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/Problem14_label21.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-02 01:22:09,427 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-02 01:22:09,429 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-02 01:22:09,440 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-02 01:22:09,441 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-02 01:22:09,442 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-02 01:22:09,443 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-02 01:22:09,445 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-02 01:22:09,446 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-02 01:22:09,447 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-02 01:22:09,448 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-02 01:22:09,449 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-02 01:22:09,449 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-02 01:22:09,450 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-02 01:22:09,451 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-02 01:22:09,452 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-02 01:22:09,454 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-02 01:22:09,454 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-02 01:22:09,456 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-02 01:22:09,458 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-02 01:22:09,459 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-02 01:22:09,460 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-02 01:22:09,461 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-02 01:22:09,462 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-02 01:22:09,464 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-02 01:22:09,464 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-02 01:22:09,464 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-02 01:22:09,465 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-02 01:22:09,465 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-02 01:22:09,466 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-02 01:22:09,466 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-02 01:22:09,467 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-02 01:22:09,468 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-02 01:22:09,468 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-02 01:22:09,469 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-02 01:22:09,469 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-02 01:22:09,470 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-02 01:22:09,470 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-02 01:22:09,470 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-02 01:22:09,471 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-02 01:22:09,472 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-02 01:22:09,473 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 [2019-10-02 01:22:09,486 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-02 01:22:09,486 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-02 01:22:09,488 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-02 01:22:09,488 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-02 01:22:09,488 INFO L138 SettingsManager]: * Use SBE=true [2019-10-02 01:22:09,488 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-02 01:22:09,488 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-02 01:22:09,489 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-02 01:22:09,489 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-02 01:22:09,489 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-02 01:22:09,489 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-02 01:22:09,489 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-02 01:22:09,490 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-02 01:22:09,490 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-02 01:22:09,490 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-02 01:22:09,490 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-02 01:22:09,490 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-02 01:22:09,491 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-02 01:22:09,491 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-02 01:22:09,491 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-02 01:22:09,491 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-02 01:22:09,491 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-02 01:22:09,492 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-02 01:22:09,492 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-02 01:22:09,492 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-02 01:22:09,492 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-02 01:22:09,492 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-02 01:22:09,493 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-02 01:22:09,493 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-02 01:22:09,520 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-02 01:22:09,532 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-02 01:22:09,535 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-02 01:22:09,537 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-02 01:22:09,537 INFO L275 PluginConnector]: CDTParser initialized [2019-10-02 01:22:09,538 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem14_label21.c [2019-10-02 01:22:09,590 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/138efd3f0/76aec35bf6ad468cad735ca6ec9d02a6/FLAG86c7144c8 [2019-10-02 01:22:10,146 INFO L306 CDTParser]: Found 1 translation units. [2019-10-02 01:22:10,147 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem14_label21.c [2019-10-02 01:22:10,166 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/138efd3f0/76aec35bf6ad468cad735ca6ec9d02a6/FLAG86c7144c8 [2019-10-02 01:22:10,411 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/138efd3f0/76aec35bf6ad468cad735ca6ec9d02a6 [2019-10-02 01:22:10,423 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-02 01:22:10,424 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-02 01:22:10,425 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-02 01:22:10,425 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-02 01:22:10,429 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-02 01:22:10,431 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 01:22:10" (1/1) ... [2019-10-02 01:22:10,434 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e53d70d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 01:22:10, skipping insertion in model container [2019-10-02 01:22:10,434 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 01:22:10" (1/1) ... [2019-10-02 01:22:10,445 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-02 01:22:10,509 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-02 01:22:11,048 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-02 01:22:11,057 INFO L188 MainTranslator]: Completed pre-run [2019-10-02 01:22:11,235 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-02 01:22:11,251 INFO L192 MainTranslator]: Completed translation [2019-10-02 01:22:11,252 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 01:22:11 WrapperNode [2019-10-02 01:22:11,252 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-02 01:22:11,253 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-02 01:22:11,253 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-02 01:22:11,253 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-02 01:22:11,269 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 01:22:11" (1/1) ... [2019-10-02 01:22:11,269 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 01:22:11" (1/1) ... [2019-10-02 01:22:11,291 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 01:22:11" (1/1) ... [2019-10-02 01:22:11,291 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 01:22:11" (1/1) ... [2019-10-02 01:22:11,343 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 01:22:11" (1/1) ... [2019-10-02 01:22:11,358 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 01:22:11" (1/1) ... [2019-10-02 01:22:11,364 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 01:22:11" (1/1) ... [2019-10-02 01:22:11,372 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-02 01:22:11,372 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-02 01:22:11,373 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-02 01:22:11,373 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-02 01:22:11,374 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 01:22:11" (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 [2019-10-02 01:22:11,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-02 01:22:11,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-02 01:22:11,435 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-10-02 01:22:11,435 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-02 01:22:11,436 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-10-02 01:22:11,436 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-02 01:22:11,436 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-02 01:22:11,436 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-10-02 01:22:11,436 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-02 01:22:11,436 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-02 01:22:11,437 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-02 01:22:12,811 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-02 01:22:12,811 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-02 01:22:12,813 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 01:22:12 BoogieIcfgContainer [2019-10-02 01:22:12,813 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-02 01:22:12,815 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-02 01:22:12,815 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-02 01:22:12,819 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-02 01:22:12,819 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.10 01:22:10" (1/3) ... [2019-10-02 01:22:12,821 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a87541a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 01:22:12, skipping insertion in model container [2019-10-02 01:22:12,821 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 01:22:11" (2/3) ... [2019-10-02 01:22:12,822 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a87541a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 01:22:12, skipping insertion in model container [2019-10-02 01:22:12,822 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 01:22:12" (3/3) ... [2019-10-02 01:22:12,824 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem14_label21.c [2019-10-02 01:22:12,834 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-02 01:22:12,843 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-02 01:22:12,859 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-02 01:22:12,898 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-10-02 01:22:12,899 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-10-02 01:22:12,899 INFO L378 AbstractCegarLoop]: Hoare is true [2019-10-02 01:22:12,899 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-02 01:22:12,900 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-02 01:22:12,900 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-02 01:22:12,900 INFO L382 AbstractCegarLoop]: Difference is false [2019-10-02 01:22:12,900 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-02 01:22:12,900 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-02 01:22:12,923 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states. [2019-10-02 01:22:12,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-10-02 01:22:12,930 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 01:22:12,931 INFO L411 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] [2019-10-02 01:22:12,933 INFO L418 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 01:22:12,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 01:22:12,938 INFO L82 PathProgramCache]: Analyzing trace with hash -736368013, now seen corresponding path program 1 times [2019-10-02 01:22:12,939 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 01:22:12,940 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 01:22:12,991 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 01:22:12,991 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 01:22:12,991 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 01:22:13,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 01:22:13,204 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 01:22:13,208 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 01:22:13,209 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 01:22:13,215 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 01:22:13,232 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 01:22:13,234 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 01:22:13,237 INFO L87 Difference]: Start difference. First operand 254 states. Second operand 3 states. [2019-10-02 01:22:14,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 01:22:14,460 INFO L93 Difference]: Finished difference Result 688 states and 1223 transitions. [2019-10-02 01:22:14,460 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 01:22:14,462 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 40 [2019-10-02 01:22:14,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 01:22:14,484 INFO L225 Difference]: With dead ends: 688 [2019-10-02 01:22:14,485 INFO L226 Difference]: Without dead ends: 372 [2019-10-02 01:22:14,495 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 01:22:14,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 372 states. [2019-10-02 01:22:14,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 372 to 372. [2019-10-02 01:22:14,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 372 states. [2019-10-02 01:22:14,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 372 states and 596 transitions. [2019-10-02 01:22:14,567 INFO L78 Accepts]: Start accepts. Automaton has 372 states and 596 transitions. Word has length 40 [2019-10-02 01:22:14,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 01:22:14,568 INFO L475 AbstractCegarLoop]: Abstraction has 372 states and 596 transitions. [2019-10-02 01:22:14,568 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 01:22:14,568 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 596 transitions. [2019-10-02 01:22:14,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2019-10-02 01:22:14,574 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 01:22:14,574 INFO L411 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 01:22:14,574 INFO L418 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 01:22:14,575 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 01:22:14,575 INFO L82 PathProgramCache]: Analyzing trace with hash 1744454378, now seen corresponding path program 1 times [2019-10-02 01:22:14,575 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 01:22:14,575 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 01:22:14,579 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 01:22:14,579 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 01:22:14,580 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 01:22:14,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 01:22:14,769 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 01:22:14,769 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 01:22:14,769 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 01:22:14,772 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 01:22:14,773 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 01:22:14,773 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 01:22:14,773 INFO L87 Difference]: Start difference. First operand 372 states and 596 transitions. Second operand 5 states. [2019-10-02 01:22:16,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 01:22:16,105 INFO L93 Difference]: Finished difference Result 940 states and 1514 transitions. [2019-10-02 01:22:16,106 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-02 01:22:16,106 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 116 [2019-10-02 01:22:16,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 01:22:16,111 INFO L225 Difference]: With dead ends: 940 [2019-10-02 01:22:16,111 INFO L226 Difference]: Without dead ends: 574 [2019-10-02 01:22:16,113 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-10-02 01:22:16,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 574 states. [2019-10-02 01:22:16,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 574 to 564. [2019-10-02 01:22:16,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 564 states. [2019-10-02 01:22:16,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 564 states and 831 transitions. [2019-10-02 01:22:16,154 INFO L78 Accepts]: Start accepts. Automaton has 564 states and 831 transitions. Word has length 116 [2019-10-02 01:22:16,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 01:22:16,154 INFO L475 AbstractCegarLoop]: Abstraction has 564 states and 831 transitions. [2019-10-02 01:22:16,155 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 01:22:16,155 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 831 transitions. [2019-10-02 01:22:16,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2019-10-02 01:22:16,164 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 01:22:16,165 INFO L411 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 01:22:16,165 INFO L418 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 01:22:16,165 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 01:22:16,166 INFO L82 PathProgramCache]: Analyzing trace with hash 1787764330, now seen corresponding path program 1 times [2019-10-02 01:22:16,166 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 01:22:16,166 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 01:22:16,167 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 01:22:16,168 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 01:22:16,168 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 01:22:16,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 01:22:16,500 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 01:22:16,500 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 01:22:16,500 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-02 01:22:16,501 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-02 01:22:16,501 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-02 01:22:16,502 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2019-10-02 01:22:16,502 INFO L87 Difference]: Start difference. First operand 564 states and 831 transitions. Second operand 6 states. [2019-10-02 01:22:17,816 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 01:22:17,816 INFO L93 Difference]: Finished difference Result 1526 states and 2378 transitions. [2019-10-02 01:22:17,817 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 01:22:17,817 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 180 [2019-10-02 01:22:17,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 01:22:17,824 INFO L225 Difference]: With dead ends: 1526 [2019-10-02 01:22:17,825 INFO L226 Difference]: Without dead ends: 968 [2019-10-02 01:22:17,826 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-10-02 01:22:17,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 968 states. [2019-10-02 01:22:17,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 968 to 942. [2019-10-02 01:22:17,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 942 states. [2019-10-02 01:22:17,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 942 states to 942 states and 1352 transitions. [2019-10-02 01:22:17,878 INFO L78 Accepts]: Start accepts. Automaton has 942 states and 1352 transitions. Word has length 180 [2019-10-02 01:22:17,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 01:22:17,879 INFO L475 AbstractCegarLoop]: Abstraction has 942 states and 1352 transitions. [2019-10-02 01:22:17,880 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-02 01:22:17,881 INFO L276 IsEmpty]: Start isEmpty. Operand 942 states and 1352 transitions. [2019-10-02 01:22:17,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2019-10-02 01:22:17,895 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 01:22:17,895 INFO L411 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-10-02 01:22:17,896 INFO L418 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 01:22:17,896 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 01:22:17,896 INFO L82 PathProgramCache]: Analyzing trace with hash 122382904, now seen corresponding path program 1 times [2019-10-02 01:22:17,896 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 01:22:17,897 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 01:22:17,899 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 01:22:17,899 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 01:22:17,899 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 01:22:17,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 01:22:18,124 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 140 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 01:22:18,125 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 01:22:18,125 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-10-02 01:22:18,147 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 01:22:18,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 01:22:18,214 INFO L256 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-02 01:22:18,225 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 01:22:18,370 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 140 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 01:22:18,383 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-02 01:22:18,383 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2019-10-02 01:22:18,384 INFO L454 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-10-02 01:22:18,385 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-10-02 01:22:18,387 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2019-10-02 01:22:18,387 INFO L87 Difference]: Start difference. First operand 942 states and 1352 transitions. Second operand 9 states. [2019-10-02 01:22:23,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 01:22:23,238 INFO L93 Difference]: Finished difference Result 3896 states and 6183 transitions. [2019-10-02 01:22:23,238 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2019-10-02 01:22:23,239 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 199 [2019-10-02 01:22:23,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 01:22:23,266 INFO L225 Difference]: With dead ends: 3896 [2019-10-02 01:22:23,266 INFO L226 Difference]: Without dead ends: 2570 [2019-10-02 01:22:23,273 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 256 GetRequests, 218 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 424 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=328, Invalid=1232, Unknown=0, NotChecked=0, Total=1560 [2019-10-02 01:22:23,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2570 states. [2019-10-02 01:22:23,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2570 to 2318. [2019-10-02 01:22:23,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2318 states. [2019-10-02 01:22:23,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2318 states to 2318 states and 3246 transitions. [2019-10-02 01:22:23,390 INFO L78 Accepts]: Start accepts. Automaton has 2318 states and 3246 transitions. Word has length 199 [2019-10-02 01:22:23,391 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 01:22:23,391 INFO L475 AbstractCegarLoop]: Abstraction has 2318 states and 3246 transitions. [2019-10-02 01:22:23,391 INFO L476 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-10-02 01:22:23,391 INFO L276 IsEmpty]: Start isEmpty. Operand 2318 states and 3246 transitions. [2019-10-02 01:22:23,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2019-10-02 01:22:23,398 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 01:22:23,399 INFO L411 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-10-02 01:22:23,399 INFO L418 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 01:22:23,399 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 01:22:23,399 INFO L82 PathProgramCache]: Analyzing trace with hash -1756132267, now seen corresponding path program 1 times [2019-10-02 01:22:23,400 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 01:22:23,400 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 01:22:23,403 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 01:22:23,404 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 01:22:23,404 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 01:22:23,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 01:22:24,342 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 158 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 01:22:24,343 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 01:22:24,343 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-10-02 01:22:24,358 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 01:22:24,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 01:22:24,433 INFO L256 TraceCheckSpWp]: Trace formula consists of 427 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-02 01:22:24,455 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 01:22:24,561 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [MP z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (3)] Exception during sending of exit command (exit): Broken pipe [2019-10-02 01:22:24,565 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-02 01:22:24,565 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [10] total 11 [2019-10-02 01:22:24,566 INFO L454 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-10-02 01:22:24,567 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-10-02 01:22:24,567 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2019-10-02 01:22:24,567 INFO L87 Difference]: Start difference. First operand 2318 states and 3246 transitions. Second operand 11 states. [2019-10-02 01:22:28,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 01:22:28,358 INFO L93 Difference]: Finished difference Result 6196 states and 9281 transitions. [2019-10-02 01:22:28,358 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2019-10-02 01:22:28,358 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 246 [2019-10-02 01:22:28,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 01:22:28,384 INFO L225 Difference]: With dead ends: 6196 [2019-10-02 01:22:28,384 INFO L226 Difference]: Without dead ends: 3700 [2019-10-02 01:22:28,395 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 289 GetRequests, 257 SyntacticMatches, 8 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=192, Invalid=458, Unknown=0, NotChecked=0, Total=650 [2019-10-02 01:22:28,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3700 states. [2019-10-02 01:22:28,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3700 to 3282. [2019-10-02 01:22:28,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3282 states. [2019-10-02 01:22:28,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3282 states to 3282 states and 4491 transitions. [2019-10-02 01:22:28,534 INFO L78 Accepts]: Start accepts. Automaton has 3282 states and 4491 transitions. Word has length 246 [2019-10-02 01:22:28,535 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 01:22:28,535 INFO L475 AbstractCegarLoop]: Abstraction has 3282 states and 4491 transitions. [2019-10-02 01:22:28,535 INFO L476 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-10-02 01:22:28,535 INFO L276 IsEmpty]: Start isEmpty. Operand 3282 states and 4491 transitions. [2019-10-02 01:22:28,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2019-10-02 01:22:28,540 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 01:22:28,541 INFO L411 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-10-02 01:22:28,541 INFO L418 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 01:22:28,541 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 01:22:28,541 INFO L82 PathProgramCache]: Analyzing trace with hash -1424742042, now seen corresponding path program 1 times [2019-10-02 01:22:28,541 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 01:22:28,542 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 01:22:28,543 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 01:22:28,543 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 01:22:28,543 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 01:22:28,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 01:22:28,753 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 139 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 01:22:28,754 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 01:22:28,754 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-10-02 01:22:28,783 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 01:22:28,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 01:22:28,865 INFO L256 TraceCheckSpWp]: Trace formula consists of 440 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-02 01:22:28,872 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 01:22:28,991 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2019-10-02 01:22:28,995 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-02 01:22:28,995 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2019-10-02 01:22:28,996 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-02 01:22:28,996 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-02 01:22:28,997 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2019-10-02 01:22:28,997 INFO L87 Difference]: Start difference. First operand 3282 states and 4491 transitions. Second operand 8 states. [2019-10-02 01:22:32,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 01:22:32,257 INFO L93 Difference]: Finished difference Result 9125 states and 13967 transitions. [2019-10-02 01:22:32,258 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-10-02 01:22:32,258 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 257 [2019-10-02 01:22:32,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 01:22:32,262 INFO L225 Difference]: With dead ends: 9125 [2019-10-02 01:22:32,262 INFO L226 Difference]: Without dead ends: 0 [2019-10-02 01:22:32,308 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 282 GetRequests, 266 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=99, Invalid=207, Unknown=0, NotChecked=0, Total=306 [2019-10-02 01:22:32,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-02 01:22:32,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-02 01:22:32,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-02 01:22:32,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-02 01:22:32,310 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 257 [2019-10-02 01:22:32,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 01:22:32,311 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-02 01:22:32,318 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-02 01:22:32,319 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-02 01:22:32,319 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-02 01:22:32,324 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-02 01:22:33,007 WARN L191 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 290 DAG size of output: 121 [2019-10-02 01:22:33,336 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 290 DAG size of output: 121 [2019-10-02 01:22:33,757 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 45 [2019-10-02 01:22:34,145 WARN L191 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 42 [2019-10-02 01:22:34,547 WARN L191 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 42 [2019-10-02 01:22:34,550 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-02 01:22:34,551 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a12~0 |old(~a12~0)|) (= ~a24~0 |old(~a24~0)|) (= ~a21~0 |old(~a21~0)|) (= ~a15~0 |old(~a15~0)|)) [2019-10-02 01:22:34,551 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-02 01:22:34,551 INFO L443 ceAbstractionStarter]: For program point L432(lines 432 870) no Hoare annotation was computed. [2019-10-02 01:22:34,551 INFO L443 ceAbstractionStarter]: For program point L366(lines 366 870) no Hoare annotation was computed. [2019-10-02 01:22:34,551 INFO L443 ceAbstractionStarter]: For program point L168-1(lines 20 872) no Hoare annotation was computed. [2019-10-02 01:22:34,551 INFO L443 ceAbstractionStarter]: For program point L102-1(lines 20 872) no Hoare annotation was computed. [2019-10-02 01:22:34,551 INFO L443 ceAbstractionStarter]: For program point L36-1(lines 20 872) no Hoare annotation was computed. [2019-10-02 01:22:34,551 INFO L443 ceAbstractionStarter]: For program point L235(lines 235 870) no Hoare annotation was computed. [2019-10-02 01:22:34,551 INFO L443 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2019-10-02 01:22:34,552 INFO L443 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2019-10-02 01:22:34,552 INFO L443 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2019-10-02 01:22:34,552 INFO L443 ceAbstractionStarter]: For program point L764(lines 764 870) no Hoare annotation was computed. [2019-10-02 01:22:34,552 INFO L443 ceAbstractionStarter]: For program point L632(lines 632 870) no Hoare annotation was computed. [2019-10-02 01:22:34,552 INFO L443 ceAbstractionStarter]: For program point L500(lines 500 870) no Hoare annotation was computed. [2019-10-02 01:22:34,552 INFO L443 ceAbstractionStarter]: For program point L831(lines 831 870) no Hoare annotation was computed. [2019-10-02 01:22:34,552 INFO L443 ceAbstractionStarter]: For program point L171-1(lines 20 872) no Hoare annotation was computed. [2019-10-02 01:22:34,552 INFO L443 ceAbstractionStarter]: For program point L105-1(lines 20 872) no Hoare annotation was computed. [2019-10-02 01:22:34,553 INFO L443 ceAbstractionStarter]: For program point L39-1(lines 20 872) no Hoare annotation was computed. [2019-10-02 01:22:34,553 INFO L443 ceAbstractionStarter]: For program point L700(lines 700 870) no Hoare annotation was computed. [2019-10-02 01:22:34,553 INFO L443 ceAbstractionStarter]: For program point L568(lines 568 870) no Hoare annotation was computed. [2019-10-02 01:22:34,553 INFO L443 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2019-10-02 01:22:34,553 INFO L443 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2019-10-02 01:22:34,553 INFO L443 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2019-10-02 01:22:34,553 INFO L443 ceAbstractionStarter]: For program point L305(lines 305 870) no Hoare annotation was computed. [2019-10-02 01:22:34,553 INFO L443 ceAbstractionStarter]: For program point L438(lines 438 870) no Hoare annotation was computed. [2019-10-02 01:22:34,554 INFO L443 ceAbstractionStarter]: For program point L372(lines 372 870) no Hoare annotation was computed. [2019-10-02 01:22:34,554 INFO L443 ceAbstractionStarter]: For program point L174-1(lines 20 872) no Hoare annotation was computed. [2019-10-02 01:22:34,554 INFO L443 ceAbstractionStarter]: For program point L108-1(lines 20 872) no Hoare annotation was computed. [2019-10-02 01:22:34,554 INFO L443 ceAbstractionStarter]: For program point L42-1(lines 20 872) no Hoare annotation was computed. [2019-10-02 01:22:34,554 INFO L443 ceAbstractionStarter]: For program point L241(lines 241 870) no Hoare annotation was computed. [2019-10-02 01:22:34,554 INFO L443 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2019-10-02 01:22:34,554 INFO L443 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2019-10-02 01:22:34,555 INFO L443 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2019-10-02 01:22:34,555 INFO L443 ceAbstractionStarter]: For program point L638(lines 638 870) no Hoare annotation was computed. [2019-10-02 01:22:34,555 INFO L443 ceAbstractionStarter]: For program point L506(lines 506 870) no Hoare annotation was computed. [2019-10-02 01:22:34,555 INFO L443 ceAbstractionStarter]: For program point L837(lines 837 870) no Hoare annotation was computed. [2019-10-02 01:22:34,555 INFO L443 ceAbstractionStarter]: For program point L771(lines 771 870) no Hoare annotation was computed. [2019-10-02 01:22:34,555 INFO L443 ceAbstractionStarter]: For program point L573(lines 573 870) no Hoare annotation was computed. [2019-10-02 01:22:34,555 INFO L443 ceAbstractionStarter]: For program point L177-1(lines 20 872) no Hoare annotation was computed. [2019-10-02 01:22:34,555 INFO L443 ceAbstractionStarter]: For program point L111-1(lines 20 872) no Hoare annotation was computed. [2019-10-02 01:22:34,555 INFO L443 ceAbstractionStarter]: For program point L45-1(lines 20 872) no Hoare annotation was computed. [2019-10-02 01:22:34,556 INFO L443 ceAbstractionStarter]: For program point L706(lines 706 870) no Hoare annotation was computed. [2019-10-02 01:22:34,556 INFO L443 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2019-10-02 01:22:34,556 INFO L443 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2019-10-02 01:22:34,556 INFO L443 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2019-10-02 01:22:34,556 INFO L443 ceAbstractionStarter]: For program point L311(lines 311 870) no Hoare annotation was computed. [2019-10-02 01:22:34,556 INFO L443 ceAbstractionStarter]: For program point L444(lines 444 870) no Hoare annotation was computed. [2019-10-02 01:22:34,556 INFO L443 ceAbstractionStarter]: For program point L378(lines 378 870) no Hoare annotation was computed. [2019-10-02 01:22:34,557 INFO L443 ceAbstractionStarter]: For program point L180-1(lines 20 872) no Hoare annotation was computed. [2019-10-02 01:22:34,557 INFO L443 ceAbstractionStarter]: For program point L114-1(lines 20 872) no Hoare annotation was computed. [2019-10-02 01:22:34,557 INFO L443 ceAbstractionStarter]: For program point L48-1(lines 20 872) no Hoare annotation was computed. [2019-10-02 01:22:34,557 INFO L443 ceAbstractionStarter]: For program point L247(lines 247 870) no Hoare annotation was computed. [2019-10-02 01:22:34,557 INFO L443 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2019-10-02 01:22:34,557 INFO L443 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2019-10-02 01:22:34,557 INFO L443 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2019-10-02 01:22:34,557 INFO L443 ceAbstractionStarter]: For program point L842(lines 842 870) no Hoare annotation was computed. [2019-10-02 01:22:34,557 INFO L443 ceAbstractionStarter]: For program point L644(lines 644 870) no Hoare annotation was computed. [2019-10-02 01:22:34,558 INFO L443 ceAbstractionStarter]: For program point L512(lines 512 870) no Hoare annotation was computed. [2019-10-02 01:22:34,558 INFO L443 ceAbstractionStarter]: For program point L777(lines 777 870) no Hoare annotation was computed. [2019-10-02 01:22:34,558 INFO L443 ceAbstractionStarter]: For program point L579(lines 579 870) no Hoare annotation was computed. [2019-10-02 01:22:34,558 INFO L443 ceAbstractionStarter]: For program point L183-1(lines 20 872) no Hoare annotation was computed. [2019-10-02 01:22:34,558 INFO L443 ceAbstractionStarter]: For program point L117-1(lines 20 872) no Hoare annotation was computed. [2019-10-02 01:22:34,558 INFO L443 ceAbstractionStarter]: For program point L51-1(lines 20 872) no Hoare annotation was computed. [2019-10-02 01:22:34,558 INFO L443 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 20 872) no Hoare annotation was computed. [2019-10-02 01:22:34,559 INFO L443 ceAbstractionStarter]: For program point L712(lines 712 870) no Hoare annotation was computed. [2019-10-02 01:22:34,559 INFO L443 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2019-10-02 01:22:34,559 INFO L443 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2019-10-02 01:22:34,559 INFO L443 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2019-10-02 01:22:34,559 INFO L443 ceAbstractionStarter]: For program point L449(lines 449 870) no Hoare annotation was computed. [2019-10-02 01:22:34,559 INFO L443 ceAbstractionStarter]: For program point L317(lines 317 870) no Hoare annotation was computed. [2019-10-02 01:22:34,559 INFO L443 ceAbstractionStarter]: For program point L384(lines 384 870) no Hoare annotation was computed. [2019-10-02 01:22:34,559 INFO L443 ceAbstractionStarter]: For program point L252(lines 252 870) no Hoare annotation was computed. [2019-10-02 01:22:34,560 INFO L443 ceAbstractionStarter]: For program point L186-1(lines 20 872) no Hoare annotation was computed. [2019-10-02 01:22:34,560 INFO L443 ceAbstractionStarter]: For program point L120-1(lines 20 872) no Hoare annotation was computed. [2019-10-02 01:22:34,560 INFO L443 ceAbstractionStarter]: For program point L54-1(lines 20 872) no Hoare annotation was computed. [2019-10-02 01:22:34,560 INFO L443 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2019-10-02 01:22:34,560 INFO L443 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2019-10-02 01:22:34,560 INFO L443 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2019-10-02 01:22:34,560 INFO L443 ceAbstractionStarter]: For program point L848(lines 848 870) no Hoare annotation was computed. [2019-10-02 01:22:34,560 INFO L443 ceAbstractionStarter]: For program point L650(lines 650 870) no Hoare annotation was computed. [2019-10-02 01:22:34,560 INFO L443 ceAbstractionStarter]: For program point L518(lines 518 870) no Hoare annotation was computed. [2019-10-02 01:22:34,561 INFO L443 ceAbstractionStarter]: For program point L783(lines 783 870) no Hoare annotation was computed. [2019-10-02 01:22:34,561 INFO L443 ceAbstractionStarter]: For program point L585(lines 585 870) no Hoare annotation was computed. [2019-10-02 01:22:34,561 INFO L443 ceAbstractionStarter]: For program point L189-1(lines 20 872) no Hoare annotation was computed. [2019-10-02 01:22:34,561 INFO L443 ceAbstractionStarter]: For program point L123-1(lines 20 872) no Hoare annotation was computed. [2019-10-02 01:22:34,561 INFO L443 ceAbstractionStarter]: For program point L57-1(lines 20 872) no Hoare annotation was computed. [2019-10-02 01:22:34,561 INFO L443 ceAbstractionStarter]: For program point L718(lines 718 870) no Hoare annotation was computed. [2019-10-02 01:22:34,561 INFO L443 ceAbstractionStarter]: For program point L454(lines 454 870) no Hoare annotation was computed. [2019-10-02 01:22:34,561 INFO L443 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2019-10-02 01:22:34,562 INFO L443 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2019-10-02 01:22:34,562 INFO L443 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2019-10-02 01:22:34,562 INFO L443 ceAbstractionStarter]: For program point L323(lines 323 870) no Hoare annotation was computed. [2019-10-02 01:22:34,562 INFO L439 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 20 872) the Hoare annotation is: (let ((.cse4 (= ~a12~0 |old(~a12~0)|)) (.cse5 (= ~a15~0 |old(~a15~0)|))) (let ((.cse2 (not (= 6 |old(~a15~0)|))) (.cse3 (not (< 11 |old(~a12~0)|))) (.cse6 (not (= 1 |old(~a24~0)|))) (.cse0 (and .cse4 (= ~a24~0 |old(~a24~0)|) (= ~a21~0 |old(~a21~0)|) .cse5)) (.cse1 (= 8 |old(~a21~0)|))) (and (or (not (<= (+ |old(~a12~0)| 49) 0)) .cse0 .cse1 (= 9 |old(~a15~0)|)) (or .cse2 .cse0 .cse3) (or (and .cse4 (not (= 8 ~a21~0)) .cse5 (<= |old(~a21~0)| ~a21~0)) .cse2 .cse1) (or .cse0 .cse3 .cse6) (or .cse0 (not (<= 7 |old(~a15~0)|)) .cse6) (or .cse6 .cse0 .cse1)))) [2019-10-02 01:22:34,562 INFO L443 ceAbstractionStarter]: For program point L390(lines 390 870) no Hoare annotation was computed. [2019-10-02 01:22:34,562 INFO L443 ceAbstractionStarter]: For program point L258(lines 258 870) no Hoare annotation was computed. [2019-10-02 01:22:34,563 INFO L443 ceAbstractionStarter]: For program point L192-1(lines 20 872) no Hoare annotation was computed. [2019-10-02 01:22:34,563 INFO L443 ceAbstractionStarter]: For program point L126-1(lines 20 872) no Hoare annotation was computed. [2019-10-02 01:22:34,563 INFO L443 ceAbstractionStarter]: For program point L60-1(lines 20 872) no Hoare annotation was computed. [2019-10-02 01:22:34,563 INFO L443 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2019-10-02 01:22:34,563 INFO L443 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2019-10-02 01:22:34,563 INFO L443 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2019-10-02 01:22:34,563 INFO L443 ceAbstractionStarter]: For program point L854(lines 854 870) no Hoare annotation was computed. [2019-10-02 01:22:34,563 INFO L443 ceAbstractionStarter]: For program point L656(lines 656 870) no Hoare annotation was computed. [2019-10-02 01:22:34,564 INFO L443 ceAbstractionStarter]: For program point L524(lines 524 870) no Hoare annotation was computed. [2019-10-02 01:22:34,564 INFO L443 ceAbstractionStarter]: For program point L789(lines 789 870) no Hoare annotation was computed. [2019-10-02 01:22:34,564 INFO L443 ceAbstractionStarter]: For program point L591(lines 591 870) no Hoare annotation was computed. [2019-10-02 01:22:34,564 INFO L443 ceAbstractionStarter]: For program point L195-1(lines 20 872) no Hoare annotation was computed. [2019-10-02 01:22:34,564 INFO L443 ceAbstractionStarter]: For program point L129-1(lines 20 872) no Hoare annotation was computed. [2019-10-02 01:22:34,564 INFO L443 ceAbstractionStarter]: For program point L63-1(lines 20 872) no Hoare annotation was computed. [2019-10-02 01:22:34,564 INFO L443 ceAbstractionStarter]: For program point L724(lines 724 870) no Hoare annotation was computed. [2019-10-02 01:22:34,564 INFO L443 ceAbstractionStarter]: For program point L460(lines 460 870) no Hoare annotation was computed. [2019-10-02 01:22:34,565 INFO L443 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2019-10-02 01:22:34,565 INFO L443 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2019-10-02 01:22:34,565 INFO L443 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2019-10-02 01:22:34,565 INFO L443 ceAbstractionStarter]: For program point L329(lines 329 870) no Hoare annotation was computed. [2019-10-02 01:22:34,565 INFO L443 ceAbstractionStarter]: For program point L396(lines 396 870) no Hoare annotation was computed. [2019-10-02 01:22:34,565 INFO L443 ceAbstractionStarter]: For program point L264(lines 264 870) no Hoare annotation was computed. [2019-10-02 01:22:34,565 INFO L443 ceAbstractionStarter]: For program point L198-1(lines 20 872) no Hoare annotation was computed. [2019-10-02 01:22:34,566 INFO L443 ceAbstractionStarter]: For program point L132-1(lines 20 872) no Hoare annotation was computed. [2019-10-02 01:22:34,566 INFO L443 ceAbstractionStarter]: For program point L66-1(lines 20 872) no Hoare annotation was computed. [2019-10-02 01:22:34,566 INFO L443 ceAbstractionStarter]: For program point L859(lines 859 870) no Hoare annotation was computed. [2019-10-02 01:22:34,566 INFO L443 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2019-10-02 01:22:34,566 INFO L443 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2019-10-02 01:22:34,566 INFO L443 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2019-10-02 01:22:34,566 INFO L443 ceAbstractionStarter]: For program point L662(lines 662 870) no Hoare annotation was computed. [2019-10-02 01:22:34,566 INFO L443 ceAbstractionStarter]: For program point L530(lines 530 870) no Hoare annotation was computed. [2019-10-02 01:22:34,566 INFO L443 ceAbstractionStarter]: For program point L795(lines 795 870) no Hoare annotation was computed. [2019-10-02 01:22:34,567 INFO L443 ceAbstractionStarter]: For program point L597(lines 597 870) no Hoare annotation was computed. [2019-10-02 01:22:34,567 INFO L443 ceAbstractionStarter]: For program point L201-1(lines 20 872) no Hoare annotation was computed. [2019-10-02 01:22:34,567 INFO L443 ceAbstractionStarter]: For program point L135-1(lines 20 872) no Hoare annotation was computed. [2019-10-02 01:22:34,567 INFO L443 ceAbstractionStarter]: For program point L69-1(lines 20 872) no Hoare annotation was computed. [2019-10-02 01:22:34,567 INFO L443 ceAbstractionStarter]: For program point L730(lines 730 870) no Hoare annotation was computed. [2019-10-02 01:22:34,567 INFO L443 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2019-10-02 01:22:34,567 INFO L443 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2019-10-02 01:22:34,567 INFO L443 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2019-10-02 01:22:34,567 INFO L443 ceAbstractionStarter]: For program point L467(lines 467 870) no Hoare annotation was computed. [2019-10-02 01:22:34,568 INFO L443 ceAbstractionStarter]: For program point L335(lines 335 870) no Hoare annotation was computed. [2019-10-02 01:22:34,568 INFO L443 ceAbstractionStarter]: For program point L269(lines 269 870) no Hoare annotation was computed. [2019-10-02 01:22:34,568 INFO L443 ceAbstractionStarter]: For program point L402(lines 402 870) no Hoare annotation was computed. [2019-10-02 01:22:34,568 INFO L443 ceAbstractionStarter]: For program point L138-1(lines 20 872) no Hoare annotation was computed. [2019-10-02 01:22:34,568 INFO L443 ceAbstractionStarter]: For program point L72-1(lines 20 872) no Hoare annotation was computed. [2019-10-02 01:22:34,568 INFO L443 ceAbstractionStarter]: For program point L865(lines 865 870) no Hoare annotation was computed. [2019-10-02 01:22:34,568 INFO L443 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2019-10-02 01:22:34,568 INFO L443 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2019-10-02 01:22:34,569 INFO L443 ceAbstractionStarter]: For program point L668(lines 668 870) no Hoare annotation was computed. [2019-10-02 01:22:34,569 INFO L443 ceAbstractionStarter]: For program point L536(lines 536 870) no Hoare annotation was computed. [2019-10-02 01:22:34,569 INFO L443 ceAbstractionStarter]: For program point L801(lines 801 870) no Hoare annotation was computed. [2019-10-02 01:22:34,569 INFO L443 ceAbstractionStarter]: For program point L735(lines 735 870) no Hoare annotation was computed. [2019-10-02 01:22:34,569 INFO L443 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 106) no Hoare annotation was computed. [2019-10-02 01:22:34,569 INFO L443 ceAbstractionStarter]: For program point L603(lines 603 870) no Hoare annotation was computed. [2019-10-02 01:22:34,569 INFO L443 ceAbstractionStarter]: For program point L141-1(lines 20 872) no Hoare annotation was computed. [2019-10-02 01:22:34,569 INFO L443 ceAbstractionStarter]: For program point L75-1(lines 20 872) no Hoare annotation was computed. [2019-10-02 01:22:34,570 INFO L443 ceAbstractionStarter]: For program point L472(lines 472 870) no Hoare annotation was computed. [2019-10-02 01:22:34,570 INFO L443 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2019-10-02 01:22:34,570 INFO L443 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2019-10-02 01:22:34,570 INFO L443 ceAbstractionStarter]: For program point L341(lines 341 870) no Hoare annotation was computed. [2019-10-02 01:22:34,570 INFO L443 ceAbstractionStarter]: For program point L275(lines 275 870) no Hoare annotation was computed. [2019-10-02 01:22:34,570 INFO L443 ceAbstractionStarter]: For program point L408(lines 408 870) no Hoare annotation was computed. [2019-10-02 01:22:34,570 INFO L443 ceAbstractionStarter]: For program point L144-1(lines 20 872) no Hoare annotation was computed. [2019-10-02 01:22:34,570 INFO L443 ceAbstractionStarter]: For program point L78-1(lines 20 872) no Hoare annotation was computed. [2019-10-02 01:22:34,571 INFO L443 ceAbstractionStarter]: For program point L541(lines 541 870) no Hoare annotation was computed. [2019-10-02 01:22:34,571 INFO L443 ceAbstractionStarter]: For program point L211(lines 211 870) no Hoare annotation was computed. [2019-10-02 01:22:34,571 INFO L443 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2019-10-02 01:22:34,571 INFO L443 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2019-10-02 01:22:34,571 INFO L443 ceAbstractionStarter]: For program point L674(lines 674 870) no Hoare annotation was computed. [2019-10-02 01:22:34,571 INFO L443 ceAbstractionStarter]: For program point L807(lines 807 870) no Hoare annotation was computed. [2019-10-02 01:22:34,571 INFO L443 ceAbstractionStarter]: For program point L741(lines 741 870) no Hoare annotation was computed. [2019-10-02 01:22:34,571 INFO L443 ceAbstractionStarter]: For program point L609(lines 609 870) no Hoare annotation was computed. [2019-10-02 01:22:34,572 INFO L443 ceAbstractionStarter]: For program point L147-1(lines 20 872) no Hoare annotation was computed. [2019-10-02 01:22:34,572 INFO L443 ceAbstractionStarter]: For program point L81-1(lines 20 872) no Hoare annotation was computed. [2019-10-02 01:22:34,572 INFO L443 ceAbstractionStarter]: For program point L478(lines 478 870) no Hoare annotation was computed. [2019-10-02 01:22:34,572 INFO L443 ceAbstractionStarter]: For program point L280(lines 280 870) no Hoare annotation was computed. [2019-10-02 01:22:34,572 INFO L443 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2019-10-02 01:22:34,572 INFO L443 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2019-10-02 01:22:34,572 INFO L443 ceAbstractionStarter]: For program point L677(lines 677 870) no Hoare annotation was computed. [2019-10-02 01:22:34,572 INFO L443 ceAbstractionStarter]: For program point L347(lines 347 870) no Hoare annotation was computed. [2019-10-02 01:22:34,573 INFO L443 ceAbstractionStarter]: For program point L414(lines 414 870) no Hoare annotation was computed. [2019-10-02 01:22:34,573 INFO L443 ceAbstractionStarter]: For program point L150-1(lines 20 872) no Hoare annotation was computed. [2019-10-02 01:22:34,573 INFO L443 ceAbstractionStarter]: For program point L84-1(lines 20 872) no Hoare annotation was computed. [2019-10-02 01:22:34,573 INFO L443 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 20 872) no Hoare annotation was computed. [2019-10-02 01:22:34,573 INFO L443 ceAbstractionStarter]: For program point L547(lines 547 870) no Hoare annotation was computed. [2019-10-02 01:22:34,573 INFO L443 ceAbstractionStarter]: For program point L217(lines 217 870) no Hoare annotation was computed. [2019-10-02 01:22:34,573 INFO L443 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2019-10-02 01:22:34,573 INFO L443 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2019-10-02 01:22:34,574 INFO L443 ceAbstractionStarter]: For program point L747(lines 747 870) no Hoare annotation was computed. [2019-10-02 01:22:34,574 INFO L443 ceAbstractionStarter]: For program point L615(lines 615 870) no Hoare annotation was computed. [2019-10-02 01:22:34,574 INFO L443 ceAbstractionStarter]: For program point L153-1(lines 20 872) no Hoare annotation was computed. [2019-10-02 01:22:34,574 INFO L443 ceAbstractionStarter]: For program point L87-1(lines 20 872) no Hoare annotation was computed. [2019-10-02 01:22:34,574 INFO L443 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2019-10-02 01:22:34,574 INFO L443 ceAbstractionStarter]: For program point L21-2(lines 20 872) no Hoare annotation was computed. [2019-10-02 01:22:34,574 INFO L443 ceAbstractionStarter]: For program point L814(lines 814 870) no Hoare annotation was computed. [2019-10-02 01:22:34,574 INFO L443 ceAbstractionStarter]: For program point L484(lines 484 870) no Hoare annotation was computed. [2019-10-02 01:22:34,574 INFO L443 ceAbstractionStarter]: For program point L286(lines 286 870) no Hoare annotation was computed. [2019-10-02 01:22:34,575 INFO L443 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2019-10-02 01:22:34,575 INFO L443 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2019-10-02 01:22:34,575 INFO L443 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2019-10-02 01:22:34,575 INFO L443 ceAbstractionStarter]: For program point L683(lines 683 870) no Hoare annotation was computed. [2019-10-02 01:22:34,575 INFO L443 ceAbstractionStarter]: For program point L353(lines 353 870) no Hoare annotation was computed. [2019-10-02 01:22:34,575 INFO L443 ceAbstractionStarter]: For program point L552(lines 552 870) no Hoare annotation was computed. [2019-10-02 01:22:34,575 INFO L443 ceAbstractionStarter]: For program point L420(lines 420 870) no Hoare annotation was computed. [2019-10-02 01:22:34,575 INFO L443 ceAbstractionStarter]: For program point L156-1(lines 20 872) no Hoare annotation was computed. [2019-10-02 01:22:34,575 INFO L443 ceAbstractionStarter]: For program point L90-1(lines 20 872) no Hoare annotation was computed. [2019-10-02 01:22:34,576 INFO L443 ceAbstractionStarter]: For program point L24-1(lines 20 872) no Hoare annotation was computed. [2019-10-02 01:22:34,576 INFO L443 ceAbstractionStarter]: For program point L223(lines 223 870) no Hoare annotation was computed. [2019-10-02 01:22:34,576 INFO L443 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2019-10-02 01:22:34,576 INFO L443 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2019-10-02 01:22:34,576 INFO L443 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2019-10-02 01:22:34,576 INFO L443 ceAbstractionStarter]: For program point L752(lines 752 870) no Hoare annotation was computed. [2019-10-02 01:22:34,576 INFO L443 ceAbstractionStarter]: For program point L819(lines 819 870) no Hoare annotation was computed. [2019-10-02 01:22:34,577 INFO L443 ceAbstractionStarter]: For program point L621(lines 621 870) no Hoare annotation was computed. [2019-10-02 01:22:34,577 INFO L443 ceAbstractionStarter]: For program point L555(lines 555 870) no Hoare annotation was computed. [2019-10-02 01:22:34,577 INFO L443 ceAbstractionStarter]: For program point L159-1(lines 20 872) no Hoare annotation was computed. [2019-10-02 01:22:34,577 INFO L443 ceAbstractionStarter]: For program point L93-1(lines 20 872) no Hoare annotation was computed. [2019-10-02 01:22:34,577 INFO L443 ceAbstractionStarter]: For program point L27-1(lines 20 872) no Hoare annotation was computed. [2019-10-02 01:22:34,577 INFO L443 ceAbstractionStarter]: For program point L688(lines 688 870) no Hoare annotation was computed. [2019-10-02 01:22:34,577 INFO L443 ceAbstractionStarter]: For program point L490(lines 490 870) no Hoare annotation was computed. [2019-10-02 01:22:34,578 INFO L443 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2019-10-02 01:22:34,578 INFO L443 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2019-10-02 01:22:34,578 INFO L443 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2019-10-02 01:22:34,578 INFO L443 ceAbstractionStarter]: For program point L359(lines 359 870) no Hoare annotation was computed. [2019-10-02 01:22:34,578 INFO L443 ceAbstractionStarter]: For program point L293(lines 293 870) no Hoare annotation was computed. [2019-10-02 01:22:34,578 INFO L443 ceAbstractionStarter]: For program point L426(lines 426 870) no Hoare annotation was computed. [2019-10-02 01:22:34,578 INFO L443 ceAbstractionStarter]: For program point L162-1(lines 20 872) no Hoare annotation was computed. [2019-10-02 01:22:34,578 INFO L443 ceAbstractionStarter]: For program point L96-1(lines 20 872) no Hoare annotation was computed. [2019-10-02 01:22:34,579 INFO L443 ceAbstractionStarter]: For program point L30-1(lines 20 872) no Hoare annotation was computed. [2019-10-02 01:22:34,579 INFO L443 ceAbstractionStarter]: For program point L229(lines 229 870) no Hoare annotation was computed. [2019-10-02 01:22:34,579 INFO L443 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2019-10-02 01:22:34,579 INFO L443 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2019-10-02 01:22:34,579 INFO L443 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2019-10-02 01:22:34,579 INFO L443 ceAbstractionStarter]: For program point L758(lines 758 870) no Hoare annotation was computed. [2019-10-02 01:22:34,579 INFO L443 ceAbstractionStarter]: For program point L626(lines 626 870) no Hoare annotation was computed. [2019-10-02 01:22:34,580 INFO L443 ceAbstractionStarter]: For program point L825(lines 825 870) no Hoare annotation was computed. [2019-10-02 01:22:34,580 INFO L443 ceAbstractionStarter]: For program point L561(lines 561 870) no Hoare annotation was computed. [2019-10-02 01:22:34,580 INFO L443 ceAbstractionStarter]: For program point L495(lines 495 870) no Hoare annotation was computed. [2019-10-02 01:22:34,580 INFO L443 ceAbstractionStarter]: For program point L165-1(lines 20 872) no Hoare annotation was computed. [2019-10-02 01:22:34,580 INFO L443 ceAbstractionStarter]: For program point L99-1(lines 20 872) no Hoare annotation was computed. [2019-10-02 01:22:34,580 INFO L443 ceAbstractionStarter]: For program point L33-1(lines 20 872) no Hoare annotation was computed. [2019-10-02 01:22:34,580 INFO L443 ceAbstractionStarter]: For program point L694(lines 694 870) no Hoare annotation was computed. [2019-10-02 01:22:34,580 INFO L443 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2019-10-02 01:22:34,580 INFO L443 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2019-10-02 01:22:34,581 INFO L443 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2019-10-02 01:22:34,581 INFO L443 ceAbstractionStarter]: For program point L299(lines 299 870) no Hoare annotation was computed. [2019-10-02 01:22:34,581 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-02 01:22:34,581 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= 7 ~a15~0) (= ~a24~0 1) (not (= 8 ~a21~0)) (not (= 9 ~a15~0)) (<= (+ ~a12~0 49) 0)) [2019-10-02 01:22:34,581 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-02 01:22:34,581 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-02 01:22:34,581 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 874 890) the Hoare annotation is: (or (not (<= (+ |old(~a12~0)| 49) 0)) (and (= ~a12~0 |old(~a12~0)|) (= ~a24~0 |old(~a24~0)|) (= ~a21~0 |old(~a21~0)|) (= ~a15~0 |old(~a15~0)|)) (not (<= 7 |old(~a15~0)|)) (not (= 1 |old(~a24~0)|)) (= 8 |old(~a21~0)|) (= 9 |old(~a15~0)|)) [2019-10-02 01:22:34,582 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 874 890) no Hoare annotation was computed. [2019-10-02 01:22:34,582 INFO L439 ceAbstractionStarter]: At program point L888(line 888) the Hoare annotation is: (let ((.cse2 (= ~a15~0 6)) (.cse3 (< 11 ~a12~0)) (.cse0 (= ~a24~0 1)) (.cse1 (not (= 8 ~a21~0)))) (or (not (<= (+ |old(~a12~0)| 49) 0)) (and (<= 7 ~a15~0) .cse0) (and .cse1 .cse2) (and .cse3 .cse2) (= 9 |old(~a15~0)|) (and .cse0 .cse3) (not (<= 7 |old(~a15~0)|)) (not (= 1 |old(~a24~0)|)) (= 8 |old(~a21~0)|) (and .cse1 (not (= 9 ~a15~0)) (<= (+ ~a12~0 49) 0)) (and .cse0 .cse1))) [2019-10-02 01:22:34,582 INFO L443 ceAbstractionStarter]: For program point L888-1(line 888) no Hoare annotation was computed. [2019-10-02 01:22:34,582 INFO L443 ceAbstractionStarter]: For program point L885(line 885) no Hoare annotation was computed. [2019-10-02 01:22:34,582 INFO L439 ceAbstractionStarter]: At program point L880-2(lines 880 889) the Hoare annotation is: (let ((.cse2 (= ~a15~0 6)) (.cse3 (< 11 ~a12~0)) (.cse0 (= ~a24~0 1)) (.cse1 (not (= 8 ~a21~0)))) (or (not (<= (+ |old(~a12~0)| 49) 0)) (and (<= 7 ~a15~0) .cse0) (and .cse1 .cse2) (and .cse3 .cse2) (= 9 |old(~a15~0)|) (and .cse0 .cse3) (not (<= 7 |old(~a15~0)|)) (not (= 1 |old(~a24~0)|)) (= 8 |old(~a21~0)|) (and .cse1 (not (= 9 ~a15~0)) (<= (+ ~a12~0 49) 0)) (and .cse0 .cse1))) [2019-10-02 01:22:34,582 INFO L443 ceAbstractionStarter]: For program point L880-3(lines 874 890) no Hoare annotation was computed. [2019-10-02 01:22:34,599 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.10 01:22:34 BoogieIcfgContainer [2019-10-02 01:22:34,599 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-02 01:22:34,601 INFO L168 Benchmark]: Toolchain (without parser) took 24177.07 ms. Allocated memory was 133.2 MB in the beginning and 634.4 MB in the end (delta: 501.2 MB). Free memory was 86.7 MB in the beginning and 509.5 MB in the end (delta: -422.7 MB). Peak memory consumption was 461.3 MB. Max. memory is 7.1 GB. [2019-10-02 01:22:34,602 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 133.2 MB. Free memory is still 107.0 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-10-02 01:22:34,603 INFO L168 Benchmark]: CACSL2BoogieTranslator took 827.12 ms. Allocated memory was 133.2 MB in the beginning and 201.9 MB in the end (delta: 68.7 MB). Free memory was 86.7 MB in the beginning and 154.2 MB in the end (delta: -67.5 MB). Peak memory consumption was 31.9 MB. Max. memory is 7.1 GB. [2019-10-02 01:22:34,604 INFO L168 Benchmark]: Boogie Preprocessor took 119.58 ms. Allocated memory is still 201.9 MB. Free memory was 154.2 MB in the beginning and 148.5 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 7.1 GB. [2019-10-02 01:22:34,605 INFO L168 Benchmark]: RCFGBuilder took 1440.64 ms. Allocated memory was 201.9 MB in the beginning and 226.5 MB in the end (delta: 24.6 MB). Free memory was 148.5 MB in the beginning and 142.4 MB in the end (delta: 6.1 MB). Peak memory consumption was 78.4 MB. Max. memory is 7.1 GB. [2019-10-02 01:22:34,606 INFO L168 Benchmark]: TraceAbstraction took 21784.90 ms. Allocated memory was 226.5 MB in the beginning and 634.4 MB in the end (delta: 407.9 MB). Free memory was 142.4 MB in the beginning and 509.5 MB in the end (delta: -367.1 MB). Peak memory consumption was 423.6 MB. Max. memory is 7.1 GB. [2019-10-02 01:22:34,610 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 133.2 MB. Free memory is still 107.0 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 827.12 ms. Allocated memory was 133.2 MB in the beginning and 201.9 MB in the end (delta: 68.7 MB). Free memory was 86.7 MB in the beginning and 154.2 MB in the end (delta: -67.5 MB). Peak memory consumption was 31.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 119.58 ms. Allocated memory is still 201.9 MB. Free memory was 154.2 MB in the beginning and 148.5 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1440.64 ms. Allocated memory was 201.9 MB in the beginning and 226.5 MB in the end (delta: 24.6 MB). Free memory was 148.5 MB in the beginning and 142.4 MB in the end (delta: 6.1 MB). Peak memory consumption was 78.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 21784.90 ms. Allocated memory was 226.5 MB in the beginning and 634.4 MB in the end (delta: 407.9 MB). Free memory was 142.4 MB in the beginning and 509.5 MB in the end (delta: -367.1 MB). Peak memory consumption was 423.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 106]: 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: 880]: Loop Invariant Derived loop invariant: (((((((((!(\old(a12) + 49 <= 0) || (7 <= a15 && a24 == 1)) || (!(8 == a21) && a15 == 6)) || (11 < a12 && a15 == 6)) || 9 == \old(a15)) || (a24 == 1 && 11 < a12)) || !(7 <= \old(a15))) || !(1 == \old(a24))) || 8 == \old(a21)) || ((!(8 == a21) && !(9 == a15)) && a12 + 49 <= 0)) || (a24 == 1 && !(8 == a21)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 254 locations, 1 error locations. SAFE Result, 21.6s OverallTime, 6 OverallIterations, 3 TraceHistogramMax, 15.9s AutomataDifference, 0.0s DeadEndRemovalTime, 2.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 231 SDtfs, 5093 SDslu, 551 SDs, 0 SdLazy, 11734 SolverSat, 2404 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 11.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 851 GetRequests, 748 SyntacticMatches, 11 SemanticMatches, 92 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 574 ImplicationChecksByTransitivity, 1.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3282occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 6 MinimizatonAttempts, 706 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 225 PreInvPairs, 515 NumberOfFragments, 348 HoareAnnotationTreeSize, 225 FomulaSimplifications, 22986 FormulaSimplificationTreeSizeReduction, 1.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 7032 FormulaSimplificationTreeSizeReductionInter, 1.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 1740 NumberOfCodeBlocks, 1740 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1731 ConstructedInterpolants, 0 QuantifiedInterpolants, 1283520 SizeOfPredicates, 4 NumberOfNonLiveVariables, 1248 ConjunctsInSsa, 12 ConjunctsInUnsatCore, 9 InterpolantComputations, 5 PerfectInterpolantSequences, 974/1012 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...