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_label26.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-07 13:09:08,330 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-07 13:09:08,333 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-07 13:09:08,351 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-09-07 13:09:08,377 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-07 13:09:08,379 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-07 13:09:08,381 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-07 13:09:08,383 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-07 13:09:08,385 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-07 13:09:08,386 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-07 13:09:08,388 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-07 13:09:08,394 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-07 13:09:08,398 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-07 13:09:08,400 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-07 13:09:08,403 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-07 13:09:08,404 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-07 13:09:08,406 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-07 13:09:08,418 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-07 13:09:08,419 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-07 13:09:08,420 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-07 13:09:08,421 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 [2019-09-07 13:09:08,455 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-07 13:09:08,455 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-07 13:09:08,456 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-07 13:09:08,457 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-07 13:09:08,457 INFO L138 SettingsManager]: * Use SBE=true [2019-09-07 13:09:08,457 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-07 13:09:08,457 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-07 13:09:08,457 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-07 13:09:08,458 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-07 13:09:08,458 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-07 13:09:08,458 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-07 13:09:08,458 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-07 13:09:08,458 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-07 13:09:08,458 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-07 13:09:08,459 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-07 13:09:08,459 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-07 13:09:08,459 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-07 13:09:08,459 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-07 13:09:08,459 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-07 13:09:08,460 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-07 13:09:08,460 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-07 13:09:08,460 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-07 13:09:08,460 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-07 13:09:08,460 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-07 13:09:08,461 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-07 13:09:08,461 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-07 13:09:08,461 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-07 13:09:08,461 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-07 13:09:08,461 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-07 13:09:08,490 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-07 13:09:08,503 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-07 13:09:08,507 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-07 13:09:08,508 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-07 13:09:08,509 INFO L275 PluginConnector]: CDTParser initialized [2019-09-07 13:09:08,510 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem01_label26.c [2019-09-07 13:09:08,574 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fffb83a72/f3710d872e544c47b046c0605e2bf914/FLAGeabe323b3 [2019-09-07 13:09:09,143 INFO L306 CDTParser]: Found 1 translation units. [2019-09-07 13:09:09,144 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem01_label26.c [2019-09-07 13:09:09,159 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fffb83a72/f3710d872e544c47b046c0605e2bf914/FLAGeabe323b3 [2019-09-07 13:09:09,429 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fffb83a72/f3710d872e544c47b046c0605e2bf914 [2019-09-07 13:09:09,439 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-07 13:09:09,440 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-07 13:09:09,441 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-07 13:09:09,442 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-07 13:09:09,446 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-07 13:09:09,447 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.09 01:09:09" (1/1) ... [2019-09-07 13:09:09,450 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@481cb625 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:09:09, skipping insertion in model container [2019-09-07 13:09:09,451 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.09 01:09:09" (1/1) ... [2019-09-07 13:09:09,459 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-07 13:09:09,520 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-07 13:09:10,060 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-07 13:09:10,066 INFO L188 MainTranslator]: Completed pre-run [2019-09-07 13:09:10,261 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-07 13:09:10,278 INFO L192 MainTranslator]: Completed translation [2019-09-07 13:09:10,278 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:09:10 WrapperNode [2019-09-07 13:09:10,278 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-07 13:09:10,279 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-07 13:09:10,279 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-07 13:09:10,279 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-07 13:09:10,293 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:09:10" (1/1) ... [2019-09-07 13:09:10,293 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:09:10" (1/1) ... [2019-09-07 13:09:10,313 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:09:10" (1/1) ... [2019-09-07 13:09:10,313 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:09:10" (1/1) ... [2019-09-07 13:09:10,356 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:09:10" (1/1) ... [2019-09-07 13:09:10,373 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:09:10" (1/1) ... [2019-09-07 13:09:10,378 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:09:10" (1/1) ... [2019-09-07 13:09:10,385 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-07 13:09:10,386 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-07 13:09:10,386 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-07 13:09:10,386 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-07 13:09:10,388 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:09:10" (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 [2019-09-07 13:09:10,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-07 13:09:10,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-07 13:09:10,479 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-09-07 13:09:10,480 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-07 13:09:10,481 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-09-07 13:09:10,481 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-07 13:09:10,481 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-07 13:09:10,481 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-07 13:09:10,482 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-07 13:09:10,483 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-07 13:09:10,483 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-07 13:09:11,858 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-07 13:09:11,859 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-07 13:09:11,862 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.09 01:09:11 BoogieIcfgContainer [2019-09-07 13:09:11,863 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-07 13:09:11,865 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-07 13:09:11,865 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-07 13:09:11,872 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-07 13:09:11,873 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.09 01:09:09" (1/3) ... [2019-09-07 13:09:11,874 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@157996ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.09 01:09:11, skipping insertion in model container [2019-09-07 13:09:11,875 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:09:10" (2/3) ... [2019-09-07 13:09:11,875 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@157996ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.09 01:09:11, skipping insertion in model container [2019-09-07 13:09:11,875 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.09 01:09:11" (3/3) ... [2019-09-07 13:09:11,879 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem01_label26.c [2019-09-07 13:09:11,892 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-07 13:09:11,905 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-07 13:09:11,927 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-07 13:09:11,972 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-07 13:09:11,973 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-07 13:09:11,973 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-07 13:09:11,973 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-07 13:09:11,973 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-07 13:09:11,974 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-07 13:09:11,974 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-07 13:09:11,974 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-07 13:09:11,974 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-07 13:09:12,000 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states. [2019-09-07 13:09:12,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2019-09-07 13:09:12,012 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:09:12,014 INFO L399 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-07 13:09:12,016 INFO L418 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:09:12,020 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:09:12,020 INFO L82 PathProgramCache]: Analyzing trace with hash -1414431897, now seen corresponding path program 1 times [2019-09-07 13:09:12,022 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:09:12,022 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:09:12,063 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:09:12,063 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:09:12,064 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:09:12,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:09:12,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:09:12,519 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:09:12,519 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-07 13:09:12,525 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-07 13:09:12,540 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-07 13:09:12,542 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-07 13:09:12,544 INFO L87 Difference]: Start difference. First operand 207 states. Second operand 3 states. [2019-09-07 13:09:13,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:09:13,502 INFO L93 Difference]: Finished difference Result 547 states and 938 transitions. [2019-09-07 13:09:13,508 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-07 13:09:13,510 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 109 [2019-09-07 13:09:13,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:09:13,528 INFO L225 Difference]: With dead ends: 547 [2019-09-07 13:09:13,528 INFO L226 Difference]: Without dead ends: 278 [2019-09-07 13:09:13,541 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-07 13:09:13,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2019-09-07 13:09:13,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 278. [2019-09-07 13:09:13,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 278 states. [2019-09-07 13:09:13,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 278 states and 394 transitions. [2019-09-07 13:09:13,636 INFO L78 Accepts]: Start accepts. Automaton has 278 states and 394 transitions. Word has length 109 [2019-09-07 13:09:13,638 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:09:13,639 INFO L475 AbstractCegarLoop]: Abstraction has 278 states and 394 transitions. [2019-09-07 13:09:13,639 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-07 13:09:13,639 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 394 transitions. [2019-09-07 13:09:13,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2019-09-07 13:09:13,653 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:09:13,653 INFO L399 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-07 13:09:13,653 INFO L418 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:09:13,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:09:13,654 INFO L82 PathProgramCache]: Analyzing trace with hash -609512656, now seen corresponding path program 1 times [2019-09-07 13:09:13,654 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:09:13,656 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:09:13,657 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:09:13,658 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:09:13,658 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:09:13,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:09:13,776 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:09:13,777 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:09:13,777 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-07 13:09:13,780 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-07 13:09:13,780 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-07 13:09:13,781 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2019-09-07 13:09:13,781 INFO L87 Difference]: Start difference. First operand 278 states and 394 transitions. Second operand 6 states. [2019-09-07 13:09:14,553 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:09:14,553 INFO L93 Difference]: Finished difference Result 840 states and 1222 transitions. [2019-09-07 13:09:14,554 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-07 13:09:14,554 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 119 [2019-09-07 13:09:14,555 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:09:14,562 INFO L225 Difference]: With dead ends: 840 [2019-09-07 13:09:14,562 INFO L226 Difference]: Without dead ends: 568 [2019-09-07 13:09:14,564 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-09-07 13:09:14,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 568 states. [2019-09-07 13:09:14,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 568 to 556. [2019-09-07 13:09:14,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 556 states. [2019-09-07 13:09:14,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 556 states and 785 transitions. [2019-09-07 13:09:14,620 INFO L78 Accepts]: Start accepts. Automaton has 556 states and 785 transitions. Word has length 119 [2019-09-07 13:09:14,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:09:14,620 INFO L475 AbstractCegarLoop]: Abstraction has 556 states and 785 transitions. [2019-09-07 13:09:14,620 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-07 13:09:14,620 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 785 transitions. [2019-09-07 13:09:14,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2019-09-07 13:09:14,623 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:09:14,624 INFO L399 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-07 13:09:14,624 INFO L418 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:09:14,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:09:14,624 INFO L82 PathProgramCache]: Analyzing trace with hash 1252784430, now seen corresponding path program 1 times [2019-09-07 13:09:14,625 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:09:14,625 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:09:14,626 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:09:14,626 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:09:14,626 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:09:14,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:09:14,881 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:09:14,882 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:09:14,882 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-07 13:09:14,883 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-07 13:09:14,883 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-07 13:09:14,883 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-09-07 13:09:14,883 INFO L87 Difference]: Start difference. First operand 556 states and 785 transitions. Second operand 5 states. [2019-09-07 13:09:15,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:09:15,654 INFO L93 Difference]: Finished difference Result 1205 states and 1730 transitions. [2019-09-07 13:09:15,657 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-09-07 13:09:15,657 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 120 [2019-09-07 13:09:15,658 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:09:15,662 INFO L225 Difference]: With dead ends: 1205 [2019-09-07 13:09:15,662 INFO L226 Difference]: Without dead ends: 554 [2019-09-07 13:09:15,664 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-09-07 13:09:15,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 554 states. [2019-09-07 13:09:15,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 554 to 554. [2019-09-07 13:09:15,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 554 states. [2019-09-07 13:09:15,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 554 states and 712 transitions. [2019-09-07 13:09:15,713 INFO L78 Accepts]: Start accepts. Automaton has 554 states and 712 transitions. Word has length 120 [2019-09-07 13:09:15,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:09:15,714 INFO L475 AbstractCegarLoop]: Abstraction has 554 states and 712 transitions. [2019-09-07 13:09:15,715 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-07 13:09:15,715 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 712 transitions. [2019-09-07 13:09:15,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2019-09-07 13:09:15,720 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:09:15,720 INFO L399 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-07 13:09:15,721 INFO L418 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:09:15,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:09:15,723 INFO L82 PathProgramCache]: Analyzing trace with hash -1557577546, now seen corresponding path program 1 times [2019-09-07 13:09:15,723 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:09:15,723 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:09:15,724 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:09:15,725 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:09:15,725 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:09:15,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:09:15,917 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:09:15,917 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:09:15,917 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-09-07 13:09:15,919 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-09-07 13:09:15,919 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-09-07 13:09:15,920 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-09-07 13:09:15,920 INFO L87 Difference]: Start difference. First operand 554 states and 712 transitions. Second operand 4 states. [2019-09-07 13:09:16,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:09:16,876 INFO L93 Difference]: Finished difference Result 1372 states and 1784 transitions. [2019-09-07 13:09:16,877 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-09-07 13:09:16,877 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 124 [2019-09-07 13:09:16,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:09:16,881 INFO L225 Difference]: With dead ends: 1372 [2019-09-07 13:09:16,882 INFO L226 Difference]: Without dead ends: 824 [2019-09-07 13:09:16,883 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-09-07 13:09:16,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 824 states. [2019-09-07 13:09:16,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 824 to 824. [2019-09-07 13:09:16,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 824 states. [2019-09-07 13:09:16,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 824 states and 1027 transitions. [2019-09-07 13:09:16,909 INFO L78 Accepts]: Start accepts. Automaton has 824 states and 1027 transitions. Word has length 124 [2019-09-07 13:09:16,909 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:09:16,909 INFO L475 AbstractCegarLoop]: Abstraction has 824 states and 1027 transitions. [2019-09-07 13:09:16,909 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-09-07 13:09:16,909 INFO L276 IsEmpty]: Start isEmpty. Operand 824 states and 1027 transitions. [2019-09-07 13:09:16,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2019-09-07 13:09:16,913 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:09:16,913 INFO L399 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 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] [2019-09-07 13:09:16,914 INFO L418 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:09:16,914 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:09:16,914 INFO L82 PathProgramCache]: Analyzing trace with hash -323555598, now seen corresponding path program 1 times [2019-09-07 13:09:16,914 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:09:16,914 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:09:16,915 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:09:16,915 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:09:16,916 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:09:16,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:09:17,060 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 67 proven. 15 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-09-07 13:09:17,061 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-07 13:09:17,061 INFO L223 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) [2019-09-07 13:09:17,082 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-07 13:09:17,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:09:17,190 INFO L256 TraceCheckSpWp]: Trace formula consists of 506 conjuncts, 4 conjunts are in the unsatisfiable core [2019-09-07 13:09:17,203 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-07 13:09:17,284 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2019-09-07 13:09:17,290 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-07 13:09:17,290 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2019-09-07 13:09:17,291 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-07 13:09:17,292 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-07 13:09:17,292 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-09-07 13:09:17,292 INFO L87 Difference]: Start difference. First operand 824 states and 1027 transitions. Second operand 7 states. [2019-09-07 13:09:18,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:09:18,349 INFO L93 Difference]: Finished difference Result 2772 states and 3535 transitions. [2019-09-07 13:09:18,351 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2019-09-07 13:09:18,352 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 168 [2019-09-07 13:09:18,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:09:18,364 INFO L225 Difference]: With dead ends: 2772 [2019-09-07 13:09:18,364 INFO L226 Difference]: Without dead ends: 1954 [2019-09-07 13:09:18,368 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 174 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=47, Invalid=109, Unknown=0, NotChecked=0, Total=156 [2019-09-07 13:09:18,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1954 states. [2019-09-07 13:09:18,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1954 to 1940. [2019-09-07 13:09:18,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1940 states. [2019-09-07 13:09:18,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1940 states to 1940 states and 2358 transitions. [2019-09-07 13:09:18,436 INFO L78 Accepts]: Start accepts. Automaton has 1940 states and 2358 transitions. Word has length 168 [2019-09-07 13:09:18,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:09:18,437 INFO L475 AbstractCegarLoop]: Abstraction has 1940 states and 2358 transitions. [2019-09-07 13:09:18,437 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-07 13:09:18,437 INFO L276 IsEmpty]: Start isEmpty. Operand 1940 states and 2358 transitions. [2019-09-07 13:09:18,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2019-09-07 13:09:18,444 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:09:18,445 INFO L399 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2019-09-07 13:09:18,445 INFO L418 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:09:18,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:09:18,445 INFO L82 PathProgramCache]: Analyzing trace with hash -398578223, now seen corresponding path program 1 times [2019-09-07 13:09:18,446 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:09:18,446 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:09:18,447 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:09:18,447 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:09:18,447 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:09:18,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:09:18,544 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 80 proven. 39 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-09-07 13:09:18,544 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-07 13:09:18,544 INFO L223 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) [2019-09-07 13:09:18,575 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-07 13:09:18,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:09:18,684 INFO L256 TraceCheckSpWp]: Trace formula consists of 575 conjuncts, 6 conjunts are in the unsatisfiable core [2019-09-07 13:09:18,700 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-07 13:09:18,788 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 92 proven. 25 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-09-07 13:09:18,793 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-07 13:09:18,793 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 4] total 8 [2019-09-07 13:09:18,794 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-09-07 13:09:18,795 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-09-07 13:09:18,795 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2019-09-07 13:09:18,796 INFO L87 Difference]: Start difference. First operand 1940 states and 2358 transitions. Second operand 8 states. [2019-09-07 13:09:20,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:09:20,565 INFO L93 Difference]: Finished difference Result 6043 states and 7803 transitions. [2019-09-07 13:09:20,566 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2019-09-07 13:09:20,566 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 187 [2019-09-07 13:09:20,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:09:20,595 INFO L225 Difference]: With dead ends: 6043 [2019-09-07 13:09:20,596 INFO L226 Difference]: Without dead ends: 4109 [2019-09-07 13:09:20,604 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 214 GetRequests, 196 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=103, Invalid=277, Unknown=0, NotChecked=0, Total=380 [2019-09-07 13:09:20,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4109 states. [2019-09-07 13:09:20,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4109 to 3352. [2019-09-07 13:09:20,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3352 states. [2019-09-07 13:09:20,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3352 states to 3352 states and 4119 transitions. [2019-09-07 13:09:20,773 INFO L78 Accepts]: Start accepts. Automaton has 3352 states and 4119 transitions. Word has length 187 [2019-09-07 13:09:20,773 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:09:20,774 INFO L475 AbstractCegarLoop]: Abstraction has 3352 states and 4119 transitions. [2019-09-07 13:09:20,774 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-09-07 13:09:20,774 INFO L276 IsEmpty]: Start isEmpty. Operand 3352 states and 4119 transitions. [2019-09-07 13:09:20,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2019-09-07 13:09:20,786 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:09:20,786 INFO L399 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-07 13:09:20,786 INFO L418 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:09:20,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:09:20,787 INFO L82 PathProgramCache]: Analyzing trace with hash -901861594, now seen corresponding path program 1 times [2019-09-07 13:09:20,787 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:09:20,787 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:09:20,788 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:09:20,788 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:09:20,788 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:09:20,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:09:20,900 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 146 proven. 2 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-09-07 13:09:20,900 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-07 13:09:20,900 INFO L223 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) [2019-09-07 13:09:20,915 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-07 13:09:20,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:09:21,002 INFO L256 TraceCheckSpWp]: Trace formula consists of 540 conjuncts, 4 conjunts are in the unsatisfiable core [2019-09-07 13:09:21,013 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-07 13:09:21,076 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 146 proven. 2 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-09-07 13:09:21,081 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-07 13:09:21,081 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2019-09-07 13:09:21,083 INFO L454 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-09-07 13:09:21,083 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-09-07 13:09:21,083 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2019-09-07 13:09:21,083 INFO L87 Difference]: Start difference. First operand 3352 states and 4119 transitions. Second operand 9 states. [2019-09-07 13:09:23,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:09:23,256 INFO L93 Difference]: Finished difference Result 6223 states and 8093 transitions. [2019-09-07 13:09:23,259 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2019-09-07 13:09:23,259 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 205 [2019-09-07 13:09:23,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:09:23,260 INFO L225 Difference]: With dead ends: 6223 [2019-09-07 13:09:23,260 INFO L226 Difference]: Without dead ends: 0 [2019-09-07 13:09:23,282 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 248 GetRequests, 220 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 203 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=200, Invalid=670, Unknown=0, NotChecked=0, Total=870 [2019-09-07 13:09:23,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-07 13:09:23,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-07 13:09:23,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-07 13:09:23,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-07 13:09:23,284 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 205 [2019-09-07 13:09:23,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:09:23,284 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-07 13:09:23,284 INFO L476 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-09-07 13:09:23,284 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-07 13:09:23,284 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-07 13:09:23,289 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-09-07 13:09:23,651 WARN L188 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 91 [2019-09-07 13:09:23,801 WARN L188 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 91 [2019-09-07 13:09:24,872 WARN L188 SmtUtils]: Spent 982.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 78 [2019-09-07 13:09:25,470 WARN L188 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 60 [2019-09-07 13:09:26,021 WARN L188 SmtUtils]: Spent 548.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 60 [2019-09-07 13:09:26,024 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-09-07 13:09:26,025 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a7~0 |old(~a7~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a16~0 |old(~a16~0)|) (= ~a20~0 |old(~a20~0)|) (= ~a21~0 |old(~a21~0)|)) [2019-09-07 13:09:26,025 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-09-07 13:09:26,025 INFO L443 ceAbstractionStarter]: For program point L333(lines 333 390) no Hoare annotation was computed. [2019-09-07 13:09:26,025 INFO L443 ceAbstractionStarter]: For program point L102(lines 102 390) no Hoare annotation was computed. [2019-09-07 13:09:26,025 INFO L443 ceAbstractionStarter]: For program point L565-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:09:26,026 INFO L443 ceAbstractionStarter]: For program point L532-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:09:26,026 INFO L443 ceAbstractionStarter]: For program point L499-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:09:26,026 INFO L443 ceAbstractionStarter]: For program point L466-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:09:26,026 INFO L443 ceAbstractionStarter]: For program point L433-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:09:26,026 INFO L443 ceAbstractionStarter]: For program point L400-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:09:26,026 INFO L443 ceAbstractionStarter]: For program point L268(lines 268 390) no Hoare annotation was computed. [2019-09-07 13:09:26,026 INFO L443 ceAbstractionStarter]: For program point L136(lines 136 390) no Hoare annotation was computed. [2019-09-07 13:09:26,026 INFO L443 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2019-09-07 13:09:26,027 INFO L443 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2019-09-07 13:09:26,027 INFO L443 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2019-09-07 13:09:26,027 INFO L443 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2019-09-07 13:09:26,027 INFO L443 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2019-09-07 13:09:26,027 INFO L443 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2019-09-07 13:09:26,027 INFO L443 ceAbstractionStarter]: For program point L203(lines 203 390) no Hoare annotation was computed. [2019-09-07 13:09:26,027 INFO L443 ceAbstractionStarter]: For program point L72(lines 72 390) no Hoare annotation was computed. [2019-09-07 13:09:26,028 INFO L443 ceAbstractionStarter]: For program point L568-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:09:26,028 INFO L443 ceAbstractionStarter]: For program point L535-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:09:26,028 INFO L443 ceAbstractionStarter]: For program point L502-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:09:26,028 INFO L443 ceAbstractionStarter]: For program point L469-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:09:26,028 INFO L443 ceAbstractionStarter]: For program point L436-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:09:26,028 INFO L443 ceAbstractionStarter]: For program point L403-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:09:26,028 INFO L443 ceAbstractionStarter]: For program point L337(lines 337 390) no Hoare annotation was computed. [2019-09-07 13:09:26,028 INFO L443 ceAbstractionStarter]: For program point L238(lines 238 390) no Hoare annotation was computed. [2019-09-07 13:09:26,029 INFO L443 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2019-09-07 13:09:26,029 INFO L443 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2019-09-07 13:09:26,029 INFO L443 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2019-09-07 13:09:26,029 INFO L443 ceAbstractionStarter]: For program point L470(line 470) no Hoare annotation was computed. [2019-09-07 13:09:26,029 INFO L443 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2019-09-07 13:09:26,029 INFO L443 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2019-09-07 13:09:26,029 INFO L443 ceAbstractionStarter]: For program point L173(lines 173 390) no Hoare annotation was computed. [2019-09-07 13:09:26,030 INFO L443 ceAbstractionStarter]: For program point L140(lines 140 390) no Hoare annotation was computed. [2019-09-07 13:09:26,030 INFO L443 ceAbstractionStarter]: For program point L372(lines 372 390) no Hoare annotation was computed. [2019-09-07 13:09:26,030 INFO L443 ceAbstractionStarter]: For program point L306(lines 306 390) no Hoare annotation was computed. [2019-09-07 13:09:26,030 INFO L443 ceAbstractionStarter]: For program point L273(lines 273 390) no Hoare annotation was computed. [2019-09-07 13:09:26,030 INFO L443 ceAbstractionStarter]: For program point L108(lines 108 390) no Hoare annotation was computed. [2019-09-07 13:09:26,030 INFO L443 ceAbstractionStarter]: For program point L571-1(lines 571 573) no Hoare annotation was computed. [2019-09-07 13:09:26,030 INFO L443 ceAbstractionStarter]: For program point L538-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:09:26,031 INFO L443 ceAbstractionStarter]: For program point L505-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:09:26,031 INFO L443 ceAbstractionStarter]: For program point L472-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:09:26,031 INFO L443 ceAbstractionStarter]: For program point L439-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:09:26,031 INFO L443 ceAbstractionStarter]: For program point L406-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:09:26,031 INFO L443 ceAbstractionStarter]: For program point L208(lines 208 390) no Hoare annotation was computed. [2019-09-07 13:09:26,031 INFO L443 ceAbstractionStarter]: For program point L43(lines 43 390) no Hoare annotation was computed. [2019-09-07 13:09:26,031 INFO L443 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2019-09-07 13:09:26,031 INFO L443 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2019-09-07 13:09:26,031 INFO L443 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2019-09-07 13:09:26,032 INFO L443 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2019-09-07 13:09:26,032 INFO L443 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2019-09-07 13:09:26,032 INFO L443 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2019-09-07 13:09:26,032 INFO L443 ceAbstractionStarter]: For program point L144(lines 144 390) no Hoare annotation was computed. [2019-09-07 13:09:26,032 INFO L443 ceAbstractionStarter]: For program point L541-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:09:26,032 INFO L443 ceAbstractionStarter]: For program point L508-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:09:26,032 INFO L443 ceAbstractionStarter]: For program point L475-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:09:26,033 INFO L443 ceAbstractionStarter]: For program point L442-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:09:26,033 INFO L443 ceAbstractionStarter]: For program point L409-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:09:26,033 INFO L443 ceAbstractionStarter]: For program point L178(lines 178 390) no Hoare annotation was computed. [2019-09-07 13:09:26,033 INFO L443 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2019-09-07 13:09:26,033 INFO L443 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2019-09-07 13:09:26,033 INFO L443 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2019-09-07 13:09:26,033 INFO L443 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2019-09-07 13:09:26,033 INFO L443 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2019-09-07 13:09:26,034 INFO L443 ceAbstractionStarter]: For program point L377(lines 377 390) no Hoare annotation was computed. [2019-09-07 13:09:26,034 INFO L443 ceAbstractionStarter]: For program point L278(lines 278 390) no Hoare annotation was computed. [2019-09-07 13:09:26,034 INFO L443 ceAbstractionStarter]: For program point L245(lines 245 390) no Hoare annotation was computed. [2019-09-07 13:09:26,034 INFO L443 ceAbstractionStarter]: For program point L80(lines 80 390) no Hoare annotation was computed. [2019-09-07 13:09:26,034 INFO L443 ceAbstractionStarter]: For program point L345(lines 345 390) no Hoare annotation was computed. [2019-09-07 13:09:26,034 INFO L443 ceAbstractionStarter]: For program point L312(lines 312 390) no Hoare annotation was computed. [2019-09-07 13:09:26,034 INFO L443 ceAbstractionStarter]: For program point L114(lines 114 390) no Hoare annotation was computed. [2019-09-07 13:09:26,034 INFO L443 ceAbstractionStarter]: For program point L544-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:09:26,035 INFO L443 ceAbstractionStarter]: For program point L511-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:09:26,035 INFO L443 ceAbstractionStarter]: For program point L478-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:09:26,035 INFO L443 ceAbstractionStarter]: For program point L445-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:09:26,035 INFO L443 ceAbstractionStarter]: For program point L412-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:09:26,035 INFO L443 ceAbstractionStarter]: For program point L214(lines 214 390) no Hoare annotation was computed. [2019-09-07 13:09:26,035 INFO L443 ceAbstractionStarter]: For program point L148(lines 148 390) no Hoare annotation was computed. [2019-09-07 13:09:26,035 INFO L443 ceAbstractionStarter]: For program point L49(lines 49 390) no Hoare annotation was computed. [2019-09-07 13:09:26,035 INFO L443 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2019-09-07 13:09:26,036 INFO L443 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2019-09-07 13:09:26,036 INFO L443 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2019-09-07 13:09:26,036 INFO L443 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2019-09-07 13:09:26,036 INFO L443 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2019-09-07 13:09:26,036 INFO L443 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 485) no Hoare annotation was computed. [2019-09-07 13:09:26,036 INFO L443 ceAbstractionStarter]: For program point L84(lines 84 390) no Hoare annotation was computed. [2019-09-07 13:09:26,036 INFO L443 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:09:26,037 INFO L443 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:09:26,037 INFO L443 ceAbstractionStarter]: For program point L547-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:09:26,037 INFO L443 ceAbstractionStarter]: For program point L514-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:09:26,037 INFO L443 ceAbstractionStarter]: For program point L481-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:09:26,037 INFO L443 ceAbstractionStarter]: For program point L448-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:09:26,037 INFO L443 ceAbstractionStarter]: For program point L382(lines 382 390) no Hoare annotation was computed. [2019-09-07 13:09:26,037 INFO L443 ceAbstractionStarter]: For program point L415-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:09:26,037 INFO L443 ceAbstractionStarter]: For program point L316(lines 316 390) no Hoare annotation was computed. [2019-09-07 13:09:26,038 INFO L443 ceAbstractionStarter]: For program point L250(lines 250 390) no Hoare annotation was computed. [2019-09-07 13:09:26,038 INFO L443 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2019-09-07 13:09:26,038 INFO L443 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2019-09-07 13:09:26,038 INFO L443 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2019-09-07 13:09:26,038 INFO L443 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2019-09-07 13:09:26,038 INFO L443 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2019-09-07 13:09:26,038 INFO L443 ceAbstractionStarter]: For program point L218(lines 218 390) no Hoare annotation was computed. [2019-09-07 13:09:26,038 INFO L443 ceAbstractionStarter]: For program point L152(lines 152 390) no Hoare annotation was computed. [2019-09-07 13:09:26,039 INFO L443 ceAbstractionStarter]: For program point L119(lines 119 390) no Hoare annotation was computed. [2019-09-07 13:09:26,039 INFO L443 ceAbstractionStarter]: For program point L318(lines 318 390) no Hoare annotation was computed. [2019-09-07 13:09:26,039 INFO L443 ceAbstractionStarter]: For program point L186(lines 186 390) no Hoare annotation was computed. [2019-09-07 13:09:26,039 INFO L443 ceAbstractionStarter]: For program point L54(lines 54 390) no Hoare annotation was computed. [2019-09-07 13:09:26,039 INFO L443 ceAbstractionStarter]: For program point L550-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:09:26,039 INFO L443 ceAbstractionStarter]: For program point L517-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:09:26,039 INFO L443 ceAbstractionStarter]: For program point L484-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:09:26,039 INFO L443 ceAbstractionStarter]: For program point L451-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:09:26,040 INFO L443 ceAbstractionStarter]: For program point L418-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:09:26,040 INFO L443 ceAbstractionStarter]: For program point L286(lines 286 390) no Hoare annotation was computed. [2019-09-07 13:09:26,040 INFO L443 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2019-09-07 13:09:26,040 INFO L443 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2019-09-07 13:09:26,040 INFO L443 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2019-09-07 13:09:26,040 INFO L443 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2019-09-07 13:09:26,040 INFO L443 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2019-09-07 13:09:26,041 INFO L443 ceAbstractionStarter]: For program point L353(lines 353 390) no Hoare annotation was computed. [2019-09-07 13:09:26,041 INFO L443 ceAbstractionStarter]: For program point L189(lines 189 390) no Hoare annotation was computed. [2019-09-07 13:09:26,041 INFO L443 ceAbstractionStarter]: For program point L553-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:09:26,041 INFO L443 ceAbstractionStarter]: For program point L520-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:09:26,041 INFO L443 ceAbstractionStarter]: For program point L487-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:09:26,041 INFO L443 ceAbstractionStarter]: For program point L454-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:09:26,041 INFO L443 ceAbstractionStarter]: For program point L421-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:09:26,041 INFO L443 ceAbstractionStarter]: For program point L355(lines 355 390) no Hoare annotation was computed. [2019-09-07 13:09:26,042 INFO L443 ceAbstractionStarter]: For program point L256(lines 256 390) no Hoare annotation was computed. [2019-09-07 13:09:26,042 INFO L443 ceAbstractionStarter]: For program point L223(lines 223 390) no Hoare annotation was computed. [2019-09-07 13:09:26,042 INFO L443 ceAbstractionStarter]: For program point L124(lines 124 390) no Hoare annotation was computed. [2019-09-07 13:09:26,042 INFO L443 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2019-09-07 13:09:26,042 INFO L443 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2019-09-07 13:09:26,042 INFO L443 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2019-09-07 13:09:26,042 INFO L443 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2019-09-07 13:09:26,042 INFO L443 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2019-09-07 13:09:26,042 INFO L443 ceAbstractionStarter]: For program point L92(lines 92 390) no Hoare annotation was computed. [2019-09-07 13:09:26,043 INFO L439 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 30 575) the Hoare annotation is: (let ((.cse12 (= ~a17~0 1)) (.cse10 (= ~a7~0 |old(~a7~0)|)) (.cse15 (= ~a17~0 |old(~a17~0)|)) (.cse11 (= ~a16~0 |old(~a16~0)|)) (.cse13 (= ~a20~0 |old(~a20~0)|)) (.cse14 (= ~a21~0 |old(~a21~0)|))) (let ((.cse4 (and (and .cse10 .cse15 .cse11 .cse13) .cse14)) (.cse6 (and .cse14 .cse10 .cse15 .cse11 .cse13)) (.cse2 (not (= 1 |old(~a20~0)|))) (.cse9 (not (<= |old(~a21~0)| 0))) (.cse7 (not (<= |old(~a20~0)| 0))) (.cse17 (and .cse10 .cse11 .cse12 .cse13 .cse14)) (.cse8 (not (= 1 |old(~a17~0)|))) (.cse16 (= 6 |old(~a16~0)|)) (.cse0 (not (= 1 |old(~a21~0)|))) (.cse1 (= 1 |old(~a7~0)|)) (.cse3 (not (= 8 ~a12~0))) (.cse5 (not (<= |old(~a17~0)| 0))) (.cse18 (and .cse10 .cse15 .cse11 .cse13 .cse14))) (and (or .cse0 (or .cse1 .cse2 .cse3) .cse4 .cse5) (or .cse0 .cse1 .cse6 .cse3 .cse7 .cse8) (or .cse4 .cse5 (or .cse3 .cse9)) (or .cse0 (and (and .cse10 .cse11 .cse12 .cse13) .cse14) (or .cse1 .cse2 .cse3 .cse8)) (or .cse0 .cse1 .cse3 .cse5 .cse6 .cse7) (or (and .cse10 .cse15 .cse13 .cse14 (= ~a16~0 5)) .cse0 (not (= 5 |old(~a16~0)|)) .cse3 .cse5) (or .cse0 .cse2 (not (= 4 |old(~a16~0)|)) .cse3 (not .cse1) (and (= 1 ~a7~0) (= 13 ~a8~0) .cse11 .cse12 (= ~a21~0 1) (= ~a20~0 1)) (not (= 13 |old(~a8~0)|)) .cse8) (or .cse16 .cse17 .cse3 .cse9 .cse8) (or .cse16 .cse0 .cse18 .cse3 .cse5 .cse7) (or .cse16 .cse0 .cse1 .cse3 .cse17 .cse8) (or .cse16 .cse0 .cse1 .cse3 .cse5 .cse18)))) [2019-09-07 13:09:26,043 INFO L443 ceAbstractionStarter]: For program point L324(lines 324 390) no Hoare annotation was computed. [2019-09-07 13:09:26,043 INFO L443 ceAbstractionStarter]: For program point L556-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:09:26,044 INFO L443 ceAbstractionStarter]: For program point L523-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:09:26,044 INFO L443 ceAbstractionStarter]: For program point L490-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:09:26,044 INFO L443 ceAbstractionStarter]: For program point L457-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:09:26,044 INFO L443 ceAbstractionStarter]: For program point L391(lines 391 393) no Hoare annotation was computed. [2019-09-07 13:09:26,044 INFO L443 ceAbstractionStarter]: For program point L424-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:09:26,044 INFO L443 ceAbstractionStarter]: For program point L391-2(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:09:26,044 INFO L443 ceAbstractionStarter]: For program point L292(lines 292 390) no Hoare annotation was computed. [2019-09-07 13:09:26,044 INFO L443 ceAbstractionStarter]: For program point L160(lines 160 390) no Hoare annotation was computed. [2019-09-07 13:09:26,045 INFO L443 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2019-09-07 13:09:26,045 INFO L443 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2019-09-07 13:09:26,045 INFO L443 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2019-09-07 13:09:26,045 INFO L443 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2019-09-07 13:09:26,045 INFO L443 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2019-09-07 13:09:26,045 INFO L443 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2019-09-07 13:09:26,045 INFO L443 ceAbstractionStarter]: For program point L194(lines 194 390) no Hoare annotation was computed. [2019-09-07 13:09:26,045 INFO L443 ceAbstractionStarter]: For program point L62(lines 62 390) no Hoare annotation was computed. [2019-09-07 13:09:26,045 INFO L443 ceAbstractionStarter]: For program point L261(lines 261 390) no Hoare annotation was computed. [2019-09-07 13:09:26,046 INFO L443 ceAbstractionStarter]: For program point L129(lines 129 390) no Hoare annotation was computed. [2019-09-07 13:09:26,046 INFO L443 ceAbstractionStarter]: For program point L559-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:09:26,046 INFO L443 ceAbstractionStarter]: For program point L526-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:09:26,046 INFO L443 ceAbstractionStarter]: For program point L493-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:09:26,046 INFO L443 ceAbstractionStarter]: For program point L460-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:09:26,046 INFO L443 ceAbstractionStarter]: For program point L427-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:09:26,046 INFO L443 ceAbstractionStarter]: For program point L361(lines 361 390) no Hoare annotation was computed. [2019-09-07 13:09:26,046 INFO L443 ceAbstractionStarter]: For program point L394-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:09:26,047 INFO L443 ceAbstractionStarter]: For program point L97(lines 97 390) no Hoare annotation was computed. [2019-09-07 13:09:26,047 INFO L443 ceAbstractionStarter]: For program point L31(lines 31 390) no Hoare annotation was computed. [2019-09-07 13:09:26,047 INFO L443 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2019-09-07 13:09:26,047 INFO L443 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2019-09-07 13:09:26,047 INFO L443 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2019-09-07 13:09:26,047 INFO L443 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2019-09-07 13:09:26,047 INFO L443 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2019-09-07 13:09:26,047 INFO L443 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2019-09-07 13:09:26,048 INFO L443 ceAbstractionStarter]: For program point L329(lines 329 390) no Hoare annotation was computed. [2019-09-07 13:09:26,048 INFO L443 ceAbstractionStarter]: For program point L197(lines 197 390) no Hoare annotation was computed. [2019-09-07 13:09:26,048 INFO L443 ceAbstractionStarter]: For program point L65(lines 65 390) no Hoare annotation was computed. [2019-09-07 13:09:26,048 INFO L443 ceAbstractionStarter]: For program point L363(lines 363 390) no Hoare annotation was computed. [2019-09-07 13:09:26,048 INFO L443 ceAbstractionStarter]: For program point L231(lines 231 390) no Hoare annotation was computed. [2019-09-07 13:09:26,048 INFO L443 ceAbstractionStarter]: For program point L165(lines 165 390) no Hoare annotation was computed. [2019-09-07 13:09:26,048 INFO L443 ceAbstractionStarter]: For program point L562-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:09:26,049 INFO L443 ceAbstractionStarter]: For program point L529-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:09:26,049 INFO L443 ceAbstractionStarter]: For program point L496-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:09:26,049 INFO L443 ceAbstractionStarter]: For program point L463-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:09:26,049 INFO L443 ceAbstractionStarter]: For program point L430-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:09:26,049 INFO L443 ceAbstractionStarter]: For program point L397-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:09:26,049 INFO L443 ceAbstractionStarter]: For program point L265(lines 265 390) no Hoare annotation was computed. [2019-09-07 13:09:26,049 INFO L443 ceAbstractionStarter]: For program point L563(line 563) no Hoare annotation was computed. [2019-09-07 13:09:26,049 INFO L443 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2019-09-07 13:09:26,049 INFO L443 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2019-09-07 13:09:26,050 INFO L443 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2019-09-07 13:09:26,050 INFO L443 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2019-09-07 13:09:26,050 INFO L443 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2019-09-07 13:09:26,050 INFO L443 ceAbstractionStarter]: For program point L365(lines 365 390) no Hoare annotation was computed. [2019-09-07 13:09:26,050 INFO L443 ceAbstractionStarter]: For program point L299(lines 299 390) no Hoare annotation was computed. [2019-09-07 13:09:26,050 INFO L443 ceAbstractionStarter]: For program point L35(lines 35 390) no Hoare annotation was computed. [2019-09-07 13:09:26,050 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-09-07 13:09:26,050 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a17~0 1) (= ~a12~0 8) (not (= 1 ~a7~0)) (= ~a21~0 1) (= ~a20~0 1) (= ~a16~0 5)) [2019-09-07 13:09:26,051 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-09-07 13:09:26,051 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-09-07 13:09:26,051 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 577 594) the Hoare annotation is: (or (not (= 1 |old(~a21~0)|)) (= 1 |old(~a7~0)|) (and (= ~a21~0 |old(~a21~0)|) (= ~a7~0 |old(~a7~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a20~0 |old(~a20~0)|) (= ~a16~0 5)) (not (= 1 |old(~a20~0)|)) (not (= 5 |old(~a16~0)|)) (not (= 8 ~a12~0)) (not (= 1 |old(~a17~0)|))) [2019-09-07 13:09:26,051 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 577 594) no Hoare annotation was computed. [2019-09-07 13:09:26,051 INFO L439 ceAbstractionStarter]: At program point L591(line 591) the Hoare annotation is: (let ((.cse8 (not (= 1 ~a7~0))) (.cse7 (= ~a21~0 |old(~a21~0)|)) (.cse0 (<= ~a21~0 0)) (.cse9 (= ~a20~0 1)) (.cse3 (not (= ~a16~0 6))) (.cse1 (<= ~a17~0 0)) (.cse2 (not (= ~a7~0 1))) (.cse4 (= ~a17~0 1)) (.cse5 (= ~a21~0 1)) (.cse6 (<= ~a20~0 0))) (or (not (= 1 |old(~a21~0)|)) (and .cse0 .cse1) (not (= 8 ~a12~0)) (= 1 |old(~a7~0)|) (not (= 1 |old(~a20~0)|)) (not (= 5 |old(~a16~0)|)) (and .cse2 .cse3 .cse4 .cse5) (and .cse2 .cse1 .cse5 .cse6) (and .cse7 (and .cse4 .cse8 .cse9)) (and .cse1 .cse5 (= ~a16~0 5)) (and .cse3 .cse1 .cse5 .cse6) (and (and .cse8 .cse9) .cse1 .cse7) (and .cse0 .cse3 .cse4) (not (= 1 |old(~a17~0)|)) (and (= 13 ~a8~0) (= ~a16~0 4) .cse4 .cse5 .cse9) (and .cse2 .cse3 .cse1 .cse5) (and .cse2 .cse4 .cse5 .cse6))) [2019-09-07 13:09:26,051 INFO L443 ceAbstractionStarter]: For program point L591-1(line 591) no Hoare annotation was computed. [2019-09-07 13:09:26,052 INFO L443 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2019-09-07 13:09:26,052 INFO L439 ceAbstractionStarter]: At program point L583-2(lines 583 593) the Hoare annotation is: (let ((.cse8 (not (= 1 ~a7~0))) (.cse7 (= ~a21~0 |old(~a21~0)|)) (.cse0 (<= ~a21~0 0)) (.cse9 (= ~a20~0 1)) (.cse3 (not (= ~a16~0 6))) (.cse1 (<= ~a17~0 0)) (.cse2 (not (= ~a7~0 1))) (.cse4 (= ~a17~0 1)) (.cse5 (= ~a21~0 1)) (.cse6 (<= ~a20~0 0))) (or (not (= 1 |old(~a21~0)|)) (and .cse0 .cse1) (not (= 8 ~a12~0)) (= 1 |old(~a7~0)|) (not (= 1 |old(~a20~0)|)) (not (= 5 |old(~a16~0)|)) (and .cse2 .cse3 .cse4 .cse5) (and .cse2 .cse1 .cse5 .cse6) (and .cse7 (and .cse4 .cse8 .cse9)) (and .cse1 .cse5 (= ~a16~0 5)) (and .cse3 .cse1 .cse5 .cse6) (and (and .cse8 .cse9) .cse1 .cse7) (and .cse0 .cse3 .cse4) (not (= 1 |old(~a17~0)|)) (and (= 13 ~a8~0) (= ~a16~0 4) .cse4 .cse5 .cse9) (and .cse2 .cse3 .cse1 .cse5) (and .cse2 .cse4 .cse5 .cse6))) [2019-09-07 13:09:26,052 INFO L443 ceAbstractionStarter]: For program point L583-3(lines 577 594) no Hoare annotation was computed. [2019-09-07 13:09:26,083 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.09 01:09:26 BoogieIcfgContainer [2019-09-07 13:09:26,084 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-07 13:09:26,089 INFO L168 Benchmark]: Toolchain (without parser) took 16645.61 ms. Allocated memory was 133.7 MB in the beginning and 531.1 MB in the end (delta: 397.4 MB). Free memory was 87.3 MB in the beginning and 199.9 MB in the end (delta: -112.6 MB). Peak memory consumption was 330.6 MB. Max. memory is 7.1 GB. [2019-09-07 13:09:26,091 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 133.7 MB. Free memory was 108.1 MB in the beginning and 107.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-07 13:09:26,092 INFO L168 Benchmark]: CACSL2BoogieTranslator took 837.23 ms. Allocated memory was 133.7 MB in the beginning and 203.4 MB in the end (delta: 69.7 MB). Free memory was 87.1 MB in the beginning and 167.1 MB in the end (delta: -80.0 MB). Peak memory consumption was 37.9 MB. Max. memory is 7.1 GB. [2019-09-07 13:09:26,095 INFO L168 Benchmark]: Boogie Preprocessor took 106.59 ms. Allocated memory is still 203.4 MB. Free memory was 167.1 MB in the beginning and 162.5 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. [2019-09-07 13:09:26,096 INFO L168 Benchmark]: RCFGBuilder took 1476.83 ms. Allocated memory was 203.4 MB in the beginning and 229.1 MB in the end (delta: 25.7 MB). Free memory was 162.5 MB in the beginning and 179.7 MB in the end (delta: -17.2 MB). Peak memory consumption was 88.7 MB. Max. memory is 7.1 GB. [2019-09-07 13:09:26,097 INFO L168 Benchmark]: TraceAbstraction took 14218.87 ms. Allocated memory was 229.1 MB in the beginning and 531.1 MB in the end (delta: 302.0 MB). Free memory was 179.7 MB in the beginning and 199.9 MB in the end (delta: -20.2 MB). Peak memory consumption was 327.6 MB. Max. memory is 7.1 GB. [2019-09-07 13:09:26,108 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 133.7 MB. Free memory was 108.1 MB in the beginning and 107.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 837.23 ms. Allocated memory was 133.7 MB in the beginning and 203.4 MB in the end (delta: 69.7 MB). Free memory was 87.1 MB in the beginning and 167.1 MB in the end (delta: -80.0 MB). Peak memory consumption was 37.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 106.59 ms. Allocated memory is still 203.4 MB. Free memory was 167.1 MB in the beginning and 162.5 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1476.83 ms. Allocated memory was 203.4 MB in the beginning and 229.1 MB in the end (delta: 25.7 MB). Free memory was 162.5 MB in the beginning and 179.7 MB in the end (delta: -17.2 MB). Peak memory consumption was 88.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 14218.87 ms. Allocated memory was 229.1 MB in the beginning and 531.1 MB in the end (delta: 302.0 MB). Free memory was 179.7 MB in the beginning and 199.9 MB in the end (delta: -20.2 MB). Peak memory consumption was 327.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 485]: 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: (((((((((((((((!(1 == \old(a21)) || (a21 <= 0 && a17 <= 0)) || !(8 == a12)) || 1 == \old(a7)) || !(1 == \old(a20))) || !(5 == \old(a16))) || (((!(a7 == 1) && !(a16 == 6)) && a17 == 1) && a21 == 1)) || (((!(a7 == 1) && a17 <= 0) && a21 == 1) && a20 <= 0)) || (a21 == \old(a21) && (a17 == 1 && !(1 == a7)) && a20 == 1)) || ((a17 <= 0 && a21 == 1) && a16 == 5)) || (((!(a16 == 6) && a17 <= 0) && a21 == 1) && a20 <= 0)) || (((!(1 == a7) && a20 == 1) && a17 <= 0) && a21 == \old(a21))) || ((a21 <= 0 && !(a16 == 6)) && a17 == 1)) || !(1 == \old(a17))) || ((((13 == a8 && a16 == 4) && a17 == 1) && a21 == 1) && a20 == 1)) || (((!(a7 == 1) && !(a16 == 6)) && a17 <= 0) && a21 == 1)) || (((!(a7 == 1) && a17 == 1) && a21 == 1) && a20 <= 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 207 locations, 1 error locations. SAFE Result, 14.0s OverallTime, 7 OverallIterations, 5 TraceHistogramMax, 8.6s AutomataDifference, 0.0s DeadEndRemovalTime, 2.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 267 SDtfs, 3702 SDslu, 420 SDs, 0 SdLazy, 5694 SolverSat, 1034 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 676 GetRequests, 603 SyntacticMatches, 3 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 281 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3352occurred in iteration=6, 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, 7 MinimizatonAttempts, 783 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 130 PreInvPairs, 268 NumberOfFragments, 816 HoareAnnotationTreeSize, 130 FomulaSimplifications, 9778 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 7 FomulaSimplificationsInter, 5547 FormulaSimplificationTreeSizeReductionInter, 2.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 1592 NumberOfCodeBlocks, 1592 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1582 ConstructedInterpolants, 0 QuantifiedInterpolants, 770746 SizeOfPredicates, 4 NumberOfNonLiveVariables, 1621 ConjunctsInSsa, 14 ConjunctsInUnsatCore, 10 InterpolantComputations, 5 PerfectInterpolantSequences, 790/873 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...