/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_product64.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-4f750a8 [2020-12-22 06:53:57,144 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-22 06:53:57,148 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-22 06:53:57,204 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-22 06:53:57,205 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-22 06:53:57,209 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-22 06:53:57,213 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-22 06:53:57,221 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-22 06:53:57,224 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-22 06:53:57,230 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-22 06:53:57,232 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-22 06:53:57,233 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-22 06:53:57,233 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-22 06:53:57,236 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-22 06:53:57,238 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-22 06:53:57,240 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-22 06:53:57,241 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-22 06:53:57,245 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-22 06:53:57,252 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-22 06:53:57,260 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-22 06:53:57,262 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-22 06:53:57,264 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-22 06:53:57,266 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-22 06:53:57,268 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-22 06:53:57,277 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-12-22 06:53:57,283 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-22 06:53:57,284 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-22 06:53:57,286 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-22 06:53:57,310 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-22 06:53:57,311 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-22 06:53:57,312 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-22 06:53:57,312 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-22 06:53:57,313 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-22 06:53:57,313 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-22 06:53:57,314 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-22 06:53:57,314 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-22 06:53:57,315 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-22 06:53:57,354 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-22 06:53:57,354 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-22 06:53:57,359 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-22 06:53:57,359 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-22 06:53:57,360 INFO L138 SettingsManager]: * Use SBE=true [2020-12-22 06:53:57,360 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-22 06:53:57,360 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-22 06:53:57,361 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-22 06:53:57,361 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-22 06:53:57,361 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-22 06:53:57,362 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-22 06:53:57,362 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-22 06:53:57,363 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-22 06:53:57,363 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-22 06:53:57,363 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-22 06:53:57,363 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-22 06:53:57,364 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-22 06:53:57,364 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 06:53:57,364 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-22 06:53:57,364 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-22 06:53:57,365 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-22 06:53:57,365 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-22 06:53:57,365 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-22 06:53:57,365 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-22 06:53:57,366 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-22 06:53:57,366 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-22 06:53:57,801 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-22 06:53:57,838 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-22 06:53:57,841 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-22 06:53:57,842 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-22 06:53:57,843 INFO L275 PluginConnector]: CDTParser initialized [2020-12-22 06:53:57,844 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec1_product64.cil.c [2020-12-22 06:53:57,934 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8487f5633/70107fcae7584232baf3c701932da12b/FLAGf0cf86cc8 [2020-12-22 06:53:58,566 INFO L306 CDTParser]: Found 1 translation units. [2020-12-22 06:53:58,566 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product64.cil.c [2020-12-22 06:53:58,587 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8487f5633/70107fcae7584232baf3c701932da12b/FLAGf0cf86cc8 [2020-12-22 06:53:58,858 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8487f5633/70107fcae7584232baf3c701932da12b [2020-12-22 06:53:58,861 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-22 06:53:58,863 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-22 06:53:58,872 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-22 06:53:58,872 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-22 06:53:58,877 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-22 06:53:58,878 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 06:53:58" (1/1) ... [2020-12-22 06:53:58,881 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@554ff2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:53:58, skipping insertion in model container [2020-12-22 06:53:58,882 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 06:53:58" (1/1) ... [2020-12-22 06:53:58,896 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-22 06:53:58,970 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-22 06:53:59,201 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_product64.cil.c[1281,1294] [2020-12-22 06:53:59,436 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 06:53:59,450 INFO L203 MainTranslator]: Completed pre-run [2020-12-22 06:53:59,466 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_product64.cil.c[1281,1294] [2020-12-22 06:53:59,552 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 06:53:59,604 INFO L208 MainTranslator]: Completed translation [2020-12-22 06:53:59,605 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:53:59 WrapperNode [2020-12-22 06:53:59,605 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-22 06:53:59,606 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-22 06:53:59,606 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-22 06:53:59,606 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-22 06:53:59,613 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:53:59" (1/1) ... [2020-12-22 06:53:59,638 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:53:59" (1/1) ... [2020-12-22 06:53:59,714 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-22 06:53:59,715 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-22 06:53:59,715 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-22 06:53:59,715 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-22 06:53:59,725 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:53:59" (1/1) ... [2020-12-22 06:53:59,725 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:53:59" (1/1) ... [2020-12-22 06:53:59,738 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:53:59" (1/1) ... [2020-12-22 06:53:59,741 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:53:59" (1/1) ... [2020-12-22 06:53:59,782 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:53:59" (1/1) ... [2020-12-22 06:53:59,812 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:53:59" (1/1) ... [2020-12-22 06:53:59,820 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:53:59" (1/1) ... [2020-12-22 06:53:59,829 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-22 06:53:59,830 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-22 06:53:59,830 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-22 06:53:59,830 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-22 06:53:59,832 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:53:59" (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 06:53:59,927 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-22 06:53:59,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-22 06:53:59,928 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-22 06:53:59,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-22 06:54:01,225 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-22 06:54:01,225 INFO L299 CfgBuilder]: Removed 354 assume(true) statements. [2020-12-22 06:54:01,231 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:54:01 BoogieIcfgContainer [2020-12-22 06:54:01,231 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-22 06:54:01,233 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-22 06:54:01,233 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-22 06:54:01,236 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-22 06:54:01,237 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 06:53:58" (1/3) ... [2020-12-22 06:54:01,237 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b82c737 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 06:54:01, skipping insertion in model container [2020-12-22 06:54:01,238 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:53:59" (2/3) ... [2020-12-22 06:54:01,238 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b82c737 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 06:54:01, skipping insertion in model container [2020-12-22 06:54:01,238 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:54:01" (3/3) ... [2020-12-22 06:54:01,240 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product64.cil.c [2020-12-22 06:54:01,247 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-22 06:54:01,252 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-12-22 06:54:01,271 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-12-22 06:54:01,300 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-22 06:54:01,301 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-22 06:54:01,301 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-22 06:54:01,301 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-22 06:54:01,301 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-22 06:54:01,301 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-22 06:54:01,301 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-22 06:54:01,301 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-22 06:54:01,323 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states. [2020-12-22 06:54:01,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-12-22 06:54:01,329 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:54:01,330 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:54:01,331 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:54:01,337 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:54:01,337 INFO L82 PathProgramCache]: Analyzing trace with hash -1807762564, now seen corresponding path program 1 times [2020-12-22 06:54:01,347 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:54:01,348 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1573652968] [2020-12-22 06:54:01,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:54:01,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:54:01,696 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 06:54:01,697 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1573652968] [2020-12-22 06:54:01,698 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:54:01,698 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 06:54:01,699 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1586800057] [2020-12-22 06:54:01,704 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-22 06:54:01,705 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:54:01,722 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-22 06:54:01,723 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-22 06:54:01,725 INFO L87 Difference]: Start difference. First operand 227 states. Second operand 2 states. [2020-12-22 06:54:01,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:54:01,784 INFO L93 Difference]: Finished difference Result 448 states and 671 transitions. [2020-12-22 06:54:01,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-22 06:54:01,785 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2020-12-22 06:54:01,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:54:01,802 INFO L225 Difference]: With dead ends: 448 [2020-12-22 06:54:01,802 INFO L226 Difference]: Without dead ends: 223 [2020-12-22 06:54:01,806 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 06:54:01,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 223 states. [2020-12-22 06:54:01,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 223 to 223. [2020-12-22 06:54:01,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 223 states. [2020-12-22 06:54:01,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 223 states and 327 transitions. [2020-12-22 06:54:01,879 INFO L78 Accepts]: Start accepts. Automaton has 223 states and 327 transitions. Word has length 16 [2020-12-22 06:54:01,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:54:01,879 INFO L481 AbstractCegarLoop]: Abstraction has 223 states and 327 transitions. [2020-12-22 06:54:01,879 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-22 06:54:01,880 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 327 transitions. [2020-12-22 06:54:01,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-12-22 06:54:01,885 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:54:01,885 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 06:54:01,885 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-22 06:54:01,885 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:54:01,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:54:01,890 INFO L82 PathProgramCache]: Analyzing trace with hash 1440447835, now seen corresponding path program 1 times [2020-12-22 06:54:01,890 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:54:01,890 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [962312768] [2020-12-22 06:54:01,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:54:01,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:54:02,044 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 06:54:02,045 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [962312768] [2020-12-22 06:54:02,047 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:54:02,047 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 06:54:02,048 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1398377143] [2020-12-22 06:54:02,049 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:54:02,049 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:54:02,051 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:54:02,052 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:54:02,052 INFO L87 Difference]: Start difference. First operand 223 states and 327 transitions. Second operand 3 states. [2020-12-22 06:54:02,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:54:02,090 INFO L93 Difference]: Finished difference Result 223 states and 327 transitions. [2020-12-22 06:54:02,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:54:02,093 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2020-12-22 06:54:02,094 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:54:02,095 INFO L225 Difference]: With dead ends: 223 [2020-12-22 06:54:02,095 INFO L226 Difference]: Without dead ends: 85 [2020-12-22 06:54:02,099 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 06:54:02,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2020-12-22 06:54:02,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2020-12-22 06:54:02,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2020-12-22 06:54:02,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 124 transitions. [2020-12-22 06:54:02,115 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 124 transitions. Word has length 17 [2020-12-22 06:54:02,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:54:02,115 INFO L481 AbstractCegarLoop]: Abstraction has 85 states and 124 transitions. [2020-12-22 06:54:02,116 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:54:02,116 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 124 transitions. [2020-12-22 06:54:02,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-22 06:54:02,118 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:54:02,118 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 06:54:02,119 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-22 06:54:02,119 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:54:02,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:54:02,123 INFO L82 PathProgramCache]: Analyzing trace with hash -1020108702, now seen corresponding path program 1 times [2020-12-22 06:54:02,123 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:54:02,123 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [698426777] [2020-12-22 06:54:02,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:54:02,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:54:02,235 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 06:54:02,235 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [698426777] [2020-12-22 06:54:02,236 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:54:02,236 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 06:54:02,236 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1810254543] [2020-12-22 06:54:02,237 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:54:02,237 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:54:02,238 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:54:02,238 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:54:02,238 INFO L87 Difference]: Start difference. First operand 85 states and 124 transitions. Second operand 3 states. [2020-12-22 06:54:02,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:54:02,276 INFO L93 Difference]: Finished difference Result 243 states and 360 transitions. [2020-12-22 06:54:02,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:54:02,277 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2020-12-22 06:54:02,277 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:54:02,279 INFO L225 Difference]: With dead ends: 243 [2020-12-22 06:54:02,279 INFO L226 Difference]: Without dead ends: 164 [2020-12-22 06:54:02,280 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 06:54:02,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2020-12-22 06:54:02,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 160. [2020-12-22 06:54:02,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 160 states. [2020-12-22 06:54:02,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 237 transitions. [2020-12-22 06:54:02,297 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 237 transitions. Word has length 22 [2020-12-22 06:54:02,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:54:02,297 INFO L481 AbstractCegarLoop]: Abstraction has 160 states and 237 transitions. [2020-12-22 06:54:02,297 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:54:02,298 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 237 transitions. [2020-12-22 06:54:02,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-22 06:54:02,299 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:54:02,299 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 06:54:02,300 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-22 06:54:02,300 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:54:02,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:54:02,301 INFO L82 PathProgramCache]: Analyzing trace with hash -1236801791, now seen corresponding path program 1 times [2020-12-22 06:54:02,301 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:54:02,301 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [137159811] [2020-12-22 06:54:02,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:54:02,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:54:02,377 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 06:54:02,378 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [137159811] [2020-12-22 06:54:02,378 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:54:02,378 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 06:54:02,379 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1799040047] [2020-12-22 06:54:02,379 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:54:02,380 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:54:02,380 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:54:02,381 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:54:02,381 INFO L87 Difference]: Start difference. First operand 160 states and 237 transitions. Second operand 3 states. [2020-12-22 06:54:02,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:54:02,451 INFO L93 Difference]: Finished difference Result 325 states and 486 transitions. [2020-12-22 06:54:02,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:54:02,452 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 25 [2020-12-22 06:54:02,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:54:02,454 INFO L225 Difference]: With dead ends: 325 [2020-12-22 06:54:02,454 INFO L226 Difference]: Without dead ends: 171 [2020-12-22 06:54:02,457 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:54:02,458 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171 states. [2020-12-22 06:54:02,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171 to 169. [2020-12-22 06:54:02,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 169 states. [2020-12-22 06:54:02,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 243 transitions. [2020-12-22 06:54:02,494 INFO L78 Accepts]: Start accepts. Automaton has 169 states and 243 transitions. Word has length 25 [2020-12-22 06:54:02,495 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:54:02,495 INFO L481 AbstractCegarLoop]: Abstraction has 169 states and 243 transitions. [2020-12-22 06:54:02,495 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:54:02,495 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 243 transitions. [2020-12-22 06:54:02,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-22 06:54:02,499 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:54:02,499 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 06:54:02,500 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-22 06:54:02,501 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:54:02,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:54:02,501 INFO L82 PathProgramCache]: Analyzing trace with hash -1574884233, now seen corresponding path program 1 times [2020-12-22 06:54:02,502 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:54:02,502 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [966149929] [2020-12-22 06:54:02,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:54:02,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:54:02,655 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 06:54:02,656 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [966149929] [2020-12-22 06:54:02,656 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:54:02,656 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 06:54:02,657 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1591857069] [2020-12-22 06:54:02,657 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:54:02,657 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:54:02,658 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:54:02,658 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:54:02,658 INFO L87 Difference]: Start difference. First operand 169 states and 243 transitions. Second operand 5 states. [2020-12-22 06:54:02,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:54:02,824 INFO L93 Difference]: Finished difference Result 850 states and 1237 transitions. [2020-12-22 06:54:02,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-12-22 06:54:02,827 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2020-12-22 06:54:02,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:54:02,831 INFO L225 Difference]: With dead ends: 850 [2020-12-22 06:54:02,831 INFO L226 Difference]: Without dead ends: 687 [2020-12-22 06:54:02,833 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 06:54:02,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 687 states. [2020-12-22 06:54:02,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 687 to 322. [2020-12-22 06:54:02,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 322 states. [2020-12-22 06:54:02,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 322 states and 459 transitions. [2020-12-22 06:54:02,874 INFO L78 Accepts]: Start accepts. Automaton has 322 states and 459 transitions. Word has length 25 [2020-12-22 06:54:02,875 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:54:02,875 INFO L481 AbstractCegarLoop]: Abstraction has 322 states and 459 transitions. [2020-12-22 06:54:02,875 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:54:02,875 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 459 transitions. [2020-12-22 06:54:02,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-12-22 06:54:02,880 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:54:02,880 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 06:54:02,880 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-22 06:54:02,880 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:54:02,881 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:54:02,881 INFO L82 PathProgramCache]: Analyzing trace with hash -1778691327, now seen corresponding path program 1 times [2020-12-22 06:54:02,881 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:54:02,881 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1140254306] [2020-12-22 06:54:02,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:54:02,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:54:02,947 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 06:54:02,947 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1140254306] [2020-12-22 06:54:02,947 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:54:02,948 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 06:54:02,948 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [800011085] [2020-12-22 06:54:02,948 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:54:02,948 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:54:02,949 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:54:02,949 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:54:02,949 INFO L87 Difference]: Start difference. First operand 322 states and 459 transitions. Second operand 5 states. [2020-12-22 06:54:03,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:54:03,105 INFO L93 Difference]: Finished difference Result 952 states and 1358 transitions. [2020-12-22 06:54:03,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-12-22 06:54:03,105 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2020-12-22 06:54:03,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:54:03,111 INFO L225 Difference]: With dead ends: 952 [2020-12-22 06:54:03,111 INFO L226 Difference]: Without dead ends: 950 [2020-12-22 06:54:03,112 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 06:54:03,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 950 states. [2020-12-22 06:54:03,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 950 to 322. [2020-12-22 06:54:03,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 322 states. [2020-12-22 06:54:03,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 322 states and 457 transitions. [2020-12-22 06:54:03,140 INFO L78 Accepts]: Start accepts. Automaton has 322 states and 457 transitions. Word has length 26 [2020-12-22 06:54:03,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:54:03,140 INFO L481 AbstractCegarLoop]: Abstraction has 322 states and 457 transitions. [2020-12-22 06:54:03,140 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:54:03,140 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 457 transitions. [2020-12-22 06:54:03,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-12-22 06:54:03,141 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:54:03,142 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:54:03,142 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-22 06:54:03,142 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:54:03,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:54:03,152 INFO L82 PathProgramCache]: Analyzing trace with hash -140112457, now seen corresponding path program 1 times [2020-12-22 06:54:03,152 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:54:03,153 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [146113382] [2020-12-22 06:54:03,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:54:03,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:54:03,205 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 06:54:03,206 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [146113382] [2020-12-22 06:54:03,206 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:54:03,206 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-22 06:54:03,207 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1005171702] [2020-12-22 06:54:03,207 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:54:03,207 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:54:03,208 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:54:03,208 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:54:03,208 INFO L87 Difference]: Start difference. First operand 322 states and 457 transitions. Second operand 5 states. [2020-12-22 06:54:03,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:54:03,302 INFO L93 Difference]: Finished difference Result 838 states and 1172 transitions. [2020-12-22 06:54:03,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-22 06:54:03,302 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 35 [2020-12-22 06:54:03,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:54:03,305 INFO L225 Difference]: With dead ends: 838 [2020-12-22 06:54:03,305 INFO L226 Difference]: Without dead ends: 522 [2020-12-22 06:54:03,306 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 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 06:54:03,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 522 states. [2020-12-22 06:54:03,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 522 to 358. [2020-12-22 06:54:03,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 358 states. [2020-12-22 06:54:03,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 358 states and 493 transitions. [2020-12-22 06:54:03,336 INFO L78 Accepts]: Start accepts. Automaton has 358 states and 493 transitions. Word has length 35 [2020-12-22 06:54:03,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:54:03,336 INFO L481 AbstractCegarLoop]: Abstraction has 358 states and 493 transitions. [2020-12-22 06:54:03,337 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:54:03,337 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 493 transitions. [2020-12-22 06:54:03,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-12-22 06:54:03,338 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:54:03,338 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:54:03,338 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-22 06:54:03,338 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:54:03,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:54:03,339 INFO L82 PathProgramCache]: Analyzing trace with hash -726918471, now seen corresponding path program 1 times [2020-12-22 06:54:03,339 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:54:03,340 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [907553955] [2020-12-22 06:54:03,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:54:03,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:54:03,388 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 06:54:03,388 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [907553955] [2020-12-22 06:54:03,388 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:54:03,388 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 06:54:03,389 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [21070379] [2020-12-22 06:54:03,389 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-22 06:54:03,389 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:54:03,390 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-22 06:54:03,390 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-22 06:54:03,390 INFO L87 Difference]: Start difference. First operand 358 states and 493 transitions. Second operand 4 states. [2020-12-22 06:54:03,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:54:03,475 INFO L93 Difference]: Finished difference Result 854 states and 1162 transitions. [2020-12-22 06:54:03,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-22 06:54:03,476 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 35 [2020-12-22 06:54:03,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:54:03,479 INFO L225 Difference]: With dead ends: 854 [2020-12-22 06:54:03,480 INFO L226 Difference]: Without dead ends: 502 [2020-12-22 06:54:03,481 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:54:03,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 502 states. [2020-12-22 06:54:03,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 502 to 382. [2020-12-22 06:54:03,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 382 states. [2020-12-22 06:54:03,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 382 states and 517 transitions. [2020-12-22 06:54:03,516 INFO L78 Accepts]: Start accepts. Automaton has 382 states and 517 transitions. Word has length 35 [2020-12-22 06:54:03,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:54:03,517 INFO L481 AbstractCegarLoop]: Abstraction has 382 states and 517 transitions. [2020-12-22 06:54:03,517 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-22 06:54:03,517 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 517 transitions. [2020-12-22 06:54:03,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-12-22 06:54:03,518 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:54:03,518 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:54:03,518 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-22 06:54:03,518 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:54:03,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:54:03,519 INFO L82 PathProgramCache]: Analyzing trace with hash -2006782149, now seen corresponding path program 1 times [2020-12-22 06:54:03,519 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:54:03,520 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1157513728] [2020-12-22 06:54:03,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:54:03,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:54:03,564 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 06:54:03,565 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1157513728] [2020-12-22 06:54:03,565 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:54:03,565 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 06:54:03,566 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1169171873] [2020-12-22 06:54:03,566 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:54:03,566 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:54:03,567 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:54:03,567 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:54:03,567 INFO L87 Difference]: Start difference. First operand 382 states and 517 transitions. Second operand 3 states. [2020-12-22 06:54:03,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:54:03,623 INFO L93 Difference]: Finished difference Result 866 states and 1166 transitions. [2020-12-22 06:54:03,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:54:03,623 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 35 [2020-12-22 06:54:03,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:54:03,626 INFO L225 Difference]: With dead ends: 866 [2020-12-22 06:54:03,626 INFO L226 Difference]: Without dead ends: 490 [2020-12-22 06:54:03,628 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:54:03,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 490 states. [2020-12-22 06:54:03,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 490 to 490. [2020-12-22 06:54:03,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 490 states. [2020-12-22 06:54:03,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 490 states and 647 transitions. [2020-12-22 06:54:03,669 INFO L78 Accepts]: Start accepts. Automaton has 490 states and 647 transitions. Word has length 35 [2020-12-22 06:54:03,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:54:03,669 INFO L481 AbstractCegarLoop]: Abstraction has 490 states and 647 transitions. [2020-12-22 06:54:03,670 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:54:03,670 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 647 transitions. [2020-12-22 06:54:03,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-12-22 06:54:03,671 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:54:03,671 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:54:03,671 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-12-22 06:54:03,671 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:54:03,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:54:03,672 INFO L82 PathProgramCache]: Analyzing trace with hash 2053051901, now seen corresponding path program 1 times [2020-12-22 06:54:03,672 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:54:03,672 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1003008793] [2020-12-22 06:54:03,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:54:03,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:54:03,745 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 06:54:03,745 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1003008793] [2020-12-22 06:54:03,746 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:54:03,746 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-12-22 06:54:03,746 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [460485484] [2020-12-22 06:54:03,747 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-22 06:54:03,747 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:54:03,747 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-22 06:54:03,748 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-12-22 06:54:03,748 INFO L87 Difference]: Start difference. First operand 490 states and 647 transitions. Second operand 6 states. [2020-12-22 06:54:04,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:54:04,112 INFO L93 Difference]: Finished difference Result 1654 states and 2192 transitions. [2020-12-22 06:54:04,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-12-22 06:54:04,113 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 36 [2020-12-22 06:54:04,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:54:04,120 INFO L225 Difference]: With dead ends: 1654 [2020-12-22 06:54:04,120 INFO L226 Difference]: Without dead ends: 1170 [2020-12-22 06:54:04,122 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2020-12-22 06:54:04,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1170 states. [2020-12-22 06:54:04,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1170 to 490. [2020-12-22 06:54:04,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 490 states. [2020-12-22 06:54:04,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 490 states and 635 transitions. [2020-12-22 06:54:04,170 INFO L78 Accepts]: Start accepts. Automaton has 490 states and 635 transitions. Word has length 36 [2020-12-22 06:54:04,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:54:04,170 INFO L481 AbstractCegarLoop]: Abstraction has 490 states and 635 transitions. [2020-12-22 06:54:04,170 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-22 06:54:04,171 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 635 transitions. [2020-12-22 06:54:04,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-12-22 06:54:04,172 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:54:04,172 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:54:04,172 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-12-22 06:54:04,173 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:54:04,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:54:04,173 INFO L82 PathProgramCache]: Analyzing trace with hash -970193729, now seen corresponding path program 1 times [2020-12-22 06:54:04,174 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:54:04,174 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1900158902] [2020-12-22 06:54:04,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:54:04,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:54:04,217 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-22 06:54:04,218 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1900158902] [2020-12-22 06:54:04,218 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:54:04,218 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 06:54:04,218 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [254761190] [2020-12-22 06:54:04,219 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:54:04,219 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:54:04,220 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:54:04,220 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:54:04,220 INFO L87 Difference]: Start difference. First operand 490 states and 635 transitions. Second operand 3 states. [2020-12-22 06:54:04,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:54:04,313 INFO L93 Difference]: Finished difference Result 814 states and 1053 transitions. [2020-12-22 06:54:04,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:54:04,314 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 54 [2020-12-22 06:54:04,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:54:04,316 INFO L225 Difference]: With dead ends: 814 [2020-12-22 06:54:04,316 INFO L226 Difference]: Without dead ends: 330 [2020-12-22 06:54:04,317 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 06:54:04,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 330 states. [2020-12-22 06:54:04,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 330 to 322. [2020-12-22 06:54:04,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 322 states. [2020-12-22 06:54:04,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 322 states and 412 transitions. [2020-12-22 06:54:04,350 INFO L78 Accepts]: Start accepts. Automaton has 322 states and 412 transitions. Word has length 54 [2020-12-22 06:54:04,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:54:04,350 INFO L481 AbstractCegarLoop]: Abstraction has 322 states and 412 transitions. [2020-12-22 06:54:04,351 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:54:04,351 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 412 transitions. [2020-12-22 06:54:04,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-12-22 06:54:04,352 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:54:04,352 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:54:04,352 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-12-22 06:54:04,353 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:54:04,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:54:04,353 INFO L82 PathProgramCache]: Analyzing trace with hash 554198107, now seen corresponding path program 1 times [2020-12-22 06:54:04,353 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:54:04,354 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [442502369] [2020-12-22 06:54:04,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:54:04,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:54:04,450 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-22 06:54:04,451 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [442502369] [2020-12-22 06:54:04,451 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:54:04,451 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-12-22 06:54:04,452 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [918614814] [2020-12-22 06:54:04,452 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-22 06:54:04,452 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:54:04,453 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-22 06:54:04,453 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-12-22 06:54:04,453 INFO L87 Difference]: Start difference. First operand 322 states and 412 transitions. Second operand 6 states. [2020-12-22 06:54:04,765 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:54:04,765 INFO L93 Difference]: Finished difference Result 836 states and 1071 transitions. [2020-12-22 06:54:04,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-12-22 06:54:04,766 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 61 [2020-12-22 06:54:04,766 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:54:04,766 INFO L225 Difference]: With dead ends: 836 [2020-12-22 06:54:04,766 INFO L226 Difference]: Without dead ends: 0 [2020-12-22 06:54:04,768 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2020-12-22 06:54:04,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-22 06:54:04,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-22 06:54:04,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-22 06:54:04,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-22 06:54:04,769 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 61 [2020-12-22 06:54:04,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:54:04,769 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-22 06:54:04,770 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-22 06:54:04,770 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-22 06:54:04,770 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-22 06:54:04,770 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-12-22 06:54:04,773 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-22 06:54:05,229 WARN L197 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 129 [2020-12-22 06:54:05,450 WARN L197 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 67 [2020-12-22 06:54:05,591 WARN L197 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 67 [2020-12-22 06:54:05,707 WARN L197 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 91 [2020-12-22 06:54:06,092 WARN L197 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 128 [2020-12-22 06:54:06,285 WARN L197 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 89 [2020-12-22 06:54:06,622 WARN L197 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 133 [2020-12-22 06:54:06,887 WARN L197 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 104 [2020-12-22 06:54:07,746 WARN L197 SmtUtils]: Spent 633.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 19 [2020-12-22 06:54:08,274 WARN L197 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 15 [2020-12-22 06:54:08,506 WARN L197 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 15 [2020-12-22 06:54:08,880 WARN L197 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 27 [2020-12-22 06:54:09,733 WARN L197 SmtUtils]: Spent 690.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 19 [2020-12-22 06:54:10,086 WARN L197 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 13 [2020-12-22 06:54:10,791 WARN L197 SmtUtils]: Spent 614.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 19 [2020-12-22 06:54:11,323 WARN L197 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 23 [2020-12-22 06:54:11,569 WARN L197 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 22 [2020-12-22 06:54:11,897 WARN L197 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 27 [2020-12-22 06:54:11,907 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2020-12-22 06:54:11,907 INFO L189 CegarLoopUtils]: For program point L631(lines 631 648) no Hoare annotation was computed. [2020-12-22 06:54:11,907 INFO L189 CegarLoopUtils]: For program point L631-1(lines 631 648) no Hoare annotation was computed. [2020-12-22 06:54:11,908 INFO L189 CegarLoopUtils]: For program point L631-2(lines 631 648) no Hoare annotation was computed. [2020-12-22 06:54:11,908 INFO L189 CegarLoopUtils]: For program point L631-3(lines 631 648) no Hoare annotation was computed. [2020-12-22 06:54:11,908 INFO L189 CegarLoopUtils]: For program point L631-4(lines 631 648) no Hoare annotation was computed. [2020-12-22 06:54:11,908 INFO L189 CegarLoopUtils]: For program point L499(lines 499 503) no Hoare annotation was computed. [2020-12-22 06:54:11,908 INFO L189 CegarLoopUtils]: For program point L631-5(lines 631 648) no Hoare annotation was computed. [2020-12-22 06:54:11,908 INFO L189 CegarLoopUtils]: For program point L499-1(lines 599 605) no Hoare annotation was computed. [2020-12-22 06:54:11,909 INFO L189 CegarLoopUtils]: For program point L631-6(lines 631 648) no Hoare annotation was computed. [2020-12-22 06:54:11,909 INFO L189 CegarLoopUtils]: For program point L631-7(lines 631 648) no Hoare annotation was computed. [2020-12-22 06:54:11,909 INFO L189 CegarLoopUtils]: For program point L631-8(lines 631 648) no Hoare annotation was computed. [2020-12-22 06:54:11,909 INFO L189 CegarLoopUtils]: For program point L631-9(lines 631 648) no Hoare annotation was computed. [2020-12-22 06:54:11,909 INFO L189 CegarLoopUtils]: For program point L631-10(lines 631 648) no Hoare annotation was computed. [2020-12-22 06:54:11,909 INFO L189 CegarLoopUtils]: For program point L631-11(lines 631 648) no Hoare annotation was computed. [2020-12-22 06:54:11,909 INFO L189 CegarLoopUtils]: For program point L103(lines 103 109) no Hoare annotation was computed. [2020-12-22 06:54:11,910 INFO L189 CegarLoopUtils]: For program point L103-2(lines 103 109) no Hoare annotation was computed. [2020-12-22 06:54:11,910 INFO L189 CegarLoopUtils]: For program point L103-4(lines 103 109) no Hoare annotation was computed. [2020-12-22 06:54:11,913 INFO L185 CegarLoopUtils]: At program point L899(lines 894 902) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse0 .cse1) (and .cse0 (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse1))) [2020-12-22 06:54:11,913 INFO L185 CegarLoopUtils]: At program point L899-1(lines 894 902) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:54:11,914 INFO L185 CegarLoopUtils]: At program point L899-2(lines 894 902) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:54:11,914 INFO L185 CegarLoopUtils]: At program point L899-3(lines 894 902) the Hoare annotation is: false [2020-12-22 06:54:11,915 INFO L185 CegarLoopUtils]: At program point L899-4(lines 894 902) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse1 .cse2) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse0 .cse1 .cse2))) [2020-12-22 06:54:11,915 INFO L185 CegarLoopUtils]: At program point L899-5(lines 894 902) the Hoare annotation is: (let ((.cse2 (= 0 ~systemActive~0)) (.cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse1 (= ~methaneLevelCritical~0 1)) (.cse3 (= ~pumpRunning~0 0)) (.cse7 (= 1 ~systemActive~0)) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse2 .cse6 .cse3 .cse4) (and .cse0 .cse1 .cse7 .cse3 .cse4) (and .cse7 .cse5 .cse6 .cse4))) [2020-12-22 06:54:11,915 INFO L185 CegarLoopUtils]: At program point L899-6(lines 894 902) the Hoare annotation is: false [2020-12-22 06:54:11,918 INFO L185 CegarLoopUtils]: At program point L899-7(lines 894 902) the Hoare annotation is: false [2020-12-22 06:54:11,918 INFO L189 CegarLoopUtils]: For program point L635(lines 635 643) no Hoare annotation was computed. [2020-12-22 06:54:11,918 INFO L185 CegarLoopUtils]: At program point L899-8(lines 894 902) the Hoare annotation is: false [2020-12-22 06:54:11,918 INFO L189 CegarLoopUtils]: For program point L635-1(lines 635 643) no Hoare annotation was computed. [2020-12-22 06:54:11,919 INFO L185 CegarLoopUtils]: At program point L899-9(lines 894 902) the Hoare annotation is: false [2020-12-22 06:54:11,919 INFO L189 CegarLoopUtils]: For program point L635-2(lines 635 643) no Hoare annotation was computed. [2020-12-22 06:54:11,919 INFO L185 CegarLoopUtils]: At program point L899-10(lines 894 902) the Hoare annotation is: false [2020-12-22 06:54:11,919 INFO L189 CegarLoopUtils]: For program point L635-3(lines 635 643) no Hoare annotation was computed. [2020-12-22 06:54:11,920 INFO L185 CegarLoopUtils]: At program point L899-11(lines 894 902) the Hoare annotation is: false [2020-12-22 06:54:11,920 INFO L189 CegarLoopUtils]: For program point L635-4(lines 635 643) no Hoare annotation was computed. [2020-12-22 06:54:11,920 INFO L185 CegarLoopUtils]: At program point L899-12(lines 894 902) the Hoare annotation is: false [2020-12-22 06:54:11,920 INFO L189 CegarLoopUtils]: For program point L635-5(lines 635 643) no Hoare annotation was computed. [2020-12-22 06:54:11,920 INFO L185 CegarLoopUtils]: At program point L899-13(lines 894 902) the Hoare annotation is: false [2020-12-22 06:54:11,920 INFO L189 CegarLoopUtils]: For program point L635-6(lines 635 643) no Hoare annotation was computed. [2020-12-22 06:54:11,921 INFO L185 CegarLoopUtils]: At program point L899-14(lines 894 902) the Hoare annotation is: false [2020-12-22 06:54:11,921 INFO L189 CegarLoopUtils]: For program point L635-7(lines 635 643) no Hoare annotation was computed. [2020-12-22 06:54:11,921 INFO L185 CegarLoopUtils]: At program point L899-15(lines 894 902) the Hoare annotation is: false [2020-12-22 06:54:11,921 INFO L189 CegarLoopUtils]: For program point L635-8(lines 635 643) no Hoare annotation was computed. [2020-12-22 06:54:11,921 INFO L185 CegarLoopUtils]: At program point L899-16(lines 894 902) the Hoare annotation is: false [2020-12-22 06:54:11,922 INFO L189 CegarLoopUtils]: For program point L635-9(lines 635 643) no Hoare annotation was computed. [2020-12-22 06:54:11,922 INFO L185 CegarLoopUtils]: At program point L899-17(lines 894 902) the Hoare annotation is: false [2020-12-22 06:54:11,922 INFO L189 CegarLoopUtils]: For program point L635-10(lines 635 643) no Hoare annotation was computed. [2020-12-22 06:54:11,922 INFO L189 CegarLoopUtils]: For program point L635-11(lines 635 643) no Hoare annotation was computed. [2020-12-22 06:54:11,922 INFO L189 CegarLoopUtils]: For program point L570(lines 570 577) no Hoare annotation was computed. [2020-12-22 06:54:11,922 INFO L192 CegarLoopUtils]: At program point L570-1(lines 570 577) the Hoare annotation is: true [2020-12-22 06:54:11,922 INFO L189 CegarLoopUtils]: For program point L835(lines 835 841) no Hoare annotation was computed. [2020-12-22 06:54:11,923 INFO L185 CegarLoopUtils]: At program point L835-1(lines 835 841) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (= ~methaneLevelCritical~0 0) .cse0 .cse1) (and (= ~methaneLevelCritical~0 1) .cse0 .cse1))) [2020-12-22 06:54:11,923 INFO L189 CegarLoopUtils]: For program point L970(lines 969 1018) no Hoare annotation was computed. [2020-12-22 06:54:11,923 INFO L189 CegarLoopUtils]: For program point L46(line 46) no Hoare annotation was computed. [2020-12-22 06:54:11,923 INFO L189 CegarLoopUtils]: For program point L46-1(line 46) no Hoare annotation was computed. [2020-12-22 06:54:11,923 INFO L189 CegarLoopUtils]: For program point L46-2(line 46) no Hoare annotation was computed. [2020-12-22 06:54:11,923 INFO L189 CegarLoopUtils]: For program point L971(lines 971 975) no Hoare annotation was computed. [2020-12-22 06:54:11,923 INFO L192 CegarLoopUtils]: At program point L579(lines 560 582) the Hoare annotation is: true [2020-12-22 06:54:11,923 INFO L189 CegarLoopUtils]: For program point L979(lines 979 985) no Hoare annotation was computed. [2020-12-22 06:54:11,924 INFO L185 CegarLoopUtils]: At program point L979-1(lines 979 985) the Hoare annotation is: (let ((.cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse5 (= ~methaneLevelCritical~0 1)) (.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse6 (= 0 ~systemActive~0)) (.cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse8 (= ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse6 .cse2 .cse3) (and .cse0 .cse1 .cse7 .cse3 .cse8) (and .cse4 .cse5 .cse0 .cse2 .cse3) (and .cse1 .cse6 .cse7 .cse2 .cse3 .cse8))) [2020-12-22 06:54:11,924 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-22 06:54:11,924 INFO L189 CegarLoopUtils]: For program point L719(lines 719 725) no Hoare annotation was computed. [2020-12-22 06:54:11,924 INFO L189 CegarLoopUtils]: For program point L719-2(lines 719 725) no Hoare annotation was computed. [2020-12-22 06:54:11,924 INFO L189 CegarLoopUtils]: For program point L719-4(lines 719 725) no Hoare annotation was computed. [2020-12-22 06:54:11,924 INFO L189 CegarLoopUtils]: For program point L719-6(lines 719 725) no Hoare annotation was computed. [2020-12-22 06:54:11,924 INFO L189 CegarLoopUtils]: For program point L719-8(lines 719 725) no Hoare annotation was computed. [2020-12-22 06:54:11,924 INFO L189 CegarLoopUtils]: For program point L719-10(lines 719 725) no Hoare annotation was computed. [2020-12-22 06:54:11,925 INFO L189 CegarLoopUtils]: For program point L719-12(lines 719 725) no Hoare annotation was computed. [2020-12-22 06:54:11,925 INFO L189 CegarLoopUtils]: For program point L719-14(lines 719 725) no Hoare annotation was computed. [2020-12-22 06:54:11,925 INFO L189 CegarLoopUtils]: For program point L719-16(lines 719 725) no Hoare annotation was computed. [2020-12-22 06:54:11,925 INFO L189 CegarLoopUtils]: For program point L719-18(lines 719 725) no Hoare annotation was computed. [2020-12-22 06:54:11,925 INFO L189 CegarLoopUtils]: For program point L719-20(lines 719 725) no Hoare annotation was computed. [2020-12-22 06:54:11,925 INFO L189 CegarLoopUtils]: For program point L719-22(lines 719 725) no Hoare annotation was computed. [2020-12-22 06:54:11,925 INFO L189 CegarLoopUtils]: For program point L657(lines 657 674) no Hoare annotation was computed. [2020-12-22 06:54:11,926 INFO L189 CegarLoopUtils]: For program point L657-1(lines 657 674) no Hoare annotation was computed. [2020-12-22 06:54:11,926 INFO L189 CegarLoopUtils]: For program point L657-2(lines 657 674) no Hoare annotation was computed. [2020-12-22 06:54:11,926 INFO L189 CegarLoopUtils]: For program point L657-3(lines 657 674) no Hoare annotation was computed. [2020-12-22 06:54:11,926 INFO L189 CegarLoopUtils]: For program point L657-4(lines 657 674) no Hoare annotation was computed. [2020-12-22 06:54:11,926 INFO L189 CegarLoopUtils]: For program point L657-5(lines 657 674) no Hoare annotation was computed. [2020-12-22 06:54:11,926 INFO L189 CegarLoopUtils]: For program point L989(lines 989 995) no Hoare annotation was computed. [2020-12-22 06:54:11,926 INFO L185 CegarLoopUtils]: At program point L989-1(lines 989 995) the Hoare annotation is: (let ((.cse0 (= ~methaneLevelCritical~0 1)) (.cse4 (= 1 ~systemActive~0)) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse1 (= 0 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse3) (and .cse0 .cse4 .cse3) (and .cse5 .cse1 .cse2 .cse3))) [2020-12-22 06:54:11,927 INFO L189 CegarLoopUtils]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-22 06:54:11,927 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2020-12-22 06:54:11,927 INFO L189 CegarLoopUtils]: For program point L661(lines 661 669) no Hoare annotation was computed. [2020-12-22 06:54:11,927 INFO L189 CegarLoopUtils]: For program point L661-1(lines 661 669) no Hoare annotation was computed. [2020-12-22 06:54:11,927 INFO L189 CegarLoopUtils]: For program point L661-2(lines 661 669) no Hoare annotation was computed. [2020-12-22 06:54:11,927 INFO L189 CegarLoopUtils]: For program point L661-3(lines 661 669) no Hoare annotation was computed. [2020-12-22 06:54:11,927 INFO L189 CegarLoopUtils]: For program point L661-4(lines 661 669) no Hoare annotation was computed. [2020-12-22 06:54:11,927 INFO L189 CegarLoopUtils]: For program point L661-5(lines 661 669) no Hoare annotation was computed. [2020-12-22 06:54:11,928 INFO L189 CegarLoopUtils]: For program point L862(lines 862 866) no Hoare annotation was computed. [2020-12-22 06:54:11,928 INFO L189 CegarLoopUtils]: For program point L862-3(lines 862 866) no Hoare annotation was computed. [2020-12-22 06:54:11,928 INFO L189 CegarLoopUtils]: For program point L862-6(lines 862 866) no Hoare annotation was computed. [2020-12-22 06:54:11,928 INFO L185 CegarLoopUtils]: At program point L599(lines 598 617) the Hoare annotation is: (let ((.cse0 (= ~methaneLevelCritical~0 1)) (.cse4 (= 1 ~systemActive~0)) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse1 (= 0 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse3) (and .cse0 .cse4 .cse3) (and .cse5 .cse1 .cse2 .cse3))) [2020-12-22 06:54:11,928 INFO L189 CegarLoopUtils]: For program point L599-1(lines 599 605) no Hoare annotation was computed. [2020-12-22 06:54:11,928 INFO L185 CegarLoopUtils]: At program point L599-2(lines 598 617) the Hoare annotation is: false [2020-12-22 06:54:11,928 INFO L185 CegarLoopUtils]: At program point L599-3(lines 598 617) the Hoare annotation is: false [2020-12-22 06:54:11,929 INFO L189 CegarLoopUtils]: For program point L999(lines 999 1014) no Hoare annotation was computed. [2020-12-22 06:54:11,929 INFO L189 CegarLoopUtils]: For program point L802(lines 802 806) no Hoare annotation was computed. [2020-12-22 06:54:11,929 INFO L189 CegarLoopUtils]: For program point L802-2(lines 802 806) no Hoare annotation was computed. [2020-12-22 06:54:11,929 INFO L189 CegarLoopUtils]: For program point L802-3(lines 802 806) no Hoare annotation was computed. [2020-12-22 06:54:11,929 INFO L189 CegarLoopUtils]: For program point L802-5(lines 802 806) no Hoare annotation was computed. [2020-12-22 06:54:11,929 INFO L189 CegarLoopUtils]: For program point L802-6(lines 802 806) no Hoare annotation was computed. [2020-12-22 06:54:11,929 INFO L189 CegarLoopUtils]: For program point L802-8(lines 802 806) no Hoare annotation was computed. [2020-12-22 06:54:11,930 INFO L189 CegarLoopUtils]: For program point L802-9(lines 802 806) no Hoare annotation was computed. [2020-12-22 06:54:11,930 INFO L189 CegarLoopUtils]: For program point L802-11(lines 802 806) no Hoare annotation was computed. [2020-12-22 06:54:11,930 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2020-12-22 06:54:11,930 INFO L189 CegarLoopUtils]: For program point L802-12(lines 802 806) no Hoare annotation was computed. [2020-12-22 06:54:11,930 INFO L189 CegarLoopUtils]: For program point L802-14(lines 802 806) no Hoare annotation was computed. [2020-12-22 06:54:11,931 INFO L189 CegarLoopUtils]: For program point L802-15(lines 802 806) no Hoare annotation was computed. [2020-12-22 06:54:11,931 INFO L189 CegarLoopUtils]: For program point L802-17(lines 802 806) no Hoare annotation was computed. [2020-12-22 06:54:11,931 INFO L189 CegarLoopUtils]: For program point L802-18(lines 802 806) no Hoare annotation was computed. [2020-12-22 06:54:11,931 INFO L189 CegarLoopUtils]: For program point L802-20(lines 802 806) no Hoare annotation was computed. [2020-12-22 06:54:11,931 INFO L189 CegarLoopUtils]: For program point L802-21(lines 802 806) no Hoare annotation was computed. [2020-12-22 06:54:11,932 INFO L185 CegarLoopUtils]: At program point L76(lines 1 1026) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-12-22 06:54:11,932 INFO L189 CegarLoopUtils]: For program point L802-23(lines 802 806) no Hoare annotation was computed. [2020-12-22 06:54:11,932 INFO L189 CegarLoopUtils]: For program point L802-24(lines 802 806) no Hoare annotation was computed. [2020-12-22 06:54:11,932 INFO L189 CegarLoopUtils]: For program point L802-26(lines 802 806) no Hoare annotation was computed. [2020-12-22 06:54:11,932 INFO L189 CegarLoopUtils]: For program point L802-27(lines 802 806) no Hoare annotation was computed. [2020-12-22 06:54:11,932 INFO L189 CegarLoopUtils]: For program point L802-29(lines 802 806) no Hoare annotation was computed. [2020-12-22 06:54:11,933 INFO L189 CegarLoopUtils]: For program point L802-30(lines 802 806) no Hoare annotation was computed. [2020-12-22 06:54:11,933 INFO L189 CegarLoopUtils]: For program point L802-32(lines 802 806) no Hoare annotation was computed. [2020-12-22 06:54:11,933 INFO L189 CegarLoopUtils]: For program point L802-33(lines 802 806) no Hoare annotation was computed. [2020-12-22 06:54:11,933 INFO L189 CegarLoopUtils]: For program point L802-35(lines 802 806) no Hoare annotation was computed. [2020-12-22 06:54:11,933 INFO L185 CegarLoopUtils]: At program point L606(lines 606 612) the Hoare annotation is: (let ((.cse4 (= ~methaneLevelCritical~0 1)) (.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse5 (= 0 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse2 .cse3) (and .cse4 .cse0 .cse2 .cse3) (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse3) (and .cse1 .cse5 .cse2 .cse3))) [2020-12-22 06:54:11,933 INFO L185 CegarLoopUtils]: At program point L606-1(lines 606 612) the Hoare annotation is: false [2020-12-22 06:54:11,934 INFO L185 CegarLoopUtils]: At program point L606-2(lines 606 612) the Hoare annotation is: false [2020-12-22 06:54:11,934 INFO L189 CegarLoopUtils]: For program point L939(lines 939 945) no Hoare annotation was computed. [2020-12-22 06:54:11,934 INFO L189 CegarLoopUtils]: For program point L939-1(lines 939 945) no Hoare annotation was computed. [2020-12-22 06:54:11,934 INFO L189 CegarLoopUtils]: For program point L939-2(lines 939 945) no Hoare annotation was computed. [2020-12-22 06:54:11,934 INFO L189 CegarLoopUtils]: For program point L939-3(lines 939 945) no Hoare annotation was computed. [2020-12-22 06:54:11,934 INFO L189 CegarLoopUtils]: For program point L939-4(lines 939 945) no Hoare annotation was computed. [2020-12-22 06:54:11,935 INFO L189 CegarLoopUtils]: For program point L939-5(lines 939 945) no Hoare annotation was computed. [2020-12-22 06:54:11,935 INFO L189 CegarLoopUtils]: For program point L939-6(lines 939 945) no Hoare annotation was computed. [2020-12-22 06:54:11,936 INFO L189 CegarLoopUtils]: For program point L939-7(lines 939 945) no Hoare annotation was computed. [2020-12-22 06:54:11,936 INFO L189 CegarLoopUtils]: For program point L939-8(lines 939 945) no Hoare annotation was computed. [2020-12-22 06:54:11,936 INFO L189 CegarLoopUtils]: For program point L939-9(lines 939 945) no Hoare annotation was computed. [2020-12-22 06:54:11,936 INFO L189 CegarLoopUtils]: For program point L939-10(lines 939 945) no Hoare annotation was computed. [2020-12-22 06:54:11,936 INFO L189 CegarLoopUtils]: For program point L939-11(lines 939 945) no Hoare annotation was computed. [2020-12-22 06:54:11,937 INFO L189 CegarLoopUtils]: For program point L874(lines 874 878) no Hoare annotation was computed. [2020-12-22 06:54:11,937 INFO L185 CegarLoopUtils]: At program point L808(lines 793 811) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:54:11,937 INFO L185 CegarLoopUtils]: At program point L808-1(lines 793 811) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:54:11,937 INFO L185 CegarLoopUtils]: At program point L808-2(lines 793 811) the Hoare annotation is: false [2020-12-22 06:54:11,937 INFO L185 CegarLoopUtils]: At program point L808-3(lines 793 811) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 (= ~methaneLevelCritical~0 0) .cse1 .cse2) (and (= ~methaneLevelCritical~0 1) .cse0 .cse1 .cse2))) [2020-12-22 06:54:11,937 INFO L185 CegarLoopUtils]: At program point L808-4(lines 793 811) the Hoare annotation is: false [2020-12-22 06:54:11,938 INFO L185 CegarLoopUtils]: At program point L808-5(lines 793 811) the Hoare annotation is: false [2020-12-22 06:54:11,938 INFO L185 CegarLoopUtils]: At program point L808-6(lines 793 811) the Hoare annotation is: false [2020-12-22 06:54:11,938 INFO L185 CegarLoopUtils]: At program point L808-7(lines 793 811) the Hoare annotation is: false [2020-12-22 06:54:11,938 INFO L185 CegarLoopUtils]: At program point L808-8(lines 793 811) the Hoare annotation is: false [2020-12-22 06:54:11,938 INFO L185 CegarLoopUtils]: At program point L808-9(lines 793 811) the Hoare annotation is: false [2020-12-22 06:54:11,938 INFO L185 CegarLoopUtils]: At program point L808-10(lines 793 811) the Hoare annotation is: false [2020-12-22 06:54:11,938 INFO L185 CegarLoopUtils]: At program point L808-11(lines 793 811) the Hoare annotation is: false [2020-12-22 06:54:11,939 INFO L189 CegarLoopUtils]: For program point L1007(lines 1007 1013) no Hoare annotation was computed. [2020-12-22 06:54:11,939 INFO L185 CegarLoopUtils]: At program point L1007-1(lines 599 605) the Hoare annotation is: (let ((.cse0 (= ~methaneLevelCritical~0 1)) (.cse4 (= 1 ~systemActive~0)) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse1 (= 0 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse3) (and .cse0 .cse4 .cse3) (and .cse5 .cse1 .cse2 .cse3))) [2020-12-22 06:54:11,939 INFO L185 CegarLoopUtils]: At program point L744(lines 737 747) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse0 (= |ULTIMATE.start_isMethaneAlarm_#res| 1) .cse1) (and .cse0 (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse1))) [2020-12-22 06:54:11,939 INFO L185 CegarLoopUtils]: At program point L744-1(lines 737 747) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:54:11,939 INFO L185 CegarLoopUtils]: At program point L744-2(lines 737 747) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:54:11,940 INFO L185 CegarLoopUtils]: At program point L744-3(lines 737 747) the Hoare annotation is: false [2020-12-22 06:54:11,940 INFO L185 CegarLoopUtils]: At program point L744-4(lines 737 747) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse0 (= |ULTIMATE.start_isMethaneAlarm_#res| 1) .cse1 .cse2) (and .cse0 (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse1 .cse2))) [2020-12-22 06:54:11,940 INFO L185 CegarLoopUtils]: At program point L744-5(lines 737 747) the Hoare annotation is: false [2020-12-22 06:54:11,940 INFO L185 CegarLoopUtils]: At program point L546(lines 542 548) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-12-22 06:54:11,940 INFO L185 CegarLoopUtils]: At program point L744-6(lines 737 747) the Hoare annotation is: false [2020-12-22 06:54:11,940 INFO L185 CegarLoopUtils]: At program point L744-7(lines 737 747) the Hoare annotation is: false [2020-12-22 06:54:11,941 INFO L185 CegarLoopUtils]: At program point L744-8(lines 737 747) the Hoare annotation is: false [2020-12-22 06:54:11,941 INFO L185 CegarLoopUtils]: At program point L744-9(lines 737 747) the Hoare annotation is: false [2020-12-22 06:54:11,941 INFO L185 CegarLoopUtils]: At program point L744-10(lines 737 747) the Hoare annotation is: false [2020-12-22 06:54:11,941 INFO L185 CegarLoopUtils]: At program point L744-11(lines 737 747) the Hoare annotation is: false [2020-12-22 06:54:11,941 INFO L185 CegarLoopUtils]: At program point L744-12(lines 737 747) the Hoare annotation is: false [2020-12-22 06:54:11,941 INFO L185 CegarLoopUtils]: At program point L744-13(lines 737 747) the Hoare annotation is: false [2020-12-22 06:54:11,941 INFO L185 CegarLoopUtils]: At program point L744-14(lines 737 747) the Hoare annotation is: false [2020-12-22 06:54:11,942 INFO L185 CegarLoopUtils]: At program point L84(lines 79 87) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-12-22 06:54:11,942 INFO L185 CegarLoopUtils]: At program point L944(lines 935 948) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:54:11,942 INFO L185 CegarLoopUtils]: At program point L944-1(lines 935 948) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:54:11,942 INFO L185 CegarLoopUtils]: At program point L944-2(lines 935 948) the Hoare annotation is: false [2020-12-22 06:54:11,942 INFO L185 CegarLoopUtils]: At program point L944-3(lines 935 948) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 (= ~methaneLevelCritical~0 0) .cse1 .cse2) (and (= ~methaneLevelCritical~0 1) .cse0 .cse1 .cse2))) [2020-12-22 06:54:11,942 INFO L185 CegarLoopUtils]: At program point L944-4(lines 935 948) the Hoare annotation is: false [2020-12-22 06:54:11,943 INFO L185 CegarLoopUtils]: At program point L944-5(lines 935 948) the Hoare annotation is: false [2020-12-22 06:54:11,943 INFO L185 CegarLoopUtils]: At program point L944-6(lines 935 948) the Hoare annotation is: false [2020-12-22 06:54:11,943 INFO L185 CegarLoopUtils]: At program point L944-7(lines 935 948) the Hoare annotation is: false [2020-12-22 06:54:11,943 INFO L185 CegarLoopUtils]: At program point L944-8(lines 935 948) the Hoare annotation is: false [2020-12-22 06:54:11,943 INFO L185 CegarLoopUtils]: At program point L944-9(lines 935 948) the Hoare annotation is: false [2020-12-22 06:54:11,943 INFO L185 CegarLoopUtils]: At program point L944-10(lines 935 948) the Hoare annotation is: false [2020-12-22 06:54:11,943 INFO L185 CegarLoopUtils]: At program point L944-11(lines 935 948) the Hoare annotation is: false [2020-12-22 06:54:11,943 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-22 06:54:11,944 INFO L189 CegarLoopUtils]: For program point L683(lines 683 700) no Hoare annotation was computed. [2020-12-22 06:54:11,944 INFO L189 CegarLoopUtils]: For program point L683-1(lines 683 700) no Hoare annotation was computed. [2020-12-22 06:54:11,944 INFO L189 CegarLoopUtils]: For program point L683-2(lines 683 700) no Hoare annotation was computed. [2020-12-22 06:54:11,944 INFO L185 CegarLoopUtils]: At program point L753(lines 748 756) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse1 (= ~methaneLevelCritical~0 1)) (.cse2 (= |ULTIMATE.start_isPumpRunning_#res| 0)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 (= 0 ~systemActive~0) .cse2 .cse3 .cse4) (and .cse0 .cse1 (= 1 ~systemActive~0) .cse2 .cse3 .cse4))) [2020-12-22 06:54:11,944 INFO L185 CegarLoopUtils]: At program point L753-1(lines 748 756) the Hoare annotation is: false [2020-12-22 06:54:11,944 INFO L189 CegarLoopUtils]: For program point L687(lines 687 695) no Hoare annotation was computed. [2020-12-22 06:54:11,944 INFO L185 CegarLoopUtils]: At program point L753-2(lines 748 756) the Hoare annotation is: false [2020-12-22 06:54:11,945 INFO L189 CegarLoopUtils]: For program point L687-1(lines 687 695) no Hoare annotation was computed. [2020-12-22 06:54:11,945 INFO L189 CegarLoopUtils]: For program point L687-2(lines 687 695) no Hoare annotation was computed. [2020-12-22 06:54:11,945 INFO L189 CegarLoopUtils]: For program point L886(lines 886 890) no Hoare annotation was computed. [2020-12-22 06:54:11,945 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-22 06:54:11,945 INFO L185 CegarLoopUtils]: At program point L1019(lines 968 1020) the Hoare annotation is: false [2020-12-22 06:54:11,945 INFO L189 CegarLoopUtils]: For program point L821(lines 821 825) no Hoare annotation was computed. [2020-12-22 06:54:11,945 INFO L189 CegarLoopUtils]: For program point L821-2(lines 821 825) no Hoare annotation was computed. [2020-12-22 06:54:11,945 INFO L189 CegarLoopUtils]: For program point L821-3(lines 821 825) no Hoare annotation was computed. [2020-12-22 06:54:11,946 INFO L189 CegarLoopUtils]: For program point L821-5(lines 821 825) no Hoare annotation was computed. [2020-12-22 06:54:11,946 INFO L189 CegarLoopUtils]: For program point L821-6(lines 821 825) no Hoare annotation was computed. [2020-12-22 06:54:11,946 INFO L189 CegarLoopUtils]: For program point L821-8(lines 821 825) no Hoare annotation was computed. [2020-12-22 06:54:11,946 INFO L189 CegarLoopUtils]: For program point L821-9(lines 821 825) no Hoare annotation was computed. [2020-12-22 06:54:11,946 INFO L189 CegarLoopUtils]: For program point L821-11(lines 821 825) no Hoare annotation was computed. [2020-12-22 06:54:11,946 INFO L189 CegarLoopUtils]: For program point L821-12(lines 821 825) no Hoare annotation was computed. [2020-12-22 06:54:11,946 INFO L189 CegarLoopUtils]: For program point L821-14(lines 821 825) no Hoare annotation was computed. [2020-12-22 06:54:11,946 INFO L189 CegarLoopUtils]: For program point L821-15(lines 821 825) no Hoare annotation was computed. [2020-12-22 06:54:11,947 INFO L189 CegarLoopUtils]: For program point L821-17(lines 821 825) no Hoare annotation was computed. [2020-12-22 06:54:11,947 INFO L185 CegarLoopUtils]: At program point L954(lines 949 957) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:54:11,947 INFO L185 CegarLoopUtils]: At program point L954-1(lines 949 957) the Hoare annotation is: false [2020-12-22 06:54:11,947 INFO L185 CegarLoopUtils]: At program point L954-2(lines 949 957) the Hoare annotation is: false [2020-12-22 06:54:11,947 INFO L185 CegarLoopUtils]: At program point L954-3(lines 949 957) the Hoare annotation is: false [2020-12-22 06:54:11,947 INFO L185 CegarLoopUtils]: At program point L954-4(lines 949 957) the Hoare annotation is: false [2020-12-22 06:54:11,948 INFO L185 CegarLoopUtils]: At program point L954-5(lines 949 957) the Hoare annotation is: false [2020-12-22 06:54:11,948 INFO L185 CegarLoopUtils]: At program point L495-2(lines 495 509) the Hoare annotation is: false [2020-12-22 06:54:11,948 INFO L189 CegarLoopUtils]: For program point L99(lines 99 112) no Hoare annotation was computed. [2020-12-22 06:54:11,948 INFO L185 CegarLoopUtils]: At program point L99-1(lines 1 1026) the Hoare annotation is: (let ((.cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse5 (= ~methaneLevelCritical~0 1)) (.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse6 (= 0 ~systemActive~0)) (.cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse8 (= ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse6 .cse2 .cse3) (and .cse0 .cse1 .cse7 .cse3 .cse8) (and .cse4 .cse5 .cse0 .cse2 .cse3) (and .cse1 .cse6 .cse7 .cse2 .cse3 .cse8))) [2020-12-22 06:54:11,948 INFO L189 CegarLoopUtils]: For program point L99-2(lines 99 112) no Hoare annotation was computed. [2020-12-22 06:54:11,948 INFO L185 CegarLoopUtils]: At program point L99-3(lines 1 1026) the Hoare annotation is: false [2020-12-22 06:54:11,949 INFO L189 CegarLoopUtils]: For program point L99-4(lines 99 112) no Hoare annotation was computed. [2020-12-22 06:54:11,949 INFO L185 CegarLoopUtils]: At program point L99-5(lines 1 1026) the Hoare annotation is: false [2020-12-22 06:54:11,949 INFO L189 CegarLoopUtils]: For program point L496(line 496) no Hoare annotation was computed. [2020-12-22 06:54:11,949 INFO L185 CegarLoopUtils]: At program point L827(lines 812 830) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:54:11,949 INFO L185 CegarLoopUtils]: At program point L827-1(lines 812 830) the Hoare annotation is: false [2020-12-22 06:54:11,949 INFO L185 CegarLoopUtils]: At program point L827-2(lines 812 830) the Hoare annotation is: false [2020-12-22 06:54:11,949 INFO L185 CegarLoopUtils]: At program point L827-3(lines 812 830) the Hoare annotation is: false [2020-12-22 06:54:11,950 INFO L185 CegarLoopUtils]: At program point L827-4(lines 812 830) the Hoare annotation is: false [2020-12-22 06:54:11,950 INFO L185 CegarLoopUtils]: At program point L827-5(lines 812 830) the Hoare annotation is: false [2020-12-22 06:54:11,986 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.12 06:54:11 BoogieIcfgContainer [2020-12-22 06:54:11,986 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-22 06:54:11,987 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-22 06:54:11,987 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-22 06:54:11,987 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-22 06:54:11,988 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:54:01" (3/4) ... [2020-12-22 06:54:11,991 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-22 06:54:12,022 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-12-22 06:54:12,024 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-12-22 06:54:12,026 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-12-22 06:54:12,029 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-12-22 06:54:12,031 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-12-22 06:54:12,033 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-22 06:54:12,035 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-22 06:54:12,066 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) || ((((\result == 1 && methaneLevelCritical == 1) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && tmp == 0)) || ((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((methaneLevelCritical == 0 && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) [2020-12-22 06:54:12,066 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) || ((((\result == 1 && methaneLevelCritical == 1) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && tmp == 0)) || ((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((methaneLevelCritical == 0 && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) [2020-12-22 06:54:12,069 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) || (((methaneLevelCritical == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0)) || (((methaneLevelCritical == 0 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) [2020-12-22 06:54:12,071 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((\result == 1 && methaneLevelCritical == 1) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((((methaneLevelCritical == 0 && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) [2020-12-22 06:54:12,071 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && splverifierCounter == 0) || (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) [2020-12-22 06:54:12,072 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && \result == 1) && splverifierCounter == 0) || (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) [2020-12-22 06:54:12,073 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 1 && methaneLevelCritical == 1) && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) || (((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) [2020-12-22 06:54:12,076 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0 [2020-12-22 06:54:12,077 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 [2020-12-22 06:54:12,078 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0 [2020-12-22 06:54:12,078 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) || ((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) [2020-12-22 06:54:12,079 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 [2020-12-22 06:54:12,079 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && \result == 1) && pumpRunning == 0) && splverifierCounter == 0) || ((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) [2020-12-22 06:54:12,081 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 [2020-12-22 06:54:12,081 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 [2020-12-22 06:54:12,081 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 [2020-12-22 06:54:12,082 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 [2020-12-22 06:54:12,082 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 [2020-12-22 06:54:12,083 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 [2020-12-22 06:54:12,206 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/product-lines/minepump_spec1_product64.cil.c-witness.graphml [2020-12-22 06:54:12,206 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-22 06:54:12,208 INFO L168 Benchmark]: Toolchain (without parser) took 13344.93 ms. Allocated memory was 157.3 MB in the beginning and 335.5 MB in the end (delta: 178.3 MB). Free memory was 131.9 MB in the beginning and 165.5 MB in the end (delta: -33.6 MB). Peak memory consumption was 145.1 MB. Max. memory is 8.0 GB. [2020-12-22 06:54:12,208 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 157.3 MB. Free memory is still 131.4 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-12-22 06:54:12,209 INFO L168 Benchmark]: CACSL2BoogieTranslator took 733.68 ms. Allocated memory is still 157.3 MB. Free memory was 131.4 MB in the beginning and 109.3 MB in the end (delta: 22.2 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. [2020-12-22 06:54:12,209 INFO L168 Benchmark]: Boogie Procedure Inliner took 107.78 ms. Allocated memory is still 157.3 MB. Free memory was 109.3 MB in the beginning and 103.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 8.0 GB. [2020-12-22 06:54:12,209 INFO L168 Benchmark]: Boogie Preprocessor took 114.62 ms. Allocated memory is still 157.3 MB. Free memory was 103.6 MB in the beginning and 99.4 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-12-22 06:54:12,210 INFO L168 Benchmark]: RCFGBuilder took 1400.97 ms. Allocated memory is still 157.3 MB. Free memory was 99.4 MB in the beginning and 88.9 MB in the end (delta: 10.4 MB). Peak memory consumption was 52.4 MB. Max. memory is 8.0 GB. [2020-12-22 06:54:12,210 INFO L168 Benchmark]: TraceAbstraction took 10753.77 ms. Allocated memory was 157.3 MB in the beginning and 335.5 MB in the end (delta: 178.3 MB). Free memory was 88.9 MB in the beginning and 185.4 MB in the end (delta: -96.5 MB). Peak memory consumption was 155.2 MB. Max. memory is 8.0 GB. [2020-12-22 06:54:12,210 INFO L168 Benchmark]: Witness Printer took 219.49 ms. Allocated memory is still 335.5 MB. Free memory was 185.4 MB in the beginning and 165.5 MB in the end (delta: 19.9 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. [2020-12-22 06:54:12,212 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 157.3 MB. Free memory is still 131.4 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 733.68 ms. Allocated memory is still 157.3 MB. Free memory was 131.4 MB in the beginning and 109.3 MB in the end (delta: 22.2 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 107.78 ms. Allocated memory is still 157.3 MB. Free memory was 109.3 MB in the beginning and 103.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 114.62 ms. Allocated memory is still 157.3 MB. Free memory was 103.6 MB in the beginning and 99.4 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1400.97 ms. Allocated memory is still 157.3 MB. Free memory was 99.4 MB in the beginning and 88.9 MB in the end (delta: 10.4 MB). Peak memory consumption was 52.4 MB. Max. memory is 8.0 GB. * TraceAbstraction took 10753.77 ms. Allocated memory was 157.3 MB in the beginning and 335.5 MB in the end (delta: 178.3 MB). Free memory was 88.9 MB in the beginning and 185.4 MB in the end (delta: -96.5 MB). Peak memory consumption was 155.2 MB. Max. memory is 8.0 GB. * Witness Printer took 219.49 ms. Allocated memory is still 335.5 MB. Free memory was 185.4 MB in the beginning and 165.5 MB in the end (delta: 19.9 MB). Peak memory consumption was 19.9 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: 793]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 570]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 949]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: (((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && splverifierCounter == 0) || (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) - InvariantResult [Line: 793]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 949]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 793]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 949]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 598]: Loop Invariant Derived loop invariant: (((((methaneLevelCritical == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((1 == systemActive && methaneLevelCritical == 0) && splverifierCounter == 0)) || ((methaneLevelCritical == 1 && 1 == systemActive) && splverifierCounter == 0)) || (((methaneLevelCritical == 0 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 793]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 949]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 793]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 598]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 949]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 79]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: ((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) || ((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 793]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 935]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 935]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 793]: Loop Invariant Derived loop invariant: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 935]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 793]: Loop Invariant Derived loop invariant: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: (((((\result == 1 && methaneLevelCritical == 1) && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) || (((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 935]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 793]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 935]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 793]: Loop Invariant Derived loop invariant: (((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) || (((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 949]: Loop Invariant Derived loop invariant: ((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 935]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 935]: Loop Invariant Derived loop invariant: (((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) || (((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 935]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 935]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 935]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) || ((((\result == 1 && methaneLevelCritical == 1) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && tmp == 0)) || ((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((methaneLevelCritical == 0 && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: ((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0 - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 935]: Loop Invariant Derived loop invariant: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 935]: Loop Invariant Derived loop invariant: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: (((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && \result == 1) && pumpRunning == 0) && splverifierCounter == 0) || ((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 599]: Loop Invariant Derived loop invariant: (((((methaneLevelCritical == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((1 == systemActive && methaneLevelCritical == 0) && splverifierCounter == 0)) || ((methaneLevelCritical == 1 && 1 == systemActive) && splverifierCounter == 0)) || (((methaneLevelCritical == 0 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 560]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 495]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 542]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 835]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0 && pumpRunning == 0) && splverifierCounter == 0) || ((methaneLevelCritical == 1 && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: ((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && \result == 1) && splverifierCounter == 0) || (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 989]: Loop Invariant Derived loop invariant: (((((methaneLevelCritical == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((1 == systemActive && methaneLevelCritical == 0) && splverifierCounter == 0)) || ((methaneLevelCritical == 1 && 1 == systemActive) && splverifierCounter == 0)) || (((methaneLevelCritical == 0 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 598]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) || (((methaneLevelCritical == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0)) || (((methaneLevelCritical == 0 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: ((((((\result == 1 && methaneLevelCritical == 1) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((((methaneLevelCritical == 0 && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) - InvariantResult [Line: 793]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 793]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 979]: Loop Invariant Derived loop invariant: ((((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) || ((((\result == 1 && methaneLevelCritical == 1) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && tmp == 0)) || ((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((methaneLevelCritical == 0 && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 968]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 227 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.4s, OverallIterations: 12, TraceHistogramMax: 2, AutomataDifference: 1.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 7.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1913 SDtfs, 2131 SDslu, 3026 SDs, 0 SdLazy, 436 SolverSat, 93 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 86 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=490occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 12 MinimizatonAttempts, 1971 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 92 LocationsWithAnnotation, 92 PreInvPairs, 358 NumberOfFragments, 928 HoareAnnotationTreeSize, 92 FomulaSimplifications, 911376 FormulaSimplificationTreeSizeReduction, 2.2s HoareSimplificationTime, 92 FomulaSimplificationsInter, 130249 FormulaSimplificationTreeSizeReductionInter, 4.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 387 NumberOfCodeBlocks, 387 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 375 ConstructedInterpolants, 0 QuantifiedInterpolants, 21133 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 28/28 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...