/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_product28.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-4f750a8 [2020-12-22 06:53:06,554 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-22 06:53:06,558 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-22 06:53:06,617 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-22 06:53:06,618 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-22 06:53:06,623 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-22 06:53:06,628 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-22 06:53:06,636 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-22 06:53:06,640 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-22 06:53:06,646 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-22 06:53:06,648 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-22 06:53:06,649 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-22 06:53:06,650 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-22 06:53:06,653 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-22 06:53:06,656 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-22 06:53:06,671 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-22 06:53:06,673 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-22 06:53:06,676 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-22 06:53:06,683 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-22 06:53:06,691 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-22 06:53:06,693 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-22 06:53:06,695 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-22 06:53:06,696 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-22 06:53:06,698 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-22 06:53:06,707 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-12-22 06:53:06,712 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-22 06:53:06,713 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-22 06:53:06,715 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-22 06:53:06,716 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-22 06:53:06,717 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-22 06:53:06,717 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-22 06:53:06,718 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-22 06:53:06,718 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-22 06:53:06,719 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-22 06:53:06,719 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-22 06:53:06,720 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-22 06:53:06,726 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-22 06:53:06,778 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-22 06:53:06,779 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-22 06:53:06,783 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-22 06:53:06,783 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-22 06:53:06,783 INFO L138 SettingsManager]: * Use SBE=true [2020-12-22 06:53:06,784 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-22 06:53:06,784 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-22 06:53:06,784 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-22 06:53:06,784 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-22 06:53:06,785 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-22 06:53:06,786 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-22 06:53:06,786 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-22 06:53:06,786 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-22 06:53:06,786 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-22 06:53:06,787 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-22 06:53:06,787 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-22 06:53:06,787 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-22 06:53:06,787 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 06:53:06,788 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-22 06:53:06,788 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-22 06:53:06,788 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-22 06:53:06,789 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-22 06:53:06,789 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-22 06:53:06,789 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-22 06:53:06,789 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-22 06:53:06,789 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-22 06:53:07,239 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-22 06:53:07,271 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-22 06:53:07,274 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-22 06:53:07,276 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-22 06:53:07,277 INFO L275 PluginConnector]: CDTParser initialized [2020-12-22 06:53:07,278 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec1_product28.cil.c [2020-12-22 06:53:07,367 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01c9904df/d6cda8ba9b3d47089ba619a6412ba4d3/FLAG0b9a213df [2020-12-22 06:53:08,129 INFO L306 CDTParser]: Found 1 translation units. [2020-12-22 06:53:08,130 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product28.cil.c [2020-12-22 06:53:08,158 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01c9904df/d6cda8ba9b3d47089ba619a6412ba4d3/FLAG0b9a213df [2020-12-22 06:53:08,423 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01c9904df/d6cda8ba9b3d47089ba619a6412ba4d3 [2020-12-22 06:53:08,426 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-22 06:53:08,428 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-22 06:53:08,430 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-22 06:53:08,430 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-22 06:53:08,437 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-22 06:53:08,438 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 06:53:08" (1/1) ... [2020-12-22 06:53:08,440 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39f91e68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:53:08, skipping insertion in model container [2020-12-22 06:53:08,440 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 06:53:08" (1/1) ... [2020-12-22 06:53:08,450 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-22 06:53:08,521 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-22 06:53:08,672 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_product28.cil.c[1281,1294] [2020-12-22 06:53:08,843 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 06:53:08,857 INFO L203 MainTranslator]: Completed pre-run [2020-12-22 06:53:08,873 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_product28.cil.c[1281,1294] [2020-12-22 06:53:08,957 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 06:53:09,000 INFO L208 MainTranslator]: Completed translation [2020-12-22 06:53:09,000 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:53:09 WrapperNode [2020-12-22 06:53:09,001 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-22 06:53:09,003 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-22 06:53:09,003 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-22 06:53:09,003 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-22 06:53:09,012 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:53:09" (1/1) ... [2020-12-22 06:53:09,050 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:53:09" (1/1) ... [2020-12-22 06:53:09,100 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-22 06:53:09,101 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-22 06:53:09,101 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-22 06:53:09,101 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-22 06:53:09,145 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:53:09" (1/1) ... [2020-12-22 06:53:09,145 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:53:09" (1/1) ... [2020-12-22 06:53:09,175 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:53:09" (1/1) ... [2020-12-22 06:53:09,175 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:53:09" (1/1) ... [2020-12-22 06:53:09,189 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:53:09" (1/1) ... [2020-12-22 06:53:09,203 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:53:09" (1/1) ... [2020-12-22 06:53:09,207 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:53:09" (1/1) ... [2020-12-22 06:53:09,211 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-22 06:53:09,215 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-22 06:53:09,215 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-22 06:53:09,216 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-22 06:53:09,217 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:53:09" (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 06:53:09,312 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-22 06:53:09,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-22 06:53:09,313 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-22 06:53:09,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-22 06:53:10,372 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-22 06:53:10,373 INFO L299 CfgBuilder]: Removed 102 assume(true) statements. [2020-12-22 06:53:10,375 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:53:10 BoogieIcfgContainer [2020-12-22 06:53:10,375 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-22 06:53:10,378 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-22 06:53:10,379 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-22 06:53:10,383 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-22 06:53:10,386 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 06:53:08" (1/3) ... [2020-12-22 06:53:10,387 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76d7e827 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 06:53:10, skipping insertion in model container [2020-12-22 06:53:10,388 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:53:09" (2/3) ... [2020-12-22 06:53:10,388 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76d7e827 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 06:53:10, skipping insertion in model container [2020-12-22 06:53:10,388 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:53:10" (3/3) ... [2020-12-22 06:53:10,391 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product28.cil.c [2020-12-22 06:53:10,398 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-22 06:53:10,404 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-12-22 06:53:10,426 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-12-22 06:53:10,473 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-22 06:53:10,474 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-22 06:53:10,474 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-22 06:53:10,474 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-22 06:53:10,474 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-22 06:53:10,474 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-22 06:53:10,474 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-22 06:53:10,475 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-22 06:53:10,498 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states. [2020-12-22 06:53:10,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-12-22 06:53:10,513 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:53:10,514 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:53:10,515 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:53:10,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:53:10,527 INFO L82 PathProgramCache]: Analyzing trace with hash -760561614, now seen corresponding path program 1 times [2020-12-22 06:53:10,540 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:53:10,540 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [40945701] [2020-12-22 06:53:10,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:53:10,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:53:10,871 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 06:53:10,872 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [40945701] [2020-12-22 06:53:10,873 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:53:10,873 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 06:53:10,875 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [183232871] [2020-12-22 06:53:10,880 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-22 06:53:10,881 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:53:10,897 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-22 06:53:10,898 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-22 06:53:10,901 INFO L87 Difference]: Start difference. First operand 77 states. Second operand 2 states. [2020-12-22 06:53:10,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:53:10,936 INFO L93 Difference]: Finished difference Result 148 states and 221 transitions. [2020-12-22 06:53:10,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-22 06:53:10,938 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2020-12-22 06:53:10,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:53:10,951 INFO L225 Difference]: With dead ends: 148 [2020-12-22 06:53:10,952 INFO L226 Difference]: Without dead ends: 73 [2020-12-22 06:53:10,956 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 06:53:10,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2020-12-22 06:53:11,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2020-12-22 06:53:11,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2020-12-22 06:53:11,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 102 transitions. [2020-12-22 06:53:11,006 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 102 transitions. Word has length 16 [2020-12-22 06:53:11,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:53:11,007 INFO L481 AbstractCegarLoop]: Abstraction has 73 states and 102 transitions. [2020-12-22 06:53:11,007 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-22 06:53:11,007 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 102 transitions. [2020-12-22 06:53:11,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-12-22 06:53:11,009 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:53:11,009 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 06:53:11,009 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-22 06:53:11,010 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:53:11,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:53:11,011 INFO L82 PathProgramCache]: Analyzing trace with hash -1807318511, now seen corresponding path program 1 times [2020-12-22 06:53:11,011 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:53:11,011 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1094239417] [2020-12-22 06:53:11,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:53:11,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:53:11,229 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 06:53:11,230 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1094239417] [2020-12-22 06:53:11,230 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:53:11,230 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 06:53:11,231 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [211733643] [2020-12-22 06:53:11,233 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:53:11,233 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:53:11,234 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:53:11,235 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:53:11,235 INFO L87 Difference]: Start difference. First operand 73 states and 102 transitions. Second operand 3 states. [2020-12-22 06:53:11,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:53:11,261 INFO L93 Difference]: Finished difference Result 73 states and 102 transitions. [2020-12-22 06:53:11,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:53:11,262 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2020-12-22 06:53:11,263 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:53:11,265 INFO L225 Difference]: With dead ends: 73 [2020-12-22 06:53:11,265 INFO L226 Difference]: Without dead ends: 35 [2020-12-22 06:53:11,267 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 06:53:11,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2020-12-22 06:53:11,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2020-12-22 06:53:11,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2020-12-22 06:53:11,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 49 transitions. [2020-12-22 06:53:11,279 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 49 transitions. Word has length 17 [2020-12-22 06:53:11,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:53:11,279 INFO L481 AbstractCegarLoop]: Abstraction has 35 states and 49 transitions. [2020-12-22 06:53:11,280 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:53:11,280 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 49 transitions. [2020-12-22 06:53:11,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-22 06:53:11,282 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:53:11,282 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 06:53:11,282 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-22 06:53:11,283 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:53:11,285 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:53:11,285 INFO L82 PathProgramCache]: Analyzing trace with hash 1208826733, now seen corresponding path program 1 times [2020-12-22 06:53:11,285 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:53:11,286 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [991538243] [2020-12-22 06:53:11,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:53:11,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:53:11,425 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 06:53:11,425 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [991538243] [2020-12-22 06:53:11,426 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:53:11,426 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 06:53:11,426 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [76398458] [2020-12-22 06:53:11,426 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:53:11,427 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:53:11,428 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:53:11,429 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:53:11,429 INFO L87 Difference]: Start difference. First operand 35 states and 49 transitions. Second operand 3 states. [2020-12-22 06:53:11,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:53:11,489 INFO L93 Difference]: Finished difference Result 93 states and 135 transitions. [2020-12-22 06:53:11,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:53:11,493 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2020-12-22 06:53:11,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:53:11,494 INFO L225 Difference]: With dead ends: 93 [2020-12-22 06:53:11,494 INFO L226 Difference]: Without dead ends: 64 [2020-12-22 06:53:11,498 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 06:53:11,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2020-12-22 06:53:11,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 60. [2020-12-22 06:53:11,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60 states. [2020-12-22 06:53:11,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 87 transitions. [2020-12-22 06:53:11,518 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 87 transitions. Word has length 22 [2020-12-22 06:53:11,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:53:11,519 INFO L481 AbstractCegarLoop]: Abstraction has 60 states and 87 transitions. [2020-12-22 06:53:11,519 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:53:11,519 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 87 transitions. [2020-12-22 06:53:11,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-12-22 06:53:11,522 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:53:11,523 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 06:53:11,523 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-22 06:53:11,523 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:53:11,524 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:53:11,524 INFO L82 PathProgramCache]: Analyzing trace with hash 2134348466, now seen corresponding path program 1 times [2020-12-22 06:53:11,524 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:53:11,525 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1380825539] [2020-12-22 06:53:11,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:53:11,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:53:11,668 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 06:53:11,669 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1380825539] [2020-12-22 06:53:11,669 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:53:11,669 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 06:53:11,669 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1180663755] [2020-12-22 06:53:11,670 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:53:11,672 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:53:11,673 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:53:11,675 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:53:11,675 INFO L87 Difference]: Start difference. First operand 60 states and 87 transitions. Second operand 5 states. [2020-12-22 06:53:11,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:53:11,790 INFO L93 Difference]: Finished difference Result 298 states and 454 transitions. [2020-12-22 06:53:11,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-12-22 06:53:11,791 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2020-12-22 06:53:11,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:53:11,794 INFO L225 Difference]: With dead ends: 298 [2020-12-22 06:53:11,794 INFO L226 Difference]: Without dead ends: 244 [2020-12-22 06:53:11,796 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 06:53:11,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 244 states. [2020-12-22 06:53:11,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 244 to 108. [2020-12-22 06:53:11,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 108 states. [2020-12-22 06:53:11,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 157 transitions. [2020-12-22 06:53:11,829 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 157 transitions. Word has length 23 [2020-12-22 06:53:11,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:53:11,829 INFO L481 AbstractCegarLoop]: Abstraction has 108 states and 157 transitions. [2020-12-22 06:53:11,830 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:53:11,830 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 157 transitions. [2020-12-22 06:53:11,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-22 06:53:11,834 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:53:11,834 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 06:53:11,834 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-22 06:53:11,835 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:53:11,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:53:11,835 INFO L82 PathProgramCache]: Analyzing trace with hash -207760452, now seen corresponding path program 1 times [2020-12-22 06:53:11,836 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:53:11,836 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1407217694] [2020-12-22 06:53:11,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:53:11,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:53:11,960 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 06:53:11,961 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1407217694] [2020-12-22 06:53:11,962 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:53:11,962 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 06:53:11,962 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [728852520] [2020-12-22 06:53:11,963 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:53:11,964 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:53:11,964 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:53:11,966 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:53:11,966 INFO L87 Difference]: Start difference. First operand 108 states and 157 transitions. Second operand 5 states. [2020-12-22 06:53:12,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:53:12,065 INFO L93 Difference]: Finished difference Result 304 states and 455 transitions. [2020-12-22 06:53:12,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-22 06:53:12,066 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2020-12-22 06:53:12,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:53:12,066 INFO L225 Difference]: With dead ends: 304 [2020-12-22 06:53:12,067 INFO L226 Difference]: Without dead ends: 0 [2020-12-22 06:53:12,070 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 06:53:12,071 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-22 06:53:12,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-22 06:53:12,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-22 06:53:12,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-22 06:53:12,072 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2020-12-22 06:53:12,072 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:53:12,072 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-22 06:53:12,072 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:53:12,072 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-22 06:53:12,072 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-22 06:53:12,072 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-22 06:53:12,076 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-22 06:53:12,354 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2020-12-22 06:53:12,354 INFO L189 CegarLoopUtils]: For program point L630(lines 630 647) no Hoare annotation was computed. [2020-12-22 06:53:12,354 INFO L189 CegarLoopUtils]: For program point L630-1(lines 630 647) no Hoare annotation was computed. [2020-12-22 06:53:12,354 INFO L189 CegarLoopUtils]: For program point L630-2(lines 630 647) no Hoare annotation was computed. [2020-12-22 06:53:12,354 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-22 06:53:12,355 INFO L189 CegarLoopUtils]: For program point L796(lines 796 802) no Hoare annotation was computed. [2020-12-22 06:53:12,355 INFO L189 CegarLoopUtils]: For program point L796-2(lines 796 802) no Hoare annotation was computed. [2020-12-22 06:53:12,355 INFO L189 CegarLoopUtils]: For program point L796-4(lines 796 802) no Hoare annotation was computed. [2020-12-22 06:53:12,355 INFO L185 CegarLoopUtils]: At program point L598(lines 597 616) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:53:12,355 INFO L189 CegarLoopUtils]: For program point L565(lines 565 571) no Hoare annotation was computed. [2020-12-22 06:53:12,356 INFO L189 CegarLoopUtils]: For program point L598-1(lines 598 604) no Hoare annotation was computed. [2020-12-22 06:53:12,356 INFO L185 CegarLoopUtils]: At program point L565-1(lines 598 604) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:53:12,357 INFO L185 CegarLoopUtils]: At program point L598-2(lines 597 616) the Hoare annotation is: false [2020-12-22 06:53:12,357 INFO L185 CegarLoopUtils]: At program point L598-3(lines 597 616) the Hoare annotation is: false [2020-12-22 06:53:12,357 INFO L189 CegarLoopUtils]: For program point L863(lines 863 867) no Hoare annotation was computed. [2020-12-22 06:53:12,357 INFO L189 CegarLoopUtils]: For program point L863-1(lines 598 604) no Hoare annotation was computed. [2020-12-22 06:53:12,357 INFO L189 CegarLoopUtils]: For program point L764(lines 764 770) no Hoare annotation was computed. [2020-12-22 06:53:12,357 INFO L185 CegarLoopUtils]: At program point L764-1(lines 764 770) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:53:12,358 INFO L185 CegarLoopUtils]: At program point L467(lines 462 470) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:53:12,358 INFO L185 CegarLoopUtils]: At program point L467-1(lines 462 470) the Hoare annotation is: false [2020-12-22 06:53:12,358 INFO L185 CegarLoopUtils]: At program point L467-2(lines 462 470) the Hoare annotation is: false [2020-12-22 06:53:12,358 INFO L189 CegarLoopUtils]: For program point L930(lines 930 937) no Hoare annotation was computed. [2020-12-22 06:53:12,358 INFO L192 CegarLoopUtils]: At program point L930-1(lines 930 937) the Hoare annotation is: true [2020-12-22 06:53:12,358 INFO L189 CegarLoopUtils]: For program point L634(lines 634 642) no Hoare annotation was computed. [2020-12-22 06:53:12,359 INFO L189 CegarLoopUtils]: For program point L634-1(lines 634 642) no Hoare annotation was computed. [2020-12-22 06:53:12,359 INFO L189 CegarLoopUtils]: For program point L634-2(lines 634 642) no Hoare annotation was computed. [2020-12-22 06:53:12,359 INFO L189 CegarLoopUtils]: For program point L750(lines 750 754) no Hoare annotation was computed. [2020-12-22 06:53:12,359 INFO L189 CegarLoopUtils]: For program point L750-2(lines 750 754) no Hoare annotation was computed. [2020-12-22 06:53:12,359 INFO L189 CegarLoopUtils]: For program point L750-3(lines 750 754) no Hoare annotation was computed. [2020-12-22 06:53:12,359 INFO L189 CegarLoopUtils]: For program point L750-5(lines 750 754) no Hoare annotation was computed. [2020-12-22 06:53:12,359 INFO L189 CegarLoopUtils]: For program point L750-6(lines 750 754) no Hoare annotation was computed. [2020-12-22 06:53:12,361 INFO L189 CegarLoopUtils]: For program point L750-8(lines 750 754) no Hoare annotation was computed. [2020-12-22 06:53:12,361 INFO L185 CegarLoopUtils]: At program point L701(lines 696 704) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:53:12,361 INFO L185 CegarLoopUtils]: At program point L701-1(lines 696 704) the Hoare annotation is: false [2020-12-22 06:53:12,361 INFO L185 CegarLoopUtils]: At program point L701-2(lines 696 704) the Hoare annotation is: false [2020-12-22 06:53:12,361 INFO L189 CegarLoopUtils]: For program point L454(lines 454 458) no Hoare annotation was computed. [2020-12-22 06:53:12,362 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-22 06:53:12,362 INFO L189 CegarLoopUtils]: For program point L537(lines 537 543) no Hoare annotation was computed. [2020-12-22 06:53:12,362 INFO L185 CegarLoopUtils]: At program point L537-1(lines 537 543) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:53:12,362 INFO L185 CegarLoopUtils]: At program point L835(lines 1 942) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-12-22 06:53:12,363 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2020-12-22 06:53:12,364 INFO L185 CegarLoopUtils]: At program point L605(lines 605 611) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:53:12,368 INFO L185 CegarLoopUtils]: At program point L605-1(lines 605 611) the Hoare annotation is: false [2020-12-22 06:53:12,368 INFO L185 CegarLoopUtils]: At program point L605-2(lines 605 611) the Hoare annotation is: false [2020-12-22 06:53:12,369 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-22 06:53:12,370 INFO L189 CegarLoopUtils]: For program point L557(lines 557 572) no Hoare annotation was computed. [2020-12-22 06:53:12,374 INFO L185 CegarLoopUtils]: At program point L508(lines 503 511) the Hoare annotation is: false [2020-12-22 06:53:12,374 INFO L185 CegarLoopUtils]: At program point L508-1(lines 503 511) the Hoare annotation is: false [2020-12-22 06:53:12,374 INFO L189 CegarLoopUtils]: For program point L442(lines 442 446) no Hoare annotation was computed. [2020-12-22 06:53:12,375 INFO L185 CegarLoopUtils]: At program point L508-2(lines 503 511) the Hoare annotation is: false [2020-12-22 06:53:12,375 INFO L185 CegarLoopUtils]: At program point L756(lines 741 759) the Hoare annotation is: false [2020-12-22 06:53:12,375 INFO L185 CegarLoopUtils]: At program point L756-1(lines 741 759) the Hoare annotation is: false [2020-12-22 06:53:12,375 INFO L185 CegarLoopUtils]: At program point L756-2(lines 741 759) the Hoare annotation is: false [2020-12-22 06:53:12,375 INFO L189 CegarLoopUtils]: For program point L46(line 46) no Hoare annotation was computed. [2020-12-22 06:53:12,375 INFO L189 CegarLoopUtils]: For program point L46-1(line 46) no Hoare annotation was computed. [2020-12-22 06:53:12,375 INFO L189 CegarLoopUtils]: For program point L46-2(line 46) no Hoare annotation was computed. [2020-12-22 06:53:12,376 INFO L192 CegarLoopUtils]: At program point L939(lines 920 942) the Hoare annotation is: true [2020-12-22 06:53:12,382 INFO L185 CegarLoopUtils]: At program point L907(lines 903 909) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-12-22 06:53:12,382 INFO L185 CegarLoopUtils]: At program point L577(lines 526 578) the Hoare annotation is: false [2020-12-22 06:53:12,382 INFO L189 CegarLoopUtils]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-22 06:53:12,382 INFO L189 CegarLoopUtils]: For program point L792(lines 792 805) no Hoare annotation was computed. [2020-12-22 06:53:12,383 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2020-12-22 06:53:12,383 INFO L185 CegarLoopUtils]: At program point L792-1(lines 1 942) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:53:12,383 INFO L189 CegarLoopUtils]: For program point L792-2(lines 792 805) no Hoare annotation was computed. [2020-12-22 06:53:12,383 INFO L185 CegarLoopUtils]: At program point L792-3(lines 1 942) the Hoare annotation is: false [2020-12-22 06:53:12,383 INFO L189 CegarLoopUtils]: For program point L792-4(lines 792 805) no Hoare annotation was computed. [2020-12-22 06:53:12,385 INFO L185 CegarLoopUtils]: At program point L792-5(lines 1 942) the Hoare annotation is: false [2020-12-22 06:53:12,385 INFO L189 CegarLoopUtils]: For program point L528(lines 527 576) no Hoare annotation was computed. [2020-12-22 06:53:12,385 INFO L185 CegarLoopUtils]: At program point L859-2(lines 859 873) the Hoare annotation is: false [2020-12-22 06:53:12,385 INFO L189 CegarLoopUtils]: For program point L529(lines 529 533) no Hoare annotation was computed. [2020-12-22 06:53:12,386 INFO L189 CegarLoopUtils]: For program point L430(lines 430 434) no Hoare annotation was computed. [2020-12-22 06:53:12,386 INFO L185 CegarLoopUtils]: At program point L843(lines 838 846) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-12-22 06:53:12,386 INFO L189 CegarLoopUtils]: For program point L430-3(lines 430 434) no Hoare annotation was computed. [2020-12-22 06:53:12,386 INFO L189 CegarLoopUtils]: For program point L430-6(lines 430 434) no Hoare annotation was computed. [2020-12-22 06:53:12,386 INFO L189 CegarLoopUtils]: For program point L860(line 860) no Hoare annotation was computed. [2020-12-22 06:53:12,386 INFO L189 CegarLoopUtils]: For program point L547(lines 547 553) no Hoare annotation was computed. [2020-12-22 06:53:12,387 INFO L185 CegarLoopUtils]: At program point L547-1(lines 547 553) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:53:12,420 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.12 06:53:12 BoogieIcfgContainer [2020-12-22 06:53:12,420 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-22 06:53:12,421 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-22 06:53:12,421 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-22 06:53:12,421 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-22 06:53:12,422 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:53:10" (3/4) ... [2020-12-22 06:53:12,425 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-22 06:53:12,442 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-12-22 06:53:12,443 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-12-22 06:53:12,444 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-12-22 06:53:12,444 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-12-22 06:53:12,445 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-12-22 06:53:12,446 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-22 06:53:12,446 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-22 06:53:12,479 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\result == 0 && pumpRunning == 0) && splverifierCounter == 0 [2020-12-22 06:53:12,552 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/product-lines/minepump_spec1_product28.cil.c-witness.graphml [2020-12-22 06:53:12,552 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-22 06:53:12,556 INFO L168 Benchmark]: Toolchain (without parser) took 4125.49 ms. Allocated memory was 151.0 MB in the beginning and 183.5 MB in the end (delta: 32.5 MB). Free memory was 125.2 MB in the beginning and 145.7 MB in the end (delta: -20.6 MB). Peak memory consumption was 14.2 MB. Max. memory is 8.0 GB. [2020-12-22 06:53:12,557 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 151.0 MB. Free memory is still 122.7 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-12-22 06:53:12,557 INFO L168 Benchmark]: CACSL2BoogieTranslator took 572.02 ms. Allocated memory is still 151.0 MB. Free memory was 124.9 MB in the beginning and 103.8 MB in the end (delta: 21.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. [2020-12-22 06:53:12,557 INFO L168 Benchmark]: Boogie Procedure Inliner took 97.63 ms. Allocated memory is still 151.0 MB. Free memory was 103.8 MB in the beginning and 100.8 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2020-12-22 06:53:12,558 INFO L168 Benchmark]: Boogie Preprocessor took 110.47 ms. Allocated memory is still 151.0 MB. Free memory was 100.8 MB in the beginning and 131.7 MB in the end (delta: -30.9 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2020-12-22 06:53:12,558 INFO L168 Benchmark]: RCFGBuilder took 1160.48 ms. Allocated memory is still 151.0 MB. Free memory was 131.7 MB in the beginning and 78.8 MB in the end (delta: 53.0 MB). Peak memory consumption was 52.4 MB. Max. memory is 8.0 GB. [2020-12-22 06:53:12,559 INFO L168 Benchmark]: TraceAbstraction took 2042.64 ms. Allocated memory was 151.0 MB in the beginning and 183.5 MB in the end (delta: 32.5 MB). Free memory was 78.2 MB in the beginning and 152.6 MB in the end (delta: -74.3 MB). Peak memory consumption was 35.3 MB. Max. memory is 8.0 GB. [2020-12-22 06:53:12,559 INFO L168 Benchmark]: Witness Printer took 130.95 ms. Allocated memory is still 183.5 MB. Free memory was 152.6 MB in the beginning and 145.7 MB in the end (delta: 6.8 MB). Peak memory consumption was 7.3 MB. Max. memory is 8.0 GB. [2020-12-22 06:53:12,562 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 151.0 MB. Free memory is still 122.7 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 572.02 ms. Allocated memory is still 151.0 MB. Free memory was 124.9 MB in the beginning and 103.8 MB in the end (delta: 21.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 97.63 ms. Allocated memory is still 151.0 MB. Free memory was 103.8 MB in the beginning and 100.8 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 110.47 ms. Allocated memory is still 151.0 MB. Free memory was 100.8 MB in the beginning and 131.7 MB in the end (delta: -30.9 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1160.48 ms. Allocated memory is still 151.0 MB. Free memory was 131.7 MB in the beginning and 78.8 MB in the end (delta: 53.0 MB). Peak memory consumption was 52.4 MB. Max. memory is 8.0 GB. * TraceAbstraction took 2042.64 ms. Allocated memory was 151.0 MB in the beginning and 183.5 MB in the end (delta: 32.5 MB). Free memory was 78.2 MB in the beginning and 152.6 MB in the end (delta: -74.3 MB). Peak memory consumption was 35.3 MB. Max. memory is 8.0 GB. * Witness Printer took 130.95 ms. Allocated memory is still 183.5 MB. Free memory was 152.6 MB in the beginning and 145.7 MB in the end (delta: 6.8 MB). Peak memory consumption was 7.3 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 46]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 46]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 46]: 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: 859]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 537]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 930]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 526]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 597]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 598]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 597]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 503]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 503]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 764]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 503]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 597]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 838]: Loop Invariant Derived loop invariant: (1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 903]: Loop Invariant Derived loop invariant: (1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 741]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 741]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 696]: Loop Invariant Derived loop invariant: (\result == 0 && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 741]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 696]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 696]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 77 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1.6s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 333 SDtfs, 352 SDslu, 333 SDs, 0 SdLazy, 47 SolverSat, 10 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 22 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s 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, 0.3s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 97 ConstructedInterpolants, 0 QuantifiedInterpolants, 3931 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...