/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc config/AutomizerReach.xml -s config/svcomp-Reach-64bit-Automizer_Default.epf -i ../sv-benchmarks/c/product-lines/minepump_spec2_product63.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-4f750a8 [2020-12-22 06:55:03,308 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-22 06:55:03,311 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-22 06:55:03,347 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-22 06:55:03,348 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-22 06:55:03,349 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-22 06:55:03,351 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-22 06:55:03,354 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-22 06:55:03,369 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-22 06:55:03,370 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-22 06:55:03,372 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-22 06:55:03,373 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-22 06:55:03,374 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-22 06:55:03,375 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-22 06:55:03,377 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-22 06:55:03,378 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-22 06:55:03,380 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-22 06:55:03,381 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-22 06:55:03,383 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-22 06:55:03,385 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-22 06:55:03,387 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-22 06:55:03,389 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-22 06:55:03,390 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-22 06:55:03,391 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-22 06:55:03,395 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-12-22 06:55:03,399 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-22 06:55:03,400 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-22 06:55:03,401 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-22 06:55:03,402 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-22 06:55:03,403 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-22 06:55:03,404 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-22 06:55:03,405 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-22 06:55:03,405 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-22 06:55:03,406 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-22 06:55:03,407 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-22 06:55:03,408 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-22 06:55:03,409 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-22 06:55:03,437 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-22 06:55:03,438 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-22 06:55:03,439 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-22 06:55:03,440 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-22 06:55:03,440 INFO L138 SettingsManager]: * Use SBE=true [2020-12-22 06:55:03,441 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-22 06:55:03,441 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-22 06:55:03,441 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-22 06:55:03,441 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-22 06:55:03,442 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-22 06:55:03,442 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-22 06:55:03,442 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-22 06:55:03,442 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-22 06:55:03,443 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-22 06:55:03,443 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-22 06:55:03,443 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-22 06:55:03,444 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-22 06:55:03,444 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 06:55:03,444 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-22 06:55:03,445 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-22 06:55:03,445 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-22 06:55:03,445 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-22 06:55:03,445 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-22 06:55:03,446 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-22 06:55:03,446 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-22 06:55:03,446 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-22 06:55:03,911 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-22 06:55:03,945 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-22 06:55:03,949 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-22 06:55:03,951 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-22 06:55:03,952 INFO L275 PluginConnector]: CDTParser initialized [2020-12-22 06:55:03,953 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec2_product63.cil.c [2020-12-22 06:55:04,054 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1fff13d1a/8dfa5ad11b914a298e2b080396438f4c/FLAG315d2a771 [2020-12-22 06:55:04,828 INFO L306 CDTParser]: Found 1 translation units. [2020-12-22 06:55:04,828 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_product63.cil.c [2020-12-22 06:55:04,844 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1fff13d1a/8dfa5ad11b914a298e2b080396438f4c/FLAG315d2a771 [2020-12-22 06:55:05,129 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1fff13d1a/8dfa5ad11b914a298e2b080396438f4c [2020-12-22 06:55:05,136 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-22 06:55:05,138 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-22 06:55:05,140 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-22 06:55:05,140 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-22 06:55:05,145 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-22 06:55:05,146 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 06:55:05" (1/1) ... [2020-12-22 06:55:05,148 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7eea1dca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:05, skipping insertion in model container [2020-12-22 06:55:05,149 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 06:55:05" (1/1) ... [2020-12-22 06:55:05,158 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-22 06:55:05,218 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-22 06:55:05,388 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_product63.cil.c[2661,2674] [2020-12-22 06:55:05,533 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 06:55:05,557 INFO L203 MainTranslator]: Completed pre-run [2020-12-22 06:55:05,606 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_product63.cil.c[2661,2674] [2020-12-22 06:55:05,699 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 06:55:05,739 INFO L208 MainTranslator]: Completed translation [2020-12-22 06:55:05,740 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:05 WrapperNode [2020-12-22 06:55:05,740 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-22 06:55:05,741 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-22 06:55:05,741 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-22 06:55:05,741 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-22 06:55:05,750 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:05" (1/1) ... [2020-12-22 06:55:05,789 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:05" (1/1) ... [2020-12-22 06:55:05,886 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-22 06:55:05,891 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-22 06:55:05,891 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-22 06:55:05,891 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-22 06:55:05,916 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:05" (1/1) ... [2020-12-22 06:55:05,916 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:05" (1/1) ... [2020-12-22 06:55:05,939 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:05" (1/1) ... [2020-12-22 06:55:05,939 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:05" (1/1) ... [2020-12-22 06:55:05,978 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:05" (1/1) ... [2020-12-22 06:55:05,992 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:05" (1/1) ... [2020-12-22 06:55:05,997 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:05" (1/1) ... [2020-12-22 06:55:06,005 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-22 06:55:06,006 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-22 06:55:06,007 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-22 06:55:06,007 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-22 06:55:06,008 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:05" (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 06:55:06,126 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-22 06:55:06,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-22 06:55:06,127 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-22 06:55:06,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-22 06:55:07,405 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-22 06:55:07,405 INFO L299 CfgBuilder]: Removed 354 assume(true) statements. [2020-12-22 06:55:07,407 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:55:07 BoogieIcfgContainer [2020-12-22 06:55:07,408 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-22 06:55:07,410 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-22 06:55:07,410 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-22 06:55:07,414 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-22 06:55:07,414 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 06:55:05" (1/3) ... [2020-12-22 06:55:07,415 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62e25825 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 06:55:07, skipping insertion in model container [2020-12-22 06:55:07,415 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:05" (2/3) ... [2020-12-22 06:55:07,416 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62e25825 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 06:55:07, skipping insertion in model container [2020-12-22 06:55:07,416 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:55:07" (3/3) ... [2020-12-22 06:55:07,418 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product63.cil.c [2020-12-22 06:55:07,425 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-22 06:55:07,431 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-12-22 06:55:07,451 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-12-22 06:55:07,482 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-22 06:55:07,483 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-22 06:55:07,483 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-22 06:55:07,483 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-22 06:55:07,483 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-22 06:55:07,483 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-22 06:55:07,484 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-22 06:55:07,484 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-22 06:55:07,507 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states. [2020-12-22 06:55:07,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-22 06:55:07,515 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:55:07,516 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:55:07,517 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:55:07,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:55:07,523 INFO L82 PathProgramCache]: Analyzing trace with hash 720129344, now seen corresponding path program 1 times [2020-12-22 06:55:07,534 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:55:07,535 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [421065932] [2020-12-22 06:55:07,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:55:07,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:55:07,836 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 06:55:07,837 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [421065932] [2020-12-22 06:55:07,838 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:55:07,838 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 06:55:07,839 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1031269755] [2020-12-22 06:55:07,844 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-22 06:55:07,845 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:55:07,862 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-22 06:55:07,863 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-22 06:55:07,865 INFO L87 Difference]: Start difference. First operand 231 states. Second operand 2 states. [2020-12-22 06:55:07,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:55:07,954 INFO L93 Difference]: Finished difference Result 455 states and 684 transitions. [2020-12-22 06:55:07,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-22 06:55:07,959 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2020-12-22 06:55:07,960 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:55:07,999 INFO L225 Difference]: With dead ends: 455 [2020-12-22 06:55:08,000 INFO L226 Difference]: Without dead ends: 227 [2020-12-22 06:55:08,007 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 06:55:08,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states. [2020-12-22 06:55:08,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 227. [2020-12-22 06:55:08,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 227 states. [2020-12-22 06:55:08,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 334 transitions. [2020-12-22 06:55:08,102 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 334 transitions. Word has length 18 [2020-12-22 06:55:08,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:55:08,102 INFO L481 AbstractCegarLoop]: Abstraction has 227 states and 334 transitions. [2020-12-22 06:55:08,102 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-22 06:55:08,103 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 334 transitions. [2020-12-22 06:55:08,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-12-22 06:55:08,106 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:55:08,106 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:55:08,108 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-22 06:55:08,108 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:55:08,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:55:08,110 INFO L82 PathProgramCache]: Analyzing trace with hash -1224858909, now seen corresponding path program 1 times [2020-12-22 06:55:08,111 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:55:08,111 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1235063277] [2020-12-22 06:55:08,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:55:08,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:55:08,298 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 06:55:08,299 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1235063277] [2020-12-22 06:55:08,299 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:55:08,299 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 06:55:08,300 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [369222426] [2020-12-22 06:55:08,301 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:55:08,302 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:55:08,302 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:55:08,303 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:55:08,303 INFO L87 Difference]: Start difference. First operand 227 states and 334 transitions. Second operand 3 states. [2020-12-22 06:55:08,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:55:08,320 INFO L93 Difference]: Finished difference Result 227 states and 334 transitions. [2020-12-22 06:55:08,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:55:08,321 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-12-22 06:55:08,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:55:08,322 INFO L225 Difference]: With dead ends: 227 [2020-12-22 06:55:08,322 INFO L226 Difference]: Without dead ends: 87 [2020-12-22 06:55:08,324 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 06:55:08,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2020-12-22 06:55:08,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2020-12-22 06:55:08,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2020-12-22 06:55:08,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 127 transitions. [2020-12-22 06:55:08,332 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 127 transitions. Word has length 19 [2020-12-22 06:55:08,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:55:08,332 INFO L481 AbstractCegarLoop]: Abstraction has 87 states and 127 transitions. [2020-12-22 06:55:08,332 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:55:08,332 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 127 transitions. [2020-12-22 06:55:08,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-22 06:55:08,333 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:55:08,333 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:55:08,334 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-22 06:55:08,334 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:55:08,335 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:55:08,335 INFO L82 PathProgramCache]: Analyzing trace with hash 1431011903, now seen corresponding path program 1 times [2020-12-22 06:55:08,335 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:55:08,335 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1349838] [2020-12-22 06:55:08,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:55:08,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:55:08,421 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 06:55:08,422 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1349838] [2020-12-22 06:55:08,422 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:55:08,422 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 06:55:08,423 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1843180796] [2020-12-22 06:55:08,423 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:55:08,423 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:55:08,424 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:55:08,424 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:55:08,424 INFO L87 Difference]: Start difference. First operand 87 states and 127 transitions. Second operand 3 states. [2020-12-22 06:55:08,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:55:08,447 INFO L93 Difference]: Finished difference Result 247 states and 367 transitions. [2020-12-22 06:55:08,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:55:08,447 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2020-12-22 06:55:08,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:55:08,449 INFO L225 Difference]: With dead ends: 247 [2020-12-22 06:55:08,450 INFO L226 Difference]: Without dead ends: 167 [2020-12-22 06:55:08,451 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 06:55:08,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2020-12-22 06:55:08,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 163. [2020-12-22 06:55:08,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 163 states. [2020-12-22 06:55:08,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 242 transitions. [2020-12-22 06:55:08,476 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 242 transitions. Word has length 24 [2020-12-22 06:55:08,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:55:08,477 INFO L481 AbstractCegarLoop]: Abstraction has 163 states and 242 transitions. [2020-12-22 06:55:08,477 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:55:08,477 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 242 transitions. [2020-12-22 06:55:08,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-12-22 06:55:08,480 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:55:08,480 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] [2020-12-22 06:55:08,480 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-22 06:55:08,480 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:55:08,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:55:08,481 INFO L82 PathProgramCache]: Analyzing trace with hash -1446560635, now seen corresponding path program 1 times [2020-12-22 06:55:08,481 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:55:08,482 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [535662468] [2020-12-22 06:55:08,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:55:08,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:55:08,564 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 06:55:08,565 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [535662468] [2020-12-22 06:55:08,565 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:55:08,565 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 06:55:08,565 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1117937053] [2020-12-22 06:55:08,566 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:55:08,566 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:55:08,567 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:55:08,567 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:55:08,567 INFO L87 Difference]: Start difference. First operand 163 states and 242 transitions. Second operand 3 states. [2020-12-22 06:55:08,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:55:08,675 INFO L93 Difference]: Finished difference Result 332 states and 499 transitions. [2020-12-22 06:55:08,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:55:08,676 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2020-12-22 06:55:08,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:55:08,678 INFO L225 Difference]: With dead ends: 332 [2020-12-22 06:55:08,678 INFO L226 Difference]: Without dead ends: 176 [2020-12-22 06:55:08,679 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 06:55:08,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176 states. [2020-12-22 06:55:08,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176 to 174. [2020-12-22 06:55:08,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 174 states. [2020-12-22 06:55:08,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 174 states and 252 transitions. [2020-12-22 06:55:08,695 INFO L78 Accepts]: Start accepts. Automaton has 174 states and 252 transitions. Word has length 27 [2020-12-22 06:55:08,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:55:08,695 INFO L481 AbstractCegarLoop]: Abstraction has 174 states and 252 transitions. [2020-12-22 06:55:08,695 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:55:08,696 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 252 transitions. [2020-12-22 06:55:08,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-12-22 06:55:08,697 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:55:08,697 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] [2020-12-22 06:55:08,700 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-22 06:55:08,700 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:55:08,701 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:55:08,701 INFO L82 PathProgramCache]: Analyzing trace with hash 1752519880, now seen corresponding path program 1 times [2020-12-22 06:55:08,701 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:55:08,702 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1207511671] [2020-12-22 06:55:08,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:55:08,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:55:08,834 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 06:55:08,834 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1207511671] [2020-12-22 06:55:08,835 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:55:08,835 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 06:55:08,835 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1970228856] [2020-12-22 06:55:08,836 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:55:08,836 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:55:08,837 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:55:08,838 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:55:08,838 INFO L87 Difference]: Start difference. First operand 174 states and 252 transitions. Second operand 5 states. [2020-12-22 06:55:09,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:55:09,032 INFO L93 Difference]: Finished difference Result 859 states and 1254 transitions. [2020-12-22 06:55:09,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-12-22 06:55:09,035 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 27 [2020-12-22 06:55:09,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:55:09,039 INFO L225 Difference]: With dead ends: 859 [2020-12-22 06:55:09,039 INFO L226 Difference]: Without dead ends: 692 [2020-12-22 06:55:09,046 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 06:55:09,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 692 states. [2020-12-22 06:55:09,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 692 to 327. [2020-12-22 06:55:09,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 327 states. [2020-12-22 06:55:09,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 327 states and 468 transitions. [2020-12-22 06:55:09,089 INFO L78 Accepts]: Start accepts. Automaton has 327 states and 468 transitions. Word has length 27 [2020-12-22 06:55:09,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:55:09,090 INFO L481 AbstractCegarLoop]: Abstraction has 327 states and 468 transitions. [2020-12-22 06:55:09,090 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:55:09,090 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 468 transitions. [2020-12-22 06:55:09,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-12-22 06:55:09,096 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:55:09,096 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] [2020-12-22 06:55:09,097 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-22 06:55:09,097 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:55:09,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:55:09,098 INFO L82 PathProgramCache]: Analyzing trace with hash 318374720, now seen corresponding path program 1 times [2020-12-22 06:55:09,098 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:55:09,098 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [808003016] [2020-12-22 06:55:09,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:55:09,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:55:09,216 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 06:55:09,217 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [808003016] [2020-12-22 06:55:09,217 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:55:09,217 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 06:55:09,219 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1306993677] [2020-12-22 06:55:09,220 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:55:09,220 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:55:09,220 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:55:09,222 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:55:09,222 INFO L87 Difference]: Start difference. First operand 327 states and 468 transitions. Second operand 5 states. [2020-12-22 06:55:09,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:55:09,414 INFO L93 Difference]: Finished difference Result 1273 states and 1823 transitions. [2020-12-22 06:55:09,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-12-22 06:55:09,414 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 28 [2020-12-22 06:55:09,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:55:09,420 INFO L225 Difference]: With dead ends: 1273 [2020-12-22 06:55:09,420 INFO L226 Difference]: Without dead ends: 953 [2020-12-22 06:55:09,422 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 06:55:09,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 953 states. [2020-12-22 06:55:09,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 953 to 325. [2020-12-22 06:55:09,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 325 states. [2020-12-22 06:55:09,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 325 states and 462 transitions. [2020-12-22 06:55:09,473 INFO L78 Accepts]: Start accepts. Automaton has 325 states and 462 transitions. Word has length 28 [2020-12-22 06:55:09,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:55:09,474 INFO L481 AbstractCegarLoop]: Abstraction has 325 states and 462 transitions. [2020-12-22 06:55:09,474 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:55:09,474 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 462 transitions. [2020-12-22 06:55:09,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-12-22 06:55:09,475 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:55:09,476 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, 1] [2020-12-22 06:55:09,476 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-22 06:55:09,476 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:55:09,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:55:09,477 INFO L82 PathProgramCache]: Analyzing trace with hash -1977068216, now seen corresponding path program 1 times [2020-12-22 06:55:09,477 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:55:09,477 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [203719808] [2020-12-22 06:55:09,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:55:09,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:55:09,534 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 06:55:09,535 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [203719808] [2020-12-22 06:55:09,535 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:55:09,535 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-22 06:55:09,535 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1754792699] [2020-12-22 06:55:09,536 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:55:09,536 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:55:09,536 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:55:09,537 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:55:09,537 INFO L87 Difference]: Start difference. First operand 325 states and 462 transitions. Second operand 5 states. [2020-12-22 06:55:09,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:55:09,636 INFO L93 Difference]: Finished difference Result 843 states and 1181 transitions. [2020-12-22 06:55:09,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-22 06:55:09,637 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 37 [2020-12-22 06:55:09,637 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:55:09,640 INFO L225 Difference]: With dead ends: 843 [2020-12-22 06:55:09,641 INFO L226 Difference]: Without dead ends: 525 [2020-12-22 06:55:09,642 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 06:55:09,643 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 525 states. [2020-12-22 06:55:09,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 525 to 361. [2020-12-22 06:55:09,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 361 states. [2020-12-22 06:55:09,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 361 states and 498 transitions. [2020-12-22 06:55:09,678 INFO L78 Accepts]: Start accepts. Automaton has 361 states and 498 transitions. Word has length 37 [2020-12-22 06:55:09,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:55:09,679 INFO L481 AbstractCegarLoop]: Abstraction has 361 states and 498 transitions. [2020-12-22 06:55:09,679 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:55:09,679 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 498 transitions. [2020-12-22 06:55:09,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-12-22 06:55:09,680 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:55:09,681 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, 1] [2020-12-22 06:55:09,681 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-22 06:55:09,681 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:55:09,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:55:09,682 INFO L82 PathProgramCache]: Analyzing trace with hash 1306781830, now seen corresponding path program 1 times [2020-12-22 06:55:09,682 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:55:09,682 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [816734773] [2020-12-22 06:55:09,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:55:09,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:55:09,752 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 06:55:09,753 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [816734773] [2020-12-22 06:55:09,753 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:55:09,753 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-22 06:55:09,753 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [916411044] [2020-12-22 06:55:09,754 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:55:09,754 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:55:09,754 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:55:09,755 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:55:09,755 INFO L87 Difference]: Start difference. First operand 361 states and 498 transitions. Second operand 5 states. [2020-12-22 06:55:09,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:55:09,922 INFO L93 Difference]: Finished difference Result 959 states and 1298 transitions. [2020-12-22 06:55:09,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-12-22 06:55:09,923 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 37 [2020-12-22 06:55:09,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:55:09,927 INFO L225 Difference]: With dead ends: 959 [2020-12-22 06:55:09,927 INFO L226 Difference]: Without dead ends: 605 [2020-12-22 06:55:09,928 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 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 06:55:09,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 605 states. [2020-12-22 06:55:09,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 605 to 385. [2020-12-22 06:55:09,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 385 states. [2020-12-22 06:55:09,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 385 states and 522 transitions. [2020-12-22 06:55:09,964 INFO L78 Accepts]: Start accepts. Automaton has 385 states and 522 transitions. Word has length 37 [2020-12-22 06:55:09,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:55:09,965 INFO L481 AbstractCegarLoop]: Abstraction has 385 states and 522 transitions. [2020-12-22 06:55:09,965 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:55:09,965 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 522 transitions. [2020-12-22 06:55:09,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-12-22 06:55:09,966 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:55:09,966 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, 1] [2020-12-22 06:55:09,966 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-22 06:55:09,966 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:55:09,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:55:09,967 INFO L82 PathProgramCache]: Analyzing trace with hash 285713476, now seen corresponding path program 1 times [2020-12-22 06:55:09,967 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:55:09,968 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1808621732] [2020-12-22 06:55:09,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:55:10,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:55:10,036 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 06:55:10,037 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1808621732] [2020-12-22 06:55:10,037 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:55:10,037 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 06:55:10,038 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [520975896] [2020-12-22 06:55:10,038 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:55:10,038 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:55:10,039 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:55:10,039 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:55:10,039 INFO L87 Difference]: Start difference. First operand 385 states and 522 transitions. Second operand 3 states. [2020-12-22 06:55:10,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:55:10,101 INFO L93 Difference]: Finished difference Result 871 states and 1175 transitions. [2020-12-22 06:55:10,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:55:10,101 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 37 [2020-12-22 06:55:10,102 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:55:10,104 INFO L225 Difference]: With dead ends: 871 [2020-12-22 06:55:10,105 INFO L226 Difference]: Without dead ends: 493 [2020-12-22 06:55:10,106 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 06:55:10,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 493 states. [2020-12-22 06:55:10,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 493 to 493. [2020-12-22 06:55:10,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 493 states. [2020-12-22 06:55:10,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 493 states and 652 transitions. [2020-12-22 06:55:10,150 INFO L78 Accepts]: Start accepts. Automaton has 493 states and 652 transitions. Word has length 37 [2020-12-22 06:55:10,151 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:55:10,151 INFO L481 AbstractCegarLoop]: Abstraction has 493 states and 652 transitions. [2020-12-22 06:55:10,151 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:55:10,151 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 652 transitions. [2020-12-22 06:55:10,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-12-22 06:55:10,152 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:55:10,153 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, 1, 1] [2020-12-22 06:55:10,153 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-12-22 06:55:10,153 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:55:10,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:55:10,154 INFO L82 PathProgramCache]: Analyzing trace with hash 1821511428, now seen corresponding path program 1 times [2020-12-22 06:55:10,154 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:55:10,154 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [138892042] [2020-12-22 06:55:10,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:55:10,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:55:10,237 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 06:55:10,238 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [138892042] [2020-12-22 06:55:10,238 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:55:10,238 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-12-22 06:55:10,239 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [436741819] [2020-12-22 06:55:10,239 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-12-22 06:55:10,239 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:55:10,240 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-12-22 06:55:10,240 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2020-12-22 06:55:10,240 INFO L87 Difference]: Start difference. First operand 493 states and 652 transitions. Second operand 8 states. [2020-12-22 06:55:11,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:55:11,191 INFO L93 Difference]: Finished difference Result 1902 states and 2496 transitions. [2020-12-22 06:55:11,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2020-12-22 06:55:11,191 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 38 [2020-12-22 06:55:11,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:55:11,203 INFO L225 Difference]: With dead ends: 1902 [2020-12-22 06:55:11,203 INFO L226 Difference]: Without dead ends: 1416 [2020-12-22 06:55:11,206 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 297 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=253, Invalid=869, Unknown=0, NotChecked=0, Total=1122 [2020-12-22 06:55:11,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1416 states. [2020-12-22 06:55:11,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1416 to 493. [2020-12-22 06:55:11,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 493 states. [2020-12-22 06:55:11,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 493 states and 640 transitions. [2020-12-22 06:55:11,261 INFO L78 Accepts]: Start accepts. Automaton has 493 states and 640 transitions. Word has length 38 [2020-12-22 06:55:11,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:55:11,261 INFO L481 AbstractCegarLoop]: Abstraction has 493 states and 640 transitions. [2020-12-22 06:55:11,262 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-12-22 06:55:11,262 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 640 transitions. [2020-12-22 06:55:11,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-12-22 06:55:11,263 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:55:11,263 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:55:11,264 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-12-22 06:55:11,264 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:55:11,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:55:11,264 INFO L82 PathProgramCache]: Analyzing trace with hash -1896614466, now seen corresponding path program 1 times [2020-12-22 06:55:11,265 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:55:11,265 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1669154136] [2020-12-22 06:55:11,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:55:11,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:55:11,313 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-22 06:55:11,314 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1669154136] [2020-12-22 06:55:11,314 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:55:11,314 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 06:55:11,315 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [667287520] [2020-12-22 06:55:11,315 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:55:11,315 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:55:11,316 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:55:11,316 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:55:11,316 INFO L87 Difference]: Start difference. First operand 493 states and 640 transitions. Second operand 3 states. [2020-12-22 06:55:11,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:55:11,390 INFO L93 Difference]: Finished difference Result 581 states and 753 transitions. [2020-12-22 06:55:11,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:55:11,391 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 55 [2020-12-22 06:55:11,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:55:11,393 INFO L225 Difference]: With dead ends: 581 [2020-12-22 06:55:11,393 INFO L226 Difference]: Without dead ends: 246 [2020-12-22 06:55:11,394 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 06:55:11,395 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2020-12-22 06:55:11,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 246. [2020-12-22 06:55:11,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 246 states. [2020-12-22 06:55:11,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 309 transitions. [2020-12-22 06:55:11,433 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 309 transitions. Word has length 55 [2020-12-22 06:55:11,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:55:11,433 INFO L481 AbstractCegarLoop]: Abstraction has 246 states and 309 transitions. [2020-12-22 06:55:11,433 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:55:11,433 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 309 transitions. [2020-12-22 06:55:11,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-12-22 06:55:11,434 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:55:11,434 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, 1, 1] [2020-12-22 06:55:11,435 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-12-22 06:55:11,435 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:55:11,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:55:11,435 INFO L82 PathProgramCache]: Analyzing trace with hash -1572853591, now seen corresponding path program 1 times [2020-12-22 06:55:11,436 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:55:11,436 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [928107870] [2020-12-22 06:55:11,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:55:11,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:55:11,495 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 06:55:11,495 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [928107870] [2020-12-22 06:55:11,495 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:55:11,495 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 06:55:11,496 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [202402779] [2020-12-22 06:55:11,496 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:55:11,496 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:55:11,497 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:55:11,497 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:55:11,497 INFO L87 Difference]: Start difference. First operand 246 states and 309 transitions. Second operand 3 states. [2020-12-22 06:55:11,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:55:11,547 INFO L93 Difference]: Finished difference Result 401 states and 509 transitions. [2020-12-22 06:55:11,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:55:11,547 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 63 [2020-12-22 06:55:11,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:55:11,550 INFO L225 Difference]: With dead ends: 401 [2020-12-22 06:55:11,550 INFO L226 Difference]: Without dead ends: 399 [2020-12-22 06:55:11,550 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 06:55:11,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 399 states. [2020-12-22 06:55:11,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 399 to 276. [2020-12-22 06:55:11,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 276 states. [2020-12-22 06:55:11,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 276 states and 353 transitions. [2020-12-22 06:55:11,577 INFO L78 Accepts]: Start accepts. Automaton has 276 states and 353 transitions. Word has length 63 [2020-12-22 06:55:11,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:55:11,577 INFO L481 AbstractCegarLoop]: Abstraction has 276 states and 353 transitions. [2020-12-22 06:55:11,577 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:55:11,577 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 353 transitions. [2020-12-22 06:55:11,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2020-12-22 06:55:11,578 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:55:11,579 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 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 06:55:11,579 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-12-22 06:55:11,579 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:55:11,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:55:11,580 INFO L82 PathProgramCache]: Analyzing trace with hash 928373445, now seen corresponding path program 1 times [2020-12-22 06:55:11,580 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:55:11,580 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [445040916] [2020-12-22 06:55:11,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:55:11,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:55:11,668 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2020-12-22 06:55:11,668 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [445040916] [2020-12-22 06:55:11,669 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:55:11,669 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-12-22 06:55:11,669 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [932424760] [2020-12-22 06:55:11,669 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-22 06:55:11,670 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:55:11,670 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-22 06:55:11,670 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-12-22 06:55:11,670 INFO L87 Difference]: Start difference. First operand 276 states and 353 transitions. Second operand 6 states. [2020-12-22 06:55:11,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:55:11,872 INFO L93 Difference]: Finished difference Result 606 states and 763 transitions. [2020-12-22 06:55:11,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-12-22 06:55:11,872 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 91 [2020-12-22 06:55:11,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:55:11,872 INFO L225 Difference]: With dead ends: 606 [2020-12-22 06:55:11,873 INFO L226 Difference]: Without dead ends: 0 [2020-12-22 06:55:11,874 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2020-12-22 06:55:11,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-22 06:55:11,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-22 06:55:11,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-22 06:55:11,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-22 06:55:11,875 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 91 [2020-12-22 06:55:11,875 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:55:11,875 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-22 06:55:11,875 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-22 06:55:11,875 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-22 06:55:11,875 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-22 06:55:11,876 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-12-22 06:55:11,878 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-22 06:55:12,219 WARN L197 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 88 [2020-12-22 06:55:12,600 WARN L197 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 140 [2020-12-22 06:55:12,886 WARN L197 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 95 [2020-12-22 06:55:13,301 WARN L197 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 116 [2020-12-22 06:55:13,680 WARN L197 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 85 [2020-12-22 06:55:14,014 WARN L197 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 121 [2020-12-22 06:55:14,188 WARN L197 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 67 [2020-12-22 06:55:14,485 WARN L197 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 141 [2020-12-22 06:55:14,909 WARN L197 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 14 [2020-12-22 06:55:15,346 WARN L197 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 21 [2020-12-22 06:55:15,811 WARN L197 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 32 [2020-12-22 06:55:16,234 WARN L197 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 26 [2020-12-22 06:55:16,578 WARN L197 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 19 [2020-12-22 06:55:17,088 WARN L197 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 6 [2020-12-22 06:55:17,446 WARN L197 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 32 [2020-12-22 06:55:17,805 WARN L197 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 19 [2020-12-22 06:55:18,066 WARN L197 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 14 [2020-12-22 06:55:18,718 WARN L197 SmtUtils]: Spent 622.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 21 [2020-12-22 06:55:18,750 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 152) no Hoare annotation was computed. [2020-12-22 06:55:18,750 INFO L185 CegarLoopUtils]: At program point L301(lines 296 304) 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 06:55:18,750 INFO L185 CegarLoopUtils]: At program point L301-1(lines 296 304) the Hoare annotation is: false [2020-12-22 06:55:18,751 INFO L185 CegarLoopUtils]: At program point L301-2(lines 296 304) the Hoare annotation is: false [2020-12-22 06:55:18,751 INFO L185 CegarLoopUtils]: At program point L301-3(lines 296 304) the Hoare annotation is: false [2020-12-22 06:55:18,751 INFO L185 CegarLoopUtils]: At program point L301-4(lines 296 304) the Hoare annotation is: false [2020-12-22 06:55:18,751 INFO L185 CegarLoopUtils]: At program point L301-5(lines 296 304) the Hoare annotation is: false [2020-12-22 06:55:18,751 INFO L185 CegarLoopUtils]: At program point L105(lines 101 107) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) [2020-12-22 06:55:18,751 INFO L189 CegarLoopUtils]: For program point L503(lines 503 509) no Hoare annotation was computed. [2020-12-22 06:55:18,751 INFO L189 CegarLoopUtils]: For program point L503-2(lines 503 509) no Hoare annotation was computed. [2020-12-22 06:55:18,751 INFO L189 CegarLoopUtils]: For program point L503-4(lines 503 509) no Hoare annotation was computed. [2020-12-22 06:55:18,752 INFO L189 CegarLoopUtils]: For program point L503-6(lines 503 509) no Hoare annotation was computed. [2020-12-22 06:55:18,752 INFO L189 CegarLoopUtils]: For program point L503-8(lines 503 509) no Hoare annotation was computed. [2020-12-22 06:55:18,752 INFO L189 CegarLoopUtils]: For program point L503-10(lines 503 509) no Hoare annotation was computed. [2020-12-22 06:55:18,752 INFO L189 CegarLoopUtils]: For program point L503-12(lines 503 509) no Hoare annotation was computed. [2020-12-22 06:55:18,752 INFO L189 CegarLoopUtils]: For program point L503-14(lines 503 509) no Hoare annotation was computed. [2020-12-22 06:55:18,752 INFO L189 CegarLoopUtils]: For program point L503-16(lines 503 509) no Hoare annotation was computed. [2020-12-22 06:55:18,752 INFO L189 CegarLoopUtils]: For program point L503-18(lines 503 509) no Hoare annotation was computed. [2020-12-22 06:55:18,752 INFO L189 CegarLoopUtils]: For program point L503-20(lines 503 509) no Hoare annotation was computed. [2020-12-22 06:55:18,753 INFO L189 CegarLoopUtils]: For program point L503-22(lines 503 509) no Hoare annotation was computed. [2020-12-22 06:55:18,753 INFO L189 CegarLoopUtils]: For program point L176(lines 176 193) no Hoare annotation was computed. [2020-12-22 06:55:18,753 INFO L185 CegarLoopUtils]: At program point L176-1(lines 1 1030) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~1 0)) (.cse7 (= 0 ~systemActive~0)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse2 (= 1 ~systemActive~0)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse6 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= ~methAndRunningLastTime~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and (= ~methaneLevelCritical~0 ~systemActive~0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) .cse2 .cse6 .cse4 .cse5) (and (not .cse1) .cse7 (not .cse3) .cse6 .cse4) (and .cse0 .cse1 .cse7 .cse3 .cse6 .cse4) (and .cse2 .cse1 .cse6 .cse4 .cse5))) [2020-12-22 06:55:18,753 INFO L189 CegarLoopUtils]: For program point L176-2(lines 176 193) no Hoare annotation was computed. [2020-12-22 06:55:18,753 INFO L185 CegarLoopUtils]: At program point L176-3(lines 1 1030) the Hoare annotation is: false [2020-12-22 06:55:18,753 INFO L189 CegarLoopUtils]: For program point L176-4(lines 176 193) no Hoare annotation was computed. [2020-12-22 06:55:18,754 INFO L185 CegarLoopUtils]: At program point L176-5(lines 1 1030) the Hoare annotation is: false [2020-12-22 06:55:18,754 INFO L189 CegarLoopUtils]: For program point L441(lines 441 458) no Hoare annotation was computed. [2020-12-22 06:55:18,754 INFO L189 CegarLoopUtils]: For program point L441-1(lines 441 458) no Hoare annotation was computed. [2020-12-22 06:55:18,754 INFO L189 CegarLoopUtils]: For program point L441-2(lines 441 458) no Hoare annotation was computed. [2020-12-22 06:55:18,754 INFO L189 CegarLoopUtils]: For program point L441-3(lines 441 458) no Hoare annotation was computed. [2020-12-22 06:55:18,754 INFO L189 CegarLoopUtils]: For program point L441-4(lines 441 458) no Hoare annotation was computed. [2020-12-22 06:55:18,754 INFO L189 CegarLoopUtils]: For program point L441-5(lines 441 458) no Hoare annotation was computed. [2020-12-22 06:55:18,754 INFO L185 CegarLoopUtils]: At program point L246(lines 241 249) 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 (= ~methAndRunningLastTime~0 0)) (and .cse0 (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse1))) [2020-12-22 06:55:18,755 INFO L185 CegarLoopUtils]: At program point L246-1(lines 241 249) 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 06:55:18,755 INFO L185 CegarLoopUtils]: At program point L246-2(lines 241 249) 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 06:55:18,755 INFO L189 CegarLoopUtils]: For program point L180(lines 180 190) no Hoare annotation was computed. [2020-12-22 06:55:18,755 INFO L185 CegarLoopUtils]: At program point L246-3(lines 241 249) the Hoare annotation is: false [2020-12-22 06:55:18,755 INFO L185 CegarLoopUtils]: At program point L246-4(lines 241 249) 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 06:55:18,755 INFO L189 CegarLoopUtils]: For program point L180-2(lines 180 190) no Hoare annotation was computed. [2020-12-22 06:55:18,755 INFO L185 CegarLoopUtils]: At program point L246-5(lines 241 249) the Hoare annotation is: (let ((.cse1 (= 0 ~systemActive~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse0 (= ~methaneLevelCritical~0 0)) (.cse5 (= 1 ~systemActive~0)) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and (not .cse0) .cse1 (not .cse2) .cse3 .cse4) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse5 .cse3 .cse4) (and .cse0 .cse5 .cse2 .cse4))) [2020-12-22 06:55:18,756 INFO L185 CegarLoopUtils]: At program point L246-6(lines 241 249) the Hoare annotation is: false [2020-12-22 06:55:18,756 INFO L189 CegarLoopUtils]: For program point L180-4(lines 180 190) no Hoare annotation was computed. [2020-12-22 06:55:18,756 INFO L185 CegarLoopUtils]: At program point L246-7(lines 241 249) the Hoare annotation is: false [2020-12-22 06:55:18,756 INFO L185 CegarLoopUtils]: At program point L246-8(lines 241 249) the Hoare annotation is: false [2020-12-22 06:55:18,756 INFO L185 CegarLoopUtils]: At program point L246-9(lines 241 249) the Hoare annotation is: false [2020-12-22 06:55:18,756 INFO L185 CegarLoopUtils]: At program point L246-10(lines 241 249) the Hoare annotation is: false [2020-12-22 06:55:18,756 INFO L185 CegarLoopUtils]: At program point L246-11(lines 241 249) the Hoare annotation is: false [2020-12-22 06:55:18,756 INFO L185 CegarLoopUtils]: At program point L246-12(lines 241 249) the Hoare annotation is: false [2020-12-22 06:55:18,757 INFO L185 CegarLoopUtils]: At program point L246-13(lines 241 249) the Hoare annotation is: false [2020-12-22 06:55:18,757 INFO L185 CegarLoopUtils]: At program point L246-14(lines 241 249) the Hoare annotation is: false [2020-12-22 06:55:18,757 INFO L185 CegarLoopUtils]: At program point L246-15(lines 241 249) the Hoare annotation is: false [2020-12-22 06:55:18,757 INFO L185 CegarLoopUtils]: At program point L246-16(lines 241 249) the Hoare annotation is: false [2020-12-22 06:55:18,757 INFO L185 CegarLoopUtils]: At program point L246-17(lines 241 249) the Hoare annotation is: false [2020-12-22 06:55:18,757 INFO L189 CegarLoopUtils]: For program point L445(lines 445 453) no Hoare annotation was computed. [2020-12-22 06:55:18,757 INFO L189 CegarLoopUtils]: For program point L445-1(lines 445 453) no Hoare annotation was computed. [2020-12-22 06:55:18,757 INFO L189 CegarLoopUtils]: For program point L445-2(lines 445 453) no Hoare annotation was computed. [2020-12-22 06:55:18,757 INFO L189 CegarLoopUtils]: For program point L445-3(lines 445 453) no Hoare annotation was computed. [2020-12-22 06:55:18,758 INFO L189 CegarLoopUtils]: For program point L445-4(lines 445 453) no Hoare annotation was computed. [2020-12-22 06:55:18,758 INFO L189 CegarLoopUtils]: For program point L445-5(lines 445 453) no Hoare annotation was computed. [2020-12-22 06:55:18,758 INFO L189 CegarLoopUtils]: For program point L181(lines 181 187) no Hoare annotation was computed. [2020-12-22 06:55:18,758 INFO L189 CegarLoopUtils]: For program point L181-2(lines 181 187) no Hoare annotation was computed. [2020-12-22 06:55:18,758 INFO L189 CegarLoopUtils]: For program point L181-4(lines 181 187) no Hoare annotation was computed. [2020-12-22 06:55:18,758 INFO L185 CegarLoopUtils]: At program point L383(lines 382 401) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (= ~methaneLevelCritical~0 1) .cse0 .cse1 (= ~methAndRunningLastTime~0 0)) (and (= 0 ~systemActive~0) .cse2 .cse1) (and (= ~methaneLevelCritical~0 ~systemActive~0) .cse0 .cse2 .cse1) (and .cse0 (= ~methaneLevelCritical~0 0) .cse1))) [2020-12-22 06:55:18,758 INFO L189 CegarLoopUtils]: For program point L383-1(lines 383 389) no Hoare annotation was computed. [2020-12-22 06:55:18,758 INFO L185 CegarLoopUtils]: At program point L383-2(lines 382 401) the Hoare annotation is: false [2020-12-22 06:55:18,759 INFO L185 CegarLoopUtils]: At program point L383-3(lines 382 401) the Hoare annotation is: false [2020-12-22 06:55:18,759 INFO L189 CegarLoopUtils]: For program point L318(lines 317 364) no Hoare annotation was computed. [2020-12-22 06:55:18,759 INFO L185 CegarLoopUtils]: At program point L54-2(lines 54 68) the Hoare annotation is: false [2020-12-22 06:55:18,759 INFO L189 CegarLoopUtils]: For program point L319(lines 319 323) no Hoare annotation was computed. [2020-12-22 06:55:18,759 INFO L189 CegarLoopUtils]: For program point L55(line 55) no Hoare annotation was computed. [2020-12-22 06:55:18,759 INFO L189 CegarLoopUtils]: For program point L586(lines 586 590) no Hoare annotation was computed. [2020-12-22 06:55:18,759 INFO L189 CegarLoopUtils]: For program point L586-2(lines 586 590) no Hoare annotation was computed. [2020-12-22 06:55:18,759 INFO L189 CegarLoopUtils]: For program point L586-3(lines 586 590) no Hoare annotation was computed. [2020-12-22 06:55:18,759 INFO L189 CegarLoopUtils]: For program point L586-5(lines 586 590) no Hoare annotation was computed. [2020-12-22 06:55:18,760 INFO L189 CegarLoopUtils]: For program point L586-6(lines 586 590) no Hoare annotation was computed. [2020-12-22 06:55:18,760 INFO L189 CegarLoopUtils]: For program point L586-8(lines 586 590) no Hoare annotation was computed. [2020-12-22 06:55:18,760 INFO L189 CegarLoopUtils]: For program point L586-9(lines 586 590) no Hoare annotation was computed. [2020-12-22 06:55:18,760 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-22 06:55:18,760 INFO L189 CegarLoopUtils]: For program point L586-11(lines 586 590) no Hoare annotation was computed. [2020-12-22 06:55:18,760 INFO L189 CegarLoopUtils]: For program point L586-12(lines 586 590) no Hoare annotation was computed. [2020-12-22 06:55:18,760 INFO L189 CegarLoopUtils]: For program point L586-14(lines 586 590) no Hoare annotation was computed. [2020-12-22 06:55:18,760 INFO L189 CegarLoopUtils]: For program point L586-15(lines 586 590) no Hoare annotation was computed. [2020-12-22 06:55:18,760 INFO L189 CegarLoopUtils]: For program point L58(lines 58 62) no Hoare annotation was computed. [2020-12-22 06:55:18,761 INFO L189 CegarLoopUtils]: For program point L586-17(lines 586 590) no Hoare annotation was computed. [2020-12-22 06:55:18,761 INFO L189 CegarLoopUtils]: For program point L58-1(lines 383 389) no Hoare annotation was computed. [2020-12-22 06:55:18,761 INFO L189 CegarLoopUtils]: For program point L586-18(lines 586 590) no Hoare annotation was computed. [2020-12-22 06:55:18,761 INFO L189 CegarLoopUtils]: For program point L586-20(lines 586 590) no Hoare annotation was computed. [2020-12-22 06:55:18,761 INFO L189 CegarLoopUtils]: For program point L586-21(lines 586 590) no Hoare annotation was computed. [2020-12-22 06:55:18,761 INFO L189 CegarLoopUtils]: For program point L586-23(lines 586 590) no Hoare annotation was computed. [2020-12-22 06:55:18,761 INFO L189 CegarLoopUtils]: For program point L586-24(lines 586 590) no Hoare annotation was computed. [2020-12-22 06:55:18,761 INFO L189 CegarLoopUtils]: For program point L586-26(lines 586 590) no Hoare annotation was computed. [2020-12-22 06:55:18,761 INFO L189 CegarLoopUtils]: For program point L586-27(lines 586 590) no Hoare annotation was computed. [2020-12-22 06:55:18,762 INFO L185 CegarLoopUtils]: At program point L653(lines 1 1030) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) [2020-12-22 06:55:18,762 INFO L189 CegarLoopUtils]: For program point L586-29(lines 586 590) no Hoare annotation was computed. [2020-12-22 06:55:18,762 INFO L189 CegarLoopUtils]: For program point L586-30(lines 586 590) no Hoare annotation was computed. [2020-12-22 06:55:18,762 INFO L189 CegarLoopUtils]: For program point L586-32(lines 586 590) no Hoare annotation was computed. [2020-12-22 06:55:18,762 INFO L189 CegarLoopUtils]: For program point L586-33(lines 586 590) no Hoare annotation was computed. [2020-12-22 06:55:18,762 INFO L189 CegarLoopUtils]: For program point L586-35(lines 586 590) no Hoare annotation was computed. [2020-12-22 06:55:18,762 INFO L185 CegarLoopUtils]: At program point L390(lines 390 396) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and (= 0 ~systemActive~0) .cse2 .cse3) (and (= ~methaneLevelCritical~0 ~systemActive~0) .cse0 .cse2 .cse3) (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse3))) [2020-12-22 06:55:18,763 INFO L185 CegarLoopUtils]: At program point L390-1(lines 390 396) the Hoare annotation is: false [2020-12-22 06:55:18,763 INFO L185 CegarLoopUtils]: At program point L390-2(lines 390 396) the Hoare annotation is: false [2020-12-22 06:55:18,763 INFO L189 CegarLoopUtils]: For program point L327(lines 327 333) no Hoare annotation was computed. [2020-12-22 06:55:18,763 INFO L185 CegarLoopUtils]: At program point L327-1(lines 327 333) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~1 0)) (.cse7 (= 0 ~systemActive~0)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse2 (= 1 ~systemActive~0)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse6 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= ~methAndRunningLastTime~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and (= ~methaneLevelCritical~0 ~systemActive~0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) .cse2 .cse6 .cse4 .cse5) (and (not .cse1) .cse7 (not .cse3) .cse6 .cse4) (and .cse0 .cse1 .cse7 .cse3 .cse6 .cse4) (and .cse2 .cse1 .cse6 .cse4 .cse5))) [2020-12-22 06:55:18,763 INFO L185 CegarLoopUtils]: At program point L592(lines 577 595) 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 06:55:18,763 INFO L185 CegarLoopUtils]: At program point L592-1(lines 577 595) 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 06:55:18,763 INFO L185 CegarLoopUtils]: At program point L592-2(lines 577 595) the Hoare annotation is: false [2020-12-22 06:55:18,764 INFO L185 CegarLoopUtils]: At program point L592-3(lines 577 595) 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 06:55:18,764 INFO L185 CegarLoopUtils]: At program point L592-4(lines 577 595) the Hoare annotation is: false [2020-12-22 06:55:18,764 INFO L185 CegarLoopUtils]: At program point L592-5(lines 577 595) the Hoare annotation is: false [2020-12-22 06:55:18,764 INFO L185 CegarLoopUtils]: At program point L592-6(lines 577 595) the Hoare annotation is: false [2020-12-22 06:55:18,764 INFO L185 CegarLoopUtils]: At program point L592-7(lines 577 595) the Hoare annotation is: false [2020-12-22 06:55:18,764 INFO L185 CegarLoopUtils]: At program point L592-8(lines 577 595) the Hoare annotation is: false [2020-12-22 06:55:18,764 INFO L185 CegarLoopUtils]: At program point L592-9(lines 577 595) the Hoare annotation is: false [2020-12-22 06:55:18,765 INFO L185 CegarLoopUtils]: At program point L592-10(lines 577 595) the Hoare annotation is: false [2020-12-22 06:55:18,765 INFO L185 CegarLoopUtils]: At program point L592-11(lines 577 595) the Hoare annotation is: false [2020-12-22 06:55:18,765 INFO L189 CegarLoopUtils]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-22 06:55:18,765 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 152) no Hoare annotation was computed. [2020-12-22 06:55:18,765 INFO L185 CegarLoopUtils]: At program point L528(lines 521 531) 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) (<= 1 |ULTIMATE.start_isMethaneAlarm_#res|) .cse0 .cse1 (= ~methAndRunningLastTime~0 0)) (and .cse0 (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse1))) [2020-12-22 06:55:18,765 INFO L185 CegarLoopUtils]: At program point L528-1(lines 521 531) 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 06:55:18,766 INFO L185 CegarLoopUtils]: At program point L528-2(lines 521 531) 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 06:55:18,766 INFO L185 CegarLoopUtils]: At program point L528-3(lines 521 531) the Hoare annotation is: false [2020-12-22 06:55:18,766 INFO L185 CegarLoopUtils]: At program point L528-4(lines 521 531) 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) (<= 1 |ULTIMATE.start_isMethaneAlarm_#res|) .cse0 .cse1 .cse2) (and .cse0 (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse1 .cse2))) [2020-12-22 06:55:18,766 INFO L185 CegarLoopUtils]: At program point L528-5(lines 521 531) the Hoare annotation is: false [2020-12-22 06:55:18,766 INFO L185 CegarLoopUtils]: At program point L528-6(lines 521 531) the Hoare annotation is: false [2020-12-22 06:55:18,766 INFO L185 CegarLoopUtils]: At program point L528-7(lines 521 531) the Hoare annotation is: false [2020-12-22 06:55:18,766 INFO L185 CegarLoopUtils]: At program point L528-8(lines 521 531) the Hoare annotation is: false [2020-12-22 06:55:18,766 INFO L185 CegarLoopUtils]: At program point L528-9(lines 521 531) the Hoare annotation is: false [2020-12-22 06:55:18,767 INFO L185 CegarLoopUtils]: At program point L528-10(lines 521 531) the Hoare annotation is: false [2020-12-22 06:55:18,767 INFO L185 CegarLoopUtils]: At program point L528-11(lines 521 531) the Hoare annotation is: false [2020-12-22 06:55:18,767 INFO L185 CegarLoopUtils]: At program point L528-12(lines 521 531) the Hoare annotation is: false [2020-12-22 06:55:18,767 INFO L185 CegarLoopUtils]: At program point L528-13(lines 521 531) the Hoare annotation is: false [2020-12-22 06:55:18,767 INFO L185 CegarLoopUtils]: At program point L528-14(lines 521 531) the Hoare annotation is: false [2020-12-22 06:55:18,767 INFO L185 CegarLoopUtils]: At program point L661(lines 656 664) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) [2020-12-22 06:55:18,767 INFO L189 CegarLoopUtils]: For program point L134(lines 134 141) no Hoare annotation was computed. [2020-12-22 06:55:18,767 INFO L192 CegarLoopUtils]: At program point L134-1(lines 134 141) the Hoare annotation is: true [2020-12-22 06:55:18,768 INFO L189 CegarLoopUtils]: For program point L467(lines 467 484) no Hoare annotation was computed. [2020-12-22 06:55:18,768 INFO L189 CegarLoopUtils]: For program point L467-1(lines 467 484) no Hoare annotation was computed. [2020-12-22 06:55:18,768 INFO L189 CegarLoopUtils]: For program point L467-2(lines 467 484) no Hoare annotation was computed. [2020-12-22 06:55:18,768 INFO L189 CegarLoopUtils]: For program point L337(lines 337 343) no Hoare annotation was computed. [2020-12-22 06:55:18,768 INFO L185 CegarLoopUtils]: At program point L337-1(lines 337 343) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (= ~methaneLevelCritical~0 1) .cse0 .cse1 (= ~methAndRunningLastTime~0 0)) (and (= 0 ~systemActive~0) (= ~pumpRunning~0 0) .cse1) (and .cse0 (= ~methaneLevelCritical~0 0) .cse1))) [2020-12-22 06:55:18,768 INFO L185 CegarLoopUtils]: At program point L537(lines 532 540) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_isPumpRunning_#res| 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (not (= ~methaneLevelCritical~0 0)) (= 0 ~systemActive~0) (not (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) .cse0 .cse1 .cse2) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) (= 1 ~systemActive~0) .cse0 .cse1 .cse2))) [2020-12-22 06:55:18,768 INFO L185 CegarLoopUtils]: At program point L537-1(lines 532 540) the Hoare annotation is: false [2020-12-22 06:55:18,769 INFO L189 CegarLoopUtils]: For program point L471(lines 471 479) no Hoare annotation was computed. [2020-12-22 06:55:18,769 INFO L185 CegarLoopUtils]: At program point L537-2(lines 532 540) the Hoare annotation is: false [2020-12-22 06:55:18,769 INFO L189 CegarLoopUtils]: For program point L471-1(lines 471 479) no Hoare annotation was computed. [2020-12-22 06:55:18,769 INFO L189 CegarLoopUtils]: For program point L471-2(lines 471 479) no Hoare annotation was computed. [2020-12-22 06:55:18,769 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 152) no Hoare annotation was computed. [2020-12-22 06:55:18,769 INFO L189 CegarLoopUtils]: For program point L605(lines 605 609) no Hoare annotation was computed. [2020-12-22 06:55:18,769 INFO L189 CegarLoopUtils]: For program point L605-2(lines 605 609) no Hoare annotation was computed. [2020-12-22 06:55:18,769 INFO L189 CegarLoopUtils]: For program point L605-3(lines 605 609) no Hoare annotation was computed. [2020-12-22 06:55:18,769 INFO L189 CegarLoopUtils]: For program point L605-5(lines 605 609) no Hoare annotation was computed. [2020-12-22 06:55:18,770 INFO L189 CegarLoopUtils]: For program point L605-6(lines 605 609) no Hoare annotation was computed. [2020-12-22 06:55:18,770 INFO L189 CegarLoopUtils]: For program point L605-8(lines 605 609) no Hoare annotation was computed. [2020-12-22 06:55:18,770 INFO L189 CegarLoopUtils]: For program point L605-9(lines 605 609) no Hoare annotation was computed. [2020-12-22 06:55:18,770 INFO L189 CegarLoopUtils]: For program point L605-11(lines 605 609) no Hoare annotation was computed. [2020-12-22 06:55:18,770 INFO L189 CegarLoopUtils]: For program point L209(lines 209 213) no Hoare annotation was computed. [2020-12-22 06:55:18,770 INFO L189 CegarLoopUtils]: For program point L605-12(lines 605 609) no Hoare annotation was computed. [2020-12-22 06:55:18,770 INFO L189 CegarLoopUtils]: For program point L605-14(lines 605 609) no Hoare annotation was computed. [2020-12-22 06:55:18,770 INFO L192 CegarLoopUtils]: At program point L143(lines 124 146) the Hoare annotation is: true [2020-12-22 06:55:18,770 INFO L189 CegarLoopUtils]: For program point L209-3(lines 209 213) no Hoare annotation was computed. [2020-12-22 06:55:18,771 INFO L189 CegarLoopUtils]: For program point L605-15(lines 605 609) no Hoare annotation was computed. [2020-12-22 06:55:18,771 INFO L189 CegarLoopUtils]: For program point L605-17(lines 605 609) no Hoare annotation was computed. [2020-12-22 06:55:18,771 INFO L189 CegarLoopUtils]: For program point L209-6(lines 209 213) no Hoare annotation was computed. [2020-12-22 06:55:18,771 INFO L185 CegarLoopUtils]: At program point L611(lines 596 614) 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 06:55:18,771 INFO L185 CegarLoopUtils]: At program point L611-1(lines 596 614) the Hoare annotation is: false [2020-12-22 06:55:18,771 INFO L185 CegarLoopUtils]: At program point L611-2(lines 596 614) the Hoare annotation is: false [2020-12-22 06:55:18,771 INFO L185 CegarLoopUtils]: At program point L611-3(lines 596 614) the Hoare annotation is: false [2020-12-22 06:55:18,771 INFO L185 CegarLoopUtils]: At program point L611-4(lines 596 614) the Hoare annotation is: false [2020-12-22 06:55:18,772 INFO L185 CegarLoopUtils]: At program point L611-5(lines 596 614) the Hoare annotation is: false [2020-12-22 06:55:18,772 INFO L189 CegarLoopUtils]: For program point L347(lines 347 360) no Hoare annotation was computed. [2020-12-22 06:55:18,772 INFO L189 CegarLoopUtils]: For program point L415(lines 415 432) no Hoare annotation was computed. [2020-12-22 06:55:18,772 INFO L189 CegarLoopUtils]: For program point L415-1(lines 415 432) no Hoare annotation was computed. [2020-12-22 06:55:18,772 INFO L189 CegarLoopUtils]: For program point L415-2(lines 415 432) no Hoare annotation was computed. [2020-12-22 06:55:18,772 INFO L189 CegarLoopUtils]: For program point L415-3(lines 415 432) no Hoare annotation was computed. [2020-12-22 06:55:18,772 INFO L189 CegarLoopUtils]: For program point L415-4(lines 415 432) no Hoare annotation was computed. [2020-12-22 06:55:18,773 INFO L189 CegarLoopUtils]: For program point L415-5(lines 415 432) no Hoare annotation was computed. [2020-12-22 06:55:18,773 INFO L189 CegarLoopUtils]: For program point L415-6(lines 415 432) no Hoare annotation was computed. [2020-12-22 06:55:18,773 INFO L189 CegarLoopUtils]: For program point L415-7(lines 415 432) no Hoare annotation was computed. [2020-12-22 06:55:18,773 INFO L189 CegarLoopUtils]: For program point L415-8(lines 415 432) no Hoare annotation was computed. [2020-12-22 06:55:18,773 INFO L189 CegarLoopUtils]: For program point L415-9(lines 415 432) no Hoare annotation was computed. [2020-12-22 06:55:18,773 INFO L189 CegarLoopUtils]: For program point L415-10(lines 415 432) no Hoare annotation was computed. [2020-12-22 06:55:18,773 INFO L189 CegarLoopUtils]: For program point L415-11(lines 415 432) no Hoare annotation was computed. [2020-12-22 06:55:18,773 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-22 06:55:18,773 INFO L189 CegarLoopUtils]: For program point L152(line 152) no Hoare annotation was computed. [2020-12-22 06:55:18,773 INFO L189 CegarLoopUtils]: For program point L152-1(line 152) no Hoare annotation was computed. [2020-12-22 06:55:18,774 INFO L189 CegarLoopUtils]: For program point L152-2(line 152) no Hoare annotation was computed. [2020-12-22 06:55:18,774 INFO L189 CegarLoopUtils]: For program point L286(lines 286 292) no Hoare annotation was computed. [2020-12-22 06:55:18,774 INFO L189 CegarLoopUtils]: For program point L286-1(lines 286 292) no Hoare annotation was computed. [2020-12-22 06:55:18,774 INFO L189 CegarLoopUtils]: For program point L286-2(lines 286 292) no Hoare annotation was computed. [2020-12-22 06:55:18,774 INFO L189 CegarLoopUtils]: For program point L286-3(lines 286 292) no Hoare annotation was computed. [2020-12-22 06:55:18,774 INFO L189 CegarLoopUtils]: For program point L286-4(lines 286 292) no Hoare annotation was computed. [2020-12-22 06:55:18,774 INFO L189 CegarLoopUtils]: For program point L286-5(lines 286 292) no Hoare annotation was computed. [2020-12-22 06:55:18,774 INFO L189 CegarLoopUtils]: For program point L286-6(lines 286 292) no Hoare annotation was computed. [2020-12-22 06:55:18,774 INFO L189 CegarLoopUtils]: For program point L286-7(lines 286 292) no Hoare annotation was computed. [2020-12-22 06:55:18,775 INFO L189 CegarLoopUtils]: For program point L286-8(lines 286 292) no Hoare annotation was computed. [2020-12-22 06:55:18,775 INFO L189 CegarLoopUtils]: For program point L286-9(lines 286 292) no Hoare annotation was computed. [2020-12-22 06:55:18,775 INFO L189 CegarLoopUtils]: For program point L286-10(lines 286 292) no Hoare annotation was computed. [2020-12-22 06:55:18,775 INFO L189 CegarLoopUtils]: For program point L286-11(lines 286 292) no Hoare annotation was computed. [2020-12-22 06:55:18,775 INFO L189 CegarLoopUtils]: For program point L419(lines 419 427) no Hoare annotation was computed. [2020-12-22 06:55:18,775 INFO L189 CegarLoopUtils]: For program point L419-1(lines 419 427) no Hoare annotation was computed. [2020-12-22 06:55:18,775 INFO L189 CegarLoopUtils]: For program point L353(lines 353 359) no Hoare annotation was computed. [2020-12-22 06:55:18,775 INFO L189 CegarLoopUtils]: For program point L419-2(lines 419 427) no Hoare annotation was computed. [2020-12-22 06:55:18,776 INFO L185 CegarLoopUtils]: At program point L353-1(lines 383 389) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (= ~methaneLevelCritical~0 1) .cse0 .cse1 (= ~methAndRunningLastTime~0 0)) (and (= 0 ~systemActive~0) (= ~pumpRunning~0 0) .cse1) (and .cse0 (= ~methaneLevelCritical~0 0) .cse1))) [2020-12-22 06:55:18,776 INFO L189 CegarLoopUtils]: For program point L419-3(lines 419 427) no Hoare annotation was computed. [2020-12-22 06:55:18,776 INFO L189 CegarLoopUtils]: For program point L419-4(lines 419 427) no Hoare annotation was computed. [2020-12-22 06:55:18,776 INFO L189 CegarLoopUtils]: For program point L419-5(lines 419 427) no Hoare annotation was computed. [2020-12-22 06:55:18,776 INFO L189 CegarLoopUtils]: For program point L221(lines 221 225) no Hoare annotation was computed. [2020-12-22 06:55:18,776 INFO L189 CegarLoopUtils]: For program point L419-6(lines 419 427) no Hoare annotation was computed. [2020-12-22 06:55:18,776 INFO L189 CegarLoopUtils]: For program point L419-7(lines 419 427) no Hoare annotation was computed. [2020-12-22 06:55:18,776 INFO L189 CegarLoopUtils]: For program point L419-8(lines 419 427) no Hoare annotation was computed. [2020-12-22 06:55:18,777 INFO L189 CegarLoopUtils]: For program point L419-9(lines 419 427) no Hoare annotation was computed. [2020-12-22 06:55:18,777 INFO L189 CegarLoopUtils]: For program point L419-10(lines 419 427) no Hoare annotation was computed. [2020-12-22 06:55:18,777 INFO L189 CegarLoopUtils]: For program point L419-11(lines 419 427) no Hoare annotation was computed. [2020-12-22 06:55:18,777 INFO L189 CegarLoopUtils]: For program point L619(lines 619 625) no Hoare annotation was computed. [2020-12-22 06:55:18,777 INFO L185 CegarLoopUtils]: At program point L619-1(lines 619 625) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:55:18,777 INFO L185 CegarLoopUtils]: At program point L291(lines 282 295) 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 06:55:18,777 INFO L185 CegarLoopUtils]: At program point L291-1(lines 282 295) 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 06:55:18,777 INFO L185 CegarLoopUtils]: At program point L291-2(lines 282 295) the Hoare annotation is: false [2020-12-22 06:55:18,778 INFO L185 CegarLoopUtils]: At program point L291-3(lines 282 295) 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 06:55:18,778 INFO L185 CegarLoopUtils]: At program point L291-4(lines 282 295) the Hoare annotation is: false [2020-12-22 06:55:18,778 INFO L185 CegarLoopUtils]: At program point L291-5(lines 282 295) the Hoare annotation is: false [2020-12-22 06:55:18,778 INFO L185 CegarLoopUtils]: At program point L291-6(lines 282 295) the Hoare annotation is: false [2020-12-22 06:55:18,778 INFO L185 CegarLoopUtils]: At program point L291-7(lines 282 295) the Hoare annotation is: false [2020-12-22 06:55:18,778 INFO L185 CegarLoopUtils]: At program point L291-8(lines 282 295) the Hoare annotation is: false [2020-12-22 06:55:18,778 INFO L185 CegarLoopUtils]: At program point L291-9(lines 282 295) the Hoare annotation is: false [2020-12-22 06:55:18,778 INFO L185 CegarLoopUtils]: At program point L291-10(lines 282 295) the Hoare annotation is: false [2020-12-22 06:55:18,779 INFO L185 CegarLoopUtils]: At program point L291-11(lines 282 295) the Hoare annotation is: false [2020-12-22 06:55:18,779 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-22 06:55:18,779 INFO L185 CegarLoopUtils]: At program point L165(lines 160 167) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) [2020-12-22 06:55:18,779 INFO L185 CegarLoopUtils]: At program point L365(lines 316 366) the Hoare annotation is: false [2020-12-22 06:55:18,779 INFO L189 CegarLoopUtils]: For program point L233(lines 233 237) no Hoare annotation was computed. [2020-12-22 06:55:18,843 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.12 06:55:18 BoogieIcfgContainer [2020-12-22 06:55:18,843 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-22 06:55:18,845 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-22 06:55:18,845 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-22 06:55:18,846 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-22 06:55:18,846 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:55:07" (3/4) ... [2020-12-22 06:55:18,850 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-22 06:55:18,890 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-12-22 06:55:18,893 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-12-22 06:55:18,895 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-12-22 06:55:18,898 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-12-22 06:55:18,900 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-12-22 06:55:18,902 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-22 06:55:18,905 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-22 06:55:18,939 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((tmp == 0 && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) || (((((methaneLevelCritical == systemActive && \result == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || ((((!(methaneLevelCritical == 0) && 0 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0)) || (((((tmp == 0 && methaneLevelCritical == 0) && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) [2020-12-22 06:55:18,940 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((tmp == 0 && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) || (((((methaneLevelCritical == systemActive && \result == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || ((((!(methaneLevelCritical == 0) && 0 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0)) || (((((tmp == 0 && methaneLevelCritical == 0) && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) [2020-12-22 06:55:18,943 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) || ((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0)) || (((methaneLevelCritical == systemActive && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) [2020-12-22 06:55:18,947 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((methaneLevelCritical == 0 && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) || ((((!(methaneLevelCritical == 0) && 0 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0)) || ((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((methaneLevelCritical == 0 && 1 == systemActive) && \result == 0) && splverifierCounter == 0) [2020-12-22 06:55:18,947 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && splverifierCounter == 0) && methAndRunningLastTime == 0) || (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) [2020-12-22 06:55:18,950 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 1 && methaneLevelCritical == 1) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && methAndRunningLastTime == 0) || (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) [2020-12-22 06:55:18,950 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(methaneLevelCritical == 0) && 0 == systemActive) && !(\result == 0)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) || (((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) [2020-12-22 06:55:18,957 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0 [2020-12-22 06:55:18,958 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 [2020-12-22 06:55:18,958 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0 [2020-12-22 06:55:18,959 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 06:55:18,959 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 [2020-12-22 06:55:18,959 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 1 && methaneLevelCritical == 1) && 1 <= \result) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) [2020-12-22 06:55:18,961 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 [2020-12-22 06:55:18,961 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 [2020-12-22 06:55:18,961 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 [2020-12-22 06:55:18,962 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 [2020-12-22 06:55:18,962 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 [2020-12-22 06:55:18,963 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 [2020-12-22 06:55:19,111 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/product-lines/minepump_spec2_product63.cil.c-witness.graphml [2020-12-22 06:55:19,111 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-22 06:55:19,113 INFO L168 Benchmark]: Toolchain (without parser) took 13975.06 ms. Allocated memory was 151.0 MB in the beginning and 356.5 MB in the end (delta: 205.5 MB). Free memory was 125.1 MB in the beginning and 229.9 MB in the end (delta: -104.8 MB). Peak memory consumption was 101.8 MB. Max. memory is 8.0 GB. [2020-12-22 06:55:19,114 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 151.0 MB. Free memory is still 122.4 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-12-22 06:55:19,114 INFO L168 Benchmark]: CACSL2BoogieTranslator took 600.16 ms. Allocated memory is still 151.0 MB. Free memory was 124.9 MB in the beginning and 102.8 MB in the end (delta: 22.1 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. [2020-12-22 06:55:19,116 INFO L168 Benchmark]: Boogie Procedure Inliner took 145.63 ms. Allocated memory is still 151.0 MB. Free memory was 102.8 MB in the beginning and 131.2 MB in the end (delta: -28.4 MB). Peak memory consumption was 11.4 MB. Max. memory is 8.0 GB. [2020-12-22 06:55:19,116 INFO L168 Benchmark]: Boogie Preprocessor took 115.12 ms. Allocated memory is still 151.0 MB. Free memory was 131.2 MB in the beginning and 126.9 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-12-22 06:55:19,116 INFO L168 Benchmark]: RCFGBuilder took 1401.45 ms. Allocated memory was 151.0 MB in the beginning and 189.8 MB in the end (delta: 38.8 MB). Free memory was 126.9 MB in the beginning and 143.7 MB in the end (delta: -16.8 MB). Peak memory consumption was 73.9 MB. Max. memory is 8.0 GB. [2020-12-22 06:55:19,117 INFO L168 Benchmark]: TraceAbstraction took 11433.75 ms. Allocated memory was 189.8 MB in the beginning and 356.5 MB in the end (delta: 166.7 MB). Free memory was 143.2 MB in the beginning and 250.4 MB in the end (delta: -107.2 MB). Peak memory consumption was 187.5 MB. Max. memory is 8.0 GB. [2020-12-22 06:55:19,117 INFO L168 Benchmark]: Witness Printer took 266.39 ms. Allocated memory is still 356.5 MB. Free memory was 250.4 MB in the beginning and 229.9 MB in the end (delta: 20.4 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-12-22 06:55:19,120 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 151.0 MB. Free memory is still 122.4 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 600.16 ms. Allocated memory is still 151.0 MB. Free memory was 124.9 MB in the beginning and 102.8 MB in the end (delta: 22.1 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 145.63 ms. Allocated memory is still 151.0 MB. Free memory was 102.8 MB in the beginning and 131.2 MB in the end (delta: -28.4 MB). Peak memory consumption was 11.4 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 115.12 ms. Allocated memory is still 151.0 MB. Free memory was 131.2 MB in the beginning and 126.9 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1401.45 ms. Allocated memory was 151.0 MB in the beginning and 189.8 MB in the end (delta: 38.8 MB). Free memory was 126.9 MB in the beginning and 143.7 MB in the end (delta: -16.8 MB). Peak memory consumption was 73.9 MB. Max. memory is 8.0 GB. * TraceAbstraction took 11433.75 ms. Allocated memory was 189.8 MB in the beginning and 356.5 MB in the end (delta: 166.7 MB). Free memory was 143.2 MB in the beginning and 250.4 MB in the end (delta: -107.2 MB). Peak memory consumption was 187.5 MB. Max. memory is 8.0 GB. * Witness Printer took 266.39 ms. Allocated memory is still 356.5 MB. Free memory was 250.4 MB in the beginning and 229.9 MB in the end (delta: 20.4 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 152]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 152]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 152]: 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: 532]: Loop Invariant Derived loop invariant: (((((!(methaneLevelCritical == 0) && 0 == systemActive) && !(\result == 0)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) || (((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 532]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 316]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: (((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) || (((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 532]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 656]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && methAndRunningLastTime == 0 - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 382]: Loop Invariant Derived loop invariant: (((((methaneLevelCritical == 1 && 1 == systemActive) && splverifierCounter == 0) && methAndRunningLastTime == 0) || ((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0)) || (((methaneLevelCritical == systemActive && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((1 == systemActive && methaneLevelCritical == 0) && splverifierCounter == 0) - InvariantResult [Line: 596]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 124]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((tmp == 0 && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) || (((((methaneLevelCritical == systemActive && \result == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || ((((!(methaneLevelCritical == 0) && 0 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0)) || (((((tmp == 0 && methaneLevelCritical == 0) && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) - InvariantResult [Line: 160]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && methAndRunningLastTime == 0 - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 596]: Loop Invariant Derived loop invariant: ((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0 - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: ((((((methaneLevelCritical == 0 && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) || ((((!(methaneLevelCritical == 0) && 0 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0)) || ((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((methaneLevelCritical == 0 && 1 == systemActive) && \result == 0) && splverifierCounter == 0) - InvariantResult [Line: 596]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 596]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 241]: 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: 296]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 596]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 296]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 596]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 337]: Loop Invariant Derived loop invariant: ((((methaneLevelCritical == 1 && 1 == systemActive) && splverifierCounter == 0) && methAndRunningLastTime == 0) || ((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0)) || ((1 == systemActive && methaneLevelCritical == 0) && splverifierCounter == 0) - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: (((((\result == 1 && methaneLevelCritical == 1) && 1 <= \result) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 619]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 296]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 296]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: ((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && splverifierCounter == 0) && methAndRunningLastTime == 0) || (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) - InvariantResult [Line: 296]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 327]: Loop Invariant Derived loop invariant: ((((((((tmp == 0 && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) || (((((methaneLevelCritical == systemActive && \result == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || ((((!(methaneLevelCritical == 0) && 0 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0)) || (((((tmp == 0 && methaneLevelCritical == 0) && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) - InvariantResult [Line: 296]: Loop Invariant Derived loop invariant: ((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0 - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: (((((\result == 1 && methaneLevelCritical == 1) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && methAndRunningLastTime == 0) || (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 390]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 134]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && methAndRunningLastTime == 0 - InvariantResult [Line: 383]: Loop Invariant Derived loop invariant: ((((methaneLevelCritical == 1 && 1 == systemActive) && splverifierCounter == 0) && methAndRunningLastTime == 0) || ((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0)) || ((1 == systemActive && methaneLevelCritical == 0) && splverifierCounter == 0) - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && methAndRunningLastTime == 0 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: (((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) || (((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 382]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 382]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 390]: Loop Invariant Derived loop invariant: (((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) || ((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0)) || (((methaneLevelCritical == systemActive && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 390]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 231 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 4.3s, OverallIterations: 13, TraceHistogramMax: 3, AutomataDifference: 2.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 6.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2104 SDtfs, 2815 SDslu, 4127 SDs, 0 SdLazy, 617 SolverSat, 136 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 105 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 324 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=493occurred 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: 0.4s AutomataMinimizationTime, 13 MinimizatonAttempts, 2429 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 93 LocationsWithAnnotation, 93 PreInvPairs, 285 NumberOfFragments, 929 HoareAnnotationTreeSize, 93 FomulaSimplifications, 1596754 FormulaSimplificationTreeSizeReduction, 2.6s HoareSimplificationTime, 93 FomulaSimplificationsInter, 71874 FormulaSimplificationTreeSizeReductionInter, 4.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 501 NumberOfCodeBlocks, 501 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 488 ConstructedInterpolants, 0 QuantifiedInterpolants, 38738 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 13 InterpolantComputations, 13 PerfectInterpolantSequences, 83/83 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...