 21:19:40,272 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-23 21:19:40,273 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-23 21:19:40,273 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-23 21:19:40,276 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-23 21:19:40,277 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:19:40" (1/1) ... [2019-11-23 21:19:40,280 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dc62c15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:40, skipping insertion in model container [2019-11-23 21:19:40,280 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:19:40" (1/1) ... [2019-11-23 21:19:40,288 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-23 21:19:40,357 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-23 21:19:41,372 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-23 21:19:41,377 INFO L203 MainTranslator]: Completed pre-run [2019-11-23 21:19:41,616 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-23 21:19:41,643 INFO L208 MainTranslator]: Completed translation [2019-11-23 21:19:41,643 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:41 WrapperNode [2019-11-23 21:19:41,644 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-23 21:19:41,645 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-23 21:19:41,645 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-23 21:19:41,645 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-23 21:19:41,656 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:41" (1/1) ... [2019-11-23 21:19:41,710 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:41" (1/1) ... [2019-11-23 21:19:41,823 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-23 21:19:41,824 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-23 21:19:41,824 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-23 21:19:41,824 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-23 21:19:41,835 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:41" (1/1) ... [2019-11-23 21:19:41,835 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:41" (1/1) ... [2019-11-23 21:19:41,849 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:41" (1/1) ... [2019-11-23 21:19:41,849 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:41" (1/1) ... [2019-11-23 21:19:41,895 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:41" (1/1) ... [2019-11-23 21:19:41,912 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:41" (1/1) ... [2019-11-23 21:19:41,933 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:41" (1/1) ... [2019-11-23 21:19:41,953 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-23 21:19:41,953 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-23 21:19:41,953 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-23 21:19:41,954 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-23 21:19:41,955 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:41" (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 [2019-11-23 21:19:42,082 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-23 21:19:42,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-23 21:19:44,545 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-23 21:19:44,546 INFO L284 CfgBuilder]: Removed 9 assume(true) statements. [2019-11-23 21:19:44,547 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:19:44 BoogieIcfgContainer [2019-11-23 21:19:44,547 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-23 21:19:44,548 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-23 21:19:44,549 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-23 21:19:44,552 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-23 21:19:44,552 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:19:40" (1/3) ... [2019-11-23 21:19:44,553 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d7da72a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:19:44, skipping insertion in model container [2019-11-23 21:19:44,553 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:41" (2/3) ... [2019-11-23 21:19:44,554 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d7da72a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:19:44, skipping insertion in model container [2019-11-23 21:19:44,554 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:19:44" (3/3) ... [2019-11-23 21:19:44,555 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem16_label39.c [2019-11-23 21:19:44,565 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-23 21:19:44,573 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-23 21:19:44,585 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-23 21:19:44,614 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-23 21:19:44,614 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-23 21:19:44,614 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-23 21:19:44,614 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-23 21:19:44,614 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-23 21:19:44,615 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-23 21:19:44,615 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-23 21:19:44,615 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-23 21:19:44,639 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states. [2019-11-23 21:19:44,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-11-23 21:19:44,646 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 21:19:44,647 INFO L410 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] [2019-11-23 21:19:44,648 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 21:19:44,654 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 21:19:44,654 INFO L82 PathProgramCache]: Analyzing trace with hash 301649817, now seen corresponding path program 1 times [2019-11-23 21:19:44,664 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 21:19:44,664 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1486746448] [2019-11-23 21:19:44,665 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 21:19:44,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 21:19:44,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-23 21:19:44,950 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1486746448] [2019-11-23 21:19:44,951 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 21:19:44,951 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-23 21:19:44,953 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1501649511] [2019-11-23 21:19:44,959 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-23 21:19:44,959 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 21:19:44,974 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-23 21:19:44,975 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-23 21:19:44,978 INFO L87 Difference]: Start difference. First operand 396 states. Second operand 4 states. [2019-11-23 21:19:48,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 21:19:48,532 INFO L93 Difference]: Finished difference Result 1469 states and 2777 transitions. [2019-11-23 21:19:48,533 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-23 21:19:48,534 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 49 [2019-11-23 21:19:48,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 21:19:48,571 INFO L225 Difference]: With dead ends: 1469 [2019-11-23 21:19:48,571 INFO L226 Difference]: Without dead ends: 991 [2019-11-23 21:19:48,582 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-23 21:19:48,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 991 states. [2019-11-23 21:19:48,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 991 to 662. [2019-11-23 21:19:48,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 662 states. [2019-11-23 21:19:48,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 662 states and 1166 transitions. [2019-11-23 21:19:48,697 INFO L78 Accepts]: Start accepts. Automaton has 662 states and 1166 transitions. Word has length 49 [2019-11-23 21:19:48,698 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 21:19:48,698 INFO L462 AbstractCegarLoop]: Abstraction has 662 states and 1166 transitions. [2019-11-23 21:19:48,698 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-23 21:19:48,698 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1166 transitions. [2019-11-23 21:19:48,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2019-11-23 21:19:48,714 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 21:19:48,714 INFO L410 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-23 21:19:48,717 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 21:19:48,718 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 21:19:48,718 INFO L82 PathProgramCache]: Analyzing trace with hash -1993984684, now seen corresponding path program 1 times [2019-11-23 21:19:48,719 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 21:19:48,719 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1166683463] [2019-11-23 21:19:48,719 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 21:19:48,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 21:19:48,965 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-23 21:19:48,965 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1166683463] [2019-11-23 21:19:48,966 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 21:19:48,966 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-23 21:19:48,966 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1567404229] [2019-11-23 21:19:48,969 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-23 21:19:48,969 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 21:19:48,970 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-23 21:19:48,970 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-23 21:19:48,970 INFO L87 Difference]: Start difference. First operand 662 states and 1166 transitions. Second operand 3 states. [2019-11-23 21:19:50,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 21:19:50,841 INFO L93 Difference]: Finished difference Result 1980 states and 3493 transitions. [2019-11-23 21:19:50,845 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-23 21:19:50,845 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 114 [2019-11-23 21:19:50,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 21:19:50,852 INFO L225 Difference]: With dead ends: 1980 [2019-11-23 21:19:50,853 INFO L226 Difference]: Without dead ends: 1320 [2019-11-23 21:19:50,854 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-23 21:19:50,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1320 states. [2019-11-23 21:19:50,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1320 to 1320. [2019-11-23 21:19:50,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1320 states. [2019-11-23 21:19:50,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 1320 states and 1926 transitions. [2019-11-23 21:19:50,887 INFO L78 Accepts]: Start accepts. Automaton has 1320 states and 1926 transitions. Word has length 114 [2019-11-23 21:19:50,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 21:19:50,888 INFO L462 AbstractCegarLoop]: Abstraction has 1320 states and 1926 transitions. [2019-11-23 21:19:50,888 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-23 21:19:50,888 INFO L276 IsEmpty]: Start isEmpty. Operand 1320 states and 1926 transitions. [2019-11-23 21:19:50,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2019-11-23 21:19:50,890 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 21:19:50,890 INFO L410 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-23 21:19:50,891 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 21:19:50,891 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 21:19:50,891 INFO L82 PathProgramCache]: Analyzing trace with hash 1442642056, now seen corresponding path program 1 times [2019-11-23 21:19:50,891 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 21:19:50,892 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [52133243] [2019-11-23 21:19:50,892 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 21:19:50,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 21:19:51,005 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-23 21:19:51,006 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [52133243] [2019-11-23 21:19:51,006 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 21:19:51,006 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-23 21:19:51,007 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1764250994] [2019-11-23 21:19:51,007 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-23 21:19:51,007 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 21:19:51,008 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-23 21:19:51,008 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-23 21:19:51,008 INFO L87 Difference]: Start difference. First operand 1320 states and 1926 transitions. Second operand 4 states. [2019-11-23 21:19:53,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 21:19:53,873 INFO L93 Difference]: Finished difference Result 4612 states and 6930 transitions. [2019-11-23 21:19:53,875 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-23 21:19:53,875 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 121 [2019-11-23 21:19:53,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 21:19:53,893 INFO L225 Difference]: With dead ends: 4612 [2019-11-23 21:19:53,894 INFO L226 Difference]: Without dead ends: 3294 [2019-11-23 21:19:53,896 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-23 21:19:53,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3294 states. [2019-11-23 21:19:53,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3294 to 3294. [2019-11-23 21:19:53,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3294 states. [2019-11-23 21:19:53,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3294 states to 3294 states and 4550 transitions. [2019-11-23 21:19:53,967 INFO L78 Accepts]: Start accepts. Automaton has 3294 states and 4550 transitions. Word has length 121 [2019-11-23 21:19:53,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 21:19:53,967 INFO L462 AbstractCegarLoop]: Abstraction has 3294 states and 4550 transitions. [2019-11-23 21:19:53,968 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-23 21:19:53,968 INFO L276 IsEmpty]: Start isEmpty. Operand 3294 states and 4550 transitions. [2019-11-23 21:19:53,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2019-11-23 21:19:53,971 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 21:19:53,971 INFO L410 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-23 21:19:53,971 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 21:19:53,972 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 21:19:53,972 INFO L82 PathProgramCache]: Analyzing trace with hash 511251051, now seen corresponding path program 1 times [2019-11-23 21:19:53,972 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 21:19:53,972 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1707946333] [2019-11-23 21:19:53,973 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 21:19:54,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 21:19:54,147 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-23 21:19:54,148 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1707946333] [2019-11-23 21:19:54,149 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 21:19:54,149 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-23 21:19:54,149 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1472075663] [2019-11-23 21:19:54,150 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-23 21:19:54,150 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 21:19:54,150 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-23 21:19:54,151 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-23 21:19:54,151 INFO L87 Difference]: Start difference. First operand 3294 states and 4550 transitions. Second operand 4 states. [2019-11-23 21:19:59,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 21:19:59,557 INFO L93 Difference]: Finished difference Result 9876 states and 14085 transitions. [2019-11-23 21:19:59,558 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-23 21:19:59,558 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 136 [2019-11-23 21:19:59,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 21:19:59,589 INFO L225 Difference]: With dead ends: 9876 [2019-11-23 21:19:59,589 INFO L226 Difference]: Without dead ends: 6584 [2019-11-23 21:19:59,594 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-23 21:19:59,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6584 states. [2019-11-23 21:19:59,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6584 to 6584. [2019-11-23 21:19:59,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6584 states. [2019-11-23 21:19:59,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6584 states to 6584 states and 8559 transitions. [2019-11-23 21:19:59,739 INFO L78 Accepts]: Start accepts. Automaton has 6584 states and 8559 transitions. Word has length 136 [2019-11-23 21:19:59,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 21:19:59,741 INFO L462 AbstractCegarLoop]: Abstraction has 6584 states and 8559 transitions. [2019-11-23 21:19:59,741 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-23 21:19:59,742 INFO L276 IsEmpty]: Start isEmpty. Operand 6584 states and 8559 transitions. [2019-11-23 21:19:59,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 427 [2019-11-23 21:19:59,754 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 21:19:59,754 INFO L410 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, 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, 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] [2019-11-23 21:19:59,755 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 21:19:59,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 21:19:59,755 INFO L82 PathProgramCache]: Analyzing trace with hash -1562865445, now seen corresponding path program 1 times [2019-11-23 21:19:59,756 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 21:19:59,757 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [877494425] [2019-11-23 21:19:59,757 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 21:19:59,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 21:20:00,288 INFO L134 CoverageAnalysis]: Checked inductivity of 660 backedges. 295 proven. 0 refuted. 0 times theorem prover too weak. 365 trivial. 0 not checked. [2019-11-23 21:20:00,288 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [877494425] [2019-11-23 21:20:00,289 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 21:20:00,289 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-23 21:20:00,289 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [224214236] [2019-11-23 21:20:00,290 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-23 21:20:00,290 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 21:20:00,290 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-23 21:20:00,291 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-23 21:20:00,291 INFO L87 Difference]: Start difference. First operand 6584 states and 8559 transitions. Second operand 4 states. [2019-11-23 21:20:03,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 21:20:03,346 INFO L93 Difference]: Finished difference Result 19746 states and 25539 transitions. [2019-11-23 21:20:03,347 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-23 21:20:03,347 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 426 [2019-11-23 21:20:03,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 21:20:03,415 INFO L225 Difference]: With dead ends: 19746 [2019-11-23 21:20:03,415 INFO L226 Difference]: Without dead ends: 13164 [2019-11-23 21:20:03,426 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-23 21:20:03,443 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13164 states. [2019-11-23 21:20:03,594 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13164 to 9874. [2019-11-23 21:20:03,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9874 states. [2019-11-23 21:20:03,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9874 states to 9874 states and 12570 transitions. [2019-11-23 21:20:03,615 INFO L78 Accepts]: Start accepts. Automaton has 9874 states and 12570 transitions. Word has length 426 [2019-11-23 21:20:03,616 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 21:20:03,616 INFO L462 AbstractCegarLoop]: Abstraction has 9874 states and 12570 transitions. [2019-11-23 21:20:03,616 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-23 21:20:03,616 INFO L276 IsEmpty]: Start isEmpty. Operand 9874 states and 12570 transitions. [2019-11-23 21:20:03,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 429 [2019-11-23 21:20:03,628 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 21:20:03,629 INFO L410 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2019-11-23 21:20:03,629 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 21:20:03,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 21:20:03,630 INFO L82 PathProgramCache]: Analyzing trace with hash -334348139, now seen corresponding path program 1 times [2019-11-23 21:20:03,630 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 21:20:03,631 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [700455451] [2019-11-23 21:20:03,631 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 21:20:03,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 21:20:04,016 INFO L134 CoverageAnalysis]: Checked inductivity of 696 backedges. 423 proven. 0 refuted. 0 times theorem prover too weak. 273 trivial. 0 not checked. [2019-11-23 21:20:04,017 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [700455451] [2019-11-23 21:20:04,018 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 21:20:04,018 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-23 21:20:04,019 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [253628300] [2019-11-23 21:20:04,019 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-23 21:20:04,019 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 21:20:04,020 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-23 21:20:04,020 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-23 21:20:04,020 INFO L87 Difference]: Start difference. First operand 9874 states and 12570 transitions. Second operand 3 states. [2019-11-23 21:20:05,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 21:20:05,834 INFO L93 Difference]: Finished difference Result 24681 states and 31930 transitions. [2019-11-23 21:20:05,834 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-23 21:20:05,835 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 428 [2019-11-23 21:20:05,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 21:20:05,869 INFO L225 Difference]: With dead ends: 24681 [2019-11-23 21:20:05,869 INFO L226 Difference]: Without dead ends: 13164 [2019-11-23 21:20:05,882 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-23 21:20:05,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13164 states. [2019-11-23 21:20:06,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13164 to 12177. [2019-11-23 21:20:06,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12177 states. [2019-11-23 21:20:06,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12177 states to 12177 states and 13212 transitions. [2019-11-23 21:20:06,061 INFO L78 Accepts]: Start accepts. Automaton has 12177 states and 13212 transitions. Word has length 428 [2019-11-23 21:20:06,061 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 21:20:06,061 INFO L462 AbstractCegarLoop]: Abstraction has 12177 states and 13212 transitions. [2019-11-23 21:20:06,061 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-23 21:20:06,062 INFO L276 IsEmpty]: Start isEmpty. Operand 12177 states and 13212 transitions. [2019-11-23 21:20:06,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 791 [2019-11-23 21:20:06,095 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 21:20:06,095 INFO L410 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-23 21:20:06,095 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 21:20:06,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 21:20:06,096 INFO L82 PathProgramCache]: Analyzing trace with hash -1445243791, now seen corresponding path program 1 times [2019-11-23 21:20:06,096 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 21:20:06,097 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1655274833] [2019-11-23 21:20:06,097 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 21:20:06,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 21:20:08,271 INFO L134 CoverageAnalysis]: Checked inductivity of 1253 backedges. 538 proven. 0 refuted. 0 times theorem prover too weak. 715 trivial. 0 not checked. [2019-11-23 21:20:08,271 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1655274833] [2019-11-23 21:20:08,272 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 21:20:08,272 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-23 21:20:08,272 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [526672741] [2019-11-23 21:20:08,273 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-23 21:20:08,273 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 21:20:08,274 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-23 21:20:08,274 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-11-23 21:20:08,274 INFO L87 Difference]: Start difference. First operand 12177 states and 13212 transitions. Second operand 7 states. [2019-11-23 21:20:10,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 21:20:10,191 INFO L93 Difference]: Finished difference Result 24025 states and 26092 transitions. [2019-11-23 21:20:10,191 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-23 21:20:10,192 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 790 [2019-11-23 21:20:10,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 21:20:10,216 INFO L225 Difference]: With dead ends: 24025 [2019-11-23 21:20:10,217 INFO L226 Difference]: Without dead ends: 12179 [2019-11-23 21:20:10,229 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=25, Invalid=31, Unknown=0, NotChecked=0, Total=56 [2019-11-23 21:20:10,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12179 states. [2019-11-23 21:20:10,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12179 to 12177. [2019-11-23 21:20:10,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12177 states. [2019-11-23 21:20:10,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12177 states to 12177 states and 13211 transitions. [2019-11-23 21:20:10,399 INFO L78 Accepts]: Start accepts. Automaton has 12177 states and 13211 transitions. Word has length 790 [2019-11-23 21:20:10,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 21:20:10,400 INFO L462 AbstractCegarLoop]: Abstraction has 12177 states and 13211 transitions. [2019-11-23 21:20:10,401 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-23 21:20:10,401 INFO L276 IsEmpty]: Start isEmpty. Operand 12177 states and 13211 transitions. [2019-11-23 21:20:10,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 906 [2019-11-23 21:20:10,450 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 21:20:10,451 INFO L410 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, 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, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-23 21:20:10,452 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 21:20:10,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 21:20:10,452 INFO L82 PathProgramCache]: Analyzing trace with hash -801936959, now seen corresponding path program 1 times [2019-11-23 21:20:10,453 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 21:20:10,453 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1169621268] [2019-11-23 21:20:10,454 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 21:20:10,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 21:20:11,500 INFO L134 CoverageAnalysis]: Checked inductivity of 1834 backedges. 1327 proven. 0 refuted. 0 times theorem prover too weak. 507 trivial. 0 not checked. [2019-11-23 21:20:11,501 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1169621268] [2019-11-23 21:20:11,501 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 21:20:11,502 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-23 21:20:11,502 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [822970685] [2019-11-23 21:20:11,504 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-23 21:20:11,504 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 21:20:11,505 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-23 21:20:11,505 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-23 21:20:11,505 INFO L87 Difference]: Start difference. First operand 12177 states and 13211 transitions. Second operand 4 states. [2019-11-23 21:20:13,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 21:20:13,808 INFO L93 Difference]: Finished difference Result 26655 states and 28933 transitions. [2019-11-23 21:20:13,809 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-23 21:20:13,809 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 905 [2019-11-23 21:20:13,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 21:20:13,838 INFO L225 Difference]: With dead ends: 26655 [2019-11-23 21:20:13,838 INFO L226 Difference]: Without dead ends: 14809 [2019-11-23 21:20:13,851 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-23 21:20:13,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14809 states. [2019-11-23 21:20:14,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14809 to 13822. [2019-11-23 21:20:14,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13822 states. [2019-11-23 21:20:14,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13822 states to 13822 states and 14777 transitions. [2019-11-23 21:20:14,031 INFO L78 Accepts]: Start accepts. Automaton has 13822 states and 14777 transitions. Word has length 905 [2019-11-23 21:20:14,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 21:20:14,032 INFO L462 AbstractCegarLoop]: Abstraction has 13822 states and 14777 transitions. [2019-11-23 21:20:14,032 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-23 21:20:14,033 INFO L276 IsEmpty]: Start isEmpty. Operand 13822 states and 14777 transitions. [2019-11-23 21:20:14,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 969 [2019-11-23 21:20:14,055 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 21:20:14,056 INFO L410 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, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-11-23 21:20:14,056 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 21:20:14,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 21:20:14,056 INFO L82 PathProgramCache]: Analyzing trace with hash -1642192569, now seen corresponding path program 1 times [2019-11-23 21:20:14,057 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 21:20:14,057 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1949501939] [2019-11-23 21:20:14,058 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 21:20:14,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 21:20:15,428 INFO L134 CoverageAnalysis]: Checked inductivity of 1989 backedges. 1245 proven. 0 refuted. 0 times theorem prover too weak. 744 trivial. 0 not checked. [2019-11-23 21:20:15,428 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1949501939] [2019-11-23 21:20:15,428 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 21:20:15,429 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-23 21:20:15,429 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [192714499] [2019-11-23 21:20:15,430 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-23 21:20:15,430 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 21:20:15,431 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-23 21:20:15,431 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-23 21:20:15,431 INFO L87 Difference]: Start difference. First operand 13822 states and 14777 transitions. Second operand 4 states. [2019-11-23 21:20:17,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 21:20:17,439 INFO L93 Difference]: Finished difference Result 30274 states and 32401 transitions. [2019-11-23 21:20:17,439 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-23 21:20:17,439 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 968 [2019-11-23 21:20:17,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 21:20:17,459 INFO L225 Difference]: With dead ends: 30274 [2019-11-23 21:20:17,459 INFO L226 Difference]: Without dead ends: 16783 [2019-11-23 21:20:17,474 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-23 21:20:17,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16783 states. [2019-11-23 21:20:17,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16783 to 15796. [2019-11-23 21:20:17,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15796 states. [2019-11-23 21:20:17,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15796 states to 15796 states and 16608 transitions. [2019-11-23 21:20:17,638 INFO L78 Accepts]: Start accepts. Automaton has 15796 states and 16608 transitions. Word has length 968 [2019-11-23 21:20:17,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 21:20:17,639 INFO L462 AbstractCegarLoop]: Abstraction has 15796 states and 16608 transitions. [2019-11-23 21:20:17,639 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-23 21:20:17,639 INFO L276 IsEmpty]: Start isEmpty. Operand 15796 states and 16608 transitions. [2019-11-23 21:20:17,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1179 [2019-11-23 21:20:17,661 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 21:20:17,662 INFO L410 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-23 21:20:17,663 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 21:20:17,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 21:20:17,663 INFO L82 PathProgramCache]: Analyzing trace with hash 1162958510, now seen corresponding path program 1 times [2019-11-23 21:20:17,664 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 21:20:17,664 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [574283570] [2019-11-23 21:20:17,664 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 21:20:17,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 21:20:20,404 INFO L134 CoverageAnalysis]: Checked inductivity of 2258 backedges. 1588 proven. 0 refuted. 0 times theorem prover too weak. 670 trivial. 0 not checked. [2019-11-23 21:20:20,406 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [574283570] [2019-11-23 21:20:20,406 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 21:20:20,406 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-23 21:20:20,407 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [539577748] [2019-11-23 21:20:20,408 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-23 21:20:20,408 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 21:20:20,408 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-23 21:20:20,409 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2019-11-23 21:20:20,409 INFO L87 Difference]: Start difference. First operand 15796 states and 16608 transitions. Second operand 6 states. [2019-11-23 21:20:23,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 21:20:23,346 INFO L93 Difference]: Finished difference Result 31928 states and 33562 transitions. [2019-11-23 21:20:23,347 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-23 21:20:23,347 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 1178 [2019-11-23 21:20:23,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 21:20:23,363 INFO L225 Difference]: With dead ends: 31928 [2019-11-23 21:20:23,363 INFO L226 Difference]: Without dead ends: 16134 [2019-11-23 21:20:23,370 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=31, Unknown=0, NotChecked=0, Total=56 [2019-11-23 21:20:23,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16134 states. [2019-11-23 21:20:23,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16134 to 15796. [2019-11-23 21:20:23,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15796 states. [2019-11-23 21:20:23,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15796 states to 15796 states and 16586 transitions. [2019-11-23 21:20:23,537 INFO L78 Accepts]: Start accepts. Automaton has 15796 states and 16586 transitions. Word has length 1178 [2019-11-23 21:20:23,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 21:20:23,546 INFO L462 AbstractCegarLoop]: Abstraction has 15796 states and 16586 transitions. [2019-11-23 21:20:23,547 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-23 21:20:23,547 INFO L276 IsEmpty]: Start isEmpty. Operand 15796 states and 16586 transitions. [2019-11-23 21:20:23,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1354 [2019-11-23 21:20:23,574 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 21:20:23,575 INFO L410 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, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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] [2019-11-23 21:20:23,575 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 21:20:23,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 21:20:23,577 INFO L82 PathProgramCache]: Analyzing trace with hash -900598397, now seen corresponding path program 1 times [2019-11-23 21:20:23,578 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 21:20:23,578 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [716662940] [2019-11-23 21:20:23,578 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 21:20:23,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 21:20:25,292 INFO L134 CoverageAnalysis]: Checked inductivity of 3157 backedges. 328 proven. 0 refuted. 0 times theorem prover too weak. 2829 trivial. 0 not checked. [2019-11-23 21:20:25,293 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [716662940] [2019-11-23 21:20:25,293 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 21:20:25,293 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-23 21:20:25,293 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [256466125] [2019-11-23 21:20:25,294 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-23 21:20:25,294 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 21:20:25,294 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-23 21:20:25,295 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-23 21:20:25,295 INFO L87 Difference]: Start difference. First operand 15796 states and 16586 transitions. Second operand 4 states. [2019-11-23 21:20:27,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 21:20:27,542 INFO L93 Difference]: Finished difference Result 31261 states and 32839 transitions. [2019-11-23 21:20:27,542 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-23 21:20:27,542 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 1353 [2019-11-23 21:20:27,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 21:20:27,556 INFO L225 Difference]: With dead ends: 31261 [2019-11-23 21:20:27,557 INFO L226 Difference]: Without dead ends: 15796 [2019-11-23 21:20:27,566 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-23 21:20:27,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15796 states. [2019-11-23 21:20:27,703 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15796 to 15138. [2019-11-23 21:20:27,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15138 states. [2019-11-23 21:20:27,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15138 states to 15138 states and 15691 transitions. [2019-11-23 21:20:27,721 INFO L78 Accepts]: Start accepts. Automaton has 15138 states and 15691 transitions. Word has length 1353 [2019-11-23 21:20:27,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 21:20:27,722 INFO L462 AbstractCegarLoop]: Abstraction has 15138 states and 15691 transitions. [2019-11-23 21:20:27,722 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-23 21:20:27,722 INFO L276 IsEmpty]: Start isEmpty. Operand 15138 states and 15691 transitions. [2019-11-23 21:20:27,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1907 [2019-11-23 21:20:27,762 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 21:20:27,763 INFO L410 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, 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, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 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] [2019-11-23 21:20:27,764 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 21:20:27,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 21:20:27,765 INFO L82 PathProgramCache]: Analyzing trace with hash 1613287237, now seen corresponding path program 1 times [2019-11-23 21:20:27,765 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 21:20:27,765 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [420331742] [2019-11-23 21:20:27,765 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 21:20:27,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 21:20:31,841 INFO L134 CoverageAnalysis]: Checked inductivity of 7031 backedges. 3156 proven. 679 refuted. 0 times theorem prover too weak. 3196 trivial. 0 not checked. [2019-11-23 21:20:31,841 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [420331742] [2019-11-23 21:20:31,841 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [865173581] [2019-11-23 21:20:31,842 INFO L94 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 [2019-11-23 21:20:32,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 21:20:32,317 INFO L255 TraceCheckSpWp]: Trace formula consists of 2181 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-23 21:20:32,382 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-23 21:20:34,260 INFO L134 CoverageAnalysis]: Checked inductivity of 7031 backedges. 3610 proven. 0 refuted. 0 times theorem prover too weak. 3421 trivial. 0 not checked. [2019-11-23 21:20:34,261 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-23 21:20:34,261 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 9 [2019-11-23 21:20:34,261 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [8257978] [2019-11-23 21:20:34,263 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-23 21:20:34,263 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 21:20:34,263 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-23 21:20:34,264 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2019-11-23 21:20:34,264 INFO L87 Difference]: Start difference. First operand 15138 states and 15691 transitions. Second operand 3 states. [2019-11-23 21:20:35,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 21:20:35,489 INFO L93 Difference]: Finished difference Result 29943 states and 31048 transitions. [2019-11-23 21:20:35,490 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-23 21:20:35,490 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1906 [2019-11-23 21:20:35,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 21:20:35,497 INFO L225 Difference]: With dead ends: 29943 [2019-11-23 21:20:35,497 INFO L226 Difference]: Without dead ends: 0 [2019-11-23 21:20:35,509 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 1915 GetRequests, 1906 SyntacticMatches, 2 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2019-11-23 21:20:35,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-23 21:20:35,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-23 21:20:35,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-23 21:20:35,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-23 21:20:35,516 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1906 [2019-11-23 21:20:35,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 21:20:35,517 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-23 21:20:35,517 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-23 21:20:35,518 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-23 21:20:35,518 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-23 21:20:35,725 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-23 21:20:35,730 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-23 21:20:35,852 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 113 [2019-11-23 21:20:36,491 WARN L192 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 47 [2019-11-23 21:20:36,985 WARN L192 SmtUtils]: Spent 491.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 47 [2019-11-23 21:20:37,424 WARN L192 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 47 [2019-11-23 21:20:37,427 INFO L444 ceAbstractionStarter]: For program point L894(lines 894 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,427 INFO L444 ceAbstractionStarter]: For program point L828(lines 828 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,427 INFO L444 ceAbstractionStarter]: For program point L696(lines 696 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,427 INFO L444 ceAbstractionStarter]: For program point L1687(lines 1687 1763) no Hoare annotation was computed. [2019-11-23 21:20:37,428 INFO L444 ceAbstractionStarter]: For program point L1291(lines 1291 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,428 INFO L444 ceAbstractionStarter]: For program point L168-1(lines 23 1492) no Hoare annotation was computed. [2019-11-23 21:20:37,428 INFO L444 ceAbstractionStarter]: For program point L102-1(lines 23 1492) no Hoare annotation was computed. [2019-11-23 21:20:37,428 INFO L444 ceAbstractionStarter]: For program point L36-1(lines 23 1492) no Hoare annotation was computed. [2019-11-23 21:20:37,428 INFO L444 ceAbstractionStarter]: For program point L961(lines 961 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,428 INFO L444 ceAbstractionStarter]: For program point L763(lines 763 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,428 INFO L444 ceAbstractionStarter]: For program point L631(lines 631 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,428 INFO L444 ceAbstractionStarter]: For program point L1622(lines 1622 1763) no Hoare annotation was computed. [2019-11-23 21:20:37,428 INFO L444 ceAbstractionStarter]: For program point L367(lines 367 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,428 INFO L444 ceAbstractionStarter]: For program point L1358(lines 1358 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,429 INFO L444 ceAbstractionStarter]: For program point L235(lines 235 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,429 INFO L444 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2019-11-23 21:20:37,429 INFO L444 ceAbstractionStarter]: For program point L1160(lines 1160 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,429 INFO L444 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2019-11-23 21:20:37,429 INFO L444 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2019-11-23 21:20:37,429 INFO L440 ceAbstractionStarter]: At program point L1491(lines 23 1492) the Hoare annotation is: (let ((.cse5 (= ~a12~0 7)) (.cse3 (= ~a12~0 8)) (.cse8 (= ~a12~0 5)) (.cse0 (= ~a16~0 8)) (.cse2 (= ~a15~0 3)) (.cse4 (not (= ~a16~0 10))) (.cse6 (< 0 (+ ~a18~0 156))) (.cse1 (<= 4 ~a15~0)) (.cse7 (= ~a12~0 6))) (or (and .cse0 .cse1) (and .cse2 .cse3) (and (<= (+ ~a18~0 87) 0) .cse4 .cse1 (not .cse3)) (and .cse2 (not .cse5) .cse6) (and .cse4 .cse5 .cse1) (and .cse2 .cse7) (and .cse4 (not .cse8) .cse2) (and .cse4 .cse1 .cse3 .cse6) (and .cse1 .cse8) (and .cse0 .cse2) (and .cse4 .cse1 (<= (+ ~a18~0 79) 0) .cse6) (and .cse1 .cse7))) [2019-11-23 21:20:37,429 INFO L444 ceAbstractionStarter]: For program point L434(lines 434 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,430 INFO L444 ceAbstractionStarter]: For program point L1227(lines 1227 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,430 INFO L444 ceAbstractionStarter]: For program point L567(lines 567 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,430 INFO L444 ceAbstractionStarter]: For program point L501(lines 501 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,430 INFO L444 ceAbstractionStarter]: For program point L303(lines 303 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,430 INFO L444 ceAbstractionStarter]: For program point L171-1(lines 23 1492) no Hoare annotation was computed. [2019-11-23 21:20:37,430 INFO L444 ceAbstractionStarter]: For program point L105-1(lines 23 1492) no Hoare annotation was computed. [2019-11-23 21:20:37,430 INFO L444 ceAbstractionStarter]: For program point L39-1(lines 23 1492) no Hoare annotation was computed. [2019-11-23 21:20:37,430 INFO L444 ceAbstractionStarter]: For program point L1757(lines 1757 1763) no Hoare annotation was computed. [2019-11-23 21:20:37,430 INFO L444 ceAbstractionStarter]: For program point L1559(lines 1559 1763) no Hoare annotation was computed. [2019-11-23 21:20:37,431 INFO L444 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2019-11-23 21:20:37,431 INFO L444 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2019-11-23 21:20:37,431 INFO L444 ceAbstractionStarter]: For program point L1097(lines 1097 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,431 INFO L444 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2019-11-23 21:20:37,431 INFO L444 ceAbstractionStarter]: For program point L1031(lines 1031 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,431 INFO L444 ceAbstractionStarter]: For program point L899(lines 899 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,432 INFO L444 ceAbstractionStarter]: For program point L1428(lines 1428 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,432 INFO L444 ceAbstractionStarter]: For program point L834(lines 834 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,432 INFO L444 ceAbstractionStarter]: For program point L1693(lines 1693 1763) no Hoare annotation was computed. [2019-11-23 21:20:37,433 INFO L444 ceAbstractionStarter]: For program point L636(lines 636 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,433 INFO L444 ceAbstractionStarter]: For program point L1297(lines 1297 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,433 INFO L444 ceAbstractionStarter]: For program point L240(lines 240 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,433 INFO L444 ceAbstractionStarter]: For program point L174-1(lines 23 1492) no Hoare annotation was computed. [2019-11-23 21:20:37,433 INFO L444 ceAbstractionStarter]: For program point L108-1(lines 23 1492) no Hoare annotation was computed. [2019-11-23 21:20:37,433 INFO L444 ceAbstractionStarter]: For program point L42-1(lines 23 1492) no Hoare annotation was computed. [2019-11-23 21:20:37,433 INFO L444 ceAbstractionStarter]: For program point L967(lines 967 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,433 INFO L444 ceAbstractionStarter]: For program point L769(lines 769 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,433 INFO L444 ceAbstractionStarter]: For program point L703(lines 703 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,433 INFO L444 ceAbstractionStarter]: For program point L1628(lines 1628 1763) no Hoare annotation was computed. [2019-11-23 21:20:37,434 INFO L444 ceAbstractionStarter]: For program point L373(lines 373 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,434 INFO L444 ceAbstractionStarter]: For program point L1364(lines 1364 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,434 INFO L444 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2019-11-23 21:20:37,434 INFO L444 ceAbstractionStarter]: For program point L1166(lines 1166 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,434 INFO L444 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2019-11-23 21:20:37,434 INFO L444 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2019-11-23 21:20:37,434 INFO L444 ceAbstractionStarter]: For program point L1497(lines 1497 1763) no Hoare annotation was computed. [2019-11-23 21:20:37,434 INFO L444 ceAbstractionStarter]: For program point L440(lines 440 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,434 INFO L444 ceAbstractionStarter]: For program point L573(lines 573 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,434 INFO L444 ceAbstractionStarter]: For program point L309(lines 309 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,435 INFO L444 ceAbstractionStarter]: For program point L1234(lines 1234 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,435 INFO L444 ceAbstractionStarter]: For program point L177-1(lines 23 1492) no Hoare annotation was computed. [2019-11-23 21:20:37,435 INFO L444 ceAbstractionStarter]: For program point L111-1(lines 23 1492) no Hoare annotation was computed. [2019-11-23 21:20:37,435 INFO L444 ceAbstractionStarter]: For program point L45-1(lines 23 1492) no Hoare annotation was computed. [2019-11-23 21:20:37,435 INFO L444 ceAbstractionStarter]: For program point L1036(lines 1036 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,435 INFO L444 ceAbstractionStarter]: For program point L706(lines 706 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,435 INFO L444 ceAbstractionStarter]: For program point L508(lines 508 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,435 INFO L444 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2019-11-23 21:20:37,435 INFO L444 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2019-11-23 21:20:37,436 INFO L444 ceAbstractionStarter]: For program point L1103(lines 1103 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,436 INFO L444 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2019-11-23 21:20:37,436 INFO L444 ceAbstractionStarter]: For program point L905(lines 905 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,436 INFO L440 ceAbstractionStarter]: At program point L1764(lines 1494 1765) the Hoare annotation is: (let ((.cse5 (= ~a12~0 7)) (.cse3 (= ~a12~0 8)) (.cse8 (= ~a12~0 5)) (.cse0 (= ~a16~0 8)) (.cse2 (= ~a15~0 3)) (.cse4 (not (= ~a16~0 10))) (.cse6 (< 0 (+ ~a18~0 156))) (.cse1 (<= 4 ~a15~0)) (.cse7 (= ~a12~0 6))) (or (and .cse0 .cse1) (and .cse2 .cse3) (and (<= (+ ~a18~0 87) 0) .cse4 .cse1 (not .cse3)) (and .cse2 (not .cse5) .cse6) (and .cse4 .cse5 .cse1) (and .cse2 .cse7) (and .cse4 (not .cse8) .cse2) (and .cse4 .cse1 .cse3 .cse6) (and .cse1 .cse8) (and .cse0 .cse2) (and .cse4 .cse1 (<= (+ ~a18~0 79) 0) .cse6) (and .cse1 .cse7))) [2019-11-23 21:20:37,436 INFO L444 ceAbstractionStarter]: For program point L641(lines 641 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,436 INFO L444 ceAbstractionStarter]: For program point L1566(lines 1566 1763) no Hoare annotation was computed. [2019-11-23 21:20:37,436 INFO L444 ceAbstractionStarter]: For program point L443(lines 443 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,437 INFO L444 ceAbstractionStarter]: For program point L1434(lines 1434 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,437 INFO L444 ceAbstractionStarter]: For program point L840(lines 840 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,437 INFO L444 ceAbstractionStarter]: For program point L1699(lines 1699 1763) no Hoare annotation was computed. [2019-11-23 21:20:37,437 INFO L444 ceAbstractionStarter]: For program point L1633(lines 1633 1763) no Hoare annotation was computed. [2019-11-23 21:20:37,437 INFO L444 ceAbstractionStarter]: For program point L1303(lines 1303 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,437 INFO L444 ceAbstractionStarter]: For program point L246(lines 246 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,437 INFO L444 ceAbstractionStarter]: For program point L180-1(lines 23 1492) no Hoare annotation was computed. [2019-11-23 21:20:37,437 INFO L444 ceAbstractionStarter]: For program point L114-1(lines 23 1492) no Hoare annotation was computed. [2019-11-23 21:20:37,437 INFO L444 ceAbstractionStarter]: For program point L48-1(lines 23 1492) no Hoare annotation was computed. [2019-11-23 21:20:37,438 INFO L444 ceAbstractionStarter]: For program point L775(lines 775 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,438 INFO L444 ceAbstractionStarter]: For program point L1370(lines 1370 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,438 INFO L444 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2019-11-23 21:20:37,438 INFO L444 ceAbstractionStarter]: For program point L1172(lines 1172 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,438 INFO L444 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2019-11-23 21:20:37,438 INFO L444 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2019-11-23 21:20:37,438 INFO L444 ceAbstractionStarter]: For program point L974(lines 974 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,438 INFO L447 ceAbstractionStarter]: At program point L1767(lines 1767 1783) the Hoare annotation is: true [2019-11-23 21:20:37,438 INFO L444 ceAbstractionStarter]: For program point L578(lines 578 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,439 INFO L444 ceAbstractionStarter]: For program point L1503(lines 1503 1763) no Hoare annotation was computed. [2019-11-23 21:20:37,439 INFO L444 ceAbstractionStarter]: For program point L380(lines 380 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,439 INFO L444 ceAbstractionStarter]: For program point L315(lines 315 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,439 INFO L444 ceAbstractionStarter]: For program point L183-1(lines 23 1492) no Hoare annotation was computed. [2019-11-23 21:20:37,439 INFO L444 ceAbstractionStarter]: For program point L117-1(lines 23 1492) no Hoare annotation was computed. [2019-11-23 21:20:37,439 INFO L444 ceAbstractionStarter]: For program point L51-1(lines 23 1492) no Hoare annotation was computed. [2019-11-23 21:20:37,439 INFO L444 ceAbstractionStarter]: For program point L1042(lines 1042 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,439 INFO L444 ceAbstractionStarter]: For program point L778(lines 778 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,439 INFO L444 ceAbstractionStarter]: For program point L712(lines 712 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,439 INFO L444 ceAbstractionStarter]: For program point L1241(lines 1241 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,439 INFO L444 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2019-11-23 21:20:37,440 INFO L444 ceAbstractionStarter]: For program point L1175(lines 1175 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,440 INFO L444 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2019-11-23 21:20:37,440 INFO L444 ceAbstractionStarter]: For program point L1109(lines 1109 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,440 INFO L444 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2019-11-23 21:20:37,440 INFO L444 ceAbstractionStarter]: For program point L1704(lines 1704 1763) no Hoare annotation was computed. [2019-11-23 21:20:37,440 INFO L444 ceAbstractionStarter]: For program point L1638(lines 1638 1763) no Hoare annotation was computed. [2019-11-23 21:20:37,440 INFO L444 ceAbstractionStarter]: For program point L515(lines 515 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,440 INFO L444 ceAbstractionStarter]: For program point L449(lines 449 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,440 INFO L444 ceAbstractionStarter]: For program point L1440(lines 1440 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,441 INFO L444 ceAbstractionStarter]: For program point L912(lines 912 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,441 INFO L444 ceAbstractionStarter]: For program point L846(lines 846 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,441 INFO L444 ceAbstractionStarter]: For program point L648(lines 648 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,441 INFO L444 ceAbstractionStarter]: For program point L1573(lines 1573 1763) no Hoare annotation was computed. [2019-11-23 21:20:37,441 INFO L444 ceAbstractionStarter]: For program point L1375(lines 1375 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,441 INFO L444 ceAbstractionStarter]: For program point L1309(lines 1309 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,441 INFO L444 ceAbstractionStarter]: For program point L252(lines 252 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,441 INFO L444 ceAbstractionStarter]: For program point L186-1(lines 23 1492) no Hoare annotation was computed. [2019-11-23 21:20:37,441 INFO L444 ceAbstractionStarter]: For program point L120-1(lines 23 1492) no Hoare annotation was computed. [2019-11-23 21:20:37,442 INFO L444 ceAbstractionStarter]: For program point L54-1(lines 23 1492) no Hoare annotation was computed. [2019-11-23 21:20:37,442 INFO L444 ceAbstractionStarter]: For program point L979(lines 979 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,442 INFO L444 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2019-11-23 21:20:37,442 INFO L444 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2019-11-23 21:20:37,442 INFO L444 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2019-11-23 21:20:37,442 INFO L440 ceAbstractionStarter]: At program point L1773-2(lines 1773 1782) the Hoare annotation is: (let ((.cse5 (= ~a12~0 7)) (.cse3 (= ~a12~0 8)) (.cse8 (= ~a12~0 5)) (.cse0 (= ~a16~0 8)) (.cse2 (= ~a15~0 3)) (.cse4 (not (= ~a16~0 10))) (.cse6 (< 0 (+ ~a18~0 156))) (.cse1 (<= 4 ~a15~0)) (.cse7 (= ~a12~0 6))) (or (and .cse0 .cse1) (and .cse2 .cse3) (and (<= (+ ~a18~0 87) 0) .cse4 .cse1 (not .cse3)) (and .cse2 (not .cse5) .cse6) (and .cse4 .cse5 .cse1) (and .cse2 .cse7) (and .cse4 (not .cse8) .cse2) (and .cse4 .cse1 .cse3 .cse6) (and .cse1 .cse8) (and .cse0 .cse2) (and .cse4 .cse1 (<= (+ ~a18~0 79) 0) .cse6) (and .cse1 .cse7))) [2019-11-23 21:20:37,442 INFO L444 ceAbstractionStarter]: For program point L584(lines 584 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,443 INFO L444 ceAbstractionStarter]: For program point L386(lines 386 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,443 INFO L444 ceAbstractionStarter]: For program point L717(lines 717 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,443 INFO L444 ceAbstractionStarter]: For program point L1510(lines 1510 1763) no Hoare annotation was computed. [2019-11-23 21:20:37,443 INFO L444 ceAbstractionStarter]: For program point L321(lines 321 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,443 INFO L444 ceAbstractionStarter]: For program point L189-1(lines 23 1492) no Hoare annotation was computed. [2019-11-23 21:20:37,443 INFO L444 ceAbstractionStarter]: For program point L123-1(lines 23 1492) no Hoare annotation was computed. [2019-11-23 21:20:37,443 INFO L444 ceAbstractionStarter]: For program point L1114(lines 1114 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,443 INFO L444 ceAbstractionStarter]: For program point L57-1(lines 23 1492) no Hoare annotation was computed. [2019-11-23 21:20:37,443 INFO L444 ceAbstractionStarter]: For program point L1048(lines 1048 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,444 INFO L444 ceAbstractionStarter]: For program point L784(lines 784 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,444 INFO L444 ceAbstractionStarter]: For program point L1709(lines 1709 1763) no Hoare annotation was computed. [2019-11-23 21:20:37,444 INFO L444 ceAbstractionStarter]: For program point L454(lines 454 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,444 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-23 21:20:37,444 INFO L444 ceAbstractionStarter]: For program point L1247(lines 1247 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,445 INFO L444 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2019-11-23 21:20:37,445 INFO L444 ceAbstractionStarter]: For program point L1181(lines 1181 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,445 INFO L444 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2019-11-23 21:20:37,446 INFO L444 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2019-11-23 21:20:37,446 INFO L444 ceAbstractionStarter]: For program point L917(lines 917 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,446 INFO L444 ceAbstractionStarter]: For program point L851(lines 851 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,446 INFO L444 ceAbstractionStarter]: For program point L521(lines 521 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,446 INFO L444 ceAbstractionStarter]: For program point L1446(lines 1446 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,446 INFO L444 ceAbstractionStarter]: For program point L1314(lines 1314 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,446 INFO L444 ceAbstractionStarter]: For program point L257(lines 257 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,447 INFO L444 ceAbstractionStarter]: For program point L1645(lines 1645 1763) no Hoare annotation was computed. [2019-11-23 21:20:37,447 INFO L444 ceAbstractionStarter]: For program point L1579(lines 1579 1763) no Hoare annotation was computed. [2019-11-23 21:20:37,447 INFO L444 ceAbstractionStarter]: For program point L1381(lines 1381 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,447 INFO L444 ceAbstractionStarter]: For program point L192-1(lines 23 1492) no Hoare annotation was computed. [2019-11-23 21:20:37,447 INFO L444 ceAbstractionStarter]: For program point L126-1(lines 23 1492) no Hoare annotation was computed. [2019-11-23 21:20:37,447 INFO L444 ceAbstractionStarter]: For program point L60-1(lines 23 1492) no Hoare annotation was computed. [2019-11-23 21:20:37,447 INFO L444 ceAbstractionStarter]: For program point L1778(line 1778) no Hoare annotation was computed. [2019-11-23 21:20:37,447 INFO L444 ceAbstractionStarter]: For program point L655(lines 655 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,448 INFO L444 ceAbstractionStarter]: For program point L589(lines 589 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,448 INFO L444 ceAbstractionStarter]: For program point L457(lines 457 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,448 INFO L444 ceAbstractionStarter]: For program point L391(lines 391 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,448 INFO L444 ceAbstractionStarter]: For program point L1250(lines 1250 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,448 INFO L444 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2019-11-23 21:20:37,448 INFO L444 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2019-11-23 21:20:37,448 INFO L444 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2019-11-23 21:20:37,448 INFO L444 ceAbstractionStarter]: For program point L986(lines 986 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,448 INFO L444 ceAbstractionStarter]: For program point L1515(lines 1515 1763) no Hoare annotation was computed. [2019-11-23 21:20:37,449 INFO L444 ceAbstractionStarter]: For program point L1449(lines 1449 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,449 INFO L444 ceAbstractionStarter]: For program point L789(lines 789 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,449 INFO L444 ceAbstractionStarter]: For program point L723(lines 723 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,449 INFO L444 ceAbstractionStarter]: For program point L327(lines 327 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,449 INFO L444 ceAbstractionStarter]: For program point L195-1(lines 23 1492) no Hoare annotation was computed. [2019-11-23 21:20:37,449 INFO L444 ceAbstractionStarter]: For program point L129-1(lines 23 1492) no Hoare annotation was computed. [2019-11-23 21:20:37,449 INFO L444 ceAbstractionStarter]: For program point L1120(lines 1120 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,449 INFO L444 ceAbstractionStarter]: For program point L63-1(lines 23 1492) no Hoare annotation was computed. [2019-11-23 21:20:37,449 INFO L444 ceAbstractionStarter]: For program point L922(lines 922 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,450 INFO L444 ceAbstractionStarter]: For program point L1715(lines 1715 1763) no Hoare annotation was computed. [2019-11-23 21:20:37,450 INFO L444 ceAbstractionStarter]: For program point L262(lines 262 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,450 INFO L444 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2019-11-23 21:20:37,450 INFO L444 ceAbstractionStarter]: For program point L1187(lines 1187 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,450 INFO L444 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2019-11-23 21:20:37,450 INFO L444 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2019-11-23 21:20:37,450 INFO L444 ceAbstractionStarter]: For program point L1055(lines 1055 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,450 INFO L444 ceAbstractionStarter]: For program point L857(lines 857 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,450 INFO L444 ceAbstractionStarter]: For program point L527(lines 527 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,451 INFO L444 ceAbstractionStarter]: For program point L1386(lines 1386 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,451 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-23 21:20:37,451 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 154) no Hoare annotation was computed. [2019-11-23 21:20:37,451 INFO L444 ceAbstractionStarter]: For program point L1651(lines 1651 1763) no Hoare annotation was computed. [2019-11-23 21:20:37,451 INFO L444 ceAbstractionStarter]: For program point L594(lines 594 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,451 INFO L444 ceAbstractionStarter]: For program point L1585(lines 1585 1763) no Hoare annotation was computed. [2019-11-23 21:20:37,451 INFO L444 ceAbstractionStarter]: For program point L1321(lines 1321 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,452 INFO L444 ceAbstractionStarter]: For program point L198-1(lines 23 1492) no Hoare annotation was computed. [2019-11-23 21:20:37,452 INFO L444 ceAbstractionStarter]: For program point L132-1(lines 23 1492) no Hoare annotation was computed. [2019-11-23 21:20:37,452 INFO L444 ceAbstractionStarter]: For program point L66-1(lines 23 1492) no Hoare annotation was computed. [2019-11-23 21:20:37,452 INFO L444 ceAbstractionStarter]: For program point L661(lines 661 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,452 INFO L444 ceAbstractionStarter]: For program point L463(lines 463 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,452 INFO L444 ceAbstractionStarter]: For program point L1256(lines 1256 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,452 INFO L444 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2019-11-23 21:20:37,452 INFO L444 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2019-11-23 21:20:37,452 INFO L444 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2019-11-23 21:20:37,453 INFO L444 ceAbstractionStarter]: For program point L728(lines 728 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,453 INFO L444 ceAbstractionStarter]: For program point L1521(lines 1521 1763) no Hoare annotation was computed. [2019-11-23 21:20:37,453 INFO L444 ceAbstractionStarter]: For program point L398(lines 398 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,453 INFO L444 ceAbstractionStarter]: For program point L1125(lines 1125 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,453 INFO L444 ceAbstractionStarter]: For program point L993(lines 993 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,453 INFO L444 ceAbstractionStarter]: For program point L1456(lines 1456 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,453 INFO L444 ceAbstractionStarter]: For program point L333(lines 333 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,453 INFO L444 ceAbstractionStarter]: For program point L201-1(lines 23 1492) no Hoare annotation was computed. [2019-11-23 21:20:37,454 INFO L444 ceAbstractionStarter]: For program point L135-1(lines 23 1492) no Hoare annotation was computed. [2019-11-23 21:20:37,454 INFO L444 ceAbstractionStarter]: For program point L69-1(lines 23 1492) no Hoare annotation was computed. [2019-11-23 21:20:37,454 INFO L444 ceAbstractionStarter]: For program point L796(lines 796 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,454 INFO L444 ceAbstractionStarter]: For program point L1721(lines 1721 1763) no Hoare annotation was computed. [2019-11-23 21:20:37,454 INFO L444 ceAbstractionStarter]: For program point L664(lines 664 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,454 INFO L444 ceAbstractionStarter]: For program point L268(lines 268 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,454 INFO L444 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2019-11-23 21:20:37,454 INFO L444 ceAbstractionStarter]: For program point L1193(lines 1193 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,454 INFO L444 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2019-11-23 21:20:37,454 INFO L444 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2019-11-23 21:20:37,455 INFO L444 ceAbstractionStarter]: For program point L1061(lines 1061 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,455 INFO L444 ceAbstractionStarter]: For program point L929(lines 929 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,456 INFO L444 ceAbstractionStarter]: For program point L863(lines 863 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,456 INFO L444 ceAbstractionStarter]: For program point L1656(lines 1656 1763) no Hoare annotation was computed. [2019-11-23 21:20:37,456 INFO L444 ceAbstractionStarter]: For program point L533(lines 533 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,456 INFO L444 ceAbstractionStarter]: For program point L1392(lines 1392 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,456 INFO L444 ceAbstractionStarter]: For program point L600(lines 600 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,456 INFO L444 ceAbstractionStarter]: For program point L1591(lines 1591 1763) no Hoare annotation was computed. [2019-11-23 21:20:37,456 INFO L444 ceAbstractionStarter]: For program point L1327(lines 1327 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,456 INFO L444 ceAbstractionStarter]: For program point L204-1(lines 23 1492) no Hoare annotation was computed. [2019-11-23 21:20:37,456 INFO L444 ceAbstractionStarter]: For program point L138-1(lines 23 1492) no Hoare annotation was computed. [2019-11-23 21:20:37,457 INFO L444 ceAbstractionStarter]: For program point L72-1(lines 23 1492) no Hoare annotation was computed. [2019-11-23 21:20:37,457 INFO L444 ceAbstractionStarter]: For program point L469(lines 469 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,457 INFO L444 ceAbstractionStarter]: For program point L1262(lines 1262 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,457 INFO L444 ceAbstractionStarter]: For program point L205(line 205) no Hoare annotation was computed. [2019-11-23 21:20:37,457 INFO L444 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2019-11-23 21:20:37,457 INFO L444 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2019-11-23 21:20:37,457 INFO L444 ceAbstractionStarter]: For program point L734(lines 734 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,457 INFO L444 ceAbstractionStarter]: For program point L1527(lines 1527 1763) no Hoare annotation was computed. [2019-11-23 21:20:37,457 INFO L444 ceAbstractionStarter]: For program point L1461(lines 1461 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,458 INFO L444 ceAbstractionStarter]: For program point L404(lines 404 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,458 INFO L444 ceAbstractionStarter]: For program point L338(lines 338 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,458 INFO L444 ceAbstractionStarter]: For program point L1131(lines 1131 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,458 INFO L444 ceAbstractionStarter]: For program point L999(lines 999 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,459 INFO L444 ceAbstractionStarter]: For program point L141-1(lines 23 1492) no Hoare annotation was computed. [2019-11-23 21:20:37,459 INFO L444 ceAbstractionStarter]: For program point L75-1(lines 23 1492) no Hoare annotation was computed. [2019-11-23 21:20:37,459 INFO L444 ceAbstractionStarter]: For program point L802(lines 802 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,460 INFO L444 ceAbstractionStarter]: For program point L1727(lines 1727 1763) no Hoare annotation was computed. [2019-11-23 21:20:37,460 INFO L444 ceAbstractionStarter]: For program point L670(lines 670 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,460 INFO L444 ceAbstractionStarter]: For program point L538(lines 538 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,461 INFO L444 ceAbstractionStarter]: For program point L1397(lines 1397 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,461 INFO L444 ceAbstractionStarter]: For program point L274(lines 274 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,461 INFO L444 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2019-11-23 21:20:37,463 INFO L444 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2019-11-23 21:20:37,463 INFO L444 ceAbstractionStarter]: For program point L1067(lines 1067 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,463 INFO L444 ceAbstractionStarter]: For program point L935(lines 935 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,463 INFO L444 ceAbstractionStarter]: For program point L869(lines 869 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,463 INFO L444 ceAbstractionStarter]: For program point L1200(lines 1200 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,463 INFO L444 ceAbstractionStarter]: For program point L1663(lines 1663 1763) no Hoare annotation was computed. [2019-11-23 21:20:37,463 INFO L444 ceAbstractionStarter]: For program point L606(lines 606 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,464 INFO L444 ceAbstractionStarter]: For program point L1597(lines 1597 1763) no Hoare annotation was computed. [2019-11-23 21:20:37,464 INFO L444 ceAbstractionStarter]: For program point L1267(lines 1267 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,464 INFO L444 ceAbstractionStarter]: For program point L144-1(lines 23 1492) no Hoare annotation was computed. [2019-11-23 21:20:37,464 INFO L444 ceAbstractionStarter]: For program point L78-1(lines 23 1492) no Hoare annotation was computed. [2019-11-23 21:20:37,464 INFO L444 ceAbstractionStarter]: For program point L1466(lines 1466 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,464 INFO L444 ceAbstractionStarter]: For program point L1334(lines 1334 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,464 INFO L444 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2019-11-23 21:20:37,464 INFO L444 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2019-11-23 21:20:37,464 INFO L444 ceAbstractionStarter]: For program point L476(lines 476 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,464 INFO L444 ceAbstractionStarter]: For program point L1137(lines 1137 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,464 INFO L444 ceAbstractionStarter]: For program point L1005(lines 1005 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,465 INFO L444 ceAbstractionStarter]: For program point L741(lines 741 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,465 INFO L444 ceAbstractionStarter]: For program point L543(lines 543 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,465 INFO L444 ceAbstractionStarter]: For program point L1534(lines 1534 1763) no Hoare annotation was computed. [2019-11-23 21:20:37,465 INFO L444 ceAbstractionStarter]: For program point L411(lines 411 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,465 INFO L444 ceAbstractionStarter]: For program point L345(lines 345 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,465 INFO L444 ceAbstractionStarter]: For program point L279(lines 279 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,465 INFO L444 ceAbstractionStarter]: For program point L213(lines 213 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,465 INFO L444 ceAbstractionStarter]: For program point L147-1(lines 23 1492) no Hoare annotation was computed. [2019-11-23 21:20:37,465 INFO L444 ceAbstractionStarter]: For program point L81-1(lines 23 1492) no Hoare annotation was computed. [2019-11-23 21:20:37,465 INFO L444 ceAbstractionStarter]: For program point L808(lines 808 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,465 INFO L444 ceAbstractionStarter]: For program point L1733(lines 1733 1763) no Hoare annotation was computed. [2019-11-23 21:20:37,465 INFO L444 ceAbstractionStarter]: For program point L1403(lines 1403 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,465 INFO L444 ceAbstractionStarter]: For program point L1205(lines 1205 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,465 INFO L444 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2019-11-23 21:20:37,465 INFO L444 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2019-11-23 21:20:37,466 INFO L444 ceAbstractionStarter]: For program point L1073(lines 1073 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,466 INFO L444 ceAbstractionStarter]: For program point L875(lines 875 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,466 INFO L444 ceAbstractionStarter]: For program point L677(lines 677 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,466 INFO L444 ceAbstractionStarter]: For program point L942(lines 942 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,466 INFO L444 ceAbstractionStarter]: For program point L1669(lines 1669 1763) no Hoare annotation was computed. [2019-11-23 21:20:37,466 INFO L444 ceAbstractionStarter]: For program point L612(lines 612 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,466 INFO L444 ceAbstractionStarter]: For program point L1603(lines 1603 1763) no Hoare annotation was computed. [2019-11-23 21:20:37,466 INFO L444 ceAbstractionStarter]: For program point L150-1(lines 23 1492) no Hoare annotation was computed. [2019-11-23 21:20:37,466 INFO L444 ceAbstractionStarter]: For program point L84-1(lines 23 1492) no Hoare annotation was computed. [2019-11-23 21:20:37,466 INFO L444 ceAbstractionStarter]: For program point L1472(lines 1472 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,466 INFO L444 ceAbstractionStarter]: For program point L1274(lines 1274 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,466 INFO L444 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2019-11-23 21:20:37,466 INFO L444 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2019-11-23 21:20:37,466 INFO L444 ceAbstractionStarter]: For program point L746(lines 746 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,466 INFO L444 ceAbstractionStarter]: For program point L680(lines 680 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,467 INFO L444 ceAbstractionStarter]: For program point L548(lines 548 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,467 INFO L444 ceAbstractionStarter]: For program point L350(lines 350 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,467 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-23 21:20:37,467 INFO L444 ceAbstractionStarter]: For program point L1341(lines 1341 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,467 INFO L444 ceAbstractionStarter]: For program point L218(lines 218 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,467 INFO L444 ceAbstractionStarter]: For program point L1143(lines 1143 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,467 INFO L444 ceAbstractionStarter]: For program point L1011(lines 1011 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,467 INFO L444 ceAbstractionStarter]: For program point L1540(lines 1540 1763) no Hoare annotation was computed. [2019-11-23 21:20:37,467 INFO L444 ceAbstractionStarter]: For program point L483(lines 483 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,467 INFO L444 ceAbstractionStarter]: For program point L417(lines 417 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,467 INFO L444 ceAbstractionStarter]: For program point L285(lines 285 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,467 INFO L444 ceAbstractionStarter]: For program point L153-1(lines 23 1492) no Hoare annotation was computed. [2019-11-23 21:20:37,468 INFO L444 ceAbstractionStarter]: For program point L87-1(lines 23 1492) no Hoare annotation was computed. [2019-11-23 21:20:37,468 INFO L444 ceAbstractionStarter]: For program point L1739(lines 1739 1763) no Hoare annotation was computed. [2019-11-23 21:20:37,468 INFO L444 ceAbstractionStarter]: For program point L1409(lines 1409 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,468 INFO L444 ceAbstractionStarter]: For program point L1211(lines 1211 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,468 INFO L444 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2019-11-23 21:20:37,468 INFO L444 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2019-11-23 21:20:37,468 INFO L444 ceAbstractionStarter]: For program point L1079(lines 1079 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,468 INFO L444 ceAbstractionStarter]: For program point L815(lines 815 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,468 INFO L444 ceAbstractionStarter]: For program point L948(lines 948 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,469 INFO L444 ceAbstractionStarter]: For program point L882(lines 882 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,469 INFO L444 ceAbstractionStarter]: For program point L1675(lines 1675 1763) no Hoare annotation was computed. [2019-11-23 21:20:37,469 INFO L444 ceAbstractionStarter]: For program point L618(lines 618 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,469 INFO L444 ceAbstractionStarter]: For program point L1609(lines 1609 1763) no Hoare annotation was computed. [2019-11-23 21:20:37,469 INFO L444 ceAbstractionStarter]: For program point L1477(lines 1477 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,469 INFO L444 ceAbstractionStarter]: For program point L156-1(lines 23 1492) no Hoare annotation was computed. [2019-11-23 21:20:37,469 INFO L444 ceAbstractionStarter]: For program point L90-1(lines 23 1492) no Hoare annotation was computed. [2019-11-23 21:20:37,469 INFO L444 ceAbstractionStarter]: For program point L24(lines 24 26) no Hoare annotation was computed. [2019-11-23 21:20:37,469 INFO L444 ceAbstractionStarter]: For program point L24-2(lines 23 1492) no Hoare annotation was computed. [2019-11-23 21:20:37,469 INFO L444 ceAbstractionStarter]: For program point L1280(lines 1280 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,470 INFO L444 ceAbstractionStarter]: For program point L223(lines 223 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,470 INFO L444 ceAbstractionStarter]: For program point L1214(lines 1214 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,470 INFO L444 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2019-11-23 21:20:37,470 INFO L444 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2019-11-23 21:20:37,470 INFO L444 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2019-11-23 21:20:37,470 INFO L444 ceAbstractionStarter]: For program point L752(lines 752 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,470 INFO L444 ceAbstractionStarter]: For program point L686(lines 686 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,470 INFO L444 ceAbstractionStarter]: For program point L554(lines 554 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,470 INFO L444 ceAbstractionStarter]: For program point L356(lines 356 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,470 INFO L444 ceAbstractionStarter]: For program point L1347(lines 1347 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,471 INFO L444 ceAbstractionStarter]: For program point L290(lines 290 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,471 INFO L444 ceAbstractionStarter]: For program point L1149(lines 1149 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,471 INFO L444 ceAbstractionStarter]: For program point L1546(lines 1546 1763) no Hoare annotation was computed. [2019-11-23 21:20:37,471 INFO L444 ceAbstractionStarter]: For program point L489(lines 489 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,471 INFO L444 ceAbstractionStarter]: For program point L159-1(lines 23 1492) no Hoare annotation was computed. [2019-11-23 21:20:37,471 INFO L444 ceAbstractionStarter]: For program point L93-1(lines 23 1492) no Hoare annotation was computed. [2019-11-23 21:20:37,471 INFO L444 ceAbstractionStarter]: For program point L27-1(lines 23 1492) no Hoare annotation was computed. [2019-11-23 21:20:37,471 INFO L444 ceAbstractionStarter]: For program point L1018(lines 1018 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,471 INFO L444 ceAbstractionStarter]: For program point L424(lines 424 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,471 INFO L444 ceAbstractionStarter]: For program point L1415(lines 1415 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,472 INFO L444 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2019-11-23 21:20:37,472 INFO L444 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2019-11-23 21:20:37,472 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-23 21:20:37,472 INFO L444 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2019-11-23 21:20:37,472 INFO L444 ceAbstractionStarter]: For program point L1746(lines 1746 1763) no Hoare annotation was computed. [2019-11-23 21:20:37,472 INFO L444 ceAbstractionStarter]: For program point L1086(lines 1086 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,472 INFO L444 ceAbstractionStarter]: For program point L954(lines 954 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,472 INFO L444 ceAbstractionStarter]: For program point L888(lines 888 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,472 INFO L444 ceAbstractionStarter]: For program point L822(lines 822 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,472 INFO L444 ceAbstractionStarter]: For program point L624(lines 624 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,472 INFO L444 ceAbstractionStarter]: For program point L162-1(lines 23 1492) no Hoare annotation was computed. [2019-11-23 21:20:37,473 INFO L444 ceAbstractionStarter]: For program point L96-1(lines 23 1492) no Hoare annotation was computed. [2019-11-23 21:20:37,473 INFO L444 ceAbstractionStarter]: For program point L30-1(lines 23 1492) no Hoare annotation was computed. [2019-11-23 21:20:37,473 INFO L444 ceAbstractionStarter]: For program point L691(lines 691 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,473 INFO L444 ceAbstractionStarter]: For program point L1682(lines 1682 1763) no Hoare annotation was computed. [2019-11-23 21:20:37,473 INFO L444 ceAbstractionStarter]: For program point L1616(lines 1616 1763) no Hoare annotation was computed. [2019-11-23 21:20:37,473 INFO L444 ceAbstractionStarter]: For program point L1484(lines 1484 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,473 INFO L444 ceAbstractionStarter]: For program point L427(lines 427 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,473 INFO L444 ceAbstractionStarter]: For program point L361(lines 361 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,473 INFO L444 ceAbstractionStarter]: For program point L1286(lines 1286 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,473 INFO L444 ceAbstractionStarter]: For program point L229(lines 229 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,473 INFO L444 ceAbstractionStarter]: For program point L1220(lines 1220 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,474 INFO L444 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2019-11-23 21:20:37,474 INFO L444 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2019-11-23 21:20:37,474 INFO L444 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2019-11-23 21:20:37,474 INFO L444 ceAbstractionStarter]: For program point L758(lines 758 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,474 INFO L444 ceAbstractionStarter]: For program point L560(lines 560 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,474 INFO L444 ceAbstractionStarter]: For program point L1353(lines 1353 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,474 INFO L444 ceAbstractionStarter]: For program point L1155(lines 1155 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,474 INFO L444 ceAbstractionStarter]: For program point L495(lines 495 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,474 INFO L444 ceAbstractionStarter]: For program point L297(lines 297 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,474 INFO L444 ceAbstractionStarter]: For program point L165-1(lines 23 1492) no Hoare annotation was computed. [2019-11-23 21:20:37,474 INFO L444 ceAbstractionStarter]: For program point L99-1(lines 23 1492) no Hoare annotation was computed. [2019-11-23 21:20:37,475 INFO L444 ceAbstractionStarter]: For program point L33-1(lines 23 1492) no Hoare annotation was computed. [2019-11-23 21:20:37,475 INFO L444 ceAbstractionStarter]: For program point L1553(lines 1553 1763) no Hoare annotation was computed. [2019-11-23 21:20:37,475 INFO L444 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2019-11-23 21:20:37,475 INFO L444 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2019-11-23 21:20:37,475 INFO L444 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2019-11-23 21:20:37,475 INFO L444 ceAbstractionStarter]: For program point L1025(lines 1025 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,475 INFO L444 ceAbstractionStarter]: For program point L1752(lines 1752 1763) no Hoare annotation was computed. [2019-11-23 21:20:37,475 INFO L444 ceAbstractionStarter]: For program point L1422(lines 1422 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,475 INFO L444 ceAbstractionStarter]: For program point L1092(lines 1092 1490) no Hoare annotation was computed. [2019-11-23 21:20:37,498 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:20:37 BoogieIcfgContainer [2019-11-23 21:20:37,498 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-23 21:20:37,500 INFO L168 Benchmark]: Toolchain (without parser) took 57228.70 ms. Allocated memory was 142.6 MB in the beginning and 2.0 GB in the end (delta: 1.9 GB). Free memory was 96.2 MB in the beginning and 756.9 MB in the end (delta: -660.7 MB). Peak memory consumption was 1.2 GB. Max. memory is 7.1 GB. [2019-11-23 21:20:37,501 INFO L168 Benchmark]: CDTParser took 1.63 ms. Allocated memory is still 142.6 MB. Free memory was 119.5 MB in the beginning and 119.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-11-23 21:20:37,502 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1371.55 ms. Allocated memory was 142.6 MB in the beginning and 208.7 MB in the end (delta: 66.1 MB). Free memory was 96.0 MB in the beginning and 133.5 MB in the end (delta: -37.5 MB). Peak memory consumption was 34.7 MB. Max. memory is 7.1 GB. [2019-11-23 21:20:37,503 INFO L168 Benchmark]: Boogie Procedure Inliner took 178.45 ms. Allocated memory is still 208.7 MB. Free memory was 133.5 MB in the beginning and 109.5 MB in the end (delta: 24.0 MB). Peak memory consumption was 24.0 MB. Max. memory is 7.1 GB. [2019-11-23 21:20:37,504 INFO L168 Benchmark]: Boogie Preprocessor took 129.37 ms. Allocated memory is still 208.7 MB. Free memory was 109.5 MB in the beginning and 94.5 MB in the end (delta: 15.0 MB). Peak memory consumption was 15.0 MB. Max. memory is 7.1 GB. [2019-11-23 21:20:37,504 INFO L168 Benchmark]: RCFGBuilder took 2594.12 ms. Allocated memory was 208.7 MB in the beginning and 263.7 MB in the end (delta: 55.1 MB). Free memory was 94.5 MB in the beginning and 208.3 MB in the end (delta: -113.9 MB). Peak memory consumption was 67.3 MB. Max. memory is 7.1 GB. [2019-11-23 21:20:37,505 INFO L168 Benchmark]: TraceAbstraction took 52950.01 ms. Allocated memory was 263.7 MB in the beginning and 2.0 GB in the end (delta: 1.8 GB). Free memory was 208.3 MB in the beginning and 756.9 MB in the end (delta: -548.5 MB). Peak memory consumption was 1.2 GB. Max. memory is 7.1 GB. [2019-11-23 21:20:37,510 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.63 ms. Allocated memory is still 142.6 MB. Free memory was 119.5 MB in the beginning and 119.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1371.55 ms. Allocated memory was 142.6 MB in the beginning and 208.7 MB in the end (delta: 66.1 MB). Free memory was 96.0 MB in the beginning and 133.5 MB in the end (delta: -37.5 MB). Peak memory consumption was 34.7 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 178.45 ms. Allocated memory is still 208.7 MB. Free memory was 133.5 MB in the beginning and 109.5 MB in the end (delta: 24.0 MB). Peak memory consumption was 24.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 129.37 ms. Allocated memory is still 208.7 MB. Free memory was 109.5 MB in the beginning and 94.5 MB in the end (delta: 15.0 MB). Peak memory consumption was 15.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2594.12 ms. Allocated memory was 208.7 MB in the beginning and 263.7 MB in the end (delta: 55.1 MB). Free memory was 94.5 MB in the beginning and 208.3 MB in the end (delta: -113.9 MB). Peak memory consumption was 67.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 52950.01 ms. Allocated memory was 263.7 MB in the beginning and 2.0 GB in the end (delta: 1.8 GB). Free memory was 208.3 MB in the beginning and 756.9 MB in the end (delta: -548.5 MB). Peak memory consumption was 1.2 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 154]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 23]: Loop Invariant Derived loop invariant: (((((((((((a16 == 8 && 4 <= a15) || (a15 == 3 && a12 == 8)) || (((a18 + 87 <= 0 && !(a16 == 10)) && 4 <= a15) && !(a12 == 8))) || ((a15 == 3 && !(a12 == 7)) && 0 < a18 + 156)) || ((!(a16 == 10) && a12 == 7) && 4 <= a15)) || (a15 == 3 && a12 == 6)) || ((!(a16 == 10) && !(a12 == 5)) && a15 == 3)) || (((!(a16 == 10) && 4 <= a15) && a12 == 8) && 0 < a18 + 156)) || (4 <= a15 && a12 == 5)) || (a16 == 8 && a15 == 3)) || (((!(a16 == 10) && 4 <= a15) && a18 + 79 <= 0) && 0 < a18 + 156)) || (4 <= a15 && a12 == 6) - InvariantResult [Line: 1494]: Loop Invariant Derived loop invariant: (((((((((((a16 == 8 && 4 <= a15) || (a15 == 3 && a12 == 8)) || (((a18 + 87 <= 0 && !(a16 == 10)) && 4 <= a15) && !(a12 == 8))) || ((a15 == 3 && !(a12 == 7)) && 0 < a18 + 156)) || ((!(a16 == 10) && a12 == 7) && 4 <= a15)) || (a15 == 3 && a12 == 6)) || ((!(a16 == 10) && !(a12 == 5)) && a15 == 3)) || (((!(a16 == 10) && 4 <= a15) && a12 == 8) && 0 < a18 + 156)) || (4 <= a15 && a12 == 5)) || (a16 == 8 && a15 == 3)) || (((!(a16 == 10) && 4 <= a15) && a18 + 79 <= 0) && 0 < a18 + 156)) || (4 <= a15 && a12 == 6) - InvariantResult [Line: 1767]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1773]: Loop Invariant Derived loop invariant: (((((((((((a16 == 8 && 4 <= a15) || (a15 == 3 && a12 == 8)) || (((a18 + 87 <= 0 && !(a16 == 10)) && 4 <= a15) && !(a12 == 8))) || ((a15 == 3 && !(a12 == 7)) && 0 < a18 + 156)) || ((!(a16 == 10) && a12 == 7) && 4 <= a15)) || (a15 == 3 && a12 == 6)) || ((!(a16 == 10) && !(a12 == 5)) && a15 == 3)) || (((!(a16 == 10) && 4 <= a15) && a12 == 8) && 0 < a18 + 156)) || (4 <= a15 && a12 == 5)) || (a16 == 8 && a15 == 3)) || (((!(a16 == 10) && 4 <= a15) && a18 + 79 <= 0) && 0 < a18 + 156)) || (4 <= a15 && a12 == 6) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 396 locations, 1 error locations. Result: SAFE, OverallTime: 52.8s, OverallIterations: 12, TraceHistogramMax: 11, AutomataDifference: 31.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.6s, HoareTripleCheckerStatistics: 2040 SDtfs, 6725 SDslu, 135 SDs, 0 SdLazy, 17901 SolverSat, 3127 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 25.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1967 GetRequests, 1926 SyntacticMatches, 6 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=15796occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.5s AutomataMinimizationTime, 12 MinimizatonAttempts, 7578 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 166 NumberOfFragments, 391 HoareAnnotationTreeSize, 4 FomulaSimplifications, 4293 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 4 FomulaSimplificationsInter, 3572 FormulaSimplificationTreeSizeReductionInter, 1.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 6.0s InterpolantComputationTime, 10280 NumberOfCodeBlocks, 10280 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 10267 ConstructedInterpolants, 0 QuantifiedInterpolants, 37248610 SizeOfPredicates, 1 NumberOfNonLiveVariables, 2181 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 13 InterpolantComputations, 12 PerfectInterpolantSequences, 25368/26047 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...