/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_spec2_product26.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-4f750a8 [2020-12-22 06:54:27,623 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-22 06:54:27,627 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-22 06:54:27,686 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-22 06:54:27,687 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-22 06:54:27,692 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-22 06:54:27,696 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-22 06:54:27,714 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-22 06:54:27,717 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-22 06:54:27,721 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-22 06:54:27,727 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-22 06:54:27,728 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-22 06:54:27,729 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-22 06:54:27,730 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-22 06:54:27,733 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-22 06:54:27,736 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-22 06:54:27,737 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-22 06:54:27,741 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-22 06:54:27,749 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-22 06:54:27,756 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-22 06:54:27,758 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-22 06:54:27,764 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-22 06:54:27,766 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-22 06:54:27,767 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-22 06:54:27,769 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-12-22 06:54:27,773 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-22 06:54:27,774 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-22 06:54:27,775 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-22 06:54:27,776 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-22 06:54:27,777 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-22 06:54:27,777 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-22 06:54:27,778 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-22 06:54:27,778 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-22 06:54:27,778 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-22 06:54:27,779 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-22 06:54:27,780 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-22 06:54:27,781 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-22 06:54:27,808 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-22 06:54:27,809 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-22 06:54:27,810 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-22 06:54:27,811 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-22 06:54:27,811 INFO L138 SettingsManager]: * Use SBE=true [2020-12-22 06:54:27,811 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-22 06:54:27,811 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-22 06:54:27,812 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-22 06:54:27,812 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-22 06:54:27,812 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-22 06:54:27,812 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-22 06:54:27,812 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-22 06:54:27,813 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-22 06:54:27,813 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-22 06:54:27,813 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-22 06:54:27,813 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-22 06:54:27,813 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-22 06:54:27,814 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 06:54:27,814 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-22 06:54:27,814 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-22 06:54:27,814 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-22 06:54:27,815 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-22 06:54:27,815 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-22 06:54:27,815 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-22 06:54:27,815 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-22 06:54:27,815 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-22 06:54:28,188 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-22 06:54:28,233 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-22 06:54:28,236 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-22 06:54:28,237 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-22 06:54:28,238 INFO L275 PluginConnector]: CDTParser initialized [2020-12-22 06:54:28,239 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec2_product26.cil.c [2020-12-22 06:54:28,335 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4533f131f/cde71e235aaa43a4918ca03d34a6a28a/FLAGd1bddeba7 [2020-12-22 06:54:29,050 INFO L306 CDTParser]: Found 1 translation units. [2020-12-22 06:54:29,051 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_product26.cil.c [2020-12-22 06:54:29,070 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4533f131f/cde71e235aaa43a4918ca03d34a6a28a/FLAGd1bddeba7 [2020-12-22 06:54:29,325 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4533f131f/cde71e235aaa43a4918ca03d34a6a28a [2020-12-22 06:54:29,329 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-22 06:54:29,334 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-22 06:54:29,337 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-22 06:54:29,337 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-22 06:54:29,342 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-22 06:54:29,343 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 06:54:29" (1/1) ... [2020-12-22 06:54:29,346 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23d86d3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:54:29, skipping insertion in model container [2020-12-22 06:54:29,346 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 06:54:29" (1/1) ... [2020-12-22 06:54:29,356 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-22 06:54:29,435 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-22 06:54:29,660 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_spec2_product26.cil.c[5102,5115] [2020-12-22 06:54:29,762 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 06:54:29,774 INFO L203 MainTranslator]: Completed pre-run [2020-12-22 06:54:29,805 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_spec2_product26.cil.c[5102,5115] [2020-12-22 06:54:29,872 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 06:54:29,920 INFO L208 MainTranslator]: Completed translation [2020-12-22 06:54:29,920 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:54:29 WrapperNode [2020-12-22 06:54:29,921 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-22 06:54:29,922 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-22 06:54:29,922 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-22 06:54:29,922 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-22 06:54:29,931 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:54:29" (1/1) ... [2020-12-22 06:54:29,951 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:54:29" (1/1) ... [2020-12-22 06:54:30,018 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-22 06:54:30,019 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-22 06:54:30,019 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-22 06:54:30,020 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-22 06:54:30,029 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:54:29" (1/1) ... [2020-12-22 06:54:30,030 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:54:29" (1/1) ... [2020-12-22 06:54:30,035 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:54:29" (1/1) ... [2020-12-22 06:54:30,035 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:54:29" (1/1) ... [2020-12-22 06:54:30,046 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:54:29" (1/1) ... [2020-12-22 06:54:30,053 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:54:29" (1/1) ... [2020-12-22 06:54:30,057 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:54:29" (1/1) ... [2020-12-22 06:54:30,062 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-22 06:54:30,063 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-22 06:54:30,064 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-22 06:54:30,064 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-22 06:54:30,065 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:54:29" (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 06:54:30,229 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-22 06:54:30,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-22 06:54:30,231 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-22 06:54:30,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-22 06:54:31,233 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-22 06:54:31,233 INFO L299 CfgBuilder]: Removed 100 assume(true) statements. [2020-12-22 06:54:31,236 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:54:31 BoogieIcfgContainer [2020-12-22 06:54:31,236 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-22 06:54:31,238 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-22 06:54:31,238 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-22 06:54:31,242 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-22 06:54:31,242 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 06:54:29" (1/3) ... [2020-12-22 06:54:31,243 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a34add8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 06:54:31, skipping insertion in model container [2020-12-22 06:54:31,244 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:54:29" (2/3) ... [2020-12-22 06:54:31,244 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a34add8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 06:54:31, skipping insertion in model container [2020-12-22 06:54:31,244 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:54:31" (3/3) ... [2020-12-22 06:54:31,246 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product26.cil.c [2020-12-22 06:54:31,254 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-22 06:54:31,260 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-12-22 06:54:31,287 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-12-22 06:54:31,313 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-22 06:54:31,313 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-22 06:54:31,313 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-22 06:54:31,313 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-22 06:54:31,314 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-22 06:54:31,314 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-22 06:54:31,314 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-22 06:54:31,314 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-22 06:54:31,332 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states. [2020-12-22 06:54:31,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-22 06:54:31,339 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:54:31,340 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:54:31,341 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:54:31,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:54:31,348 INFO L82 PathProgramCache]: Analyzing trace with hash -139589629, now seen corresponding path program 1 times [2020-12-22 06:54:31,358 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:54:31,359 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [280229232] [2020-12-22 06:54:31,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:54:31,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:54:31,760 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 06:54:31,761 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [280229232] [2020-12-22 06:54:31,762 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:54:31,762 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 06:54:31,763 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1805745438] [2020-12-22 06:54:31,768 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-22 06:54:31,769 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:54:31,784 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-22 06:54:31,785 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-22 06:54:31,787 INFO L87 Difference]: Start difference. First operand 79 states. Second operand 2 states. [2020-12-22 06:54:31,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:54:31,820 INFO L93 Difference]: Finished difference Result 151 states and 228 transitions. [2020-12-22 06:54:31,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-22 06:54:31,822 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2020-12-22 06:54:31,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:54:31,834 INFO L225 Difference]: With dead ends: 151 [2020-12-22 06:54:31,835 INFO L226 Difference]: Without dead ends: 75 [2020-12-22 06:54:31,839 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 06:54:31,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2020-12-22 06:54:31,905 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2020-12-22 06:54:31,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2020-12-22 06:54:31,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 106 transitions. [2020-12-22 06:54:31,917 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 106 transitions. Word has length 18 [2020-12-22 06:54:31,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:54:31,918 INFO L481 AbstractCegarLoop]: Abstraction has 75 states and 106 transitions. [2020-12-22 06:54:31,918 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-22 06:54:31,918 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 106 transitions. [2020-12-22 06:54:31,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-12-22 06:54:31,920 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:54:31,920 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:54:31,922 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-22 06:54:31,922 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:54:31,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:54:31,924 INFO L82 PathProgramCache]: Analyzing trace with hash 221130307, now seen corresponding path program 1 times [2020-12-22 06:54:31,926 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:54:31,926 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1944066871] [2020-12-22 06:54:31,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:54:31,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:54:32,053 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 06:54:32,054 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1944066871] [2020-12-22 06:54:32,054 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:54:32,054 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 06:54:32,054 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1035453481] [2020-12-22 06:54:32,057 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:54:32,058 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:54:32,059 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:54:32,060 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:54:32,060 INFO L87 Difference]: Start difference. First operand 75 states and 106 transitions. Second operand 3 states. [2020-12-22 06:54:32,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:54:32,087 INFO L93 Difference]: Finished difference Result 75 states and 106 transitions. [2020-12-22 06:54:32,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:54:32,089 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-12-22 06:54:32,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:54:32,092 INFO L225 Difference]: With dead ends: 75 [2020-12-22 06:54:32,092 INFO L226 Difference]: Without dead ends: 35 [2020-12-22 06:54:32,094 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 06:54:32,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2020-12-22 06:54:32,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2020-12-22 06:54:32,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2020-12-22 06:54:32,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 49 transitions. [2020-12-22 06:54:32,105 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 49 transitions. Word has length 19 [2020-12-22 06:54:32,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:54:32,105 INFO L481 AbstractCegarLoop]: Abstraction has 35 states and 49 transitions. [2020-12-22 06:54:32,106 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:54:32,106 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 49 transitions. [2020-12-22 06:54:32,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-22 06:54:32,109 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:54:32,109 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 06:54:32,110 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-22 06:54:32,110 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:54:32,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:54:32,112 INFO L82 PathProgramCache]: Analyzing trace with hash -716043337, now seen corresponding path program 1 times [2020-12-22 06:54:32,113 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:54:32,113 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2007905550] [2020-12-22 06:54:32,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:54:32,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:54:32,341 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 06:54:32,341 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2007905550] [2020-12-22 06:54:32,342 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:54:32,342 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 06:54:32,342 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1525428115] [2020-12-22 06:54:32,343 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:54:32,343 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:54:32,344 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:54:32,344 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:54:32,344 INFO L87 Difference]: Start difference. First operand 35 states and 49 transitions. Second operand 3 states. [2020-12-22 06:54:32,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:54:32,386 INFO L93 Difference]: Finished difference Result 63 states and 91 transitions. [2020-12-22 06:54:32,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:54:32,388 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2020-12-22 06:54:32,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:54:32,390 INFO L225 Difference]: With dead ends: 63 [2020-12-22 06:54:32,390 INFO L226 Difference]: Without dead ends: 35 [2020-12-22 06:54:32,391 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 06:54:32,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2020-12-22 06:54:32,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2020-12-22 06:54:32,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2020-12-22 06:54:32,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 48 transitions. [2020-12-22 06:54:32,399 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 48 transitions. Word has length 24 [2020-12-22 06:54:32,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:54:32,400 INFO L481 AbstractCegarLoop]: Abstraction has 35 states and 48 transitions. [2020-12-22 06:54:32,400 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:54:32,400 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 48 transitions. [2020-12-22 06:54:32,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-22 06:54:32,402 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:54:32,403 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, 1] [2020-12-22 06:54:32,403 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-22 06:54:32,406 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:54:32,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:54:32,407 INFO L82 PathProgramCache]: Analyzing trace with hash -1023539591, now seen corresponding path program 1 times [2020-12-22 06:54:32,409 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:54:32,410 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [54468991] [2020-12-22 06:54:32,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:54:32,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:54:32,585 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 06:54:32,587 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [54468991] [2020-12-22 06:54:32,588 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:54:32,589 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 06:54:32,589 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1077452518] [2020-12-22 06:54:32,591 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:54:32,591 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:54:32,594 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:54:32,594 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:54:32,595 INFO L87 Difference]: Start difference. First operand 35 states and 48 transitions. Second operand 5 states. [2020-12-22 06:54:32,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:54:32,714 INFO L93 Difference]: Finished difference Result 154 states and 228 transitions. [2020-12-22 06:54:32,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-12-22 06:54:32,715 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2020-12-22 06:54:32,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:54:32,717 INFO L225 Difference]: With dead ends: 154 [2020-12-22 06:54:32,717 INFO L226 Difference]: Without dead ends: 126 [2020-12-22 06:54:32,718 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 06:54:32,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2020-12-22 06:54:32,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 58. [2020-12-22 06:54:32,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58 states. [2020-12-22 06:54:32,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 81 transitions. [2020-12-22 06:54:32,730 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 81 transitions. Word has length 25 [2020-12-22 06:54:32,730 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:54:32,730 INFO L481 AbstractCegarLoop]: Abstraction has 58 states and 81 transitions. [2020-12-22 06:54:32,731 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:54:32,731 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 81 transitions. [2020-12-22 06:54:32,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-12-22 06:54:32,732 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:54:32,732 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, 1, 1] [2020-12-22 06:54:32,732 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-22 06:54:32,733 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:54:32,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:54:32,733 INFO L82 PathProgramCache]: Analyzing trace with hash -917769487, now seen corresponding path program 1 times [2020-12-22 06:54:32,734 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:54:32,734 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1231416328] [2020-12-22 06:54:32,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:54:32,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:54:32,806 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 06:54:32,807 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1231416328] [2020-12-22 06:54:32,807 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:54:32,807 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 06:54:32,807 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [484723011] [2020-12-22 06:54:32,808 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:54:32,808 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:54:32,809 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:54:32,809 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:54:32,809 INFO L87 Difference]: Start difference. First operand 58 states and 81 transitions. Second operand 5 states. [2020-12-22 06:54:32,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:54:32,867 INFO L93 Difference]: Finished difference Result 150 states and 218 transitions. [2020-12-22 06:54:32,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-22 06:54:32,868 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2020-12-22 06:54:32,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:54:32,868 INFO L225 Difference]: With dead ends: 150 [2020-12-22 06:54:32,868 INFO L226 Difference]: Without dead ends: 0 [2020-12-22 06:54:32,870 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 06:54:32,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-22 06:54:32,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-22 06:54:32,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-22 06:54:32,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-22 06:54:32,871 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2020-12-22 06:54:32,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:54:32,871 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-22 06:54:32,871 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:54:32,871 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-22 06:54:32,872 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-22 06:54:32,872 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-22 06:54:32,874 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-22 06:54:33,112 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 321) no Hoare annotation was computed. [2020-12-22 06:54:33,112 INFO L189 CegarLoopUtils]: For program point L234(lines 234 238) no Hoare annotation was computed. [2020-12-22 06:54:33,112 INFO L189 CegarLoopUtils]: For program point L234-3(lines 234 238) no Hoare annotation was computed. [2020-12-22 06:54:33,112 INFO L189 CegarLoopUtils]: For program point L135(line 135) no Hoare annotation was computed. [2020-12-22 06:54:33,112 INFO L189 CegarLoopUtils]: For program point L234-6(lines 234 238) no Hoare annotation was computed. [2020-12-22 06:54:33,113 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-22 06:54:33,113 INFO L185 CegarLoopUtils]: At program point L185(lines 181 187) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-12-22 06:54:33,113 INFO L192 CegarLoopUtils]: At program point L219(lines 200 222) the Hoare annotation is: true [2020-12-22 06:54:33,113 INFO L189 CegarLoopUtils]: For program point L913(lines 913 926) no Hoare annotation was computed. [2020-12-22 06:54:33,114 INFO L189 CegarLoopUtils]: For program point L104(lines 104 114) no Hoare annotation was computed. [2020-12-22 06:54:33,114 INFO L189 CegarLoopUtils]: For program point L104-2(lines 104 114) no Hoare annotation was computed. [2020-12-22 06:54:33,114 INFO L189 CegarLoopUtils]: For program point L104-4(lines 104 114) no Hoare annotation was computed. [2020-12-22 06:54:33,114 INFO L189 CegarLoopUtils]: For program point L138(lines 138 142) no Hoare annotation was computed. [2020-12-22 06:54:33,114 INFO L189 CegarLoopUtils]: For program point L105(lines 105 111) no Hoare annotation was computed. [2020-12-22 06:54:33,114 INFO L189 CegarLoopUtils]: For program point L138-1(lines 702 708) no Hoare annotation was computed. [2020-12-22 06:54:33,115 INFO L189 CegarLoopUtils]: For program point L105-2(lines 105 111) no Hoare annotation was computed. [2020-12-22 06:54:33,115 INFO L189 CegarLoopUtils]: For program point L105-4(lines 105 111) no Hoare annotation was computed. [2020-12-22 06:54:33,115 INFO L185 CegarLoopUtils]: At program point L931(lines 882 932) the Hoare annotation is: false [2020-12-22 06:54:33,115 INFO L185 CegarLoopUtils]: At program point L89(lines 84 91) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-12-22 06:54:33,115 INFO L185 CegarLoopUtils]: At program point L271(lines 266 274) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:54:33,116 INFO L185 CegarLoopUtils]: At program point L271-1(lines 266 274) the Hoare annotation is: false [2020-12-22 06:54:33,116 INFO L185 CegarLoopUtils]: At program point L271-2(lines 266 274) the Hoare annotation is: false [2020-12-22 06:54:33,116 INFO L189 CegarLoopUtils]: For program point L321(line 321) no Hoare annotation was computed. [2020-12-22 06:54:33,116 INFO L189 CegarLoopUtils]: For program point L321-1(line 321) no Hoare annotation was computed. [2020-12-22 06:54:33,116 INFO L189 CegarLoopUtils]: For program point L321-2(line 321) no Hoare annotation was computed. [2020-12-22 06:54:33,116 INFO L189 CegarLoopUtils]: For program point L734(lines 734 751) no Hoare annotation was computed. [2020-12-22 06:54:33,117 INFO L189 CegarLoopUtils]: For program point L734-1(lines 734 751) no Hoare annotation was computed. [2020-12-22 06:54:33,117 INFO L189 CegarLoopUtils]: For program point L734-2(lines 734 751) no Hoare annotation was computed. [2020-12-22 06:54:33,117 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-22 06:54:33,117 INFO L185 CegarLoopUtils]: At program point L702(lines 701 720) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:54:33,117 INFO L189 CegarLoopUtils]: For program point L702-1(lines 702 708) no Hoare annotation was computed. [2020-12-22 06:54:33,118 INFO L185 CegarLoopUtils]: At program point L702-2(lines 701 720) the Hoare annotation is: false [2020-12-22 06:54:33,118 INFO L185 CegarLoopUtils]: At program point L702-3(lines 701 720) the Hoare annotation is: false [2020-12-22 06:54:33,118 INFO L189 CegarLoopUtils]: For program point L884(lines 883 930) no Hoare annotation was computed. [2020-12-22 06:54:33,118 INFO L185 CegarLoopUtils]: At program point L75(lines 70 78) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-12-22 06:54:33,118 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 321) no Hoare annotation was computed. [2020-12-22 06:54:33,118 INFO L189 CegarLoopUtils]: For program point L885(lines 885 889) no Hoare annotation was computed. [2020-12-22 06:54:33,119 INFO L189 CegarLoopUtils]: For program point L258(lines 258 262) no Hoare annotation was computed. [2020-12-22 06:54:33,119 INFO L189 CegarLoopUtils]: For program point L903(lines 903 909) no Hoare annotation was computed. [2020-12-22 06:54:33,119 INFO L185 CegarLoopUtils]: At program point L903-1(lines 903 909) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:54:33,119 INFO L189 CegarLoopUtils]: For program point L738(lines 738 746) no Hoare annotation was computed. [2020-12-22 06:54:33,119 INFO L189 CegarLoopUtils]: For program point L738-1(lines 738 746) no Hoare annotation was computed. [2020-12-22 06:54:33,119 INFO L189 CegarLoopUtils]: For program point L738-2(lines 738 746) no Hoare annotation was computed. [2020-12-22 06:54:33,120 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-22 06:54:33,120 INFO L189 CegarLoopUtils]: For program point L854(lines 854 858) no Hoare annotation was computed. [2020-12-22 06:54:33,120 INFO L189 CegarLoopUtils]: For program point L854-2(lines 854 858) no Hoare annotation was computed. [2020-12-22 06:54:33,120 INFO L189 CegarLoopUtils]: For program point L854-3(lines 854 858) no Hoare annotation was computed. [2020-12-22 06:54:33,120 INFO L189 CegarLoopUtils]: For program point L210(lines 210 217) no Hoare annotation was computed. [2020-12-22 06:54:33,120 INFO L189 CegarLoopUtils]: For program point L854-5(lines 854 858) no Hoare annotation was computed. [2020-12-22 06:54:33,121 INFO L192 CegarLoopUtils]: At program point L210-1(lines 210 217) the Hoare annotation is: true [2020-12-22 06:54:33,121 INFO L189 CegarLoopUtils]: For program point L854-6(lines 854 858) no Hoare annotation was computed. [2020-12-22 06:54:33,121 INFO L189 CegarLoopUtils]: For program point L854-8(lines 854 858) no Hoare annotation was computed. [2020-12-22 06:54:33,121 INFO L185 CegarLoopUtils]: At program point L805(lines 800 808) the Hoare annotation is: (and (= 1 ~systemActive~0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:54:33,121 INFO L185 CegarLoopUtils]: At program point L805-1(lines 800 808) the Hoare annotation is: false [2020-12-22 06:54:33,122 INFO L185 CegarLoopUtils]: At program point L805-2(lines 800 808) the Hoare annotation is: false [2020-12-22 06:54:33,122 INFO L189 CegarLoopUtils]: For program point L921(lines 921 925) no Hoare annotation was computed. [2020-12-22 06:54:33,122 INFO L185 CegarLoopUtils]: At program point L921-2(lines 702 708) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:54:33,122 INFO L185 CegarLoopUtils]: At program point L312(lines 307 315) the Hoare annotation is: false [2020-12-22 06:54:33,122 INFO L185 CegarLoopUtils]: At program point L312-1(lines 307 315) the Hoare annotation is: false [2020-12-22 06:54:33,122 INFO L189 CegarLoopUtils]: For program point L246(lines 246 250) no Hoare annotation was computed. [2020-12-22 06:54:33,122 INFO L185 CegarLoopUtils]: At program point L312-2(lines 307 315) the Hoare annotation is: false [2020-12-22 06:54:33,123 INFO L185 CegarLoopUtils]: At program point L709(lines 709 715) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:54:33,123 INFO L185 CegarLoopUtils]: At program point L709-1(lines 709 715) the Hoare annotation is: false [2020-12-22 06:54:33,123 INFO L185 CegarLoopUtils]: At program point L709-2(lines 709 715) the Hoare annotation is: false [2020-12-22 06:54:33,123 INFO L189 CegarLoopUtils]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-22 06:54:33,123 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 321) no Hoare annotation was computed. [2020-12-22 06:54:33,124 INFO L189 CegarLoopUtils]: For program point L100(lines 100 117) no Hoare annotation was computed. [2020-12-22 06:54:33,124 INFO L185 CegarLoopUtils]: At program point L67(lines 1 938) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-12-22 06:54:33,124 INFO L185 CegarLoopUtils]: At program point L100-1(lines 1 938) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:54:33,124 INFO L189 CegarLoopUtils]: For program point L100-2(lines 100 117) no Hoare annotation was computed. [2020-12-22 06:54:33,124 INFO L185 CegarLoopUtils]: At program point L100-3(lines 1 938) the Hoare annotation is: false [2020-12-22 06:54:33,125 INFO L189 CegarLoopUtils]: For program point L100-4(lines 100 117) no Hoare annotation was computed. [2020-12-22 06:54:33,125 INFO L185 CegarLoopUtils]: At program point L100-5(lines 1 938) the Hoare annotation is: false [2020-12-22 06:54:33,125 INFO L189 CegarLoopUtils]: For program point L893(lines 893 899) no Hoare annotation was computed. [2020-12-22 06:54:33,125 INFO L185 CegarLoopUtils]: At program point L893-1(lines 893 899) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:54:33,125 INFO L185 CegarLoopUtils]: At program point L860(lines 845 863) the Hoare annotation is: false [2020-12-22 06:54:33,125 INFO L185 CegarLoopUtils]: At program point L860-1(lines 845 863) the Hoare annotation is: false [2020-12-22 06:54:33,125 INFO L185 CegarLoopUtils]: At program point L860-2(lines 845 863) the Hoare annotation is: false [2020-12-22 06:54:33,126 INFO L185 CegarLoopUtils]: At program point L134-2(lines 134 148) the Hoare annotation is: false [2020-12-22 06:54:33,146 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.12 06:54:33 BoogieIcfgContainer [2020-12-22 06:54:33,147 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-22 06:54:33,147 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-22 06:54:33,147 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-22 06:54:33,148 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-22 06:54:33,148 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:54:31" (3/4) ... [2020-12-22 06:54:33,152 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-22 06:54:33,168 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-12-22 06:54:33,169 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-12-22 06:54:33,170 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-12-22 06:54:33,170 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-12-22 06:54:33,171 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-12-22 06:54:33,172 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-22 06:54:33,172 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-22 06:54:33,205 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == systemActive && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 [2020-12-22 06:54:33,268 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/product-lines/minepump_spec2_product26.cil.c-witness.graphml [2020-12-22 06:54:33,268 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-22 06:54:33,274 INFO L168 Benchmark]: Toolchain (without parser) took 3940.99 ms. Allocated memory was 161.5 MB in the beginning and 196.1 MB in the end (delta: 34.6 MB). Free memory was 135.8 MB in the beginning and 85.1 MB in the end (delta: 50.7 MB). Peak memory consumption was 85.9 MB. Max. memory is 8.0 GB. [2020-12-22 06:54:33,274 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 161.5 MB. Free memory is still 133.2 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-12-22 06:54:33,275 INFO L168 Benchmark]: CACSL2BoogieTranslator took 584.56 ms. Allocated memory is still 161.5 MB. Free memory was 135.7 MB in the beginning and 114.7 MB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-12-22 06:54:33,276 INFO L168 Benchmark]: Boogie Procedure Inliner took 96.48 ms. Allocated memory is still 161.5 MB. Free memory was 114.7 MB in the beginning and 111.6 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2020-12-22 06:54:33,276 INFO L168 Benchmark]: Boogie Preprocessor took 43.31 ms. Allocated memory is still 161.5 MB. Free memory was 111.6 MB in the beginning and 109.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2020-12-22 06:54:33,277 INFO L168 Benchmark]: RCFGBuilder took 1172.82 ms. Allocated memory is still 161.5 MB. Free memory was 109.4 MB in the beginning and 91.6 MB in the end (delta: 17.8 MB). Peak memory consumption was 18.0 MB. Max. memory is 8.0 GB. [2020-12-22 06:54:33,277 INFO L168 Benchmark]: TraceAbstraction took 1908.66 ms. Allocated memory was 161.5 MB in the beginning and 196.1 MB in the end (delta: 34.6 MB). Free memory was 91.0 MB in the beginning and 91.9 MB in the end (delta: -860.4 kB). Peak memory consumption was 35.3 MB. Max. memory is 8.0 GB. [2020-12-22 06:54:33,278 INFO L168 Benchmark]: Witness Printer took 120.88 ms. Allocated memory is still 196.1 MB. Free memory was 91.9 MB in the beginning and 85.1 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 8.0 GB. [2020-12-22 06:54:33,280 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 161.5 MB. Free memory is still 133.2 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 584.56 ms. Allocated memory is still 161.5 MB. Free memory was 135.7 MB in the beginning and 114.7 MB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 96.48 ms. Allocated memory is still 161.5 MB. Free memory was 114.7 MB in the beginning and 111.6 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 43.31 ms. Allocated memory is still 161.5 MB. Free memory was 111.6 MB in the beginning and 109.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1172.82 ms. Allocated memory is still 161.5 MB. Free memory was 109.4 MB in the beginning and 91.6 MB in the end (delta: 17.8 MB). Peak memory consumption was 18.0 MB. Max. memory is 8.0 GB. * TraceAbstraction took 1908.66 ms. Allocated memory was 161.5 MB in the beginning and 196.1 MB in the end (delta: 34.6 MB). Free memory was 91.0 MB in the beginning and 91.9 MB in the end (delta: -860.4 kB). Peak memory consumption was 35.3 MB. Max. memory is 8.0 GB. * Witness Printer took 120.88 ms. Allocated memory is still 196.1 MB. Free memory was 91.9 MB in the beginning and 85.1 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: 321]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 321]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 321]: 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: 709]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 709]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 200]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 307]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 210]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 307]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 702]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 307]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 701]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 701]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 903]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 701]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 709]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: (1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 800]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 800]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: (1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 893]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 845]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 845]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 800]: Loop Invariant Derived loop invariant: ((1 == systemActive && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 181]: Loop Invariant Derived loop invariant: (1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 845]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 134]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 79 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1.5s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 328 SDtfs, 297 SDslu, 294 SDs, 0 SdLazy, 41 SolverSat, 9 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, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=79occurred in iteration=0, 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, 68 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 32 LocationsWithAnnotation, 32 PreInvPairs, 73 NumberOfFragments, 143 HoareAnnotationTreeSize, 32 FomulaSimplifications, 1235 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 32 FomulaSimplificationsInter, 60 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 112 NumberOfCodeBlocks, 112 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 107 ConstructedInterpolants, 0 QuantifiedInterpolants, 4617 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...