/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc config/AutomizerReach.xml -s config/svcomp-Reach-64bit-Automizer_Default.epf -i ../sv-benchmarks/c/product-lines/minepump_spec1_product19.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-4f750a8 [2020-12-22 06:52:51,387 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-22 06:52:51,391 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-22 06:52:51,454 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2020-12-22 06:52:51,481 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-22 06:52:51,484 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-22 06:52:51,486 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-22 06:52:51,488 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-22 06:52:51,489 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-22 06:52:51,493 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-22 06:52:51,502 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-22 06:52:51,507 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-22 06:52:51,509 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-22 06:52:51,513 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-22 06:52:51,514 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-22 06:52:51,517 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-22 06:52:51,522 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-12-22 06:52:51,531 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-22 06:52:51,549 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-22 06:52:51,552 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-22 06:52:51,552 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-22 06:52:51,553 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-22 06:52:51,554 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-22 06:52:51,554 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-22 06:52:51,555 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-22 06:52:51,555 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-22 06:52:51,556 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-22 06:52:51,556 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-22 06:52:51,557 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-22 06:52:51,610 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-22 06:52:51,610 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-22 06:52:51,613 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-22 06:52:51,614 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-22 06:52:51,614 INFO L138 SettingsManager]: * Use SBE=true [2020-12-22 06:52:51,614 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-22 06:52:51,614 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-22 06:52:51,614 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-22 06:52:51,615 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-22 06:52:51,615 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-22 06:52:51,616 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-22 06:52:51,616 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-22 06:52:51,616 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-22 06:52:51,617 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-22 06:52:51,617 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-22 06:52:51,617 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-22 06:52:51,617 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-22 06:52:51,617 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 06:52:51,618 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-22 06:52:51,618 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-22 06:52:51,618 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-22 06:52:51,619 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-22 06:52:51,619 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-22 06:52:51,619 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-22 06:52:51,619 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-22 06:52:51,619 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-22 06:52:52,012 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-22 06:52:52,054 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-22 06:52:52,057 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-22 06:52:52,059 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-22 06:52:52,060 INFO L275 PluginConnector]: CDTParser initialized [2020-12-22 06:52:52,061 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec1_product19.cil.c [2020-12-22 06:52:52,148 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a631e2b8b/58196695b8174d86930a77e13472a825/FLAGf98cdaacc [2020-12-22 06:52:52,878 INFO L306 CDTParser]: Found 1 translation units. [2020-12-22 06:52:52,881 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product19.cil.c [2020-12-22 06:52:52,903 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a631e2b8b/58196695b8174d86930a77e13472a825/FLAGf98cdaacc [2020-12-22 06:52:53,098 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a631e2b8b/58196695b8174d86930a77e13472a825 [2020-12-22 06:52:53,102 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-22 06:52:53,106 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-22 06:52:53,110 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-22 06:52:53,110 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-22 06:52:53,115 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-22 06:52:53,116 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 06:52:53" (1/1) ... [2020-12-22 06:52:53,118 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5518631e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:52:53, skipping insertion in model container [2020-12-22 06:52:53,119 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 06:52:53" (1/1) ... [2020-12-22 06:52:53,132 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-22 06:52:53,210 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-22 06:52:53,454 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product19.cil.c[1720,1733] [2020-12-22 06:52:53,576 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 06:52:53,597 INFO L203 MainTranslator]: Completed pre-run [2020-12-22 06:52:53,635 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product19.cil.c[1720,1733] [2020-12-22 06:52:53,758 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 06:52:53,796 INFO L208 MainTranslator]: Completed translation [2020-12-22 06:52:53,796 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:52:53 WrapperNode [2020-12-22 06:52:53,796 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-22 06:52:53,798 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-22 06:52:53,798 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-22 06:52:53,798 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-22 06:52:53,806 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:52:53" (1/1) ... [2020-12-22 06:52:53,825 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:52:53" (1/1) ... [2020-12-22 06:52:53,881 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-22 06:52:53,884 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-22 06:52:53,885 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-22 06:52:53,885 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-22 06:52:53,898 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:52:53" (1/1) ... [2020-12-22 06:52:53,898 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:52:53" (1/1) ... [2020-12-22 06:52:53,903 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:52:53" (1/1) ... [2020-12-22 06:52:53,904 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:52:53" (1/1) ... [2020-12-22 06:52:53,914 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:52:53" (1/1) ... [2020-12-22 06:52:53,921 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:52:53" (1/1) ... [2020-12-22 06:52:53,925 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:52:53" (1/1) ... [2020-12-22 06:52:53,929 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-22 06:52:53,931 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-22 06:52:53,931 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-22 06:52:53,931 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-22 06:52:53,932 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:52:53" (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 [2020-12-22 06:52:54,042 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-22 06:52:54,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-22 06:52:54,042 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-22 06:52:54,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-22 06:52:54,914 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-22 06:52:54,914 INFO L299 CfgBuilder]: Removed 100 assume(true) statements. [2020-12-22 06:52:54,917 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:52:54 BoogieIcfgContainer [2020-12-22 06:52:54,917 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-22 06:52:54,919 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-22 06:52:54,920 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-22 06:52:54,923 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-22 06:52:54,926 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 06:52:53" (1/3) ... [2020-12-22 06:52:54,928 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fe72b12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 06:52:54, skipping insertion in model container [2020-12-22 06:52:54,928 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:52:53" (2/3) ... [2020-12-22 06:52:54,928 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fe72b12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 06:52:54, skipping insertion in model container [2020-12-22 06:52:54,929 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:52:54" (3/3) ... [2020-12-22 06:52:54,931 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product19.cil.c [2020-12-22 06:52:54,938 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-22 06:52:54,943 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-12-22 06:52:54,962 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-12-22 06:52:55,006 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-22 06:52:55,006 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-22 06:52:55,007 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-22 06:52:55,007 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-22 06:52:55,007 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-22 06:52:55,007 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-22 06:52:55,007 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-22 06:52:55,007 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-22 06:52:55,029 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states. [2020-12-22 06:52:55,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-12-22 06:52:55,035 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:52:55,036 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:52:55,037 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:52:55,043 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:52:55,043 INFO L82 PathProgramCache]: Analyzing trace with hash -1613004623, now seen corresponding path program 1 times [2020-12-22 06:52:55,054 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:52:55,054 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1495901245] [2020-12-22 06:52:55,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:52:55,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:52:55,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 06:52:55,394 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1495901245] [2020-12-22 06:52:55,395 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:52:55,395 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 06:52:55,396 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [905220992] [2020-12-22 06:52:55,401 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-22 06:52:55,401 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:52:55,417 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-22 06:52:55,418 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-22 06:52:55,420 INFO L87 Difference]: Start difference. First operand 77 states. Second operand 2 states. [2020-12-22 06:52:55,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:52:55,452 INFO L93 Difference]: Finished difference Result 148 states and 221 transitions. [2020-12-22 06:52:55,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-22 06:52:55,454 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2020-12-22 06:52:55,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:52:55,466 INFO L225 Difference]: With dead ends: 148 [2020-12-22 06:52:55,467 INFO L226 Difference]: Without dead ends: 73 [2020-12-22 06:52:55,470 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-22 06:52:55,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2020-12-22 06:52:55,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2020-12-22 06:52:55,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2020-12-22 06:52:55,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 102 transitions. [2020-12-22 06:52:55,516 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 102 transitions. Word has length 16 [2020-12-22 06:52:55,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:52:55,517 INFO L481 AbstractCegarLoop]: Abstraction has 73 states and 102 transitions. [2020-12-22 06:52:55,517 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-22 06:52:55,517 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 102 transitions. [2020-12-22 06:52:55,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-12-22 06:52:55,519 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:52:55,519 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:52:55,519 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-22 06:52:55,520 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:52:55,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:52:55,520 INFO L82 PathProgramCache]: Analyzing trace with hash 1635205776, now seen corresponding path program 1 times [2020-12-22 06:52:55,521 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:52:55,521 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [951448318] [2020-12-22 06:52:55,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:52:55,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:52:55,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 06:52:55,683 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [951448318] [2020-12-22 06:52:55,683 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:52:55,684 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 06:52:55,684 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [181121761] [2020-12-22 06:52:55,685 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:52:55,686 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:52:55,686 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:52:55,687 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:52:55,687 INFO L87 Difference]: Start difference. First operand 73 states and 102 transitions. Second operand 3 states. [2020-12-22 06:52:55,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:52:55,699 INFO L93 Difference]: Finished difference Result 73 states and 102 transitions. [2020-12-22 06:52:55,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:52:55,700 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2020-12-22 06:52:55,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:52:55,701 INFO L225 Difference]: With dead ends: 73 [2020-12-22 06:52:55,702 INFO L226 Difference]: Without dead ends: 35 [2020-12-22 06:52:55,703 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:52:55,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2020-12-22 06:52:55,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2020-12-22 06:52:55,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2020-12-22 06:52:55,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 49 transitions. [2020-12-22 06:52:55,709 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 49 transitions. Word has length 17 [2020-12-22 06:52:55,710 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:52:55,710 INFO L481 AbstractCegarLoop]: Abstraction has 35 states and 49 transitions. [2020-12-22 06:52:55,710 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:52:55,710 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 49 transitions. [2020-12-22 06:52:55,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-22 06:52:55,711 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:52:55,712 INFO L422 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] [2020-12-22 06:52:55,712 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-22 06:52:55,712 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:52:55,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:52:55,713 INFO L82 PathProgramCache]: Analyzing trace with hash -1451070739, now seen corresponding path program 1 times [2020-12-22 06:52:55,713 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:52:55,714 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [53753456] [2020-12-22 06:52:55,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:52:55,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:52:55,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 06:52:55,862 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [53753456] [2020-12-22 06:52:55,862 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:52:55,863 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 06:52:55,863 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [604037195] [2020-12-22 06:52:55,863 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:52:55,864 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:52:55,864 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:52:55,865 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:52:55,865 INFO L87 Difference]: Start difference. First operand 35 states and 49 transitions. Second operand 3 states. [2020-12-22 06:52:55,882 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:52:55,883 INFO L93 Difference]: Finished difference Result 93 states and 135 transitions. [2020-12-22 06:52:55,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:52:55,883 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2020-12-22 06:52:55,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:52:55,885 INFO L225 Difference]: With dead ends: 93 [2020-12-22 06:52:55,885 INFO L226 Difference]: Without dead ends: 64 [2020-12-22 06:52:55,886 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:52:55,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2020-12-22 06:52:55,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 60. [2020-12-22 06:52:55,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60 states. [2020-12-22 06:52:55,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 87 transitions. [2020-12-22 06:52:55,897 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 87 transitions. Word has length 22 [2020-12-22 06:52:55,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:52:55,898 INFO L481 AbstractCegarLoop]: Abstraction has 60 states and 87 transitions. [2020-12-22 06:52:55,898 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:52:55,898 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 87 transitions. [2020-12-22 06:52:55,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-12-22 06:52:55,899 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:52:55,899 INFO L422 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] [2020-12-22 06:52:55,899 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-22 06:52:55,900 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:52:55,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:52:55,901 INFO L82 PathProgramCache]: Analyzing trace with hash 1281905457, now seen corresponding path program 1 times [2020-12-22 06:52:55,901 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:52:55,901 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [921589348] [2020-12-22 06:52:55,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:52:55,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:52:56,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 06:52:56,040 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [921589348] [2020-12-22 06:52:56,041 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:52:56,041 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 06:52:56,042 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [37702057] [2020-12-22 06:52:56,042 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:52:56,043 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:52:56,045 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:52:56,046 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:52:56,046 INFO L87 Difference]: Start difference. First operand 60 states and 87 transitions. Second operand 5 states. [2020-12-22 06:52:56,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:52:56,174 INFO L93 Difference]: Finished difference Result 298 states and 454 transitions. [2020-12-22 06:52:56,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-12-22 06:52:56,175 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2020-12-22 06:52:56,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:52:56,178 INFO L225 Difference]: With dead ends: 298 [2020-12-22 06:52:56,178 INFO L226 Difference]: Without dead ends: 244 [2020-12-22 06:52:56,179 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-12-22 06:52:56,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 244 states. [2020-12-22 06:52:56,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 244 to 108. [2020-12-22 06:52:56,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 108 states. [2020-12-22 06:52:56,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 157 transitions. [2020-12-22 06:52:56,212 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 157 transitions. Word has length 23 [2020-12-22 06:52:56,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:52:56,215 INFO L481 AbstractCegarLoop]: Abstraction has 108 states and 157 transitions. [2020-12-22 06:52:56,215 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:52:56,215 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 157 transitions. [2020-12-22 06:52:56,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-22 06:52:56,217 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:52:56,217 INFO L422 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] [2020-12-22 06:52:56,217 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-22 06:52:56,217 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:52:56,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:52:56,218 INFO L82 PathProgramCache]: Analyzing trace with hash -1060203461, now seen corresponding path program 1 times [2020-12-22 06:52:56,219 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:52:56,219 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [862290571] [2020-12-22 06:52:56,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:52:56,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:52:56,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 06:52:56,324 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [862290571] [2020-12-22 06:52:56,324 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:52:56,324 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 06:52:56,324 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1633580279] [2020-12-22 06:52:56,326 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:52:56,326 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:52:56,326 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:52:56,328 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:52:56,328 INFO L87 Difference]: Start difference. First operand 108 states and 157 transitions. Second operand 5 states. [2020-12-22 06:52:56,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:52:56,410 INFO L93 Difference]: Finished difference Result 304 states and 455 transitions. [2020-12-22 06:52:56,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-22 06:52:56,410 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2020-12-22 06:52:56,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:52:56,411 INFO L225 Difference]: With dead ends: 304 [2020-12-22 06:52:56,411 INFO L226 Difference]: Without dead ends: 0 [2020-12-22 06:52:56,413 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-12-22 06:52:56,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-22 06:52:56,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-22 06:52:56,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-22 06:52:56,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-22 06:52:56,414 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2020-12-22 06:52:56,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:52:56,414 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-22 06:52:56,414 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:52:56,414 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-22 06:52:56,415 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-22 06:52:56,415 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-22 06:52:56,417 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-22 06:52:56,610 INFO L189 CegarLoopUtils]: For program point L894(lines 894 900) no Hoare annotation was computed. [2020-12-22 06:52:56,610 INFO L185 CegarLoopUtils]: At program point L894-1(lines 688 694) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:52:56,611 INFO L185 CegarLoopUtils]: At program point L828(lines 813 831) the Hoare annotation is: false [2020-12-22 06:52:56,611 INFO L185 CegarLoopUtils]: At program point L828-1(lines 813 831) the Hoare annotation is: false [2020-12-22 06:52:56,611 INFO L185 CegarLoopUtils]: At program point L828-2(lines 813 831) the Hoare annotation is: false [2020-12-22 06:52:56,611 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 75) no Hoare annotation was computed. [2020-12-22 06:52:56,611 INFO L189 CegarLoopUtils]: For program point L878(lines 878 884) no Hoare annotation was computed. [2020-12-22 06:52:56,611 INFO L185 CegarLoopUtils]: At program point L878-1(lines 878 884) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:52:56,612 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-22 06:52:56,612 INFO L189 CegarLoopUtils]: For program point L664(lines 664 671) no Hoare annotation was computed. [2020-12-22 06:52:56,612 INFO L192 CegarLoopUtils]: At program point L664-1(lines 664 671) the Hoare annotation is: true [2020-12-22 06:52:56,613 INFO L189 CegarLoopUtils]: For program point L53(lines 53 66) no Hoare annotation was computed. [2020-12-22 06:52:56,613 INFO L185 CegarLoopUtils]: At program point L53-1(lines 1 913) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:52:56,613 INFO L189 CegarLoopUtils]: For program point L53-2(lines 53 66) no Hoare annotation was computed. [2020-12-22 06:52:56,614 INFO L185 CegarLoopUtils]: At program point L53-3(lines 1 913) the Hoare annotation is: false [2020-12-22 06:52:56,614 INFO L189 CegarLoopUtils]: For program point L53-4(lines 53 66) no Hoare annotation was computed. [2020-12-22 06:52:56,615 INFO L185 CegarLoopUtils]: At program point L53-5(lines 1 913) the Hoare annotation is: false [2020-12-22 06:52:56,615 INFO L185 CegarLoopUtils]: At program point L566(lines 1 913) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-12-22 06:52:56,615 INFO L185 CegarLoopUtils]: At program point L170(lines 165 173) the Hoare annotation is: false [2020-12-22 06:52:56,616 INFO L185 CegarLoopUtils]: At program point L170-1(lines 165 173) the Hoare annotation is: false [2020-12-22 06:52:56,616 INFO L189 CegarLoopUtils]: For program point L104(lines 104 108) no Hoare annotation was computed. [2020-12-22 06:52:56,616 INFO L185 CegarLoopUtils]: At program point L170-2(lines 165 173) the Hoare annotation is: false [2020-12-22 06:52:56,616 INFO L189 CegarLoopUtils]: For program point L57(lines 57 63) no Hoare annotation was computed. [2020-12-22 06:52:56,616 INFO L189 CegarLoopUtils]: For program point L57-2(lines 57 63) no Hoare annotation was computed. [2020-12-22 06:52:56,617 INFO L189 CegarLoopUtils]: For program point L57-4(lines 57 63) no Hoare annotation was computed. [2020-12-22 06:52:56,617 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-22 06:52:56,617 INFO L189 CegarLoopUtils]: For program point L75(line 75) no Hoare annotation was computed. [2020-12-22 06:52:56,617 INFO L189 CegarLoopUtils]: For program point L75-1(line 75) no Hoare annotation was computed. [2020-12-22 06:52:56,617 INFO L189 CegarLoopUtils]: For program point L75-2(line 75) no Hoare annotation was computed. [2020-12-22 06:52:56,618 INFO L189 CegarLoopUtils]: For program point L868(lines 868 874) no Hoare annotation was computed. [2020-12-22 06:52:56,618 INFO L185 CegarLoopUtils]: At program point L868-1(lines 868 874) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:52:56,618 INFO L189 CegarLoopUtils]: For program point L92(lines 92 96) no Hoare annotation was computed. [2020-12-22 06:52:56,618 INFO L189 CegarLoopUtils]: For program point L92-3(lines 92 96) no Hoare annotation was computed. [2020-12-22 06:52:56,618 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 75) no Hoare annotation was computed. [2020-12-22 06:52:56,619 INFO L189 CegarLoopUtils]: For program point L92-6(lines 92 96) no Hoare annotation was computed. [2020-12-22 06:52:56,619 INFO L189 CegarLoopUtils]: For program point L720(lines 720 737) no Hoare annotation was computed. [2020-12-22 06:52:56,619 INFO L189 CegarLoopUtils]: For program point L720-1(lines 720 737) no Hoare annotation was computed. [2020-12-22 06:52:56,620 INFO L189 CegarLoopUtils]: For program point L720-2(lines 720 737) no Hoare annotation was computed. [2020-12-22 06:52:56,620 INFO L189 CegarLoopUtils]: For program point L836(lines 836 842) no Hoare annotation was computed. [2020-12-22 06:52:56,620 INFO L185 CegarLoopUtils]: At program point L836-1(lines 836 842) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:52:56,621 INFO L185 CegarLoopUtils]: At program point L688(lines 687 706) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:52:56,621 INFO L189 CegarLoopUtils]: For program point L688-1(lines 688 694) no Hoare annotation was computed. [2020-12-22 06:52:56,624 INFO L185 CegarLoopUtils]: At program point L688-2(lines 687 706) the Hoare annotation is: false [2020-12-22 06:52:56,625 INFO L185 CegarLoopUtils]: At program point L688-3(lines 687 706) the Hoare annotation is: false [2020-12-22 06:52:56,625 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-22 06:52:56,625 INFO L192 CegarLoopUtils]: At program point L673(lines 654 676) the Hoare annotation is: true [2020-12-22 06:52:56,626 INFO L185 CegarLoopUtils]: At program point L640(lines 636 642) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-12-22 06:52:56,626 INFO L185 CegarLoopUtils]: At program point L574(lines 569 577) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-12-22 06:52:56,626 INFO L189 CegarLoopUtils]: For program point L888(lines 888 901) no Hoare annotation was computed. [2020-12-22 06:52:56,626 INFO L189 CegarLoopUtils]: For program point L822(lines 822 826) no Hoare annotation was computed. [2020-12-22 06:52:56,626 INFO L189 CegarLoopUtils]: For program point L822-2(lines 822 826) no Hoare annotation was computed. [2020-12-22 06:52:56,627 INFO L189 CegarLoopUtils]: For program point L822-3(lines 822 826) no Hoare annotation was computed. [2020-12-22 06:52:56,627 INFO L189 CegarLoopUtils]: For program point L822-5(lines 822 826) no Hoare annotation was computed. [2020-12-22 06:52:56,627 INFO L189 CegarLoopUtils]: For program point L822-6(lines 822 826) no Hoare annotation was computed. [2020-12-22 06:52:56,627 INFO L189 CegarLoopUtils]: For program point L822-8(lines 822 826) no Hoare annotation was computed. [2020-12-22 06:52:56,627 INFO L185 CegarLoopUtils]: At program point L591-2(lines 591 605) the Hoare annotation is: false [2020-12-22 06:52:56,627 INFO L185 CegarLoopUtils]: At program point L773(lines 768 776) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:52:56,628 INFO L185 CegarLoopUtils]: At program point L773-1(lines 768 776) the Hoare annotation is: false [2020-12-22 06:52:56,628 INFO L185 CegarLoopUtils]: At program point L773-2(lines 768 776) the Hoare annotation is: false [2020-12-22 06:52:56,628 INFO L185 CegarLoopUtils]: At program point L129(lines 124 132) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:52:56,628 INFO L185 CegarLoopUtils]: At program point L129-1(lines 124 132) the Hoare annotation is: false [2020-12-22 06:52:56,628 INFO L185 CegarLoopUtils]: At program point L129-2(lines 124 132) the Hoare annotation is: false [2020-12-22 06:52:56,628 INFO L189 CegarLoopUtils]: For program point L724(lines 724 732) no Hoare annotation was computed. [2020-12-22 06:52:56,628 INFO L189 CegarLoopUtils]: For program point L724-1(lines 724 732) no Hoare annotation was computed. [2020-12-22 06:52:56,629 INFO L189 CegarLoopUtils]: For program point L724-2(lines 724 732) no Hoare annotation was computed. [2020-12-22 06:52:56,629 INFO L189 CegarLoopUtils]: For program point L592(line 592) no Hoare annotation was computed. [2020-12-22 06:52:56,629 INFO L185 CegarLoopUtils]: At program point L906(lines 857 907) the Hoare annotation is: false [2020-12-22 06:52:56,629 INFO L189 CegarLoopUtils]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-22 06:52:56,629 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 75) no Hoare annotation was computed. [2020-12-22 06:52:56,629 INFO L189 CegarLoopUtils]: For program point L859(lines 858 905) no Hoare annotation was computed. [2020-12-22 06:52:56,630 INFO L189 CegarLoopUtils]: For program point L116(lines 116 120) no Hoare annotation was computed. [2020-12-22 06:52:56,630 INFO L189 CegarLoopUtils]: For program point L595(lines 595 599) no Hoare annotation was computed. [2020-12-22 06:52:56,630 INFO L189 CegarLoopUtils]: For program point L595-1(lines 688 694) no Hoare annotation was computed. [2020-12-22 06:52:56,630 INFO L189 CegarLoopUtils]: For program point L860(lines 860 864) no Hoare annotation was computed. [2020-12-22 06:52:56,630 INFO L185 CegarLoopUtils]: At program point L695(lines 695 701) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:52:56,630 INFO L185 CegarLoopUtils]: At program point L695-1(lines 695 701) the Hoare annotation is: false [2020-12-22 06:52:56,631 INFO L185 CegarLoopUtils]: At program point L695-2(lines 695 701) the Hoare annotation is: false [2020-12-22 06:52:56,650 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.12 06:52:56 BoogieIcfgContainer [2020-12-22 06:52:56,650 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-22 06:52:56,651 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-22 06:52:56,651 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-22 06:52:56,651 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-22 06:52:56,652 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:52:54" (3/4) ... [2020-12-22 06:52:56,655 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-22 06:52:56,672 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-12-22 06:52:56,672 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-12-22 06:52:56,673 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-12-22 06:52:56,674 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-12-22 06:52:56,675 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-12-22 06:52:56,675 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-22 06:52:56,676 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-22 06:52:56,707 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\result == 0 && pumpRunning == 0) && splverifierCounter == 0 [2020-12-22 06:52:56,776 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/product-lines/minepump_spec1_product19.cil.c-witness.graphml [2020-12-22 06:52:56,776 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-22 06:52:56,779 INFO L168 Benchmark]: Toolchain (without parser) took 3672.39 ms. Allocated memory was 151.0 MB in the beginning and 185.6 MB in the end (delta: 34.6 MB). Free memory was 124.8 MB in the beginning and 74.4 MB in the end (delta: 50.3 MB). Peak memory consumption was 85.2 MB. Max. memory is 8.0 GB. [2020-12-22 06:52:56,779 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 151.0 MB. Free memory is still 125.3 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-12-22 06:52:56,780 INFO L168 Benchmark]: CACSL2BoogieTranslator took 686.74 ms. Allocated memory is still 151.0 MB. Free memory was 124.5 MB in the beginning and 104.0 MB in the end (delta: 20.5 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. [2020-12-22 06:52:56,781 INFO L168 Benchmark]: Boogie Procedure Inliner took 83.88 ms. Allocated memory is still 151.0 MB. Free memory was 103.8 MB in the beginning and 100.9 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2020-12-22 06:52:56,781 INFO L168 Benchmark]: Boogie Preprocessor took 45.23 ms. Allocated memory is still 151.0 MB. Free memory was 100.9 MB in the beginning and 98.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2020-12-22 06:52:56,781 INFO L168 Benchmark]: RCFGBuilder took 986.53 ms. Allocated memory is still 151.0 MB. Free memory was 98.8 MB in the beginning and 87.4 MB in the end (delta: 11.4 MB). Peak memory consumption was 12.4 MB. Max. memory is 8.0 GB. [2020-12-22 06:52:56,782 INFO L168 Benchmark]: TraceAbstraction took 1731.48 ms. Allocated memory was 151.0 MB in the beginning and 185.6 MB in the end (delta: 34.6 MB). Free memory was 86.9 MB in the beginning and 81.2 MB in the end (delta: 5.6 MB). Peak memory consumption was 40.3 MB. Max. memory is 8.0 GB. [2020-12-22 06:52:56,782 INFO L168 Benchmark]: Witness Printer took 125.50 ms. Allocated memory is still 185.6 MB. Free memory was 81.2 MB in the beginning and 74.4 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 8.0 GB. [2020-12-22 06:52:56,784 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 151.0 MB. Free memory is still 125.3 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 686.74 ms. Allocated memory is still 151.0 MB. Free memory was 124.5 MB in the beginning and 104.0 MB in the end (delta: 20.5 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 83.88 ms. Allocated memory is still 151.0 MB. Free memory was 103.8 MB in the beginning and 100.9 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 45.23 ms. Allocated memory is still 151.0 MB. Free memory was 100.9 MB in the beginning and 98.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 986.53 ms. Allocated memory is still 151.0 MB. Free memory was 98.8 MB in the beginning and 87.4 MB in the end (delta: 11.4 MB). Peak memory consumption was 12.4 MB. Max. memory is 8.0 GB. * TraceAbstraction took 1731.48 ms. Allocated memory was 151.0 MB in the beginning and 185.6 MB in the end (delta: 34.6 MB). Free memory was 86.9 MB in the beginning and 81.2 MB in the end (delta: 5.6 MB). Peak memory consumption was 40.3 MB. Max. memory is 8.0 GB. * Witness Printer took 125.50 ms. Allocated memory is still 185.6 MB. Free memory was 81.2 MB in the beginning and 74.4 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 75]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 75]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 75]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 768]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 868]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 768]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 165]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 857]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 165]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 124]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 569]: Loop Invariant Derived loop invariant: (1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 124]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 688]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 124]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 813]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 813]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 768]: Loop Invariant Derived loop invariant: (\result == 0 && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 813]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 687]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 836]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 878]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 687]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 591]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 664]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 695]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 654]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 695]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 636]: Loop Invariant Derived loop invariant: (1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 695]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 165]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 687]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 77 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1.4s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 333 SDtfs, 340 SDslu, 334 SDs, 0 SdLazy, 47 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 21 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=108occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 140 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 32 LocationsWithAnnotation, 32 PreInvPairs, 118 NumberOfFragments, 116 HoareAnnotationTreeSize, 32 FomulaSimplifications, 2679 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 32 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 97 ConstructedInterpolants, 0 QuantifiedInterpolants, 4477 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...