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_label45.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-07 13:09:56,194 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-07 13:09:56,196 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-07 13:09:56,209 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-09-07 13:09:56,219 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-07 13:09:56,220 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-07 13:09:56,221 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-07 13:09:56,222 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-07 13:09:56,223 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-07 13:09:56,224 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-07 13:09:56,225 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-07 13:09:56,227 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-07 13:09:56,228 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-07 13:09:56,229 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-07 13:09:56,230 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-07 13:09:56,231 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-07 13:09:56,233 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-07 13:09:56,240 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-07 13:09:56,241 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-07 13:09:56,242 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-07 13:09:56,243 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 13:09:56,257 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-07 13:09:56,257 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-07 13:09:56,259 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-07 13:09:56,259 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-07 13:09:56,259 INFO L138 SettingsManager]: * Use SBE=true [2019-09-07 13:09:56,259 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-07 13:09:56,260 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-07 13:09:56,260 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-07 13:09:56,260 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-07 13:09:56,260 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-07 13:09:56,260 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-07 13:09:56,261 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-07 13:09:56,261 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-07 13:09:56,261 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-07 13:09:56,261 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-07 13:09:56,261 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-07 13:09:56,261 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-07 13:09:56,262 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-07 13:09:56,262 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-07 13:09:56,262 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-07 13:09:56,262 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-07 13:09:56,263 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-07 13:09:56,263 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-07 13:09:56,263 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-07 13:09:56,263 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-07 13:09:56,263 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-07 13:09:56,264 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-07 13:09:56,264 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-07 13:09:56,264 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-07 13:09:56,293 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-07 13:09:56,307 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-07 13:09:56,310 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-07 13:09:56,312 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-07 13:09:56,312 INFO L275 PluginConnector]: CDTParser initialized [2019-09-07 13:09:56,313 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem01_label45.c [2019-09-07 13:09:56,398 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/684530fbc/0a84d44e0fa1470697f3174cee577ad2/FLAG2142b7bc8 [2019-09-07 13:09:57,035 INFO L306 CDTParser]: Found 1 translation units. [2019-09-07 13:09:57,036 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem01_label45.c [2019-09-07 13:09:57,057 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/684530fbc/0a84d44e0fa1470697f3174cee577ad2/FLAG2142b7bc8 [2019-09-07 13:09:57,258 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/684530fbc/0a84d44e0fa1470697f3174cee577ad2 [2019-09-07 13:09:57,272 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-07 13:09:57,273 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-07 13:09:57,274 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-07 13:09:57,274 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-07 13:09:57,277 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-07 13:09:57,278 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.09 01:09:57" (1/1) ... [2019-09-07 13:09:57,281 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bf494db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:09:57, skipping insertion in model container [2019-09-07 13:09:57,282 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.09 01:09:57" (1/1) ... [2019-09-07 13:09:57,290 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-07 13:09:57,344 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-07 13:09:57,872 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-07 13:09:57,878 INFO L188 MainTranslator]: Completed pre-run [2019-09-07 13:09:57,985 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-07 13:09:58,006 INFO L192 MainTranslator]: Completed translation [2019-09-07 13:09:58,007 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:09:58 WrapperNode [2019-09-07 13:09:58,007 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-07 13:09:58,008 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-07 13:09:58,008 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-07 13:09:58,008 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-07 13:09:58,024 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:09:58" (1/1) ... [2019-09-07 13:09:58,024 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:09:58" (1/1) ... [2019-09-07 13:09:58,059 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:09:58" (1/1) ... [2019-09-07 13:09:58,060 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:09:58" (1/1) ... [2019-09-07 13:09:58,101 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:09:58" (1/1) ... [2019-09-07 13:09:58,115 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:09:58" (1/1) ... [2019-09-07 13:09:58,120 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:09:58" (1/1) ... [2019-09-07 13:09:58,127 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-07 13:09:58,127 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-07 13:09:58,128 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-07 13:09:58,128 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-07 13:09:58,129 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:09:58" (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 13:09:58,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-07 13:09:58,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-07 13:09:58,182 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-09-07 13:09:58,182 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-07 13:09:58,182 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-09-07 13:09:58,182 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-07 13:09:58,183 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-07 13:09:58,183 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-07 13:09:58,183 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-07 13:09:58,183 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-07 13:09:58,183 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-07 13:09:59,384 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-07 13:09:59,384 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-07 13:09:59,386 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.09 01:09:59 BoogieIcfgContainer [2019-09-07 13:09:59,386 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-07 13:09:59,387 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-07 13:09:59,388 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-07 13:09:59,391 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-07 13:09:59,392 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.09 01:09:57" (1/3) ... [2019-09-07 13:09:59,393 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@641d288a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.09 01:09:59, skipping insertion in model container [2019-09-07 13:09:59,394 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:09:58" (2/3) ... [2019-09-07 13:09:59,394 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@641d288a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.09 01:09:59, skipping insertion in model container [2019-09-07 13:09:59,394 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.09 01:09:59" (3/3) ... [2019-09-07 13:09:59,404 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem01_label45.c [2019-09-07 13:09:59,416 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-07 13:09:59,427 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-07 13:09:59,445 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-07 13:09:59,485 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-07 13:09:59,486 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-07 13:09:59,486 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-07 13:09:59,487 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-07 13:09:59,487 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-07 13:09:59,487 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-07 13:09:59,487 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-07 13:09:59,487 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-07 13:09:59,488 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-07 13:09:59,526 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states. [2019-09-07 13:09:59,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2019-09-07 13:09:59,539 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:09:59,540 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-07 13:09:59,542 INFO L418 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:09:59,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:09:59,547 INFO L82 PathProgramCache]: Analyzing trace with hash 700982975, now seen corresponding path program 1 times [2019-09-07 13:09:59,548 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:09:59,549 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:09:59,589 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:09:59,589 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:09:59,590 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:09:59,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:10:00,007 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 13:10:00,010 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:10:00,011 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-07 13:10:00,016 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-07 13:10:00,031 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-07 13:10:00,032 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-07 13:10:00,034 INFO L87 Difference]: Start difference. First operand 207 states. Second operand 3 states. [2019-09-07 13:10:00,942 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:10:00,942 INFO L93 Difference]: Finished difference Result 547 states and 938 transitions. [2019-09-07 13:10:00,943 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-07 13:10:00,944 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 123 [2019-09-07 13:10:00,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:10:00,962 INFO L225 Difference]: With dead ends: 547 [2019-09-07 13:10:00,962 INFO L226 Difference]: Without dead ends: 278 [2019-09-07 13:10:00,969 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 13:10:00,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2019-09-07 13:10:01,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 278. [2019-09-07 13:10:01,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 278 states. [2019-09-07 13:10:01,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 278 states and 394 transitions. [2019-09-07 13:10:01,041 INFO L78 Accepts]: Start accepts. Automaton has 278 states and 394 transitions. Word has length 123 [2019-09-07 13:10:01,042 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:10:01,042 INFO L475 AbstractCegarLoop]: Abstraction has 278 states and 394 transitions. [2019-09-07 13:10:01,042 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-07 13:10:01,043 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 394 transitions. [2019-09-07 13:10:01,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2019-09-07 13:10:01,047 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:10:01,048 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-07 13:10:01,048 INFO L418 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:10:01,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:10:01,049 INFO L82 PathProgramCache]: Analyzing trace with hash 538208968, now seen corresponding path program 1 times [2019-09-07 13:10:01,049 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:10:01,049 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:10:01,050 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:10:01,050 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:10:01,051 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:10:01,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:10:01,166 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 13:10:01,167 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:10:01,167 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-07 13:10:01,169 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-07 13:10:01,169 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-07 13:10:01,170 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2019-09-07 13:10:01,170 INFO L87 Difference]: Start difference. First operand 278 states and 394 transitions. Second operand 6 states. [2019-09-07 13:10:01,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:10:01,954 INFO L93 Difference]: Finished difference Result 840 states and 1222 transitions. [2019-09-07 13:10:01,955 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-07 13:10:01,955 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 133 [2019-09-07 13:10:01,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:10:01,962 INFO L225 Difference]: With dead ends: 840 [2019-09-07 13:10:01,962 INFO L226 Difference]: Without dead ends: 568 [2019-09-07 13:10:01,966 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 13:10:01,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 568 states. [2019-09-07 13:10:02,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 568 to 556. [2019-09-07 13:10:02,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 556 states. [2019-09-07 13:10:02,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 556 states and 785 transitions. [2019-09-07 13:10:02,039 INFO L78 Accepts]: Start accepts. Automaton has 556 states and 785 transitions. Word has length 133 [2019-09-07 13:10:02,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:10:02,039 INFO L475 AbstractCegarLoop]: Abstraction has 556 states and 785 transitions. [2019-09-07 13:10:02,039 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-07 13:10:02,039 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 785 transitions. [2019-09-07 13:10:02,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2019-09-07 13:10:02,046 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:10:02,048 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-07 13:10:02,048 INFO L418 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:10:02,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:10:02,049 INFO L82 PathProgramCache]: Analyzing trace with hash 129203270, now seen corresponding path program 1 times [2019-09-07 13:10:02,049 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:10:02,049 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:10:02,050 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:10:02,050 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:10:02,050 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:10:02,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:10:02,479 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 13:10:02,481 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:10:02,481 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-07 13:10:02,484 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-07 13:10:02,484 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-07 13:10:02,484 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-09-07 13:10:02,485 INFO L87 Difference]: Start difference. First operand 556 states and 785 transitions. Second operand 5 states. [2019-09-07 13:10:03,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:10:03,219 INFO L93 Difference]: Finished difference Result 1205 states and 1730 transitions. [2019-09-07 13:10:03,220 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-09-07 13:10:03,220 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 134 [2019-09-07 13:10:03,221 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:10:03,225 INFO L225 Difference]: With dead ends: 1205 [2019-09-07 13:10:03,226 INFO L226 Difference]: Without dead ends: 554 [2019-09-07 13:10:03,227 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 13:10:03,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 554 states. [2019-09-07 13:10:03,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 554 to 554. [2019-09-07 13:10:03,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 554 states. [2019-09-07 13:10:03,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 554 states and 712 transitions. [2019-09-07 13:10:03,266 INFO L78 Accepts]: Start accepts. Automaton has 554 states and 712 transitions. Word has length 134 [2019-09-07 13:10:03,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:10:03,267 INFO L475 AbstractCegarLoop]: Abstraction has 554 states and 712 transitions. [2019-09-07 13:10:03,267 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-07 13:10:03,267 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 712 transitions. [2019-09-07 13:10:03,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2019-09-07 13:10:03,270 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:10:03,270 INFO L399 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-07 13:10:03,271 INFO L418 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:10:03,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:10:03,271 INFO L82 PathProgramCache]: Analyzing trace with hash 1311022732, now seen corresponding path program 1 times [2019-09-07 13:10:03,271 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:10:03,271 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:10:03,272 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:10:03,273 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:10:03,273 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:10:03,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:10:03,589 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:10:03,590 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:10:03,590 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-07 13:10:03,591 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-07 13:10:03,591 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-07 13:10:03,591 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-09-07 13:10:03,592 INFO L87 Difference]: Start difference. First operand 554 states and 712 transitions. Second operand 5 states. [2019-09-07 13:10:04,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:10:04,236 INFO L93 Difference]: Finished difference Result 1184 states and 1552 transitions. [2019-09-07 13:10:04,238 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-09-07 13:10:04,239 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 135 [2019-09-07 13:10:04,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:10:04,242 INFO L225 Difference]: With dead ends: 1184 [2019-09-07 13:10:04,243 INFO L226 Difference]: Without dead ends: 554 [2019-09-07 13:10:04,245 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-09-07 13:10:04,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 554 states. [2019-09-07 13:10:04,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 554 to 554. [2019-09-07 13:10:04,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 554 states. [2019-09-07 13:10:04,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 554 states and 708 transitions. [2019-09-07 13:10:04,267 INFO L78 Accepts]: Start accepts. Automaton has 554 states and 708 transitions. Word has length 135 [2019-09-07 13:10:04,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:10:04,268 INFO L475 AbstractCegarLoop]: Abstraction has 554 states and 708 transitions. [2019-09-07 13:10:04,268 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-07 13:10:04,268 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 708 transitions. [2019-09-07 13:10:04,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-09-07 13:10:04,271 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:10:04,271 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-07 13:10:04,271 INFO L418 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:10:04,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:10:04,272 INFO L82 PathProgramCache]: Analyzing trace with hash -663161394, now seen corresponding path program 1 times [2019-09-07 13:10:04,272 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:10:04,272 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:10:04,273 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:10:04,273 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:10:04,273 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:10:04,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:10:04,369 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 13:10:04,369 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:10:04,369 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-07 13:10:04,370 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-07 13:10:04,370 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-07 13:10:04,370 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-07 13:10:04,371 INFO L87 Difference]: Start difference. First operand 554 states and 708 transitions. Second operand 3 states. [2019-09-07 13:10:04,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:10:04,830 INFO L93 Difference]: Finished difference Result 1509 states and 1954 transitions. [2019-09-07 13:10:04,831 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-07 13:10:04,831 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 138 [2019-09-07 13:10:04,831 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:10:04,836 INFO L225 Difference]: With dead ends: 1509 [2019-09-07 13:10:04,837 INFO L226 Difference]: Without dead ends: 961 [2019-09-07 13:10:04,839 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 13:10:04,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 961 states. [2019-09-07 13:10:04,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 961 to 959. [2019-09-07 13:10:04,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 959 states. [2019-09-07 13:10:04,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 959 states and 1180 transitions. [2019-09-07 13:10:04,870 INFO L78 Accepts]: Start accepts. Automaton has 959 states and 1180 transitions. Word has length 138 [2019-09-07 13:10:04,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:10:04,871 INFO L475 AbstractCegarLoop]: Abstraction has 959 states and 1180 transitions. [2019-09-07 13:10:04,871 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-07 13:10:04,871 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 1180 transitions. [2019-09-07 13:10:04,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2019-09-07 13:10:04,876 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:10:04,876 INFO L399 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:10:04,877 INFO L418 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:10:04,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:10:04,877 INFO L82 PathProgramCache]: Analyzing trace with hash 1614473983, now seen corresponding path program 1 times [2019-09-07 13:10:04,877 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:10:04,878 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:10:04,879 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:10:04,879 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:10:04,879 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:10:04,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:10:05,044 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 53 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:10:05,045 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-07 13:10:05,045 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 13:10:05,073 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 13:10:05,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:10:05,172 INFO L256 TraceCheckSpWp]: Trace formula consists of 449 conjuncts, 6 conjunts are in the unsatisfiable core [2019-09-07 13:10:05,204 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-07 13:10:05,340 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 24 proven. 27 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [MP z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (2)] Exception during sending of exit command (exit): Stream closed [2019-09-07 13:10:05,354 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-07 13:10:05,355 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 4] total 8 [2019-09-07 13:10:05,355 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-09-07 13:10:05,356 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-09-07 13:10:05,357 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2019-09-07 13:10:05,357 INFO L87 Difference]: Start difference. First operand 959 states and 1180 transitions. Second operand 8 states. [2019-09-07 13:10:07,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:10:07,253 INFO L93 Difference]: Finished difference Result 2965 states and 3999 transitions. [2019-09-07 13:10:07,254 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2019-09-07 13:10:07,254 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 169 [2019-09-07 13:10:07,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:10:07,269 INFO L225 Difference]: With dead ends: 2965 [2019-09-07 13:10:07,269 INFO L226 Difference]: Without dead ends: 2012 [2019-09-07 13:10:07,273 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=128, Invalid=378, Unknown=0, NotChecked=0, Total=506 [2019-09-07 13:10:07,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2012 states. [2019-09-07 13:10:07,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2012 to 1275. [2019-09-07 13:10:07,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1275 states. [2019-09-07 13:10:07,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1275 states to 1275 states and 1568 transitions. [2019-09-07 13:10:07,343 INFO L78 Accepts]: Start accepts. Automaton has 1275 states and 1568 transitions. Word has length 169 [2019-09-07 13:10:07,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:10:07,344 INFO L475 AbstractCegarLoop]: Abstraction has 1275 states and 1568 transitions. [2019-09-07 13:10:07,344 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-09-07 13:10:07,344 INFO L276 IsEmpty]: Start isEmpty. Operand 1275 states and 1568 transitions. [2019-09-07 13:10:07,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2019-09-07 13:10:07,350 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:10:07,350 INFO L399 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:10:07,350 INFO L418 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:10:07,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:10:07,351 INFO L82 PathProgramCache]: Analyzing trace with hash 740500781, now seen corresponding path program 1 times [2019-09-07 13:10:07,351 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:10:07,351 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:10:07,352 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:10:07,352 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:10:07,353 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:10:07,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:10:07,483 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 66 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:10:07,484 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-07 13:10:07,484 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 13:10:07,501 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 13:10:07,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:10:07,581 INFO L256 TraceCheckSpWp]: Trace formula consists of 471 conjuncts, 4 conjunts are in the unsatisfiable core [2019-09-07 13:10:07,586 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-07 13:10:07,665 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-09-07 13:10:07,669 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-07 13:10:07,669 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2019-09-07 13:10:07,670 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-07 13:10:07,670 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-07 13:10:07,671 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-09-07 13:10:07,671 INFO L87 Difference]: Start difference. First operand 1275 states and 1568 transitions. Second operand 7 states. [2019-09-07 13:10:09,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:10:09,081 INFO L93 Difference]: Finished difference Result 4250 states and 5489 transitions. [2019-09-07 13:10:09,081 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-09-07 13:10:09,081 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 189 [2019-09-07 13:10:09,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:10:09,082 INFO L225 Difference]: With dead ends: 4250 [2019-09-07 13:10:09,082 INFO L226 Difference]: Without dead ends: 0 [2019-09-07 13:10:09,095 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 212 GetRequests, 198 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=69, Invalid=171, Unknown=0, NotChecked=0, Total=240 [2019-09-07 13:10:09,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-07 13:10:09,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-07 13:10:09,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-07 13:10:09,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-07 13:10:09,097 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 189 [2019-09-07 13:10:09,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:10:09,097 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-07 13:10:09,097 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-07 13:10:09,097 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-07 13:10:09,099 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-07 13:10:09,104 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-09-07 13:10:10,054 WARN L188 SmtUtils]: Spent 654.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 62 [2019-09-07 13:10:10,254 WARN L188 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 32 [2019-09-07 13:10:10,257 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-09-07 13:10:10,258 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a17~0 |old(~a17~0)|) (<= ~a21~0 |old(~a21~0)|) (= ~a16~0 |old(~a16~0)|) (= ~a20~0 |old(~a20~0)|)) [2019-09-07 13:10:10,258 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-09-07 13:10:10,258 INFO L443 ceAbstractionStarter]: For program point L333(lines 333 390) no Hoare annotation was computed. [2019-09-07 13:10:10,258 INFO L443 ceAbstractionStarter]: For program point L102(lines 102 390) no Hoare annotation was computed. [2019-09-07 13:10:10,258 INFO L443 ceAbstractionStarter]: For program point L565-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:10:10,258 INFO L443 ceAbstractionStarter]: For program point L532-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:10:10,258 INFO L443 ceAbstractionStarter]: For program point L499-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:10:10,259 INFO L443 ceAbstractionStarter]: For program point L466-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:10:10,259 INFO L443 ceAbstractionStarter]: For program point L433-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:10:10,259 INFO L443 ceAbstractionStarter]: For program point L400-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:10:10,259 INFO L443 ceAbstractionStarter]: For program point L268(lines 268 390) no Hoare annotation was computed. [2019-09-07 13:10:10,259 INFO L443 ceAbstractionStarter]: For program point L136(lines 136 390) no Hoare annotation was computed. [2019-09-07 13:10:10,259 INFO L443 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2019-09-07 13:10:10,259 INFO L443 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2019-09-07 13:10:10,261 INFO L443 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2019-09-07 13:10:10,261 INFO L443 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2019-09-07 13:10:10,261 INFO L443 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2019-09-07 13:10:10,261 INFO L443 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2019-09-07 13:10:10,261 INFO L443 ceAbstractionStarter]: For program point L203(lines 203 390) no Hoare annotation was computed. [2019-09-07 13:10:10,261 INFO L443 ceAbstractionStarter]: For program point L72(lines 72 390) no Hoare annotation was computed. [2019-09-07 13:10:10,261 INFO L443 ceAbstractionStarter]: For program point L568-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:10:10,262 INFO L443 ceAbstractionStarter]: For program point L535-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:10:10,262 INFO L443 ceAbstractionStarter]: For program point L502-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:10:10,263 INFO L443 ceAbstractionStarter]: For program point L469-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:10:10,263 INFO L443 ceAbstractionStarter]: For program point L436-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:10:10,263 INFO L443 ceAbstractionStarter]: For program point L403-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:10:10,265 INFO L443 ceAbstractionStarter]: For program point L337(lines 337 390) no Hoare annotation was computed. [2019-09-07 13:10:10,266 INFO L443 ceAbstractionStarter]: For program point L238(lines 238 390) no Hoare annotation was computed. [2019-09-07 13:10:10,266 INFO L443 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2019-09-07 13:10:10,266 INFO L443 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2019-09-07 13:10:10,266 INFO L443 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2019-09-07 13:10:10,266 INFO L443 ceAbstractionStarter]: For program point L470(line 470) no Hoare annotation was computed. [2019-09-07 13:10:10,266 INFO L443 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2019-09-07 13:10:10,267 INFO L443 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2019-09-07 13:10:10,267 INFO L443 ceAbstractionStarter]: For program point L173(lines 173 390) no Hoare annotation was computed. [2019-09-07 13:10:10,267 INFO L443 ceAbstractionStarter]: For program point L140(lines 140 390) no Hoare annotation was computed. [2019-09-07 13:10:10,268 INFO L443 ceAbstractionStarter]: For program point L372(lines 372 390) no Hoare annotation was computed. [2019-09-07 13:10:10,268 INFO L443 ceAbstractionStarter]: For program point L306(lines 306 390) no Hoare annotation was computed. [2019-09-07 13:10:10,268 INFO L443 ceAbstractionStarter]: For program point L273(lines 273 390) no Hoare annotation was computed. [2019-09-07 13:10:10,268 INFO L443 ceAbstractionStarter]: For program point L108(lines 108 390) no Hoare annotation was computed. [2019-09-07 13:10:10,269 INFO L443 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 527) no Hoare annotation was computed. [2019-09-07 13:10:10,269 INFO L443 ceAbstractionStarter]: For program point L571-1(lines 571 573) no Hoare annotation was computed. [2019-09-07 13:10:10,270 INFO L443 ceAbstractionStarter]: For program point L538-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:10:10,270 INFO L443 ceAbstractionStarter]: For program point L505-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:10:10,271 INFO L443 ceAbstractionStarter]: For program point L472-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:10:10,271 INFO L443 ceAbstractionStarter]: For program point L439-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:10:10,271 INFO L443 ceAbstractionStarter]: For program point L406-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:10:10,271 INFO L443 ceAbstractionStarter]: For program point L208(lines 208 390) no Hoare annotation was computed. [2019-09-07 13:10:10,271 INFO L443 ceAbstractionStarter]: For program point L43(lines 43 390) no Hoare annotation was computed. [2019-09-07 13:10:10,271 INFO L443 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2019-09-07 13:10:10,271 INFO L443 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2019-09-07 13:10:10,271 INFO L443 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2019-09-07 13:10:10,272 INFO L443 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2019-09-07 13:10:10,272 INFO L443 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2019-09-07 13:10:10,272 INFO L443 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2019-09-07 13:10:10,272 INFO L443 ceAbstractionStarter]: For program point L144(lines 144 390) no Hoare annotation was computed. [2019-09-07 13:10:10,272 INFO L443 ceAbstractionStarter]: For program point L541-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:10:10,272 INFO L443 ceAbstractionStarter]: For program point L508-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:10:10,272 INFO L443 ceAbstractionStarter]: For program point L475-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:10:10,273 INFO L443 ceAbstractionStarter]: For program point L442-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:10:10,273 INFO L443 ceAbstractionStarter]: For program point L409-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:10:10,273 INFO L443 ceAbstractionStarter]: For program point L178(lines 178 390) no Hoare annotation was computed. [2019-09-07 13:10:10,273 INFO L443 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2019-09-07 13:10:10,273 INFO L443 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2019-09-07 13:10:10,273 INFO L443 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2019-09-07 13:10:10,274 INFO L443 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2019-09-07 13:10:10,274 INFO L443 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2019-09-07 13:10:10,274 INFO L443 ceAbstractionStarter]: For program point L377(lines 377 390) no Hoare annotation was computed. [2019-09-07 13:10:10,274 INFO L443 ceAbstractionStarter]: For program point L278(lines 278 390) no Hoare annotation was computed. [2019-09-07 13:10:10,275 INFO L443 ceAbstractionStarter]: For program point L245(lines 245 390) no Hoare annotation was computed. [2019-09-07 13:10:10,275 INFO L443 ceAbstractionStarter]: For program point L80(lines 80 390) no Hoare annotation was computed. [2019-09-07 13:10:10,275 INFO L443 ceAbstractionStarter]: For program point L345(lines 345 390) no Hoare annotation was computed. [2019-09-07 13:10:10,276 INFO L443 ceAbstractionStarter]: For program point L312(lines 312 390) no Hoare annotation was computed. [2019-09-07 13:10:10,276 INFO L443 ceAbstractionStarter]: For program point L114(lines 114 390) no Hoare annotation was computed. [2019-09-07 13:10:10,276 INFO L443 ceAbstractionStarter]: For program point L544-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:10:10,276 INFO L443 ceAbstractionStarter]: For program point L511-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:10:10,276 INFO L443 ceAbstractionStarter]: For program point L478-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:10:10,276 INFO L443 ceAbstractionStarter]: For program point L445-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:10:10,276 INFO L443 ceAbstractionStarter]: For program point L412-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:10:10,276 INFO L443 ceAbstractionStarter]: For program point L214(lines 214 390) no Hoare annotation was computed. [2019-09-07 13:10:10,277 INFO L443 ceAbstractionStarter]: For program point L148(lines 148 390) no Hoare annotation was computed. [2019-09-07 13:10:10,281 INFO L443 ceAbstractionStarter]: For program point L49(lines 49 390) no Hoare annotation was computed. [2019-09-07 13:10:10,281 INFO L443 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2019-09-07 13:10:10,281 INFO L443 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2019-09-07 13:10:10,281 INFO L443 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2019-09-07 13:10:10,282 INFO L443 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2019-09-07 13:10:10,282 INFO L443 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2019-09-07 13:10:10,282 INFO L443 ceAbstractionStarter]: For program point L84(lines 84 390) no Hoare annotation was computed. [2019-09-07 13:10:10,282 INFO L443 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:10:10,283 INFO L443 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:10:10,283 INFO L443 ceAbstractionStarter]: For program point L547-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:10:10,283 INFO L443 ceAbstractionStarter]: For program point L514-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:10:10,285 INFO L443 ceAbstractionStarter]: For program point L481-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:10:10,286 INFO L443 ceAbstractionStarter]: For program point L448-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:10:10,286 INFO L443 ceAbstractionStarter]: For program point L382(lines 382 390) no Hoare annotation was computed. [2019-09-07 13:10:10,286 INFO L443 ceAbstractionStarter]: For program point L415-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:10:10,286 INFO L443 ceAbstractionStarter]: For program point L316(lines 316 390) no Hoare annotation was computed. [2019-09-07 13:10:10,286 INFO L443 ceAbstractionStarter]: For program point L250(lines 250 390) no Hoare annotation was computed. [2019-09-07 13:10:10,286 INFO L443 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2019-09-07 13:10:10,287 INFO L443 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2019-09-07 13:10:10,287 INFO L443 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2019-09-07 13:10:10,287 INFO L443 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2019-09-07 13:10:10,287 INFO L443 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2019-09-07 13:10:10,287 INFO L443 ceAbstractionStarter]: For program point L218(lines 218 390) no Hoare annotation was computed. [2019-09-07 13:10:10,287 INFO L443 ceAbstractionStarter]: For program point L152(lines 152 390) no Hoare annotation was computed. [2019-09-07 13:10:10,287 INFO L443 ceAbstractionStarter]: For program point L119(lines 119 390) no Hoare annotation was computed. [2019-09-07 13:10:10,287 INFO L443 ceAbstractionStarter]: For program point L318(lines 318 390) no Hoare annotation was computed. [2019-09-07 13:10:10,288 INFO L443 ceAbstractionStarter]: For program point L186(lines 186 390) no Hoare annotation was computed. [2019-09-07 13:10:10,288 INFO L443 ceAbstractionStarter]: For program point L54(lines 54 390) no Hoare annotation was computed. [2019-09-07 13:10:10,288 INFO L443 ceAbstractionStarter]: For program point L550-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:10:10,288 INFO L443 ceAbstractionStarter]: For program point L517-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:10:10,288 INFO L443 ceAbstractionStarter]: For program point L484-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:10:10,288 INFO L443 ceAbstractionStarter]: For program point L451-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:10:10,288 INFO L443 ceAbstractionStarter]: For program point L418-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:10:10,288 INFO L443 ceAbstractionStarter]: For program point L286(lines 286 390) no Hoare annotation was computed. [2019-09-07 13:10:10,288 INFO L443 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2019-09-07 13:10:10,289 INFO L443 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2019-09-07 13:10:10,289 INFO L443 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2019-09-07 13:10:10,289 INFO L443 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2019-09-07 13:10:10,289 INFO L443 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2019-09-07 13:10:10,289 INFO L443 ceAbstractionStarter]: For program point L353(lines 353 390) no Hoare annotation was computed. [2019-09-07 13:10:10,289 INFO L443 ceAbstractionStarter]: For program point L189(lines 189 390) no Hoare annotation was computed. [2019-09-07 13:10:10,289 INFO L443 ceAbstractionStarter]: For program point L553-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:10:10,289 INFO L443 ceAbstractionStarter]: For program point L520-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:10:10,290 INFO L443 ceAbstractionStarter]: For program point L487-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:10:10,290 INFO L443 ceAbstractionStarter]: For program point L454-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:10:10,290 INFO L443 ceAbstractionStarter]: For program point L421-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:10:10,290 INFO L443 ceAbstractionStarter]: For program point L355(lines 355 390) no Hoare annotation was computed. [2019-09-07 13:10:10,290 INFO L443 ceAbstractionStarter]: For program point L256(lines 256 390) no Hoare annotation was computed. [2019-09-07 13:10:10,290 INFO L443 ceAbstractionStarter]: For program point L223(lines 223 390) no Hoare annotation was computed. [2019-09-07 13:10:10,290 INFO L443 ceAbstractionStarter]: For program point L124(lines 124 390) no Hoare annotation was computed. [2019-09-07 13:10:10,291 INFO L443 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2019-09-07 13:10:10,291 INFO L443 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2019-09-07 13:10:10,291 INFO L443 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2019-09-07 13:10:10,291 INFO L443 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2019-09-07 13:10:10,291 INFO L443 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2019-09-07 13:10:10,291 INFO L443 ceAbstractionStarter]: For program point L92(lines 92 390) no Hoare annotation was computed. [2019-09-07 13:10:10,292 INFO L439 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 30 575) the Hoare annotation is: (let ((.cse2 (= ~a17~0 |old(~a17~0)|)) (.cse3 (<= ~a21~0 |old(~a21~0)|)) (.cse4 (= ~a16~0 |old(~a16~0)|)) (.cse5 (= ~a20~0 |old(~a20~0)|)) (.cse0 (= 13 |old(~a8~0)|))) (let ((.cse8 (not (= 1 |old(~a21~0)|))) (.cse7 (not (= 1 |old(~a20~0)|))) (.cse10 (not (= 4 |old(~a16~0)|))) (.cse9 (= 1 |old(~a7~0)|)) (.cse11 (= 13 ~a8~0)) (.cse12 (= ~a21~0 1)) (.cse13 (not .cse0)) (.cse14 (not (= 1 |old(~a17~0)|))) (.cse6 (and .cse2 .cse3 .cse4 .cse5)) (.cse1 (not (= 8 ~a12~0)))) (and (or .cse0 .cse1 (and .cse2 .cse3 .cse4 .cse5 (not (= ~a8~0 13)))) (or .cse6 (or .cse7 .cse1)) (or .cse8 .cse9 .cse7 .cse10 .cse1 (and (not (= ~a7~0 1)) .cse11 .cse12) .cse13 .cse14) (or (not (<= |old(~a16~0)| 4)) .cse1 .cse6) (or .cse8 .cse7 .cse10 .cse1 (not .cse9) (and (= 1 ~a7~0) .cse11 .cse12) .cse13 .cse14) (or .cse6 (or (= 6 |old(~a16~0)|) .cse1 (not (<= |old(~a21~0)| 0))))))) [2019-09-07 13:10:10,292 INFO L443 ceAbstractionStarter]: For program point L324(lines 324 390) no Hoare annotation was computed. [2019-09-07 13:10:10,292 INFO L443 ceAbstractionStarter]: For program point L556-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:10:10,292 INFO L443 ceAbstractionStarter]: For program point L523-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:10:10,292 INFO L443 ceAbstractionStarter]: For program point L490-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:10:10,293 INFO L443 ceAbstractionStarter]: For program point L457-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:10:10,293 INFO L443 ceAbstractionStarter]: For program point L391(lines 391 393) no Hoare annotation was computed. [2019-09-07 13:10:10,293 INFO L443 ceAbstractionStarter]: For program point L424-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:10:10,293 INFO L443 ceAbstractionStarter]: For program point L391-2(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:10:10,293 INFO L443 ceAbstractionStarter]: For program point L292(lines 292 390) no Hoare annotation was computed. [2019-09-07 13:10:10,293 INFO L443 ceAbstractionStarter]: For program point L160(lines 160 390) no Hoare annotation was computed. [2019-09-07 13:10:10,293 INFO L443 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2019-09-07 13:10:10,293 INFO L443 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2019-09-07 13:10:10,294 INFO L443 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2019-09-07 13:10:10,294 INFO L443 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2019-09-07 13:10:10,294 INFO L443 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2019-09-07 13:10:10,294 INFO L443 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2019-09-07 13:10:10,294 INFO L443 ceAbstractionStarter]: For program point L194(lines 194 390) no Hoare annotation was computed. [2019-09-07 13:10:10,294 INFO L443 ceAbstractionStarter]: For program point L62(lines 62 390) no Hoare annotation was computed. [2019-09-07 13:10:10,294 INFO L443 ceAbstractionStarter]: For program point L261(lines 261 390) no Hoare annotation was computed. [2019-09-07 13:10:10,295 INFO L443 ceAbstractionStarter]: For program point L129(lines 129 390) no Hoare annotation was computed. [2019-09-07 13:10:10,295 INFO L443 ceAbstractionStarter]: For program point L559-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:10:10,295 INFO L443 ceAbstractionStarter]: For program point L526-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:10:10,295 INFO L443 ceAbstractionStarter]: For program point L493-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:10:10,295 INFO L443 ceAbstractionStarter]: For program point L460-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:10:10,295 INFO L443 ceAbstractionStarter]: For program point L427-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:10:10,295 INFO L443 ceAbstractionStarter]: For program point L361(lines 361 390) no Hoare annotation was computed. [2019-09-07 13:10:10,295 INFO L443 ceAbstractionStarter]: For program point L394-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:10:10,296 INFO L443 ceAbstractionStarter]: For program point L97(lines 97 390) no Hoare annotation was computed. [2019-09-07 13:10:10,296 INFO L443 ceAbstractionStarter]: For program point L31(lines 31 390) no Hoare annotation was computed. [2019-09-07 13:10:10,296 INFO L443 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2019-09-07 13:10:10,296 INFO L443 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2019-09-07 13:10:10,296 INFO L443 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2019-09-07 13:10:10,296 INFO L443 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2019-09-07 13:10:10,296 INFO L443 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2019-09-07 13:10:10,296 INFO L443 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2019-09-07 13:10:10,296 INFO L443 ceAbstractionStarter]: For program point L329(lines 329 390) no Hoare annotation was computed. [2019-09-07 13:10:10,297 INFO L443 ceAbstractionStarter]: For program point L197(lines 197 390) no Hoare annotation was computed. [2019-09-07 13:10:10,297 INFO L443 ceAbstractionStarter]: For program point L65(lines 65 390) no Hoare annotation was computed. [2019-09-07 13:10:10,297 INFO L443 ceAbstractionStarter]: For program point L363(lines 363 390) no Hoare annotation was computed. [2019-09-07 13:10:10,297 INFO L443 ceAbstractionStarter]: For program point L231(lines 231 390) no Hoare annotation was computed. [2019-09-07 13:10:10,297 INFO L443 ceAbstractionStarter]: For program point L165(lines 165 390) no Hoare annotation was computed. [2019-09-07 13:10:10,297 INFO L443 ceAbstractionStarter]: For program point L562-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:10:10,297 INFO L443 ceAbstractionStarter]: For program point L529-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:10:10,297 INFO L443 ceAbstractionStarter]: For program point L496-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:10:10,298 INFO L443 ceAbstractionStarter]: For program point L463-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:10:10,298 INFO L443 ceAbstractionStarter]: For program point L430-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:10:10,298 INFO L443 ceAbstractionStarter]: For program point L397-1(lines 30 575) no Hoare annotation was computed. [2019-09-07 13:10:10,298 INFO L443 ceAbstractionStarter]: For program point L265(lines 265 390) no Hoare annotation was computed. [2019-09-07 13:10:10,298 INFO L443 ceAbstractionStarter]: For program point L563(line 563) no Hoare annotation was computed. [2019-09-07 13:10:10,298 INFO L443 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2019-09-07 13:10:10,298 INFO L443 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2019-09-07 13:10:10,298 INFO L443 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2019-09-07 13:10:10,299 INFO L443 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2019-09-07 13:10:10,299 INFO L443 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2019-09-07 13:10:10,299 INFO L443 ceAbstractionStarter]: For program point L365(lines 365 390) no Hoare annotation was computed. [2019-09-07 13:10:10,299 INFO L443 ceAbstractionStarter]: For program point L299(lines 299 390) no Hoare annotation was computed. [2019-09-07 13:10:10,299 INFO L443 ceAbstractionStarter]: For program point L35(lines 35 390) no Hoare annotation was computed. [2019-09-07 13:10:10,299 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-09-07 13:10:10,299 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a16~0 6)) (= ~a17~0 1) (= ~a12~0 8) (= ~a20~0 1) (not (= ~a8~0 13))) [2019-09-07 13:10:10,300 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-09-07 13:10:10,300 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-09-07 13:10:10,300 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 577 594) the Hoare annotation is: (or (= 6 |old(~a16~0)|) (and (<= ~a21~0 |old(~a21~0)|) (= ~a16~0 |old(~a16~0)|) (= ~a17~0 1) (= ~a20~0 |old(~a20~0)|) (not (= ~a8~0 13))) (not (= 1 |old(~a20~0)|)) (= 13 |old(~a8~0)|) (not (= 8 ~a12~0)) (not (= 1 |old(~a17~0)|))) [2019-09-07 13:10:10,300 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 577 594) no Hoare annotation was computed. [2019-09-07 13:10:10,300 INFO L439 ceAbstractionStarter]: At program point L591(line 591) the Hoare annotation is: (or (= 6 |old(~a16~0)|) (= ~a20~0 1) (not (= ~a8~0 13)) (= 13 |old(~a8~0)|) (not (= 8 ~a12~0)) (and (<= ~a21~0 0) (not (= ~a16~0 6))) (not (= 1 |old(~a17~0)|)) (<= ~a16~0 4) (not (= 1 |old(~a20~0)|))) [2019-09-07 13:10:10,300 INFO L443 ceAbstractionStarter]: For program point L591-1(line 591) no Hoare annotation was computed. [2019-09-07 13:10:10,300 INFO L443 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2019-09-07 13:10:10,301 INFO L439 ceAbstractionStarter]: At program point L583-2(lines 583 593) the Hoare annotation is: (or (= 6 |old(~a16~0)|) (= ~a20~0 1) (not (= ~a8~0 13)) (= 13 |old(~a8~0)|) (not (= 8 ~a12~0)) (and (<= ~a21~0 0) (not (= ~a16~0 6))) (not (= 1 |old(~a17~0)|)) (<= ~a16~0 4) (not (= 1 |old(~a20~0)|))) [2019-09-07 13:10:10,301 INFO L443 ceAbstractionStarter]: For program point L583-3(lines 577 594) no Hoare annotation was computed. [2019-09-07 13:10:10,328 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.09 01:10:10 BoogieIcfgContainer [2019-09-07 13:10:10,328 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-07 13:10:10,334 INFO L168 Benchmark]: Toolchain (without parser) took 13059.72 ms. Allocated memory was 133.2 MB in the beginning and 433.1 MB in the end (delta: 299.9 MB). Free memory was 85.8 MB in the beginning and 311.3 MB in the end (delta: -225.5 MB). Peak memory consumption was 309.9 MB. Max. memory is 7.1 GB. [2019-09-07 13:10:10,335 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 133.2 MB. Free memory was 106.2 MB in the beginning and 106.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-07 13:10:10,338 INFO L168 Benchmark]: CACSL2BoogieTranslator took 733.50 ms. Allocated memory was 133.2 MB in the beginning and 203.9 MB in the end (delta: 70.8 MB). Free memory was 85.6 MB in the beginning and 166.7 MB in the end (delta: -81.1 MB). Peak memory consumption was 37.0 MB. Max. memory is 7.1 GB. [2019-09-07 13:10:10,339 INFO L168 Benchmark]: Boogie Preprocessor took 119.03 ms. Allocated memory is still 203.9 MB. Free memory was 166.7 MB in the beginning and 162.1 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. [2019-09-07 13:10:10,340 INFO L168 Benchmark]: RCFGBuilder took 1259.14 ms. Allocated memory was 203.9 MB in the beginning and 228.1 MB in the end (delta: 24.1 MB). Free memory was 161.5 MB in the beginning and 178.9 MB in the end (delta: -17.4 MB). Peak memory consumption was 88.7 MB. Max. memory is 7.1 GB. [2019-09-07 13:10:10,341 INFO L168 Benchmark]: TraceAbstraction took 10943.79 ms. Allocated memory was 228.1 MB in the beginning and 433.1 MB in the end (delta: 205.0 MB). Free memory was 178.9 MB in the beginning and 311.3 MB in the end (delta: -132.4 MB). Peak memory consumption was 308.0 MB. Max. memory is 7.1 GB. [2019-09-07 13:10:10,345 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 133.2 MB. Free memory was 106.2 MB in the beginning and 106.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 733.50 ms. Allocated memory was 133.2 MB in the beginning and 203.9 MB in the end (delta: 70.8 MB). Free memory was 85.6 MB in the beginning and 166.7 MB in the end (delta: -81.1 MB). Peak memory consumption was 37.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 119.03 ms. Allocated memory is still 203.9 MB. Free memory was 166.7 MB in the beginning and 162.1 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1259.14 ms. Allocated memory was 203.9 MB in the beginning and 228.1 MB in the end (delta: 24.1 MB). Free memory was 161.5 MB in the beginning and 178.9 MB in the end (delta: -17.4 MB). Peak memory consumption was 88.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 10943.79 ms. Allocated memory was 228.1 MB in the beginning and 433.1 MB in the end (delta: 205.0 MB). Free memory was 178.9 MB in the beginning and 311.3 MB in the end (delta: -132.4 MB). Peak memory consumption was 308.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 527]: 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: (((((((6 == \old(a16) || a20 == 1) || !(a8 == 13)) || 13 == \old(a8)) || !(8 == a12)) || (a21 <= 0 && !(a16 == 6))) || !(1 == \old(a17))) || a16 <= 4) || !(1 == \old(a20)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 207 locations, 1 error locations. SAFE Result, 10.8s OverallTime, 7 OverallIterations, 3 TraceHistogramMax, 6.9s AutomataDifference, 0.0s DeadEndRemovalTime, 1.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 246 SDtfs, 2372 SDslu, 313 SDs, 0 SdLazy, 4893 SolverSat, 736 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 446 GetRequests, 390 SyntacticMatches, 6 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 133 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1275occurred 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: 0.2s AutomataMinimizationTime, 7 MinimizatonAttempts, 751 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 70 PreInvPairs, 136 NumberOfFragments, 317 HoareAnnotationTreeSize, 70 FomulaSimplifications, 4044 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 7 FomulaSimplificationsInter, 1375 FormulaSimplificationTreeSizeReductionInter, 0.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 1379 NumberOfCodeBlocks, 1379 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1370 ConstructedInterpolants, 0 QuantifiedInterpolants, 1040171 SizeOfPredicates, 4 NumberOfNonLiveVariables, 920 ConjunctsInSsa, 10 ConjunctsInUnsatCore, 9 InterpolantComputations, 6 PerfectInterpolantSequences, 251/282 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...