/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/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem01_label27.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-06 18:56:01,776 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-06 18:56:01,780 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-06 18:56:01,800 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-11-06 18:56:01,831 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-06 18:56:01,832 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-06 18:56:01,834 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-06 18:56:01,836 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-06 18:56:01,838 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-06 18:56:01,839 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-06 18:56:01,840 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-06 18:56:01,844 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-06 18:56:01,848 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-06 18:56:01,851 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-06 18:56:01,854 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-06 18:56:01,854 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-06 18:56:01,856 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-11-06 18:56:01,868 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-06 18:56:01,869 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-06 18:56:01,869 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-06 18:56:01,870 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 [2019-11-06 18:56:01,900 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-06 18:56:01,901 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-06 18:56:01,903 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-06 18:56:01,903 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-06 18:56:01,903 INFO L138 SettingsManager]: * Use SBE=true [2019-11-06 18:56:01,903 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-06 18:56:01,904 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-06 18:56:01,904 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-06 18:56:01,904 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-06 18:56:01,904 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-06 18:56:01,904 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-06 18:56:01,904 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-06 18:56:01,905 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-06 18:56:01,906 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-06 18:56:01,906 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-06 18:56:01,906 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-06 18:56:01,906 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-06 18:56:01,906 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-06 18:56:01,907 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-06 18:56:01,907 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-06 18:56:01,907 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-06 18:56:01,907 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-06 18:56:01,907 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-06 18:56:01,908 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-06 18:56:01,908 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-06 18:56:01,908 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-06 18:56:01,908 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-06 18:56:01,908 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-06 18:56:01,909 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-06 18:56:02,198 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-06 18:56:02,217 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-06 18:56:02,222 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-06 18:56:02,225 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-06 18:56:02,225 INFO L275 PluginConnector]: CDTParser initialized [2019-11-06 18:56:02,226 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem01_label27.c [2019-11-06 18:56:02,308 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c08c82cf7/a86dc53a121f4ca597d62247a02b8928/FLAGeb1c0d64b [2019-11-06 18:56:02,830 INFO L306 CDTParser]: Found 1 translation units. [2019-11-06 18:56:02,834 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem01_label27.c [2019-11-06 18:56:02,847 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c08c82cf7/a86dc53a121f4ca597d62247a02b8928/FLAGeb1c0d64b [2019-11-06 18:56:03,128 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c08c82cf7/a86dc53a121f4ca597d62247a02b8928 [2019-11-06 18:56:03,137 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-06 18:56:03,139 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-06 18:56:03,143 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-06 18:56:03,143 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-06 18:56:03,147 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-06 18:56:03,148 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 06:56:03" (1/1) ... [2019-11-06 18:56:03,151 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c17596 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:56:03, skipping insertion in model container [2019-11-06 18:56:03,151 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 06:56:03" (1/1) ... [2019-11-06 18:56:03,159 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-06 18:56:03,213 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-06 18:56:03,664 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 18:56:03,674 INFO L188 MainTranslator]: Completed pre-run [2019-11-06 18:56:03,943 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 18:56:03,964 INFO L192 MainTranslator]: Completed translation [2019-11-06 18:56:03,965 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:56:03 WrapperNode [2019-11-06 18:56:03,965 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-06 18:56:03,966 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-06 18:56:03,966 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-06 18:56:03,966 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-06 18:56:03,980 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:56:03" (1/1) ... [2019-11-06 18:56:03,980 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:56:03" (1/1) ... [2019-11-06 18:56:03,997 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:56:03" (1/1) ... [2019-11-06 18:56:03,998 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:56:03" (1/1) ... [2019-11-06 18:56:04,037 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:56:03" (1/1) ... [2019-11-06 18:56:04,053 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:56:03" (1/1) ... [2019-11-06 18:56:04,057 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:56:03" (1/1) ... [2019-11-06 18:56:04,064 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-06 18:56:04,065 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-06 18:56:04,065 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-06 18:56:04,065 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-06 18:56:04,066 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:56:03" (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 [2019-11-06 18:56:04,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-06 18:56:04,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-06 18:56:04,128 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-11-06 18:56:04,128 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-06 18:56:04,128 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-11-06 18:56:04,128 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-06 18:56:04,129 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-06 18:56:04,129 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-11-06 18:56:04,129 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-06 18:56:04,129 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-06 18:56:04,129 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-06 18:56:05,303 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-06 18:56:05,304 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-11-06 18:56:05,305 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 06:56:05 BoogieIcfgContainer [2019-11-06 18:56:05,305 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-06 18:56:05,306 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-06 18:56:05,307 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-06 18:56:05,310 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-06 18:56:05,310 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 06:56:03" (1/3) ... [2019-11-06 18:56:05,311 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13fbd6fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 06:56:05, skipping insertion in model container [2019-11-06 18:56:05,311 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:56:03" (2/3) ... [2019-11-06 18:56:05,312 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13fbd6fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 06:56:05, skipping insertion in model container [2019-11-06 18:56:05,312 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 06:56:05" (3/3) ... [2019-11-06 18:56:05,314 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem01_label27.c [2019-11-06 18:56:05,324 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-06 18:56:05,333 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-06 18:56:05,344 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-06 18:56:05,372 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-06 18:56:05,372 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-06 18:56:05,372 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-06 18:56:05,373 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-06 18:56:05,373 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-06 18:56:05,373 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-06 18:56:05,373 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-06 18:56:05,373 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-06 18:56:05,397 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states. [2019-11-06 18:56:05,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-11-06 18:56:05,408 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 18:56:05,410 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 18:56:05,412 INFO L410 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 18:56:05,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 18:56:05,418 INFO L82 PathProgramCache]: Analyzing trace with hash -2139727354, now seen corresponding path program 1 times [2019-11-06 18:56:05,428 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 18:56:05,428 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1842761748] [2019-11-06 18:56:05,429 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 18:56:05,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:56:06,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:56:06,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 18:56:06,160 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1842761748] [2019-11-06 18:56:06,161 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 18:56:06,162 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-06 18:56:06,165 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [643266321] [2019-11-06 18:56:06,175 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-06 18:56:06,175 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 18:56:06,194 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-06 18:56:06,195 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-11-06 18:56:06,197 INFO L87 Difference]: Start difference. First operand 207 states. Second operand 5 states. [2019-11-06 18:56:08,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 18:56:08,297 INFO L93 Difference]: Finished difference Result 710 states and 1244 transitions. [2019-11-06 18:56:08,297 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-06 18:56:08,299 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 94 [2019-11-06 18:56:08,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 18:56:08,317 INFO L225 Difference]: With dead ends: 710 [2019-11-06 18:56:08,318 INFO L226 Difference]: Without dead ends: 423 [2019-11-06 18:56:08,326 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-11-06 18:56:08,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 423 states. [2019-11-06 18:56:08,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 423 to 419. [2019-11-06 18:56:08,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 419 states. [2019-11-06 18:56:08,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 419 states and 600 transitions. [2019-11-06 18:56:08,412 INFO L78 Accepts]: Start accepts. Automaton has 419 states and 600 transitions. Word has length 94 [2019-11-06 18:56:08,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 18:56:08,413 INFO L462 AbstractCegarLoop]: Abstraction has 419 states and 600 transitions. [2019-11-06 18:56:08,414 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-06 18:56:08,414 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 600 transitions. [2019-11-06 18:56:08,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-11-06 18:56:08,420 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 18:56:08,421 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 18:56:08,421 INFO L410 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 18:56:08,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 18:56:08,422 INFO L82 PathProgramCache]: Analyzing trace with hash 1455606109, now seen corresponding path program 1 times [2019-11-06 18:56:08,422 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 18:56:08,422 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1810988263] [2019-11-06 18:56:08,422 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 18:56:08,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:56:08,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:56:08,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:56:08,640 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 18:56:08,640 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1810988263] [2019-11-06 18:56:08,641 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 18:56:08,641 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-11-06 18:56:08,641 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [343269934] [2019-11-06 18:56:08,643 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-11-06 18:56:08,643 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 18:56:08,644 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-11-06 18:56:08,644 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2019-11-06 18:56:08,644 INFO L87 Difference]: Start difference. First operand 419 states and 600 transitions. Second operand 9 states. [2019-11-06 18:56:10,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 18:56:10,128 INFO L93 Difference]: Finished difference Result 1271 states and 1906 transitions. [2019-11-06 18:56:10,129 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-06 18:56:10,129 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 104 [2019-11-06 18:56:10,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 18:56:10,138 INFO L225 Difference]: With dead ends: 1271 [2019-11-06 18:56:10,138 INFO L226 Difference]: Without dead ends: 858 [2019-11-06 18:56:10,140 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2019-11-06 18:56:10,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 858 states. [2019-11-06 18:56:10,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 858 to 838. [2019-11-06 18:56:10,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 838 states. [2019-11-06 18:56:10,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 838 states and 1214 transitions. [2019-11-06 18:56:10,220 INFO L78 Accepts]: Start accepts. Automaton has 838 states and 1214 transitions. Word has length 104 [2019-11-06 18:56:10,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 18:56:10,220 INFO L462 AbstractCegarLoop]: Abstraction has 838 states and 1214 transitions. [2019-11-06 18:56:10,221 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-11-06 18:56:10,221 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 1214 transitions. [2019-11-06 18:56:10,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2019-11-06 18:56:10,228 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 18:56:10,228 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 18:56:10,228 INFO L410 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 18:56:10,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 18:56:10,229 INFO L82 PathProgramCache]: Analyzing trace with hash 1089398559, now seen corresponding path program 1 times [2019-11-06 18:56:10,229 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 18:56:10,229 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [235128323] [2019-11-06 18:56:10,229 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 18:56:10,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:56:10,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:56:10,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:56:10,468 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 18:56:10,468 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [235128323] [2019-11-06 18:56:10,468 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1087248282] [2019-11-06 18:56:10,469 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 [2019-11-06 18:56:10,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:56:10,559 INFO L256 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-06 18:56:10,569 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-06 18:56:10,631 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 18:56:10,631 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-06 18:56:10,632 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2019-11-06 18:56:10,632 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [77014337] [2019-11-06 18:56:10,633 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-06 18:56:10,633 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 18:56:10,633 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-06 18:56:10,634 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-11-06 18:56:10,634 INFO L87 Difference]: Start difference. First operand 838 states and 1214 transitions. Second operand 3 states. [2019-11-06 18:56:11,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 18:56:11,178 INFO L93 Difference]: Finished difference Result 2083 states and 3053 transitions. [2019-11-06 18:56:11,179 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-06 18:56:11,179 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 105 [2019-11-06 18:56:11,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 18:56:11,187 INFO L225 Difference]: With dead ends: 2083 [2019-11-06 18:56:11,187 INFO L226 Difference]: Without dead ends: 1251 [2019-11-06 18:56:11,190 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-11-06 18:56:11,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1251 states. [2019-11-06 18:56:11,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1251 to 1251. [2019-11-06 18:56:11,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1251 states. [2019-11-06 18:56:11,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1251 states to 1251 states and 1765 transitions. [2019-11-06 18:56:11,241 INFO L78 Accepts]: Start accepts. Automaton has 1251 states and 1765 transitions. Word has length 105 [2019-11-06 18:56:11,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 18:56:11,242 INFO L462 AbstractCegarLoop]: Abstraction has 1251 states and 1765 transitions. [2019-11-06 18:56:11,242 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-06 18:56:11,243 INFO L276 IsEmpty]: Start isEmpty. Operand 1251 states and 1765 transitions. [2019-11-06 18:56:11,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2019-11-06 18:56:11,256 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 18:56:11,257 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 18:56:11,460 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-06 18:56:11,460 INFO L410 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 18:56:11,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 18:56:11,461 INFO L82 PathProgramCache]: Analyzing trace with hash -53706601, now seen corresponding path program 1 times [2019-11-06 18:56:11,461 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 18:56:11,461 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [561791390] [2019-11-06 18:56:11,461 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 18:56:11,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:56:11,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:56:11,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:56:11,680 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 18:56:11,680 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [561791390] [2019-11-06 18:56:11,681 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1783731041] [2019-11-06 18:56:11,681 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-06 18:56:11,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:56:11,769 INFO L256 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-06 18:56:11,787 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-06 18:56:11,833 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 18:56:11,833 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-06 18:56:11,834 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2019-11-06 18:56:11,835 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [665110618] [2019-11-06 18:56:11,837 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-06 18:56:11,837 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 18:56:11,838 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-06 18:56:11,838 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-11-06 18:56:11,838 INFO L87 Difference]: Start difference. First operand 1251 states and 1765 transitions. Second operand 3 states. [2019-11-06 18:56:12,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 18:56:12,398 INFO L93 Difference]: Finished difference Result 3046 states and 4346 transitions. [2019-11-06 18:56:12,402 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-06 18:56:12,403 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 109 [2019-11-06 18:56:12,404 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 18:56:12,418 INFO L225 Difference]: With dead ends: 3046 [2019-11-06 18:56:12,418 INFO L226 Difference]: Without dead ends: 1801 [2019-11-06 18:56:12,423 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 114 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-11-06 18:56:12,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1801 states. [2019-11-06 18:56:12,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1801 to 1801. [2019-11-06 18:56:12,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1801 states. [2019-11-06 18:56:12,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1801 states to 1801 states and 2440 transitions. [2019-11-06 18:56:12,524 INFO L78 Accepts]: Start accepts. Automaton has 1801 states and 2440 transitions. Word has length 109 [2019-11-06 18:56:12,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 18:56:12,526 INFO L462 AbstractCegarLoop]: Abstraction has 1801 states and 2440 transitions. [2019-11-06 18:56:12,526 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-06 18:56:12,527 INFO L276 IsEmpty]: Start isEmpty. Operand 1801 states and 2440 transitions. [2019-11-06 18:56:12,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-11-06 18:56:12,534 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 18:56:12,534 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 18:56:12,739 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-06 18:56:12,739 INFO L410 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 18:56:12,739 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 18:56:12,739 INFO L82 PathProgramCache]: Analyzing trace with hash -414370937, now seen corresponding path program 1 times [2019-11-06 18:56:12,741 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 18:56:12,742 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [871435877] [2019-11-06 18:56:12,742 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 18:56:12,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:56:12,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:56:12,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:56:13,007 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 18:56:13,007 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [871435877] [2019-11-06 18:56:13,007 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 18:56:13,007 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-11-06 18:56:13,008 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [511604863] [2019-11-06 18:56:13,009 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-11-06 18:56:13,010 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 18:56:13,010 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-11-06 18:56:13,010 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2019-11-06 18:56:13,010 INFO L87 Difference]: Start difference. First operand 1801 states and 2440 transitions. Second operand 9 states. [2019-11-06 18:56:14,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 18:56:14,594 INFO L93 Difference]: Finished difference Result 4603 states and 6460 transitions. [2019-11-06 18:56:14,594 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-11-06 18:56:14,594 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 117 [2019-11-06 18:56:14,595 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 18:56:14,612 INFO L225 Difference]: With dead ends: 4603 [2019-11-06 18:56:14,612 INFO L226 Difference]: Without dead ends: 2808 [2019-11-06 18:56:14,618 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2019-11-06 18:56:14,621 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2808 states. [2019-11-06 18:56:14,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2808 to 2508. [2019-11-06 18:56:14,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2508 states. [2019-11-06 18:56:14,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2508 states to 2508 states and 3396 transitions. [2019-11-06 18:56:14,705 INFO L78 Accepts]: Start accepts. Automaton has 2508 states and 3396 transitions. Word has length 117 [2019-11-06 18:56:14,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 18:56:14,705 INFO L462 AbstractCegarLoop]: Abstraction has 2508 states and 3396 transitions. [2019-11-06 18:56:14,705 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-11-06 18:56:14,705 INFO L276 IsEmpty]: Start isEmpty. Operand 2508 states and 3396 transitions. [2019-11-06 18:56:14,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2019-11-06 18:56:14,712 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 18:56:14,712 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 18:56:14,712 INFO L410 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 18:56:14,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 18:56:14,713 INFO L82 PathProgramCache]: Analyzing trace with hash -1750271410, now seen corresponding path program 1 times [2019-11-06 18:56:14,713 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 18:56:14,713 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1506960240] [2019-11-06 18:56:14,713 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 18:56:14,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:56:14,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:56:14,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:56:14,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:56:14,870 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 36 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-06 18:56:14,871 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1506960240] [2019-11-06 18:56:14,871 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1835392151] [2019-11-06 18:56:14,871 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-06 18:56:14,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:56:14,977 INFO L256 TraceCheckSpWp]: Trace formula consists of 413 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-06 18:56:14,993 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-06 18:56:15,098 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-06 18:56:15,099 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-06 18:56:15,099 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 9 [2019-11-06 18:56:15,099 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [55489749] [2019-11-06 18:56:15,100 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-06 18:56:15,100 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 18:56:15,100 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-06 18:56:15,100 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2019-11-06 18:56:15,109 INFO L87 Difference]: Start difference. First operand 2508 states and 3396 transitions. Second operand 3 states. [2019-11-06 18:56:15,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 18:56:15,623 INFO L93 Difference]: Finished difference Result 5010 states and 6808 transitions. [2019-11-06 18:56:15,623 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-06 18:56:15,624 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 128 [2019-11-06 18:56:15,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 18:56:15,637 INFO L225 Difference]: With dead ends: 5010 [2019-11-06 18:56:15,637 INFO L226 Difference]: Without dead ends: 2508 [2019-11-06 18:56:15,643 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2019-11-06 18:56:15,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2508 states. [2019-11-06 18:56:15,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2508 to 2373. [2019-11-06 18:56:15,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2373 states. [2019-11-06 18:56:15,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2373 states to 2373 states and 3076 transitions. [2019-11-06 18:56:15,717 INFO L78 Accepts]: Start accepts. Automaton has 2373 states and 3076 transitions. Word has length 128 [2019-11-06 18:56:15,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 18:56:15,717 INFO L462 AbstractCegarLoop]: Abstraction has 2373 states and 3076 transitions. [2019-11-06 18:56:15,718 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-06 18:56:15,718 INFO L276 IsEmpty]: Start isEmpty. Operand 2373 states and 3076 transitions. [2019-11-06 18:56:15,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2019-11-06 18:56:15,723 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 18:56:15,724 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 18:56:15,927 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-06 18:56:15,928 INFO L410 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 18:56:15,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 18:56:15,928 INFO L82 PathProgramCache]: Analyzing trace with hash 605294125, now seen corresponding path program 1 times [2019-11-06 18:56:15,929 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 18:56:15,930 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [905988193] [2019-11-06 18:56:15,930 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 18:56:15,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:56:16,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:56:16,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:56:16,113 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 30 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 18:56:16,113 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [905988193] [2019-11-06 18:56:16,113 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [437519293] [2019-11-06 18:56:16,113 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-06 18:56:16,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:56:16,206 INFO L256 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-06 18:56:16,210 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-06 18:56:16,236 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 18:56:16,236 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-06 18:56:16,237 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 6 [2019-11-06 18:56:16,237 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [182782413] [2019-11-06 18:56:16,238 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-06 18:56:16,238 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 18:56:16,238 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-06 18:56:16,238 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-11-06 18:56:16,239 INFO L87 Difference]: Start difference. First operand 2373 states and 3076 transitions. Second operand 3 states. [2019-11-06 18:56:16,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 18:56:16,750 INFO L93 Difference]: Finished difference Result 5143 states and 6675 transitions. [2019-11-06 18:56:16,751 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-06 18:56:16,751 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 128 [2019-11-06 18:56:16,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 18:56:16,751 INFO L225 Difference]: With dead ends: 5143 [2019-11-06 18:56:16,751 INFO L226 Difference]: Without dead ends: 0 [2019-11-06 18:56:16,761 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-11-06 18:56:16,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-06 18:56:16,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-06 18:56:16,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-06 18:56:16,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-06 18:56:16,762 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 128 [2019-11-06 18:56:16,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 18:56:16,762 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-06 18:56:16,762 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-06 18:56:16,763 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-06 18:56:16,763 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-06 18:56:16,966 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-06 18:56:16,971 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-06 18:56:17,989 WARN L191 SmtUtils]: Spent 716.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 46 [2019-11-06 18:56:18,136 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 40 [2019-11-06 18:56:18,248 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 40 [2019-11-06 18:56:18,250 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-11-06 18:56:18,251 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a12~0 |old(~a12~0)|) (= ~z~0 |old(~z~0)|) (= ~w~0 |old(~w~0)|) (= ~u~0 |old(~u~0)|) (= ~e~0 |old(~e~0)|) (= ~a21~0 |old(~a21~0)|) (= ~c~0 |old(~c~0)|) (= ~a7~0 |old(~a7~0)|) (= ~v~0 |old(~v~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a16~0 |old(~a16~0)|) (= ~a8~0 |old(~a8~0)|) (= ~y~0 |old(~y~0)|) (= ~f~0 |old(~f~0)|) (= ~a~0 |old(~a~0)|) (= ~x~0 |old(~x~0)|) (= ~b~0 |old(~b~0)|) (= ~a20~0 |old(~a20~0)|) (= ~d~0 |old(~d~0)|)) [2019-11-06 18:56:18,251 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-11-06 18:56:18,251 INFO L443 ceAbstractionStarter]: For program point L333(lines 333 390) no Hoare annotation was computed. [2019-11-06 18:56:18,251 INFO L443 ceAbstractionStarter]: For program point L102(lines 102 390) no Hoare annotation was computed. [2019-11-06 18:56:18,251 INFO L443 ceAbstractionStarter]: For program point L565-1(lines 30 575) no Hoare annotation was computed. [2019-11-06 18:56:18,251 INFO L443 ceAbstractionStarter]: For program point L532-1(lines 30 575) no Hoare annotation was computed. [2019-11-06 18:56:18,251 INFO L443 ceAbstractionStarter]: For program point L499-1(lines 30 575) no Hoare annotation was computed. [2019-11-06 18:56:18,251 INFO L443 ceAbstractionStarter]: For program point L466-1(lines 30 575) no Hoare annotation was computed. [2019-11-06 18:56:18,252 INFO L443 ceAbstractionStarter]: For program point L433-1(lines 30 575) no Hoare annotation was computed. [2019-11-06 18:56:18,252 INFO L443 ceAbstractionStarter]: For program point L400-1(lines 30 575) no Hoare annotation was computed. [2019-11-06 18:56:18,252 INFO L443 ceAbstractionStarter]: For program point L268(lines 268 390) no Hoare annotation was computed. [2019-11-06 18:56:18,252 INFO L443 ceAbstractionStarter]: For program point L136(lines 136 390) no Hoare annotation was computed. [2019-11-06 18:56:18,252 INFO L443 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2019-11-06 18:56:18,252 INFO L443 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2019-11-06 18:56:18,252 INFO L443 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2019-11-06 18:56:18,252 INFO L443 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2019-11-06 18:56:18,252 INFO L443 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2019-11-06 18:56:18,252 INFO L443 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2019-11-06 18:56:18,253 INFO L443 ceAbstractionStarter]: For program point L203(lines 203 390) no Hoare annotation was computed. [2019-11-06 18:56:18,253 INFO L443 ceAbstractionStarter]: For program point L72(lines 72 390) no Hoare annotation was computed. [2019-11-06 18:56:18,253 INFO L443 ceAbstractionStarter]: For program point L568-1(lines 30 575) no Hoare annotation was computed. [2019-11-06 18:56:18,253 INFO L443 ceAbstractionStarter]: For program point L535-1(lines 30 575) no Hoare annotation was computed. [2019-11-06 18:56:18,253 INFO L443 ceAbstractionStarter]: For program point L502-1(lines 30 575) no Hoare annotation was computed. [2019-11-06 18:56:18,253 INFO L443 ceAbstractionStarter]: For program point L469-1(lines 30 575) no Hoare annotation was computed. [2019-11-06 18:56:18,253 INFO L443 ceAbstractionStarter]: For program point L436-1(lines 30 575) no Hoare annotation was computed. [2019-11-06 18:56:18,253 INFO L443 ceAbstractionStarter]: For program point L403-1(lines 30 575) no Hoare annotation was computed. [2019-11-06 18:56:18,253 INFO L443 ceAbstractionStarter]: For program point L337(lines 337 390) no Hoare annotation was computed. [2019-11-06 18:56:18,254 INFO L443 ceAbstractionStarter]: For program point L238(lines 238 390) no Hoare annotation was computed. [2019-11-06 18:56:18,254 INFO L443 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2019-11-06 18:56:18,254 INFO L443 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2019-11-06 18:56:18,254 INFO L443 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2019-11-06 18:56:18,254 INFO L443 ceAbstractionStarter]: For program point L470(line 470) no Hoare annotation was computed. [2019-11-06 18:56:18,254 INFO L443 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2019-11-06 18:56:18,254 INFO L443 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2019-11-06 18:56:18,254 INFO L443 ceAbstractionStarter]: For program point L173(lines 173 390) no Hoare annotation was computed. [2019-11-06 18:56:18,254 INFO L443 ceAbstractionStarter]: For program point L140(lines 140 390) no Hoare annotation was computed. [2019-11-06 18:56:18,255 INFO L443 ceAbstractionStarter]: For program point L372(lines 372 390) no Hoare annotation was computed. [2019-11-06 18:56:18,255 INFO L443 ceAbstractionStarter]: For program point L306(lines 306 390) no Hoare annotation was computed. [2019-11-06 18:56:18,255 INFO L443 ceAbstractionStarter]: For program point L273(lines 273 390) no Hoare annotation was computed. [2019-11-06 18:56:18,255 INFO L443 ceAbstractionStarter]: For program point L108(lines 108 390) no Hoare annotation was computed. [2019-11-06 18:56:18,255 INFO L443 ceAbstractionStarter]: For program point L571-1(lines 571 573) no Hoare annotation was computed. [2019-11-06 18:56:18,255 INFO L443 ceAbstractionStarter]: For program point L538-1(lines 30 575) no Hoare annotation was computed. [2019-11-06 18:56:18,255 INFO L443 ceAbstractionStarter]: For program point L505-1(lines 30 575) no Hoare annotation was computed. [2019-11-06 18:56:18,256 INFO L443 ceAbstractionStarter]: For program point L472-1(lines 30 575) no Hoare annotation was computed. [2019-11-06 18:56:18,256 INFO L443 ceAbstractionStarter]: For program point L439-1(lines 30 575) no Hoare annotation was computed. [2019-11-06 18:56:18,256 INFO L443 ceAbstractionStarter]: For program point L406-1(lines 30 575) no Hoare annotation was computed. [2019-11-06 18:56:18,256 INFO L443 ceAbstractionStarter]: For program point L208(lines 208 390) no Hoare annotation was computed. [2019-11-06 18:56:18,256 INFO L443 ceAbstractionStarter]: For program point L43(lines 43 390) no Hoare annotation was computed. [2019-11-06 18:56:18,256 INFO L443 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2019-11-06 18:56:18,256 INFO L443 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2019-11-06 18:56:18,256 INFO L443 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2019-11-06 18:56:18,256 INFO L443 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2019-11-06 18:56:18,257 INFO L443 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2019-11-06 18:56:18,257 INFO L443 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2019-11-06 18:56:18,257 INFO L443 ceAbstractionStarter]: For program point L144(lines 144 390) no Hoare annotation was computed. [2019-11-06 18:56:18,257 INFO L443 ceAbstractionStarter]: For program point L541-1(lines 30 575) no Hoare annotation was computed. [2019-11-06 18:56:18,257 INFO L443 ceAbstractionStarter]: For program point L508-1(lines 30 575) no Hoare annotation was computed. [2019-11-06 18:56:18,257 INFO L443 ceAbstractionStarter]: For program point L475-1(lines 30 575) no Hoare annotation was computed. [2019-11-06 18:56:18,257 INFO L443 ceAbstractionStarter]: For program point L442-1(lines 30 575) no Hoare annotation was computed. [2019-11-06 18:56:18,258 INFO L443 ceAbstractionStarter]: For program point L409-1(lines 30 575) no Hoare annotation was computed. [2019-11-06 18:56:18,258 INFO L443 ceAbstractionStarter]: For program point L178(lines 178 390) no Hoare annotation was computed. [2019-11-06 18:56:18,258 INFO L443 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2019-11-06 18:56:18,258 INFO L443 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2019-11-06 18:56:18,258 INFO L443 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2019-11-06 18:56:18,258 INFO L443 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2019-11-06 18:56:18,258 INFO L443 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2019-11-06 18:56:18,258 INFO L443 ceAbstractionStarter]: For program point L377(lines 377 390) no Hoare annotation was computed. [2019-11-06 18:56:18,259 INFO L443 ceAbstractionStarter]: For program point L278(lines 278 390) no Hoare annotation was computed. [2019-11-06 18:56:18,259 INFO L443 ceAbstractionStarter]: For program point L245(lines 245 390) no Hoare annotation was computed. [2019-11-06 18:56:18,259 INFO L443 ceAbstractionStarter]: For program point L80(lines 80 390) no Hoare annotation was computed. [2019-11-06 18:56:18,259 INFO L443 ceAbstractionStarter]: For program point L345(lines 345 390) no Hoare annotation was computed. [2019-11-06 18:56:18,259 INFO L443 ceAbstractionStarter]: For program point L312(lines 312 390) no Hoare annotation was computed. [2019-11-06 18:56:18,259 INFO L443 ceAbstractionStarter]: For program point L114(lines 114 390) no Hoare annotation was computed. [2019-11-06 18:56:18,259 INFO L443 ceAbstractionStarter]: For program point L544-1(lines 30 575) no Hoare annotation was computed. [2019-11-06 18:56:18,259 INFO L443 ceAbstractionStarter]: For program point L511-1(lines 30 575) no Hoare annotation was computed. [2019-11-06 18:56:18,260 INFO L443 ceAbstractionStarter]: For program point L478-1(lines 30 575) no Hoare annotation was computed. [2019-11-06 18:56:18,260 INFO L443 ceAbstractionStarter]: For program point L445-1(lines 30 575) no Hoare annotation was computed. [2019-11-06 18:56:18,260 INFO L443 ceAbstractionStarter]: For program point L412-1(lines 30 575) no Hoare annotation was computed. [2019-11-06 18:56:18,260 INFO L443 ceAbstractionStarter]: For program point L214(lines 214 390) no Hoare annotation was computed. [2019-11-06 18:56:18,260 INFO L443 ceAbstractionStarter]: For program point L148(lines 148 390) no Hoare annotation was computed. [2019-11-06 18:56:18,260 INFO L443 ceAbstractionStarter]: For program point L49(lines 49 390) no Hoare annotation was computed. [2019-11-06 18:56:18,260 INFO L443 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 440) no Hoare annotation was computed. [2019-11-06 18:56:18,261 INFO L443 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2019-11-06 18:56:18,261 INFO L443 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2019-11-06 18:56:18,261 INFO L443 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2019-11-06 18:56:18,261 INFO L443 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2019-11-06 18:56:18,261 INFO L443 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2019-11-06 18:56:18,261 INFO L443 ceAbstractionStarter]: For program point L84(lines 84 390) no Hoare annotation was computed. [2019-11-06 18:56:18,261 INFO L443 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 30 575) no Hoare annotation was computed. [2019-11-06 18:56:18,261 INFO L443 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 30 575) no Hoare annotation was computed. [2019-11-06 18:56:18,262 INFO L443 ceAbstractionStarter]: For program point L547-1(lines 30 575) no Hoare annotation was computed. [2019-11-06 18:56:18,262 INFO L443 ceAbstractionStarter]: For program point L514-1(lines 30 575) no Hoare annotation was computed. [2019-11-06 18:56:18,262 INFO L443 ceAbstractionStarter]: For program point L481-1(lines 30 575) no Hoare annotation was computed. [2019-11-06 18:56:18,262 INFO L443 ceAbstractionStarter]: For program point L448-1(lines 30 575) no Hoare annotation was computed. [2019-11-06 18:56:18,262 INFO L443 ceAbstractionStarter]: For program point L382(lines 382 390) no Hoare annotation was computed. [2019-11-06 18:56:18,262 INFO L443 ceAbstractionStarter]: For program point L415-1(lines 30 575) no Hoare annotation was computed. [2019-11-06 18:56:18,262 INFO L443 ceAbstractionStarter]: For program point L316(lines 316 390) no Hoare annotation was computed. [2019-11-06 18:56:18,262 INFO L443 ceAbstractionStarter]: For program point L250(lines 250 390) no Hoare annotation was computed. [2019-11-06 18:56:18,262 INFO L443 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2019-11-06 18:56:18,263 INFO L443 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2019-11-06 18:56:18,263 INFO L443 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2019-11-06 18:56:18,263 INFO L443 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2019-11-06 18:56:18,263 INFO L443 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2019-11-06 18:56:18,263 INFO L443 ceAbstractionStarter]: For program point L218(lines 218 390) no Hoare annotation was computed. [2019-11-06 18:56:18,263 INFO L443 ceAbstractionStarter]: For program point L152(lines 152 390) no Hoare annotation was computed. [2019-11-06 18:56:18,263 INFO L443 ceAbstractionStarter]: For program point L119(lines 119 390) no Hoare annotation was computed. [2019-11-06 18:56:18,263 INFO L443 ceAbstractionStarter]: For program point L318(lines 318 390) no Hoare annotation was computed. [2019-11-06 18:56:18,263 INFO L443 ceAbstractionStarter]: For program point L186(lines 186 390) no Hoare annotation was computed. [2019-11-06 18:56:18,263 INFO L443 ceAbstractionStarter]: For program point L54(lines 54 390) no Hoare annotation was computed. [2019-11-06 18:56:18,263 INFO L443 ceAbstractionStarter]: For program point L550-1(lines 30 575) no Hoare annotation was computed. [2019-11-06 18:56:18,263 INFO L443 ceAbstractionStarter]: For program point L517-1(lines 30 575) no Hoare annotation was computed. [2019-11-06 18:56:18,264 INFO L443 ceAbstractionStarter]: For program point L484-1(lines 30 575) no Hoare annotation was computed. [2019-11-06 18:56:18,264 INFO L443 ceAbstractionStarter]: For program point L451-1(lines 30 575) no Hoare annotation was computed. [2019-11-06 18:56:18,264 INFO L443 ceAbstractionStarter]: For program point L418-1(lines 30 575) no Hoare annotation was computed. [2019-11-06 18:56:18,264 INFO L443 ceAbstractionStarter]: For program point L286(lines 286 390) no Hoare annotation was computed. [2019-11-06 18:56:18,264 INFO L443 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2019-11-06 18:56:18,264 INFO L443 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2019-11-06 18:56:18,264 INFO L443 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2019-11-06 18:56:18,264 INFO L443 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2019-11-06 18:56:18,264 INFO L443 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2019-11-06 18:56:18,264 INFO L443 ceAbstractionStarter]: For program point L353(lines 353 390) no Hoare annotation was computed. [2019-11-06 18:56:18,264 INFO L443 ceAbstractionStarter]: For program point L189(lines 189 390) no Hoare annotation was computed. [2019-11-06 18:56:18,264 INFO L443 ceAbstractionStarter]: For program point L553-1(lines 30 575) no Hoare annotation was computed. [2019-11-06 18:56:18,264 INFO L443 ceAbstractionStarter]: For program point L520-1(lines 30 575) no Hoare annotation was computed. [2019-11-06 18:56:18,264 INFO L443 ceAbstractionStarter]: For program point L487-1(lines 30 575) no Hoare annotation was computed. [2019-11-06 18:56:18,265 INFO L443 ceAbstractionStarter]: For program point L454-1(lines 30 575) no Hoare annotation was computed. [2019-11-06 18:56:18,265 INFO L443 ceAbstractionStarter]: For program point L421-1(lines 30 575) no Hoare annotation was computed. [2019-11-06 18:56:18,265 INFO L443 ceAbstractionStarter]: For program point L355(lines 355 390) no Hoare annotation was computed. [2019-11-06 18:56:18,265 INFO L443 ceAbstractionStarter]: For program point L256(lines 256 390) no Hoare annotation was computed. [2019-11-06 18:56:18,265 INFO L443 ceAbstractionStarter]: For program point L223(lines 223 390) no Hoare annotation was computed. [2019-11-06 18:56:18,265 INFO L443 ceAbstractionStarter]: For program point L124(lines 124 390) no Hoare annotation was computed. [2019-11-06 18:56:18,265 INFO L443 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2019-11-06 18:56:18,265 INFO L443 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2019-11-06 18:56:18,265 INFO L443 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2019-11-06 18:56:18,265 INFO L443 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2019-11-06 18:56:18,265 INFO L443 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2019-11-06 18:56:18,265 INFO L443 ceAbstractionStarter]: For program point L92(lines 92 390) no Hoare annotation was computed. [2019-11-06 18:56:18,266 INFO L439 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 30 575) the Hoare annotation is: (let ((.cse0 (not (<= |old(~a8~0)| 14))) (.cse1 (and (= ~a21~0 |old(~a21~0)|) (= ~a7~0 |old(~a7~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a16~0 |old(~a16~0)|) (= ~a8~0 |old(~a8~0)|) (= ~a20~0 |old(~a20~0)|)))) (and (or .cse0 (not (<= |old(~a21~0)| 0)) .cse1) (or .cse1 (= 13 |old(~a8~0)|) .cse0) (or .cse1 .cse0 (not (<= 6 |old(~a16~0)|))) (or .cse1 (not (<= |old(~a16~0)| 4)) .cse0) (or .cse1 (and (= 1 |old(~a7~0)|) (= 1 |old(~a20~0)|)) (not (<= 15 |old(~a8~0)|))))) [2019-11-06 18:56:18,266 INFO L443 ceAbstractionStarter]: For program point L324(lines 324 390) no Hoare annotation was computed. [2019-11-06 18:56:18,266 INFO L443 ceAbstractionStarter]: For program point L556-1(lines 30 575) no Hoare annotation was computed. [2019-11-06 18:56:18,266 INFO L443 ceAbstractionStarter]: For program point L523-1(lines 30 575) no Hoare annotation was computed. [2019-11-06 18:56:18,266 INFO L443 ceAbstractionStarter]: For program point L490-1(lines 30 575) no Hoare annotation was computed. [2019-11-06 18:56:18,266 INFO L443 ceAbstractionStarter]: For program point L457-1(lines 30 575) no Hoare annotation was computed. [2019-11-06 18:56:18,266 INFO L443 ceAbstractionStarter]: For program point L391(lines 391 393) no Hoare annotation was computed. [2019-11-06 18:56:18,267 INFO L443 ceAbstractionStarter]: For program point L424-1(lines 30 575) no Hoare annotation was computed. [2019-11-06 18:56:18,267 INFO L443 ceAbstractionStarter]: For program point L391-2(lines 30 575) no Hoare annotation was computed. [2019-11-06 18:56:18,267 INFO L443 ceAbstractionStarter]: For program point L292(lines 292 390) no Hoare annotation was computed. [2019-11-06 18:56:18,267 INFO L443 ceAbstractionStarter]: For program point L160(lines 160 390) no Hoare annotation was computed. [2019-11-06 18:56:18,267 INFO L443 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2019-11-06 18:56:18,267 INFO L443 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2019-11-06 18:56:18,267 INFO L443 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2019-11-06 18:56:18,267 INFO L443 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2019-11-06 18:56:18,267 INFO L443 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2019-11-06 18:56:18,267 INFO L443 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2019-11-06 18:56:18,267 INFO L443 ceAbstractionStarter]: For program point L194(lines 194 390) no Hoare annotation was computed. [2019-11-06 18:56:18,267 INFO L443 ceAbstractionStarter]: For program point L62(lines 62 390) no Hoare annotation was computed. [2019-11-06 18:56:18,267 INFO L443 ceAbstractionStarter]: For program point L261(lines 261 390) no Hoare annotation was computed. [2019-11-06 18:56:18,268 INFO L443 ceAbstractionStarter]: For program point L129(lines 129 390) no Hoare annotation was computed. [2019-11-06 18:56:18,268 INFO L443 ceAbstractionStarter]: For program point L559-1(lines 30 575) no Hoare annotation was computed. [2019-11-06 18:56:18,268 INFO L443 ceAbstractionStarter]: For program point L526-1(lines 30 575) no Hoare annotation was computed. [2019-11-06 18:56:18,268 INFO L443 ceAbstractionStarter]: For program point L493-1(lines 30 575) no Hoare annotation was computed. [2019-11-06 18:56:18,268 INFO L443 ceAbstractionStarter]: For program point L460-1(lines 30 575) no Hoare annotation was computed. [2019-11-06 18:56:18,268 INFO L443 ceAbstractionStarter]: For program point L427-1(lines 30 575) no Hoare annotation was computed. [2019-11-06 18:56:18,268 INFO L443 ceAbstractionStarter]: For program point L361(lines 361 390) no Hoare annotation was computed. [2019-11-06 18:56:18,268 INFO L443 ceAbstractionStarter]: For program point L394-1(lines 30 575) no Hoare annotation was computed. [2019-11-06 18:56:18,268 INFO L443 ceAbstractionStarter]: For program point L97(lines 97 390) no Hoare annotation was computed. [2019-11-06 18:56:18,268 INFO L443 ceAbstractionStarter]: For program point L31(lines 31 390) no Hoare annotation was computed. [2019-11-06 18:56:18,268 INFO L443 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2019-11-06 18:56:18,268 INFO L443 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2019-11-06 18:56:18,268 INFO L443 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2019-11-06 18:56:18,269 INFO L443 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2019-11-06 18:56:18,269 INFO L443 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2019-11-06 18:56:18,269 INFO L443 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2019-11-06 18:56:18,269 INFO L443 ceAbstractionStarter]: For program point L329(lines 329 390) no Hoare annotation was computed. [2019-11-06 18:56:18,269 INFO L443 ceAbstractionStarter]: For program point L197(lines 197 390) no Hoare annotation was computed. [2019-11-06 18:56:18,269 INFO L443 ceAbstractionStarter]: For program point L65(lines 65 390) no Hoare annotation was computed. [2019-11-06 18:56:18,269 INFO L443 ceAbstractionStarter]: For program point L363(lines 363 390) no Hoare annotation was computed. [2019-11-06 18:56:18,269 INFO L443 ceAbstractionStarter]: For program point L231(lines 231 390) no Hoare annotation was computed. [2019-11-06 18:56:18,270 INFO L443 ceAbstractionStarter]: For program point L165(lines 165 390) no Hoare annotation was computed. [2019-11-06 18:56:18,270 INFO L443 ceAbstractionStarter]: For program point L562-1(lines 30 575) no Hoare annotation was computed. [2019-11-06 18:56:18,270 INFO L443 ceAbstractionStarter]: For program point L529-1(lines 30 575) no Hoare annotation was computed. [2019-11-06 18:56:18,270 INFO L443 ceAbstractionStarter]: For program point L496-1(lines 30 575) no Hoare annotation was computed. [2019-11-06 18:56:18,270 INFO L443 ceAbstractionStarter]: For program point L463-1(lines 30 575) no Hoare annotation was computed. [2019-11-06 18:56:18,270 INFO L443 ceAbstractionStarter]: For program point L430-1(lines 30 575) no Hoare annotation was computed. [2019-11-06 18:56:18,270 INFO L443 ceAbstractionStarter]: For program point L397-1(lines 30 575) no Hoare annotation was computed. [2019-11-06 18:56:18,270 INFO L443 ceAbstractionStarter]: For program point L265(lines 265 390) no Hoare annotation was computed. [2019-11-06 18:56:18,270 INFO L443 ceAbstractionStarter]: For program point L563(line 563) no Hoare annotation was computed. [2019-11-06 18:56:18,271 INFO L443 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2019-11-06 18:56:18,271 INFO L443 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2019-11-06 18:56:18,271 INFO L443 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2019-11-06 18:56:18,271 INFO L443 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2019-11-06 18:56:18,271 INFO L443 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2019-11-06 18:56:18,271 INFO L443 ceAbstractionStarter]: For program point L365(lines 365 390) no Hoare annotation was computed. [2019-11-06 18:56:18,271 INFO L443 ceAbstractionStarter]: For program point L299(lines 299 390) no Hoare annotation was computed. [2019-11-06 18:56:18,272 INFO L443 ceAbstractionStarter]: For program point L35(lines 35 390) no Hoare annotation was computed. [2019-11-06 18:56:18,272 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-06 18:56:18,272 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= 15 ~a8~0) (<= ~a16~0 5) (not (= ~a20~0 ~a7~0))) [2019-11-06 18:56:18,272 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-11-06 18:56:18,272 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-06 18:56:18,272 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 577 594) the Hoare annotation is: (or (not (<= |old(~a16~0)| 5)) (= |old(~a7~0)| |old(~a20~0)|) (not (<= 15 |old(~a8~0)|)) (and (= ~a21~0 |old(~a21~0)|) (= ~a7~0 |old(~a7~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a16~0 |old(~a16~0)|) (= ~a8~0 |old(~a8~0)|) (= ~a20~0 |old(~a20~0)|))) [2019-11-06 18:56:18,272 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 577 594) no Hoare annotation was computed. [2019-11-06 18:56:18,273 INFO L439 ceAbstractionStarter]: At program point L591(line 591) the Hoare annotation is: (let ((.cse0 (<= ~a8~0 14))) (or (and .cse0 (not (= ~a8~0 13))) (and (<= 15 ~a8~0) (or (not (= ~a20~0 1)) (not (= 1 ~a7~0)))) (not (<= 15 |old(~a8~0)|)) (not (<= |old(~a16~0)| 5)) (and (<= ~a21~0 0) .cse0) (and .cse0 (<= ~a16~0 4)) (= |old(~a7~0)| |old(~a20~0)|) (and .cse0 (<= 6 ~a16~0)))) [2019-11-06 18:56:18,273 INFO L443 ceAbstractionStarter]: For program point L591-1(line 591) no Hoare annotation was computed. [2019-11-06 18:56:18,273 INFO L443 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2019-11-06 18:56:18,273 INFO L439 ceAbstractionStarter]: At program point L583-2(lines 583 593) the Hoare annotation is: (let ((.cse0 (<= ~a8~0 14))) (or (and .cse0 (not (= ~a8~0 13))) (and (<= 15 ~a8~0) (or (not (= ~a20~0 1)) (not (= 1 ~a7~0)))) (not (<= 15 |old(~a8~0)|)) (not (<= |old(~a16~0)| 5)) (and (<= ~a21~0 0) .cse0) (and .cse0 (<= ~a16~0 4)) (= |old(~a7~0)| |old(~a20~0)|) (and .cse0 (<= 6 ~a16~0)))) [2019-11-06 18:56:18,273 INFO L443 ceAbstractionStarter]: For program point L583-3(lines 577 594) no Hoare annotation was computed. [2019-11-06 18:56:18,289 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 06:56:18 BoogieIcfgContainer [2019-11-06 18:56:18,290 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-06 18:56:18,292 INFO L168 Benchmark]: Toolchain (without parser) took 15153.23 ms. Allocated memory was 140.0 MB in the beginning and 438.3 MB in the end (delta: 298.3 MB). Free memory was 103.1 MB in the beginning and 285.6 MB in the end (delta: -182.6 MB). Peak memory consumption was 257.3 MB. Max. memory is 7.1 GB. [2019-11-06 18:56:18,293 INFO L168 Benchmark]: CDTParser took 0.45 ms. Allocated memory is still 140.0 MB. Free memory was 123.2 MB in the beginning and 123.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-11-06 18:56:18,294 INFO L168 Benchmark]: CACSL2BoogieTranslator took 822.56 ms. Allocated memory was 140.0 MB in the beginning and 206.6 MB in the end (delta: 66.6 MB). Free memory was 102.8 MB in the beginning and 173.1 MB in the end (delta: -70.2 MB). Peak memory consumption was 35.6 MB. Max. memory is 7.1 GB. [2019-11-06 18:56:18,294 INFO L168 Benchmark]: Boogie Preprocessor took 98.23 ms. Allocated memory is still 206.6 MB. Free memory was 173.1 MB in the beginning and 168.3 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. [2019-11-06 18:56:18,295 INFO L168 Benchmark]: RCFGBuilder took 1240.93 ms. Allocated memory was 206.6 MB in the beginning and 237.0 MB in the end (delta: 30.4 MB). Free memory was 168.3 MB in the beginning and 178.0 MB in the end (delta: -9.8 MB). Peak memory consumption was 79.9 MB. Max. memory is 7.1 GB. [2019-11-06 18:56:18,296 INFO L168 Benchmark]: TraceAbstraction took 12983.42 ms. Allocated memory was 237.0 MB in the beginning and 438.3 MB in the end (delta: 201.3 MB). Free memory was 178.0 MB in the beginning and 285.6 MB in the end (delta: -107.6 MB). Peak memory consumption was 235.3 MB. Max. memory is 7.1 GB. [2019-11-06 18:56:18,301 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 ms. Allocated memory is still 140.0 MB. Free memory was 123.2 MB in the beginning and 123.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 822.56 ms. Allocated memory was 140.0 MB in the beginning and 206.6 MB in the end (delta: 66.6 MB). Free memory was 102.8 MB in the beginning and 173.1 MB in the end (delta: -70.2 MB). Peak memory consumption was 35.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 98.23 ms. Allocated memory is still 206.6 MB. Free memory was 173.1 MB in the beginning and 168.3 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1240.93 ms. Allocated memory was 206.6 MB in the beginning and 237.0 MB in the end (delta: 30.4 MB). Free memory was 168.3 MB in the beginning and 178.0 MB in the end (delta: -9.8 MB). Peak memory consumption was 79.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 12983.42 ms. Allocated memory was 237.0 MB in the beginning and 438.3 MB in the end (delta: 201.3 MB). Free memory was 178.0 MB in the beginning and 285.6 MB in the end (delta: -107.6 MB). Peak memory consumption was 235.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 440]: 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: 583]: Loop Invariant Derived loop invariant: (((((((a8 <= 14 && !(a8 == 13)) || (15 <= a8 && (!(a20 == 1) || !(1 == a7)))) || !(15 <= \old(a8))) || !(\old(a16) <= 5)) || (a21 <= 0 && a8 <= 14)) || (a8 <= 14 && a16 <= 4)) || \old(a7) == \old(a20)) || (a8 <= 14 && 6 <= a16) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 207 locations, 1 error locations. Result: SAFE, OverallTime: 12.9s, OverallIterations: 7, TraceHistogramMax: 3, AutomataDifference: 7.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.2s, HoareTripleCheckerStatistics: 916 SDtfs, 2161 SDslu, 179 SDs, 0 SdLazy, 3921 SolverSat, 825 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 545 GetRequests, 496 SyntacticMatches, 1 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2508occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 7 MinimizatonAttempts, 459 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 93 PreInvPairs, 133 NumberOfFragments, 352 HoareAnnotationTreeSize, 93 FomulaSimplifications, 9912 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 7 FomulaSimplificationsInter, 2715 FormulaSimplificationTreeSizeReductionInter, 1.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 1255 NumberOfCodeBlocks, 1255 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 1244 ConstructedInterpolants, 0 QuantifiedInterpolants, 453234 SizeOfPredicates, 8 NumberOfNonLiveVariables, 1454 ConjunctsInSsa, 16 ConjunctsInUnsatCore, 11 InterpolantComputations, 7 PerfectInterpolantSequences, 202/207 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...