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/Problem10_label38.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-07 18:13:02,195 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-07 18:13:02,197 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-07 18:13:02,209 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-09-07 18:13:02,221 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-07 18:13:02,222 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-07 18:13:02,223 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-07 18:13:02,225 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-07 18:13:02,227 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-07 18:13:02,228 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-07 18:13:02,232 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-07 18:13:02,237 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-07 18:13:02,240 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-07 18:13:02,241 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-07 18:13:02,242 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-07 18:13:02,244 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-07 18:13:02,246 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-07 18:13:02,258 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-07 18:13:02,261 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-07 18:13:02,262 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-07 18:13:02,263 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 18:13:02,286 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-07 18:13:02,287 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-07 18:13:02,289 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-07 18:13:02,289 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-07 18:13:02,289 INFO L138 SettingsManager]: * Use SBE=true [2019-09-07 18:13:02,290 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-07 18:13:02,290 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-07 18:13:02,290 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-07 18:13:02,290 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-07 18:13:02,290 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-07 18:13:02,292 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-07 18:13:02,292 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-07 18:13:02,292 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-07 18:13:02,293 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-07 18:13:02,293 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-07 18:13:02,293 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-07 18:13:02,293 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-07 18:13:02,294 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-07 18:13:02,294 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-07 18:13:02,294 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-07 18:13:02,295 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-07 18:13:02,295 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-07 18:13:02,295 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-07 18:13:02,295 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-07 18:13:02,296 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-07 18:13:02,296 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-07 18:13:02,296 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-07 18:13:02,296 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-07 18:13:02,296 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-07 18:13:02,351 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-07 18:13:02,368 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-07 18:13:02,372 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-07 18:13:02,376 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-07 18:13:02,376 INFO L275 PluginConnector]: CDTParser initialized [2019-09-07 18:13:02,377 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem10_label38.c [2019-09-07 18:13:02,445 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8954e369/6b1bb690ea3043eda24230139cd79338/FLAGcf6434f61 [2019-09-07 18:13:02,997 INFO L306 CDTParser]: Found 1 translation units. [2019-09-07 18:13:02,998 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem10_label38.c [2019-09-07 18:13:03,009 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8954e369/6b1bb690ea3043eda24230139cd79338/FLAGcf6434f61 [2019-09-07 18:13:03,271 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8954e369/6b1bb690ea3043eda24230139cd79338 [2019-09-07 18:13:03,281 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-07 18:13:03,282 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-07 18:13:03,283 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-07 18:13:03,283 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-07 18:13:03,286 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-07 18:13:03,287 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.09 06:13:03" (1/1) ... [2019-09-07 18:13:03,290 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d522d19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 06:13:03, skipping insertion in model container [2019-09-07 18:13:03,290 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.09 06:13:03" (1/1) ... [2019-09-07 18:13:03,296 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-07 18:13:03,347 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-07 18:13:03,877 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-07 18:13:03,882 INFO L188 MainTranslator]: Completed pre-run [2019-09-07 18:13:04,053 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-07 18:13:04,079 INFO L192 MainTranslator]: Completed translation [2019-09-07 18:13:04,080 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 06:13:04 WrapperNode [2019-09-07 18:13:04,080 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-07 18:13:04,081 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-07 18:13:04,081 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-07 18:13:04,081 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-07 18:13:04,100 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 06:13:04" (1/1) ... [2019-09-07 18:13:04,100 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 06:13:04" (1/1) ... [2019-09-07 18:13:04,120 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 06:13:04" (1/1) ... [2019-09-07 18:13:04,121 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 06:13:04" (1/1) ... [2019-09-07 18:13:04,185 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 06:13:04" (1/1) ... [2019-09-07 18:13:04,212 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 06:13:04" (1/1) ... [2019-09-07 18:13:04,221 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 06:13:04" (1/1) ... [2019-09-07 18:13:04,231 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-07 18:13:04,231 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-07 18:13:04,231 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-07 18:13:04,232 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-07 18:13:04,233 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 06:13:04" (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 18:13:04,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-07 18:13:04,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-07 18:13:04,332 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-09-07 18:13:04,333 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-07 18:13:04,334 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-09-07 18:13:04,334 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-07 18:13:04,335 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-07 18:13:04,335 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-07 18:13:04,335 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-07 18:13:04,335 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-07 18:13:04,336 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-07 18:13:06,019 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-07 18:13:06,019 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-07 18:13:06,024 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.09 06:13:06 BoogieIcfgContainer [2019-09-07 18:13:06,024 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-07 18:13:06,028 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-07 18:13:06,028 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-07 18:13:06,035 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-07 18:13:06,036 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.09 06:13:03" (1/3) ... [2019-09-07 18:13:06,037 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43af9fe4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.09 06:13:06, skipping insertion in model container [2019-09-07 18:13:06,037 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 06:13:04" (2/3) ... [2019-09-07 18:13:06,038 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43af9fe4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.09 06:13:06, skipping insertion in model container [2019-09-07 18:13:06,038 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.09 06:13:06" (3/3) ... [2019-09-07 18:13:06,040 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem10_label38.c [2019-09-07 18:13:06,051 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-07 18:13:06,061 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-07 18:13:06,079 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-07 18:13:06,126 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-07 18:13:06,127 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-07 18:13:06,127 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-07 18:13:06,127 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-07 18:13:06,128 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-07 18:13:06,128 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-07 18:13:06,128 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-07 18:13:06,128 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-07 18:13:06,128 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-07 18:13:06,161 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states. [2019-09-07 18:13:06,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-09-07 18:13:06,172 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 18:13:06,173 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] [2019-09-07 18:13:06,175 INFO L418 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 18:13:06,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 18:13:06,181 INFO L82 PathProgramCache]: Analyzing trace with hash -1813043417, now seen corresponding path program 1 times [2019-09-07 18:13:06,183 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 18:13:06,184 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 18:13:06,226 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 18:13:06,227 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 18:13:06,227 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 18:13:06,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 18:13:06,494 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 18:13:06,496 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 18:13:06,497 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-07 18:13:06,501 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-07 18:13:06,516 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-07 18:13:06,517 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-07 18:13:06,519 INFO L87 Difference]: Start difference. First operand 215 states. Second operand 3 states. [2019-09-07 18:13:07,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 18:13:07,600 INFO L93 Difference]: Finished difference Result 571 states and 989 transitions. [2019-09-07 18:13:07,601 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-07 18:13:07,602 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 38 [2019-09-07 18:13:07,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 18:13:07,627 INFO L225 Difference]: With dead ends: 571 [2019-09-07 18:13:07,628 INFO L226 Difference]: Without dead ends: 294 [2019-09-07 18:13:07,638 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 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 18:13:07,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 294 states. [2019-09-07 18:13:07,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 294 to 294. [2019-09-07 18:13:07,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 294 states. [2019-09-07 18:13:07,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 294 states and 436 transitions. [2019-09-07 18:13:07,719 INFO L78 Accepts]: Start accepts. Automaton has 294 states and 436 transitions. Word has length 38 [2019-09-07 18:13:07,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 18:13:07,720 INFO L475 AbstractCegarLoop]: Abstraction has 294 states and 436 transitions. [2019-09-07 18:13:07,720 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-07 18:13:07,720 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 436 transitions. [2019-09-07 18:13:07,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2019-09-07 18:13:07,728 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 18:13:07,728 INFO L399 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-07 18:13:07,728 INFO L418 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 18:13:07,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 18:13:07,729 INFO L82 PathProgramCache]: Analyzing trace with hash -32611371, now seen corresponding path program 1 times [2019-09-07 18:13:07,732 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 18:13:07,732 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 18:13:07,734 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 18:13:07,734 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 18:13:07,734 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 18:13:07,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 18:13:07,982 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-09-07 18:13:07,982 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-07 18:13:07,982 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 18:13:07,999 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 18:13:08,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 18:13:08,066 INFO L256 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 4 conjunts are in the unsatisfiable core [2019-09-07 18:13:08,087 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-07 18:13:08,174 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 18:13:08,190 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-07 18:13:08,190 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2019-09-07 18:13:08,192 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-07 18:13:08,192 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-07 18:13:08,192 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-09-07 18:13:08,193 INFO L87 Difference]: Start difference. First operand 294 states and 436 transitions. Second operand 5 states. [2019-09-07 18:13:09,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 18:13:09,228 INFO L93 Difference]: Finished difference Result 741 states and 1129 transitions. [2019-09-07 18:13:09,229 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-07 18:13:09,229 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 125 [2019-09-07 18:13:09,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 18:13:09,231 INFO L225 Difference]: With dead ends: 741 [2019-09-07 18:13:09,231 INFO L226 Difference]: Without dead ends: 0 [2019-09-07 18:13:09,234 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-09-07 18:13:09,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-07 18:13:09,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-07 18:13:09,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-07 18:13:09,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-07 18:13:09,235 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 125 [2019-09-07 18:13:09,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 18:13:09,235 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-07 18:13:09,236 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-07 18:13:09,236 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-07 18:13:09,236 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-07 18:13:09,241 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-09-07 18:13:09,417 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-09-07 18:13:09,418 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~a19~0 |old(~a19~0)|) [2019-09-07 18:13:09,418 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-09-07 18:13:09,418 INFO L443 ceAbstractionStarter]: For program point L465(lines 465 572) no Hoare annotation was computed. [2019-09-07 18:13:09,418 INFO L443 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 100) no Hoare annotation was computed. [2019-09-07 18:13:09,418 INFO L443 ceAbstractionStarter]: For program point L201-1(lines 20 574) no Hoare annotation was computed. [2019-09-07 18:13:09,419 INFO L443 ceAbstractionStarter]: For program point L168-1(lines 20 574) no Hoare annotation was computed. [2019-09-07 18:13:09,419 INFO L443 ceAbstractionStarter]: For program point L135-1(lines 20 574) no Hoare annotation was computed. [2019-09-07 18:13:09,419 INFO L443 ceAbstractionStarter]: For program point L102-1(lines 20 574) no Hoare annotation was computed. [2019-09-07 18:13:09,419 INFO L443 ceAbstractionStarter]: For program point L69-1(lines 20 574) no Hoare annotation was computed. [2019-09-07 18:13:09,419 INFO L443 ceAbstractionStarter]: For program point L36-1(lines 20 574) no Hoare annotation was computed. [2019-09-07 18:13:09,419 INFO L443 ceAbstractionStarter]: For program point L499(lines 499 572) no Hoare annotation was computed. [2019-09-07 18:13:09,419 INFO L443 ceAbstractionStarter]: For program point L301(lines 301 572) no Hoare annotation was computed. [2019-09-07 18:13:09,420 INFO L443 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2019-09-07 18:13:09,420 INFO L443 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2019-09-07 18:13:09,420 INFO L443 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2019-09-07 18:13:09,420 INFO L443 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2019-09-07 18:13:09,420 INFO L443 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2019-09-07 18:13:09,420 INFO L443 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2019-09-07 18:13:09,420 INFO L443 ceAbstractionStarter]: For program point L335(lines 335 572) no Hoare annotation was computed. [2019-09-07 18:13:09,421 INFO L443 ceAbstractionStarter]: For program point L236(lines 236 572) no Hoare annotation was computed. [2019-09-07 18:13:09,421 INFO L443 ceAbstractionStarter]: For program point L534(lines 534 572) no Hoare annotation was computed. [2019-09-07 18:13:09,421 INFO L443 ceAbstractionStarter]: For program point L171-1(lines 20 574) no Hoare annotation was computed. [2019-09-07 18:13:09,421 INFO L443 ceAbstractionStarter]: For program point L138-1(lines 20 574) no Hoare annotation was computed. [2019-09-07 18:13:09,421 INFO L443 ceAbstractionStarter]: For program point L105-1(lines 20 574) no Hoare annotation was computed. [2019-09-07 18:13:09,421 INFO L443 ceAbstractionStarter]: For program point L72-1(lines 20 574) no Hoare annotation was computed. [2019-09-07 18:13:09,421 INFO L443 ceAbstractionStarter]: For program point L39-1(lines 20 574) no Hoare annotation was computed. [2019-09-07 18:13:09,422 INFO L443 ceAbstractionStarter]: For program point L436(lines 436 572) no Hoare annotation was computed. [2019-09-07 18:13:09,422 INFO L443 ceAbstractionStarter]: For program point L403(lines 403 572) no Hoare annotation was computed. [2019-09-07 18:13:09,422 INFO L443 ceAbstractionStarter]: For program point L370(lines 370 572) no Hoare annotation was computed. [2019-09-07 18:13:09,422 INFO L443 ceAbstractionStarter]: For program point L271(lines 271 572) no Hoare annotation was computed. [2019-09-07 18:13:09,422 INFO L443 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2019-09-07 18:13:09,422 INFO L443 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2019-09-07 18:13:09,422 INFO L443 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2019-09-07 18:13:09,423 INFO L443 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2019-09-07 18:13:09,423 INFO L443 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2019-09-07 18:13:09,423 INFO L443 ceAbstractionStarter]: For program point L569(lines 569 572) no Hoare annotation was computed. [2019-09-07 18:13:09,423 INFO L443 ceAbstractionStarter]: For program point L239(lines 239 572) no Hoare annotation was computed. [2019-09-07 18:13:09,423 INFO L443 ceAbstractionStarter]: For program point L504(lines 504 572) no Hoare annotation was computed. [2019-09-07 18:13:09,423 INFO L443 ceAbstractionStarter]: For program point L471(lines 471 572) no Hoare annotation was computed. [2019-09-07 18:13:09,423 INFO L443 ceAbstractionStarter]: For program point L306(lines 306 572) no Hoare annotation was computed. [2019-09-07 18:13:09,423 INFO L443 ceAbstractionStarter]: For program point L174-1(lines 20 574) no Hoare annotation was computed. [2019-09-07 18:13:09,424 INFO L443 ceAbstractionStarter]: For program point L141-1(lines 20 574) no Hoare annotation was computed. [2019-09-07 18:13:09,424 INFO L443 ceAbstractionStarter]: For program point L108-1(lines 20 574) no Hoare annotation was computed. [2019-09-07 18:13:09,424 INFO L443 ceAbstractionStarter]: For program point L75-1(lines 20 574) no Hoare annotation was computed. [2019-09-07 18:13:09,424 INFO L443 ceAbstractionStarter]: For program point L42-1(lines 20 574) no Hoare annotation was computed. [2019-09-07 18:13:09,424 INFO L443 ceAbstractionStarter]: For program point L340(lines 340 572) no Hoare annotation was computed. [2019-09-07 18:13:09,424 INFO L443 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2019-09-07 18:13:09,424 INFO L443 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2019-09-07 18:13:09,425 INFO L443 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2019-09-07 18:13:09,425 INFO L443 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2019-09-07 18:13:09,425 INFO L443 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2019-09-07 18:13:09,425 INFO L443 ceAbstractionStarter]: For program point L540(lines 540 572) no Hoare annotation was computed. [2019-09-07 18:13:09,425 INFO L443 ceAbstractionStarter]: For program point L408(lines 408 572) no Hoare annotation was computed. [2019-09-07 18:13:09,425 INFO L443 ceAbstractionStarter]: For program point L375(lines 375 572) no Hoare annotation was computed. [2019-09-07 18:13:09,425 INFO L443 ceAbstractionStarter]: For program point L210(lines 210 572) no Hoare annotation was computed. [2019-09-07 18:13:09,425 INFO L443 ceAbstractionStarter]: For program point L177-1(lines 20 574) no Hoare annotation was computed. [2019-09-07 18:13:09,426 INFO L443 ceAbstractionStarter]: For program point L144-1(lines 20 574) no Hoare annotation was computed. [2019-09-07 18:13:09,426 INFO L443 ceAbstractionStarter]: For program point L111-1(lines 20 574) no Hoare annotation was computed. [2019-09-07 18:13:09,426 INFO L443 ceAbstractionStarter]: For program point L78-1(lines 20 574) no Hoare annotation was computed. [2019-09-07 18:13:09,426 INFO L443 ceAbstractionStarter]: For program point L45-1(lines 20 574) no Hoare annotation was computed. [2019-09-07 18:13:09,426 INFO L443 ceAbstractionStarter]: For program point L442(lines 442 572) no Hoare annotation was computed. [2019-09-07 18:13:09,426 INFO L443 ceAbstractionStarter]: For program point L277(lines 277 572) no Hoare annotation was computed. [2019-09-07 18:13:09,426 INFO L443 ceAbstractionStarter]: For program point L244(lines 244 572) no Hoare annotation was computed. [2019-09-07 18:13:09,426 INFO L443 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2019-09-07 18:13:09,426 INFO L443 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2019-09-07 18:13:09,426 INFO L443 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2019-09-07 18:13:09,427 INFO L443 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2019-09-07 18:13:09,427 INFO L443 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2019-09-07 18:13:09,427 INFO L443 ceAbstractionStarter]: For program point L509(lines 509 572) no Hoare annotation was computed. [2019-09-07 18:13:09,427 INFO L443 ceAbstractionStarter]: For program point L476(lines 476 572) no Hoare annotation was computed. [2019-09-07 18:13:09,427 INFO L443 ceAbstractionStarter]: For program point L378(lines 378 572) no Hoare annotation was computed. [2019-09-07 18:13:09,427 INFO L443 ceAbstractionStarter]: For program point L345(lines 345 572) no Hoare annotation was computed. [2019-09-07 18:13:09,427 INFO L443 ceAbstractionStarter]: For program point L312(lines 312 572) no Hoare annotation was computed. [2019-09-07 18:13:09,427 INFO L443 ceAbstractionStarter]: For program point L180-1(lines 20 574) no Hoare annotation was computed. [2019-09-07 18:13:09,427 INFO L443 ceAbstractionStarter]: For program point L147-1(lines 20 574) no Hoare annotation was computed. [2019-09-07 18:13:09,428 INFO L443 ceAbstractionStarter]: For program point L114-1(lines 20 574) no Hoare annotation was computed. [2019-09-07 18:13:09,428 INFO L443 ceAbstractionStarter]: For program point L81-1(lines 20 574) no Hoare annotation was computed. [2019-09-07 18:13:09,428 INFO L443 ceAbstractionStarter]: For program point L48-1(lines 20 574) no Hoare annotation was computed. [2019-09-07 18:13:09,428 INFO L443 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2019-09-07 18:13:09,428 INFO L443 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2019-09-07 18:13:09,428 INFO L443 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2019-09-07 18:13:09,428 INFO L443 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2019-09-07 18:13:09,428 INFO L443 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2019-09-07 18:13:09,428 INFO L443 ceAbstractionStarter]: For program point L545(lines 545 572) no Hoare annotation was computed. [2019-09-07 18:13:09,428 INFO L443 ceAbstractionStarter]: For program point L215(lines 215 572) no Hoare annotation was computed. [2019-09-07 18:13:09,428 INFO L443 ceAbstractionStarter]: For program point L414(lines 414 572) no Hoare annotation was computed. [2019-09-07 18:13:09,429 INFO L443 ceAbstractionStarter]: For program point L249(lines 249 572) no Hoare annotation was computed. [2019-09-07 18:13:09,429 INFO L443 ceAbstractionStarter]: For program point L183-1(lines 20 574) no Hoare annotation was computed. [2019-09-07 18:13:09,429 INFO L443 ceAbstractionStarter]: For program point L150-1(lines 20 574) no Hoare annotation was computed. [2019-09-07 18:13:09,429 INFO L443 ceAbstractionStarter]: For program point L117-1(lines 20 574) no Hoare annotation was computed. [2019-09-07 18:13:09,429 INFO L443 ceAbstractionStarter]: For program point L84-1(lines 20 574) no Hoare annotation was computed. [2019-09-07 18:13:09,429 INFO L443 ceAbstractionStarter]: For program point L51-1(lines 20 574) no Hoare annotation was computed. [2019-09-07 18:13:09,429 INFO L443 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 20 574) no Hoare annotation was computed. [2019-09-07 18:13:09,429 INFO L443 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 20 574) no Hoare annotation was computed. [2019-09-07 18:13:09,429 INFO L443 ceAbstractionStarter]: For program point L514(lines 514 572) no Hoare annotation was computed. [2019-09-07 18:13:09,430 INFO L443 ceAbstractionStarter]: For program point L481(lines 481 572) no Hoare annotation was computed. [2019-09-07 18:13:09,430 INFO L443 ceAbstractionStarter]: For program point L448(lines 448 572) no Hoare annotation was computed. [2019-09-07 18:13:09,430 INFO L443 ceAbstractionStarter]: For program point L283(lines 283 572) no Hoare annotation was computed. [2019-09-07 18:13:09,430 INFO L443 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2019-09-07 18:13:09,430 INFO L443 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2019-09-07 18:13:09,430 INFO L443 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2019-09-07 18:13:09,430 INFO L443 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2019-09-07 18:13:09,430 INFO L443 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2019-09-07 18:13:09,430 INFO L443 ceAbstractionStarter]: For program point L548(lines 548 572) no Hoare annotation was computed. [2019-09-07 18:13:09,431 INFO L443 ceAbstractionStarter]: For program point L383(lines 383 572) no Hoare annotation was computed. [2019-09-07 18:13:09,431 INFO L443 ceAbstractionStarter]: For program point L317(lines 317 572) no Hoare annotation was computed. [2019-09-07 18:13:09,431 INFO L443 ceAbstractionStarter]: For program point L351(lines 351 572) no Hoare annotation was computed. [2019-09-07 18:13:09,431 INFO L443 ceAbstractionStarter]: For program point L186-1(lines 20 574) no Hoare annotation was computed. [2019-09-07 18:13:09,431 INFO L443 ceAbstractionStarter]: For program point L153-1(lines 20 574) no Hoare annotation was computed. [2019-09-07 18:13:09,431 INFO L443 ceAbstractionStarter]: For program point L120-1(lines 20 574) no Hoare annotation was computed. [2019-09-07 18:13:09,431 INFO L443 ceAbstractionStarter]: For program point L87-1(lines 20 574) no Hoare annotation was computed. [2019-09-07 18:13:09,431 INFO L443 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2019-09-07 18:13:09,432 INFO L443 ceAbstractionStarter]: For program point L54-1(lines 20 574) no Hoare annotation was computed. [2019-09-07 18:13:09,432 INFO L443 ceAbstractionStarter]: For program point L21-2(lines 20 574) no Hoare annotation was computed. [2019-09-07 18:13:09,432 INFO L443 ceAbstractionStarter]: For program point L517(lines 517 572) no Hoare annotation was computed. [2019-09-07 18:13:09,432 INFO L443 ceAbstractionStarter]: For program point L286(lines 286 572) no Hoare annotation was computed. [2019-09-07 18:13:09,432 INFO L443 ceAbstractionStarter]: For program point L220(lines 220 572) no Hoare annotation was computed. [2019-09-07 18:13:09,432 INFO L443 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2019-09-07 18:13:09,432 INFO L443 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2019-09-07 18:13:09,432 INFO L443 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2019-09-07 18:13:09,432 INFO L443 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2019-09-07 18:13:09,432 INFO L443 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2019-09-07 18:13:09,432 INFO L443 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2019-09-07 18:13:09,432 INFO L443 ceAbstractionStarter]: For program point L419(lines 419 572) no Hoare annotation was computed. [2019-09-07 18:13:09,433 INFO L443 ceAbstractionStarter]: For program point L320(lines 320 572) no Hoare annotation was computed. [2019-09-07 18:13:09,433 INFO L443 ceAbstractionStarter]: For program point L254(lines 254 572) no Hoare annotation was computed. [2019-09-07 18:13:09,433 INFO L443 ceAbstractionStarter]: For program point L354(lines 354 572) no Hoare annotation was computed. [2019-09-07 18:13:09,433 INFO L443 ceAbstractionStarter]: For program point L189-1(lines 20 574) no Hoare annotation was computed. [2019-09-07 18:13:09,433 INFO L443 ceAbstractionStarter]: For program point L156-1(lines 20 574) no Hoare annotation was computed. [2019-09-07 18:13:09,433 INFO L443 ceAbstractionStarter]: For program point L123-1(lines 20 574) no Hoare annotation was computed. [2019-09-07 18:13:09,433 INFO L443 ceAbstractionStarter]: For program point L90-1(lines 20 574) no Hoare annotation was computed. [2019-09-07 18:13:09,433 INFO L443 ceAbstractionStarter]: For program point L57-1(lines 20 574) no Hoare annotation was computed. [2019-09-07 18:13:09,433 INFO L443 ceAbstractionStarter]: For program point L24-1(lines 20 574) no Hoare annotation was computed. [2019-09-07 18:13:09,433 INFO L443 ceAbstractionStarter]: For program point L487(lines 487 572) no Hoare annotation was computed. [2019-09-07 18:13:09,433 INFO L443 ceAbstractionStarter]: For program point L454(lines 454 572) no Hoare annotation was computed. [2019-09-07 18:13:09,433 INFO L443 ceAbstractionStarter]: For program point L388(lines 388 572) no Hoare annotation was computed. [2019-09-07 18:13:09,434 INFO L443 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2019-09-07 18:13:09,434 INFO L443 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2019-09-07 18:13:09,434 INFO L443 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2019-09-07 18:13:09,434 INFO L443 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2019-09-07 18:13:09,434 INFO L443 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2019-09-07 18:13:09,434 INFO L443 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2019-09-07 18:13:09,434 INFO L443 ceAbstractionStarter]: For program point L554(lines 554 572) no Hoare annotation was computed. [2019-09-07 18:13:09,434 INFO L443 ceAbstractionStarter]: For program point L323(lines 323 572) no Hoare annotation was computed. [2019-09-07 18:13:09,434 INFO L439 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 20 574) the Hoare annotation is: (let ((.cse0 (= ~a19~0 |old(~a19~0)|))) (and (or (= 4 |old(~a10~0)|) (and .cse0 (not (= ~a10~0 4)))) (or (= 7 |old(~a19~0)|) .cse0))) [2019-09-07 18:13:09,434 INFO L443 ceAbstractionStarter]: For program point L357(lines 357 572) no Hoare annotation was computed. [2019-09-07 18:13:09,435 INFO L443 ceAbstractionStarter]: For program point L291(lines 291 572) no Hoare annotation was computed. [2019-09-07 18:13:09,435 INFO L443 ceAbstractionStarter]: For program point L225(lines 225 572) no Hoare annotation was computed. [2019-09-07 18:13:09,435 INFO L443 ceAbstractionStarter]: For program point L192-1(lines 20 574) no Hoare annotation was computed. [2019-09-07 18:13:09,435 INFO L443 ceAbstractionStarter]: For program point L159-1(lines 20 574) no Hoare annotation was computed. [2019-09-07 18:13:09,435 INFO L443 ceAbstractionStarter]: For program point L126-1(lines 20 574) no Hoare annotation was computed. [2019-09-07 18:13:09,435 INFO L443 ceAbstractionStarter]: For program point L93-1(lines 20 574) no Hoare annotation was computed. [2019-09-07 18:13:09,435 INFO L443 ceAbstractionStarter]: For program point L60-1(lines 20 574) no Hoare annotation was computed. [2019-09-07 18:13:09,435 INFO L443 ceAbstractionStarter]: For program point L27-1(lines 20 574) no Hoare annotation was computed. [2019-09-07 18:13:09,436 INFO L443 ceAbstractionStarter]: For program point L523(lines 523 572) no Hoare annotation was computed. [2019-09-07 18:13:09,436 INFO L443 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2019-09-07 18:13:09,436 INFO L443 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2019-09-07 18:13:09,436 INFO L443 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2019-09-07 18:13:09,436 INFO L443 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2019-09-07 18:13:09,436 INFO L443 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2019-09-07 18:13:09,436 INFO L443 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2019-09-07 18:13:09,436 INFO L443 ceAbstractionStarter]: For program point L557(lines 557 572) no Hoare annotation was computed. [2019-09-07 18:13:09,437 INFO L443 ceAbstractionStarter]: For program point L425(lines 425 572) no Hoare annotation was computed. [2019-09-07 18:13:09,437 INFO L443 ceAbstractionStarter]: For program point L326(lines 326 572) no Hoare annotation was computed. [2019-09-07 18:13:09,437 INFO L443 ceAbstractionStarter]: For program point L260(lines 260 572) no Hoare annotation was computed. [2019-09-07 18:13:09,437 INFO L443 ceAbstractionStarter]: For program point L393(lines 393 572) no Hoare annotation was computed. [2019-09-07 18:13:09,437 INFO L443 ceAbstractionStarter]: For program point L360(lines 360 572) no Hoare annotation was computed. [2019-09-07 18:13:09,437 INFO L443 ceAbstractionStarter]: For program point L195-1(lines 20 574) no Hoare annotation was computed. [2019-09-07 18:13:09,437 INFO L443 ceAbstractionStarter]: For program point L162-1(lines 20 574) no Hoare annotation was computed. [2019-09-07 18:13:09,437 INFO L443 ceAbstractionStarter]: For program point L129-1(lines 20 574) no Hoare annotation was computed. [2019-09-07 18:13:09,438 INFO L443 ceAbstractionStarter]: For program point L96-1(lines 20 574) no Hoare annotation was computed. [2019-09-07 18:13:09,438 INFO L443 ceAbstractionStarter]: For program point L63-1(lines 20 574) no Hoare annotation was computed. [2019-09-07 18:13:09,438 INFO L443 ceAbstractionStarter]: For program point L30-1(lines 20 574) no Hoare annotation was computed. [2019-09-07 18:13:09,438 INFO L443 ceAbstractionStarter]: For program point L526(lines 526 572) no Hoare annotation was computed. [2019-09-07 18:13:09,438 INFO L443 ceAbstractionStarter]: For program point L493(lines 493 572) no Hoare annotation was computed. [2019-09-07 18:13:09,438 INFO L443 ceAbstractionStarter]: For program point L460(lines 460 572) no Hoare annotation was computed. [2019-09-07 18:13:09,438 INFO L443 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2019-09-07 18:13:09,438 INFO L443 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2019-09-07 18:13:09,439 INFO L443 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2019-09-07 18:13:09,439 INFO L443 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2019-09-07 18:13:09,439 INFO L443 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2019-09-07 18:13:09,439 INFO L443 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2019-09-07 18:13:09,439 INFO L443 ceAbstractionStarter]: For program point L329(lines 329 572) no Hoare annotation was computed. [2019-09-07 18:13:09,439 INFO L443 ceAbstractionStarter]: For program point L296(lines 296 572) no Hoare annotation was computed. [2019-09-07 18:13:09,439 INFO L443 ceAbstractionStarter]: For program point L231(lines 231 572) no Hoare annotation was computed. [2019-09-07 18:13:09,439 INFO L443 ceAbstractionStarter]: For program point L198-1(lines 20 574) no Hoare annotation was computed. [2019-09-07 18:13:09,440 INFO L443 ceAbstractionStarter]: For program point L165-1(lines 20 574) no Hoare annotation was computed. [2019-09-07 18:13:09,440 INFO L443 ceAbstractionStarter]: For program point L132-1(lines 20 574) no Hoare annotation was computed. [2019-09-07 18:13:09,440 INFO L443 ceAbstractionStarter]: For program point L99-1(lines 20 574) no Hoare annotation was computed. [2019-09-07 18:13:09,440 INFO L443 ceAbstractionStarter]: For program point L66-1(lines 20 574) no Hoare annotation was computed. [2019-09-07 18:13:09,440 INFO L443 ceAbstractionStarter]: For program point L33-1(lines 20 574) no Hoare annotation was computed. [2019-09-07 18:13:09,440 INFO L443 ceAbstractionStarter]: For program point L529(lines 529 572) no Hoare annotation was computed. [2019-09-07 18:13:09,440 INFO L443 ceAbstractionStarter]: For program point L430(lines 430 572) no Hoare annotation was computed. [2019-09-07 18:13:09,440 INFO L443 ceAbstractionStarter]: For program point L265(lines 265 572) no Hoare annotation was computed. [2019-09-07 18:13:09,441 INFO L443 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2019-09-07 18:13:09,441 INFO L443 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2019-09-07 18:13:09,441 INFO L443 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2019-09-07 18:13:09,441 INFO L443 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2019-09-07 18:13:09,441 INFO L443 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2019-09-07 18:13:09,441 INFO L443 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2019-09-07 18:13:09,441 INFO L443 ceAbstractionStarter]: For program point L563(lines 563 572) no Hoare annotation was computed. [2019-09-07 18:13:09,442 INFO L443 ceAbstractionStarter]: For program point L398(lines 398 572) no Hoare annotation was computed. [2019-09-07 18:13:09,442 INFO L443 ceAbstractionStarter]: For program point L365(lines 365 572) no Hoare annotation was computed. [2019-09-07 18:13:09,442 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-09-07 18:13:09,442 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a10~0 4)) (<= 9 ~a19~0)) [2019-09-07 18:13:09,442 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-09-07 18:13:09,442 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-09-07 18:13:09,442 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 576 592) the Hoare annotation is: (or (and (= ~a19~0 |old(~a19~0)|) (not (= ~a10~0 4))) (= 4 |old(~a10~0)|) (not (<= 9 |old(~a19~0)|))) [2019-09-07 18:13:09,443 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 576 592) no Hoare annotation was computed. [2019-09-07 18:13:09,443 INFO L439 ceAbstractionStarter]: At program point L590(line 590) the Hoare annotation is: (or (= 4 |old(~a10~0)|) (not (= ~a19~0 7)) (not (= ~a10~0 4)) (not (<= 9 |old(~a19~0)|))) [2019-09-07 18:13:09,443 INFO L443 ceAbstractionStarter]: For program point L590-1(line 590) no Hoare annotation was computed. [2019-09-07 18:13:09,443 INFO L443 ceAbstractionStarter]: For program point L587(line 587) no Hoare annotation was computed. [2019-09-07 18:13:09,443 INFO L439 ceAbstractionStarter]: At program point L582-2(lines 582 591) the Hoare annotation is: (or (= 4 |old(~a10~0)|) (not (= ~a19~0 7)) (not (= ~a10~0 4)) (not (<= 9 |old(~a19~0)|))) [2019-09-07 18:13:09,443 INFO L443 ceAbstractionStarter]: For program point L582-3(lines 576 592) no Hoare annotation was computed. [2019-09-07 18:13:09,464 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.09 06:13:09 BoogieIcfgContainer [2019-09-07 18:13:09,464 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-07 18:13:09,467 INFO L168 Benchmark]: Toolchain (without parser) took 6183.87 ms. Allocated memory was 134.7 MB in the beginning and 307.8 MB in the end (delta: 173.0 MB). Free memory was 89.4 MB in the beginning and 262.1 MB in the end (delta: -172.7 MB). Peak memory consumption was 131.4 MB. Max. memory is 7.1 GB. [2019-09-07 18:13:09,468 INFO L168 Benchmark]: CDTParser took 0.44 ms. Allocated memory is still 134.7 MB. Free memory was 109.2 MB in the beginning and 109.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-07 18:13:09,469 INFO L168 Benchmark]: CACSL2BoogieTranslator took 797.93 ms. Allocated memory was 134.7 MB in the beginning and 202.9 MB in the end (delta: 68.2 MB). Free memory was 89.2 MB in the beginning and 161.5 MB in the end (delta: -72.3 MB). Peak memory consumption was 31.6 MB. Max. memory is 7.1 GB. [2019-09-07 18:13:09,470 INFO L168 Benchmark]: Boogie Preprocessor took 150.05 ms. Allocated memory is still 202.9 MB. Free memory was 161.5 MB in the beginning and 157.0 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2019-09-07 18:13:09,471 INFO L168 Benchmark]: RCFGBuilder took 1792.93 ms. Allocated memory was 202.9 MB in the beginning and 230.7 MB in the end (delta: 27.8 MB). Free memory was 157.0 MB in the beginning and 174.8 MB in the end (delta: -17.7 MB). Peak memory consumption was 81.6 MB. Max. memory is 7.1 GB. [2019-09-07 18:13:09,472 INFO L168 Benchmark]: TraceAbstraction took 3436.28 ms. Allocated memory was 230.7 MB in the beginning and 307.8 MB in the end (delta: 77.1 MB). Free memory was 174.8 MB in the beginning and 262.1 MB in the end (delta: -87.4 MB). Peak memory consumption was 120.8 MB. Max. memory is 7.1 GB. [2019-09-07 18:13:09,476 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 ms. Allocated memory is still 134.7 MB. Free memory was 109.2 MB in the beginning and 109.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 797.93 ms. Allocated memory was 134.7 MB in the beginning and 202.9 MB in the end (delta: 68.2 MB). Free memory was 89.2 MB in the beginning and 161.5 MB in the end (delta: -72.3 MB). Peak memory consumption was 31.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 150.05 ms. Allocated memory is still 202.9 MB. Free memory was 161.5 MB in the beginning and 157.0 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1792.93 ms. Allocated memory was 202.9 MB in the beginning and 230.7 MB in the end (delta: 27.8 MB). Free memory was 157.0 MB in the beginning and 174.8 MB in the end (delta: -17.7 MB). Peak memory consumption was 81.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3436.28 ms. Allocated memory was 230.7 MB in the beginning and 307.8 MB in the end (delta: 77.1 MB). Free memory was 174.8 MB in the beginning and 262.1 MB in the end (delta: -87.4 MB). Peak memory consumption was 120.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 100]: 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: 582]: Loop Invariant Derived loop invariant: ((4 == \old(a10) || !(a19 == 7)) || !(a10 == 4)) || !(9 <= \old(a19)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 215 locations, 1 error locations. SAFE Result, 3.3s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 2.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 55 SDtfs, 750 SDslu, 37 SDs, 0 SdLazy, 967 SolverSat, 338 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 140 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=294occurred in iteration=1, 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: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 14 PreInvPairs, 28 NumberOfFragments, 80 HoareAnnotationTreeSize, 14 FomulaSimplifications, 70 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 64 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 288 NumberOfCodeBlocks, 288 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 285 ConstructedInterpolants, 0 QuantifiedInterpolants, 79530 SizeOfPredicates, 2 NumberOfNonLiveVariables, 259 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 3 InterpolantComputations, 2 PerfectInterpolantSequences, 34/62 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...