/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_product64.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-4f750a8 [2020-12-22 06:55:04,071 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-22 06:55:04,074 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-22 06:55:04,110 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-22 06:55:04,111 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-22 06:55:04,112 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-22 06:55:04,114 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-22 06:55:04,127 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-22 06:55:04,130 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-22 06:55:04,131 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-22 06:55:04,132 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-22 06:55:04,134 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-22 06:55:04,134 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-22 06:55:04,135 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-22 06:55:04,137 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-22 06:55:04,138 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-22 06:55:04,139 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-22 06:55:04,141 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-22 06:55:04,143 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-22 06:55:04,145 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-22 06:55:04,147 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-22 06:55:04,149 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-22 06:55:04,150 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-22 06:55:04,151 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-22 06:55:04,155 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-12-22 06:55:04,159 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-22 06:55:04,160 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-22 06:55:04,161 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-22 06:55:04,162 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-22 06:55:04,164 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-22 06:55:04,164 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-22 06:55:04,165 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-22 06:55:04,166 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-22 06:55:04,166 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-22 06:55:04,168 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-22 06:55:04,169 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-22 06:55:04,170 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-22 06:55:04,204 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-22 06:55:04,205 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-22 06:55:04,207 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-22 06:55:04,208 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-22 06:55:04,209 INFO L138 SettingsManager]: * Use SBE=true [2020-12-22 06:55:04,210 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-22 06:55:04,210 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-22 06:55:04,210 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-22 06:55:04,211 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-22 06:55:04,211 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-22 06:55:04,212 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-22 06:55:04,213 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-22 06:55:04,213 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-22 06:55:04,213 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-22 06:55:04,213 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-22 06:55:04,214 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-22 06:55:04,214 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-22 06:55:04,214 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 06:55:04,214 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-22 06:55:04,215 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-22 06:55:04,215 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-22 06:55:04,215 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-22 06:55:04,216 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-22 06:55:04,216 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-22 06:55:04,216 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-22 06:55:04,216 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-22 06:55:04,671 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-22 06:55:04,718 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-22 06:55:04,721 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-22 06:55:04,723 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-22 06:55:04,723 INFO L275 PluginConnector]: CDTParser initialized [2020-12-22 06:55:04,724 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec2_product64.cil.c [2020-12-22 06:55:04,817 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db570fc70/b183ff565afb495cab921237c10a42d7/FLAGb334888b4 [2020-12-22 06:55:05,513 INFO L306 CDTParser]: Found 1 translation units. [2020-12-22 06:55:05,514 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_product64.cil.c [2020-12-22 06:55:05,530 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db570fc70/b183ff565afb495cab921237c10a42d7/FLAGb334888b4 [2020-12-22 06:55:05,830 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db570fc70/b183ff565afb495cab921237c10a42d7 [2020-12-22 06:55:05,833 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-22 06:55:05,835 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-22 06:55:05,837 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-22 06:55:05,838 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-22 06:55:05,847 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-22 06:55:05,848 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 06:55:05" (1/1) ... [2020-12-22 06:55:05,851 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a2daa5a 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 06:55:05,851 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 06:55:05" (1/1) ... [2020-12-22 06:55:05,860 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-22 06:55:05,931 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-22 06:55:06,243 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_product64.cil.c[6499,6512] [2020-12-22 06:55:06,335 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 06:55:06,348 INFO L203 MainTranslator]: Completed pre-run [2020-12-22 06:55:06,409 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_product64.cil.c[6499,6512] [2020-12-22 06:55:06,456 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 06:55:06,496 INFO L208 MainTranslator]: Completed translation [2020-12-22 06:55:06,497 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:06 WrapperNode [2020-12-22 06:55:06,497 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-22 06:55:06,499 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-22 06:55:06,499 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-22 06:55:06,499 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-22 06:55:06,508 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:06" (1/1) ... [2020-12-22 06:55:06,526 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:06" (1/1) ... [2020-12-22 06:55:06,637 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-22 06:55:06,645 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-22 06:55:06,646 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-22 06:55:06,646 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-22 06:55:06,680 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:06" (1/1) ... [2020-12-22 06:55:06,681 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:06" (1/1) ... [2020-12-22 06:55:06,701 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:06" (1/1) ... [2020-12-22 06:55:06,701 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:06" (1/1) ... [2020-12-22 06:55:06,728 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:06" (1/1) ... [2020-12-22 06:55:06,743 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:06" (1/1) ... [2020-12-22 06:55:06,751 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:06" (1/1) ... [2020-12-22 06:55:06,763 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-22 06:55:06,764 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-22 06:55:06,764 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-22 06:55:06,764 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-22 06:55:06,765 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:06" (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 06:55:06,908 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-22 06:55:06,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-22 06:55:06,910 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-22 06:55:06,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-22 06:55:08,416 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-22 06:55:08,416 INFO L299 CfgBuilder]: Removed 356 assume(true) statements. [2020-12-22 06:55:08,419 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:55:08 BoogieIcfgContainer [2020-12-22 06:55:08,419 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-22 06:55:08,421 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-22 06:55:08,421 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-22 06:55:08,425 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-22 06:55:08,425 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 06:55:05" (1/3) ... [2020-12-22 06:55:08,426 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b53c67d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 06:55:08, skipping insertion in model container [2020-12-22 06:55:08,427 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:06" (2/3) ... [2020-12-22 06:55:08,427 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b53c67d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 06:55:08, skipping insertion in model container [2020-12-22 06:55:08,427 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:55:08" (3/3) ... [2020-12-22 06:55:08,429 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product64.cil.c [2020-12-22 06:55:08,436 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-22 06:55:08,442 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-12-22 06:55:08,462 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-12-22 06:55:08,500 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-22 06:55:08,500 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-22 06:55:08,501 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-22 06:55:08,501 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-22 06:55:08,501 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-22 06:55:08,501 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-22 06:55:08,501 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-22 06:55:08,502 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-22 06:55:08,525 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states. [2020-12-22 06:55:08,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-22 06:55:08,532 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:55:08,533 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 06:55:08,534 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:55:08,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:55:08,540 INFO L82 PathProgramCache]: Analyzing trace with hash -420892511, now seen corresponding path program 1 times [2020-12-22 06:55:08,549 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:55:08,550 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [862914249] [2020-12-22 06:55:08,550 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 06:55:08,915 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 06:55:08,916 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [862914249] [2020-12-22 06:55:08,917 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:55:08,918 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 06:55:08,919 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1980653763] [2020-12-22 06:55:08,925 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-22 06:55:08,925 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:55:08,942 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-22 06:55:08,943 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-22 06:55:08,945 INFO L87 Difference]: Start difference. First operand 231 states. Second operand 2 states. [2020-12-22 06:55:09,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:55:09,005 INFO L93 Difference]: Finished difference Result 455 states and 684 transitions. [2020-12-22 06:55:09,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-22 06:55:09,007 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2020-12-22 06:55:09,007 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:55:09,024 INFO L225 Difference]: With dead ends: 455 [2020-12-22 06:55:09,025 INFO L226 Difference]: Without dead ends: 227 [2020-12-22 06:55:09,031 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 06:55:09,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states. [2020-12-22 06:55:09,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 227. [2020-12-22 06:55:09,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 227 states. [2020-12-22 06:55:09,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 334 transitions. [2020-12-22 06:55:09,100 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 334 transitions. Word has length 18 [2020-12-22 06:55:09,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:55:09,101 INFO L481 AbstractCegarLoop]: Abstraction has 227 states and 334 transitions. [2020-12-22 06:55:09,101 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-22 06:55:09,102 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 334 transitions. [2020-12-22 06:55:09,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-12-22 06:55:09,103 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:55:09,103 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 06:55:09,104 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-22 06:55:09,104 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:55:09,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:55:09,105 INFO L82 PathProgramCache]: Analyzing trace with hash -568929405, now seen corresponding path program 1 times [2020-12-22 06:55:09,105 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:55:09,106 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1004083206] [2020-12-22 06:55:09,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:55:09,151 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 [1004083206] [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 [3] imperfect sequences [] total 3 [2020-12-22 06:55:09,217 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1289066163] [2020-12-22 06:55:09,219 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:55:09,219 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 3 interpolants. [2020-12-22 06:55:09,220 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:55:09,220 INFO L87 Difference]: Start difference. First operand 227 states and 334 transitions. Second operand 3 states. [2020-12-22 06:55:09,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:55:09,246 INFO L93 Difference]: Finished difference Result 227 states and 334 transitions. [2020-12-22 06:55:09,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:55:09,249 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-12-22 06:55:09,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:55:09,251 INFO L225 Difference]: With dead ends: 227 [2020-12-22 06:55:09,251 INFO L226 Difference]: Without dead ends: 87 [2020-12-22 06:55:09,255 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 06:55:09,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2020-12-22 06:55:09,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2020-12-22 06:55:09,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2020-12-22 06:55:09,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 127 transitions. [2020-12-22 06:55:09,274 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 127 transitions. Word has length 19 [2020-12-22 06:55:09,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:55:09,275 INFO L481 AbstractCegarLoop]: Abstraction has 87 states and 127 transitions. [2020-12-22 06:55:09,275 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:55:09,275 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 127 transitions. [2020-12-22 06:55:09,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-22 06:55:09,279 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:55:09,279 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 06:55:09,279 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-22 06:55:09,280 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:55:09,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:55:09,281 INFO L82 PathProgramCache]: Analyzing trace with hash -2011512384, now seen corresponding path program 1 times [2020-12-22 06:55:09,283 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:55:09,283 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1981321321] [2020-12-22 06:55:09,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:55:09,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:55:09,425 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 06:55:09,425 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1981321321] [2020-12-22 06:55:09,426 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:55:09,426 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 06:55:09,426 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1637646285] [2020-12-22 06:55:09,427 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:55:09,427 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:55:09,428 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:55:09,428 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:55:09,428 INFO L87 Difference]: Start difference. First operand 87 states and 127 transitions. Second operand 3 states. [2020-12-22 06:55:09,472 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:55:09,472 INFO L93 Difference]: Finished difference Result 247 states and 367 transitions. [2020-12-22 06:55:09,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:55:09,473 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2020-12-22 06:55:09,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:55:09,475 INFO L225 Difference]: With dead ends: 247 [2020-12-22 06:55:09,476 INFO L226 Difference]: Without dead ends: 167 [2020-12-22 06:55:09,477 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 06:55:09,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2020-12-22 06:55:09,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 163. [2020-12-22 06:55:09,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 163 states. [2020-12-22 06:55:09,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 242 transitions. [2020-12-22 06:55:09,506 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 242 transitions. Word has length 24 [2020-12-22 06:55:09,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:55:09,506 INFO L481 AbstractCegarLoop]: Abstraction has 163 states and 242 transitions. [2020-12-22 06:55:09,506 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:55:09,506 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 242 transitions. [2020-12-22 06:55:09,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-12-22 06:55:09,508 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:55:09,508 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 06:55:09,509 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-22 06:55:09,509 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:55:09,510 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:55:09,510 INFO L82 PathProgramCache]: Analyzing trace with hash 1543064518, now seen corresponding path program 1 times [2020-12-22 06:55:09,510 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:55:09,510 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [793891369] [2020-12-22 06:55:09,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:55:09,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:55:09,579 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 06:55:09,579 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [793891369] [2020-12-22 06:55:09,580 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:55:09,580 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 06:55:09,580 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [64661826] [2020-12-22 06:55:09,581 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:55:09,581 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:55:09,581 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:55:09,582 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:55:09,582 INFO L87 Difference]: Start difference. First operand 163 states and 242 transitions. Second operand 3 states. [2020-12-22 06:55:09,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:55:09,671 INFO L93 Difference]: Finished difference Result 332 states and 499 transitions. [2020-12-22 06:55:09,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:55:09,672 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2020-12-22 06:55:09,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:55:09,674 INFO L225 Difference]: With dead ends: 332 [2020-12-22 06:55:09,674 INFO L226 Difference]: Without dead ends: 176 [2020-12-22 06:55:09,675 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 06:55:09,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176 states. [2020-12-22 06:55:09,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176 to 174. [2020-12-22 06:55:09,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 174 states. [2020-12-22 06:55:09,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 174 states and 252 transitions. [2020-12-22 06:55:09,691 INFO L78 Accepts]: Start accepts. Automaton has 174 states and 252 transitions. Word has length 27 [2020-12-22 06:55:09,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:55:09,691 INFO L481 AbstractCegarLoop]: Abstraction has 174 states and 252 transitions. [2020-12-22 06:55:09,691 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:55:09,692 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 252 transitions. [2020-12-22 06:55:09,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-12-22 06:55:09,693 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:55:09,693 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 06:55:09,693 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-22 06:55:09,693 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:55:09,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:55:09,694 INFO L82 PathProgramCache]: Analyzing trace with hash 447177737, now seen corresponding path program 1 times [2020-12-22 06:55:09,694 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:55:09,695 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [745189046] [2020-12-22 06:55:09,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:55:09,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:55:09,829 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 06:55:09,830 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [745189046] [2020-12-22 06:55:09,830 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:55:09,831 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 06:55:09,831 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [764812677] [2020-12-22 06:55:09,831 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:55:09,832 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:55:09,834 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:55:09,836 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:55:09,836 INFO L87 Difference]: Start difference. First operand 174 states and 252 transitions. Second operand 5 states. [2020-12-22 06:55:10,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:55:10,109 INFO L93 Difference]: Finished difference Result 859 states and 1254 transitions. [2020-12-22 06:55:10,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-12-22 06:55:10,110 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 27 [2020-12-22 06:55:10,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:55:10,115 INFO L225 Difference]: With dead ends: 859 [2020-12-22 06:55:10,115 INFO L226 Difference]: Without dead ends: 692 [2020-12-22 06:55:10,116 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 06:55:10,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 692 states. [2020-12-22 06:55:10,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 692 to 327. [2020-12-22 06:55:10,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 327 states. [2020-12-22 06:55:10,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 327 states and 468 transitions. [2020-12-22 06:55:10,146 INFO L78 Accepts]: Start accepts. Automaton has 327 states and 468 transitions. Word has length 27 [2020-12-22 06:55:10,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:55:10,147 INFO L481 AbstractCegarLoop]: Abstraction has 327 states and 468 transitions. [2020-12-22 06:55:10,147 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:55:10,147 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 468 transitions. [2020-12-22 06:55:10,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-12-22 06:55:10,149 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:55:10,149 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 06:55:10,149 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-22 06:55:10,150 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:55:10,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:55:10,150 INFO L82 PathProgramCache]: Analyzing trace with hash -986967423, now seen corresponding path program 1 times [2020-12-22 06:55:10,151 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:55:10,151 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1102336566] [2020-12-22 06:55:10,151 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 06:55:10,227 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 06:55:10,228 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1102336566] [2020-12-22 06:55:10,228 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:55:10,228 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 06:55:10,229 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2054208119] [2020-12-22 06:55:10,229 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:55:10,229 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:55:10,230 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:55:10,230 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:55:10,231 INFO L87 Difference]: Start difference. First operand 327 states and 468 transitions. Second operand 5 states. [2020-12-22 06:55:10,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:55:10,493 INFO L93 Difference]: Finished difference Result 1273 states and 1823 transitions. [2020-12-22 06:55:10,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-12-22 06:55:10,493 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 28 [2020-12-22 06:55:10,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:55:10,499 INFO L225 Difference]: With dead ends: 1273 [2020-12-22 06:55:10,499 INFO L226 Difference]: Without dead ends: 953 [2020-12-22 06:55:10,501 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 06:55:10,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 953 states. [2020-12-22 06:55:10,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 953 to 325. [2020-12-22 06:55:10,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 325 states. [2020-12-22 06:55:10,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 325 states and 462 transitions. [2020-12-22 06:55:10,540 INFO L78 Accepts]: Start accepts. Automaton has 325 states and 462 transitions. Word has length 28 [2020-12-22 06:55:10,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:55:10,540 INFO L481 AbstractCegarLoop]: Abstraction has 325 states and 462 transitions. [2020-12-22 06:55:10,540 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:55:10,540 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 462 transitions. [2020-12-22 06:55:10,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-12-22 06:55:10,542 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:55:10,543 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 06:55:10,543 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-22 06:55:10,543 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:55:10,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:55:10,544 INFO L82 PathProgramCache]: Analyzing trace with hash -192809145, now seen corresponding path program 1 times [2020-12-22 06:55:10,544 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:55:10,545 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2029710575] [2020-12-22 06:55:10,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:55:10,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:55:10,604 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 06:55:10,605 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2029710575] [2020-12-22 06:55:10,605 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:55:10,605 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 06:55:10,606 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1626738554] [2020-12-22 06:55:10,606 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-22 06:55:10,606 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:55:10,607 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-22 06:55:10,607 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-22 06:55:10,607 INFO L87 Difference]: Start difference. First operand 325 states and 462 transitions. Second operand 4 states. [2020-12-22 06:55:10,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:55:10,731 INFO L93 Difference]: Finished difference Result 949 states and 1348 transitions. [2020-12-22 06:55:10,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-22 06:55:10,732 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 37 [2020-12-22 06:55:10,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:55:10,736 INFO L225 Difference]: With dead ends: 949 [2020-12-22 06:55:10,736 INFO L226 Difference]: Without dead ends: 631 [2020-12-22 06:55:10,737 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:55:10,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 631 states. [2020-12-22 06:55:10,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 631 to 349. [2020-12-22 06:55:10,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 349 states. [2020-12-22 06:55:10,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 349 states and 486 transitions. [2020-12-22 06:55:10,793 INFO L78 Accepts]: Start accepts. Automaton has 349 states and 486 transitions. Word has length 37 [2020-12-22 06:55:10,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:55:10,793 INFO L481 AbstractCegarLoop]: Abstraction has 349 states and 486 transitions. [2020-12-22 06:55:10,794 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-22 06:55:10,794 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 486 transitions. [2020-12-22 06:55:10,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-12-22 06:55:10,795 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:55:10,795 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 06:55:10,796 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-22 06:55:10,796 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:55:10,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:55:10,796 INFO L82 PathProgramCache]: Analyzing trace with hash 818308105, now seen corresponding path program 1 times [2020-12-22 06:55:10,797 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:55:10,797 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1144635870] [2020-12-22 06:55:10,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:55:10,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:55:10,865 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 06:55:10,866 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1144635870] [2020-12-22 06:55:10,866 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:55:10,866 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-22 06:55:10,866 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [35064481] [2020-12-22 06:55:10,867 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:55:10,867 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:55:10,868 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:55:10,868 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:55:10,868 INFO L87 Difference]: Start difference. First operand 349 states and 486 transitions. Second operand 5 states. [2020-12-22 06:55:11,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:55:11,038 INFO L93 Difference]: Finished difference Result 891 states and 1229 transitions. [2020-12-22 06:55:11,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-22 06:55:11,039 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 37 [2020-12-22 06:55:11,040 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:55:11,043 INFO L225 Difference]: With dead ends: 891 [2020-12-22 06:55:11,043 INFO L226 Difference]: Without dead ends: 549 [2020-12-22 06:55:11,044 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 06:55:11,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 549 states. [2020-12-22 06:55:11,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 549 to 385. [2020-12-22 06:55:11,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 385 states. [2020-12-22 06:55:11,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 385 states and 522 transitions. [2020-12-22 06:55:11,080 INFO L78 Accepts]: Start accepts. Automaton has 385 states and 522 transitions. Word has length 37 [2020-12-22 06:55:11,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:55:11,081 INFO L481 AbstractCegarLoop]: Abstraction has 385 states and 522 transitions. [2020-12-22 06:55:11,081 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:55:11,081 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 522 transitions. [2020-12-22 06:55:11,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-12-22 06:55:11,082 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:55:11,082 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 06:55:11,082 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-22 06:55:11,083 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:55:11,083 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:55:11,083 INFO L82 PathProgramCache]: Analyzing trace with hash -1213877499, now seen corresponding path program 1 times [2020-12-22 06:55:11,083 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:55:11,084 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [858533905] [2020-12-22 06:55:11,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:55:11,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:55:11,132 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 06:55:11,133 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [858533905] [2020-12-22 06:55:11,133 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:55:11,133 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 06:55:11,133 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1787304685] [2020-12-22 06:55:11,134 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:55:11,138 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:55:11,139 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:55:11,139 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:55:11,139 INFO L87 Difference]: Start difference. First operand 385 states and 522 transitions. Second operand 3 states. [2020-12-22 06:55:11,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:55:11,211 INFO L93 Difference]: Finished difference Result 871 states and 1175 transitions. [2020-12-22 06:55:11,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:55:11,212 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 37 [2020-12-22 06:55:11,212 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:55:11,215 INFO L225 Difference]: With dead ends: 871 [2020-12-22 06:55:11,215 INFO L226 Difference]: Without dead ends: 493 [2020-12-22 06:55:11,216 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 06:55:11,217 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 493 states. [2020-12-22 06:55:11,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 493 to 493. [2020-12-22 06:55:11,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 493 states. [2020-12-22 06:55:11,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 493 states and 652 transitions. [2020-12-22 06:55:11,261 INFO L78 Accepts]: Start accepts. Automaton has 493 states and 652 transitions. Word has length 37 [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 652 transitions. [2020-12-22 06:55:11,261 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:55:11,261 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 652 transitions. [2020-12-22 06:55:11,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-12-22 06:55:11,262 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:55:11,263 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 06:55:11,263 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-12-22 06:55:11,263 INFO L429 AbstractCegarLoop]: === Iteration 10 === [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 321920453, now seen corresponding path program 1 times [2020-12-22 06:55:11,264 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:55:11,264 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [894390276] [2020-12-22 06:55:11,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:55:11,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:55:11,319 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 06:55:11,319 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [894390276] [2020-12-22 06:55:11,320 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:55:11,320 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 06:55:11,320 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1179359026] [2020-12-22 06:55:11,321 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:55:11,321 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:55:11,322 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:55:11,322 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:55:11,322 INFO L87 Difference]: Start difference. First operand 493 states and 652 transitions. Second operand 3 states. [2020-12-22 06:55:11,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:55:11,439 INFO L93 Difference]: Finished difference Result 807 states and 1075 transitions. [2020-12-22 06:55:11,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:55:11,440 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 38 [2020-12-22 06:55:11,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:55:11,445 INFO L225 Difference]: With dead ends: 807 [2020-12-22 06:55:11,445 INFO L226 Difference]: Without dead ends: 805 [2020-12-22 06:55:11,446 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 06:55:11,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 805 states. [2020-12-22 06:55:11,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 805 to 622. [2020-12-22 06:55:11,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 622 states. [2020-12-22 06:55:11,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 622 states and 840 transitions. [2020-12-22 06:55:11,504 INFO L78 Accepts]: Start accepts. Automaton has 622 states and 840 transitions. Word has length 38 [2020-12-22 06:55:11,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:55:11,505 INFO L481 AbstractCegarLoop]: Abstraction has 622 states and 840 transitions. [2020-12-22 06:55:11,505 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:55:11,505 INFO L276 IsEmpty]: Start isEmpty. Operand 622 states and 840 transitions. [2020-12-22 06:55:11,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-12-22 06:55:11,507 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:55:11,507 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:55:11,507 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-12-22 06:55:11,507 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:55:11,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:55:11,508 INFO L82 PathProgramCache]: Analyzing trace with hash -922916945, now seen corresponding path program 1 times [2020-12-22 06:55:11,508 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:55:11,509 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1908494619] [2020-12-22 06:55:11,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:55:11,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:55:11,559 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-22 06:55:11,559 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1908494619] [2020-12-22 06:55:11,559 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:55:11,560 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 06:55:11,560 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [395736545] [2020-12-22 06:55:11,560 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:55:11,561 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:55:11,561 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:55:11,561 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:55:11,562 INFO L87 Difference]: Start difference. First operand 622 states and 840 transitions. Second operand 3 states. [2020-12-22 06:55:11,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:55:11,681 INFO L93 Difference]: Finished difference Result 1014 states and 1365 transitions. [2020-12-22 06:55:11,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:55:11,681 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 59 [2020-12-22 06:55:11,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:55:11,684 INFO L225 Difference]: With dead ends: 1014 [2020-12-22 06:55:11,684 INFO L226 Difference]: Without dead ends: 399 [2020-12-22 06:55:11,686 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 06:55:11,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 399 states. [2020-12-22 06:55:11,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 399 to 387. [2020-12-22 06:55:11,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 387 states. [2020-12-22 06:55:11,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 387 states and 514 transitions. [2020-12-22 06:55:11,721 INFO L78 Accepts]: Start accepts. Automaton has 387 states and 514 transitions. Word has length 59 [2020-12-22 06:55:11,721 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:55:11,721 INFO L481 AbstractCegarLoop]: Abstraction has 387 states and 514 transitions. [2020-12-22 06:55:11,721 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:55:11,721 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 514 transitions. [2020-12-22 06:55:11,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-12-22 06:55:11,723 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:55:11,723 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:55:11,723 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-12-22 06:55:11,723 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:55:11,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:55:11,724 INFO L82 PathProgramCache]: Analyzing trace with hash 1937733665, now seen corresponding path program 1 times [2020-12-22 06:55:11,724 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:55:11,725 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1893360863] [2020-12-22 06:55:11,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:55:11,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:55:11,839 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-22 06:55:11,839 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1893360863] [2020-12-22 06:55:11,840 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [248762959] [2020-12-22 06:55:11,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 06:55:12,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:55:12,127 INFO L263 TraceCheckSpWp]: Trace formula consists of 480 conjuncts, 7 conjunts are in the unsatisfiable core [2020-12-22 06:55:12,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 06:55:12,423 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-22 06:55:12,424 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-22 06:55:12,424 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [8] total 12 [2020-12-22 06:55:12,424 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1267040654] [2020-12-22 06:55:12,425 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-22 06:55:12,425 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:55:12,426 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-22 06:55:12,426 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2020-12-22 06:55:12,426 INFO L87 Difference]: Start difference. First operand 387 states and 514 transitions. Second operand 6 states. [2020-12-22 06:55:12,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:55:12,940 INFO L93 Difference]: Finished difference Result 1197 states and 1573 transitions. [2020-12-22 06:55:12,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-12-22 06:55:12,940 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 66 [2020-12-22 06:55:12,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:55:12,945 INFO L225 Difference]: With dead ends: 1197 [2020-12-22 06:55:12,945 INFO L226 Difference]: Without dead ends: 817 [2020-12-22 06:55:12,947 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=94, Invalid=286, Unknown=0, NotChecked=0, Total=380 [2020-12-22 06:55:12,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 817 states. [2020-12-22 06:55:12,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 817 to 354. [2020-12-22 06:55:12,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 354 states. [2020-12-22 06:55:12,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 354 states and 460 transitions. [2020-12-22 06:55:12,989 INFO L78 Accepts]: Start accepts. Automaton has 354 states and 460 transitions. Word has length 66 [2020-12-22 06:55:12,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:55:12,990 INFO L481 AbstractCegarLoop]: Abstraction has 354 states and 460 transitions. [2020-12-22 06:55:12,990 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-22 06:55:12,990 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 460 transitions. [2020-12-22 06:55:12,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2020-12-22 06:55:12,991 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:55:12,992 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 06:55:13,206 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2020-12-22 06:55:13,207 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:55:13,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:55:13,208 INFO L82 PathProgramCache]: Analyzing trace with hash -1840487417, now seen corresponding path program 1 times [2020-12-22 06:55:13,208 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:55:13,209 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [648197161] [2020-12-22 06:55:13,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:55:13,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:55:13,317 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 35 proven. 2 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2020-12-22 06:55:13,317 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [648197161] [2020-12-22 06:55:13,317 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [945396992] [2020-12-22 06:55:13,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 06:55:13,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:55:13,630 INFO L263 TraceCheckSpWp]: Trace formula consists of 558 conjuncts, 7 conjunts are in the unsatisfiable core [2020-12-22 06:55:13,635 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 06:55:13,852 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 06:55:13,852 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-22 06:55:13,852 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [7] total 11 [2020-12-22 06:55:13,853 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1374972477] [2020-12-22 06:55:13,853 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-22 06:55:13,853 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:55:13,854 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-22 06:55:13,854 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2020-12-22 06:55:13,854 INFO L87 Difference]: Start difference. First operand 354 states and 460 transitions. Second operand 6 states. [2020-12-22 06:55:14,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:55:14,302 INFO L93 Difference]: Finished difference Result 868 states and 1119 transitions. [2020-12-22 06:55:14,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-12-22 06:55:14,302 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 91 [2020-12-22 06:55:14,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:55:14,302 INFO L225 Difference]: With dead ends: 868 [2020-12-22 06:55:14,303 INFO L226 Difference]: Without dead ends: 0 [2020-12-22 06:55:14,304 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 97 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=95, Invalid=247, Unknown=0, NotChecked=0, Total=342 [2020-12-22 06:55:14,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-22 06:55:14,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-22 06:55:14,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-22 06:55:14,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-22 06:55:14,305 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 91 [2020-12-22 06:55:14,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:55:14,306 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-22 06:55:14,306 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-22 06:55:14,306 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-22 06:55:14,306 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-22 06:55:14,521 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2020-12-22 06:55:14,539 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-22 06:55:14,924 WARN L197 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 92 [2020-12-22 06:55:15,074 WARN L197 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 85 [2020-12-22 06:55:15,234 WARN L197 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 78 [2020-12-22 06:55:15,658 WARN L197 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 141 [2020-12-22 06:55:16,241 WARN L197 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 154 [2020-12-22 06:55:16,686 WARN L197 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 136 [2020-12-22 06:55:16,831 WARN L197 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 68 [2020-12-22 06:55:17,012 WARN L197 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 102 [2020-12-22 06:55:17,530 WARN L197 SmtUtils]: Spent 509.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 158 [2020-12-22 06:55:17,815 WARN L197 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 21 [2020-12-22 06:55:18,029 WARN L197 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 13 [2020-12-22 06:55:18,685 WARN L197 SmtUtils]: Spent 609.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 13 [2020-12-22 06:55:18,859 WARN L197 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 18 [2020-12-22 06:55:19,431 WARN L197 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 25 [2020-12-22 06:55:19,574 WARN L197 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 19 [2020-12-22 06:55:20,288 WARN L197 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 28 [2020-12-22 06:55:21,440 WARN L197 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 139 DAG size of output: 24 [2020-12-22 06:55:22,725 WARN L197 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 152 DAG size of output: 24 [2020-12-22 06:55:22,987 WARN L197 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 19 [2020-12-22 06:55:23,229 WARN L197 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 13 [2020-12-22 06:55:24,811 WARN L197 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 131 DAG size of output: 24 [2020-12-22 06:55:25,437 WARN L197 SmtUtils]: Spent 622.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 27 [2020-12-22 06:55:26,376 WARN L197 SmtUtils]: Spent 937.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 30 [2020-12-22 06:55:28,106 WARN L197 SmtUtils]: Spent 1.70 s on a formula simplification. DAG size of input: 157 DAG size of output: 31 [2020-12-22 06:55:28,861 WARN L197 SmtUtils]: Spent 473.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 28 [2020-12-22 06:55:28,867 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 432) no Hoare annotation was computed. [2020-12-22 06:55:28,867 INFO L189 CegarLoopUtils]: For program point L432(line 432) no Hoare annotation was computed. [2020-12-22 06:55:28,867 INFO L189 CegarLoopUtils]: For program point L432-1(line 432) no Hoare annotation was computed. [2020-12-22 06:55:28,867 INFO L189 CegarLoopUtils]: For program point L432-2(line 432) no Hoare annotation was computed. [2020-12-22 06:55:28,868 INFO L185 CegarLoopUtils]: At program point L565(lines 556 569) 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 06:55:28,868 INFO L185 CegarLoopUtils]: At program point L565-1(lines 556 569) 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 06:55:28,868 INFO L185 CegarLoopUtils]: At program point L565-2(lines 556 569) the Hoare annotation is: false [2020-12-22 06:55:28,868 INFO L185 CegarLoopUtils]: At program point L565-3(lines 556 569) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (<= 1 ~methaneLevelCritical~0))) (or (and .cse0 (= ~methaneLevelCritical~0 0) .cse1 .cse2) (and .cse3 (or (and .cse0 .cse1 .cse2 (= ~methAndRunningLastTime~0 0)) (and (<= 1 |ULTIMATE.start_isMethaneAlarm_#res|) .cse0 .cse1 .cse2 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)))) (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) .cse3))) [2020-12-22 06:55:28,868 INFO L185 CegarLoopUtils]: At program point L565-4(lines 556 569) the Hoare annotation is: false [2020-12-22 06:55:28,868 INFO L185 CegarLoopUtils]: At program point L565-5(lines 556 569) the Hoare annotation is: false [2020-12-22 06:55:28,869 INFO L185 CegarLoopUtils]: At program point L565-6(lines 556 569) the Hoare annotation is: false [2020-12-22 06:55:28,869 INFO L185 CegarLoopUtils]: At program point L565-7(lines 556 569) the Hoare annotation is: false [2020-12-22 06:55:28,869 INFO L185 CegarLoopUtils]: At program point L565-8(lines 556 569) the Hoare annotation is: false [2020-12-22 06:55:28,869 INFO L185 CegarLoopUtils]: At program point L565-9(lines 556 569) the Hoare annotation is: false [2020-12-22 06:55:28,869 INFO L185 CegarLoopUtils]: At program point L565-10(lines 556 569) the Hoare annotation is: false [2020-12-22 06:55:28,869 INFO L185 CegarLoopUtils]: At program point L565-11(lines 556 569) the Hoare annotation is: false [2020-12-22 06:55:28,869 INFO L189 CegarLoopUtils]: For program point L303(lines 303 307) no Hoare annotation was computed. [2020-12-22 06:55:28,870 INFO L189 CegarLoopUtils]: For program point L303-2(lines 303 307) no Hoare annotation was computed. [2020-12-22 06:55:28,870 INFO L189 CegarLoopUtils]: For program point L303-3(lines 303 307) no Hoare annotation was computed. [2020-12-22 06:55:28,870 INFO L189 CegarLoopUtils]: For program point L303-5(lines 303 307) no Hoare annotation was computed. [2020-12-22 06:55:28,870 INFO L189 CegarLoopUtils]: For program point L303-6(lines 303 307) no Hoare annotation was computed. [2020-12-22 06:55:28,870 INFO L189 CegarLoopUtils]: For program point L303-8(lines 303 307) no Hoare annotation was computed. [2020-12-22 06:55:28,870 INFO L189 CegarLoopUtils]: For program point L303-9(lines 303 307) no Hoare annotation was computed. [2020-12-22 06:55:28,870 INFO L189 CegarLoopUtils]: For program point L303-11(lines 303 307) no Hoare annotation was computed. [2020-12-22 06:55:28,870 INFO L189 CegarLoopUtils]: For program point L303-12(lines 303 307) no Hoare annotation was computed. [2020-12-22 06:55:28,870 INFO L189 CegarLoopUtils]: For program point L303-14(lines 303 307) no Hoare annotation was computed. [2020-12-22 06:55:28,871 INFO L189 CegarLoopUtils]: For program point L303-15(lines 303 307) no Hoare annotation was computed. [2020-12-22 06:55:28,871 INFO L189 CegarLoopUtils]: For program point L303-17(lines 303 307) no Hoare annotation was computed. [2020-12-22 06:55:28,871 INFO L189 CegarLoopUtils]: For program point L303-18(lines 303 307) no Hoare annotation was computed. [2020-12-22 06:55:28,871 INFO L189 CegarLoopUtils]: For program point L303-20(lines 303 307) no Hoare annotation was computed. [2020-12-22 06:55:28,871 INFO L189 CegarLoopUtils]: For program point L303-21(lines 303 307) no Hoare annotation was computed. [2020-12-22 06:55:28,871 INFO L189 CegarLoopUtils]: For program point L303-23(lines 303 307) no Hoare annotation was computed. [2020-12-22 06:55:28,871 INFO L189 CegarLoopUtils]: For program point L303-24(lines 303 307) no Hoare annotation was computed. [2020-12-22 06:55:28,871 INFO L189 CegarLoopUtils]: For program point L303-26(lines 303 307) no Hoare annotation was computed. [2020-12-22 06:55:28,872 INFO L189 CegarLoopUtils]: For program point L303-27(lines 303 307) no Hoare annotation was computed. [2020-12-22 06:55:28,872 INFO L189 CegarLoopUtils]: For program point L370(lines 369 418) no Hoare annotation was computed. [2020-12-22 06:55:28,872 INFO L189 CegarLoopUtils]: For program point L303-29(lines 303 307) no Hoare annotation was computed. [2020-12-22 06:55:28,872 INFO L189 CegarLoopUtils]: For program point L303-30(lines 303 307) no Hoare annotation was computed. [2020-12-22 06:55:28,872 INFO L189 CegarLoopUtils]: For program point L303-32(lines 303 307) no Hoare annotation was computed. [2020-12-22 06:55:28,872 INFO L189 CegarLoopUtils]: For program point L303-33(lines 303 307) no Hoare annotation was computed. [2020-12-22 06:55:28,872 INFO L189 CegarLoopUtils]: For program point L303-35(lines 303 307) no Hoare annotation was computed. [2020-12-22 06:55:28,873 INFO L189 CegarLoopUtils]: For program point L371(lines 371 375) no Hoare annotation was computed. [2020-12-22 06:55:28,873 INFO L185 CegarLoopUtils]: At program point L107(lines 107 113) the Hoare annotation is: (let ((.cse4 (<= 1 ~methaneLevelCritical~0)) (.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse5 (= 0 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse2 .cse3 .cse4) (and .cse5 .cse2 .cse3 .cse4) (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse3) (and .cse1 .cse5 .cse2 .cse3))) [2020-12-22 06:55:28,873 INFO L185 CegarLoopUtils]: At program point L107-1(lines 107 113) the Hoare annotation is: false [2020-12-22 06:55:28,873 INFO L185 CegarLoopUtils]: At program point L107-2(lines 107 113) the Hoare annotation is: false [2020-12-22 06:55:28,873 INFO L185 CegarLoopUtils]: At program point L639(lines 635 641) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) [2020-12-22 06:55:28,873 INFO L189 CegarLoopUtils]: For program point L507(lines 507 511) no Hoare annotation was computed. [2020-12-22 06:55:28,874 INFO L185 CegarLoopUtils]: At program point L309(lines 294 312) 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 06:55:28,874 INFO L185 CegarLoopUtils]: At program point L309-1(lines 294 312) 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 06:55:28,874 INFO L185 CegarLoopUtils]: At program point L309-2(lines 294 312) the Hoare annotation is: false [2020-12-22 06:55:28,874 INFO L185 CegarLoopUtils]: At program point L309-3(lines 294 312) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (<= 1 ~methaneLevelCritical~0))) (or (and .cse0 (= ~methaneLevelCritical~0 0) .cse1 .cse2) (and (or (and .cse0 .cse1 .cse2 (= ~methAndRunningLastTime~0 0)) (and (<= 1 |ULTIMATE.start_isMethaneAlarm_#res|) .cse0 .cse1 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse2)) .cse3) (and .cse0 (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse1 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 0) .cse2 .cse3))) [2020-12-22 06:55:28,874 INFO L185 CegarLoopUtils]: At program point L309-4(lines 294 312) the Hoare annotation is: false [2020-12-22 06:55:28,874 INFO L185 CegarLoopUtils]: At program point L309-5(lines 294 312) the Hoare annotation is: false [2020-12-22 06:55:28,874 INFO L185 CegarLoopUtils]: At program point L309-6(lines 294 312) the Hoare annotation is: false [2020-12-22 06:55:28,875 INFO L185 CegarLoopUtils]: At program point L309-7(lines 294 312) the Hoare annotation is: false [2020-12-22 06:55:28,875 INFO L185 CegarLoopUtils]: At program point L309-8(lines 294 312) the Hoare annotation is: false [2020-12-22 06:55:28,875 INFO L185 CegarLoopUtils]: At program point L309-9(lines 294 312) the Hoare annotation is: false [2020-12-22 06:55:28,875 INFO L185 CegarLoopUtils]: At program point L309-10(lines 294 312) the Hoare annotation is: false [2020-12-22 06:55:28,875 INFO L185 CegarLoopUtils]: At program point L309-11(lines 294 312) the Hoare annotation is: false [2020-12-22 06:55:28,875 INFO L185 CegarLoopUtils]: At program point L575(lines 570 578) 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 06:55:28,875 INFO L185 CegarLoopUtils]: At program point L575-1(lines 570 578) the Hoare annotation is: false [2020-12-22 06:55:28,875 INFO L185 CegarLoopUtils]: At program point L575-2(lines 570 578) the Hoare annotation is: false [2020-12-22 06:55:28,876 INFO L185 CegarLoopUtils]: At program point L575-3(lines 570 578) the Hoare annotation is: false [2020-12-22 06:55:28,876 INFO L185 CegarLoopUtils]: At program point L443(lines 438 445) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) [2020-12-22 06:55:28,876 INFO L185 CegarLoopUtils]: At program point L575-4(lines 570 578) the Hoare annotation is: false [2020-12-22 06:55:28,876 INFO L185 CegarLoopUtils]: At program point L575-5(lines 570 578) the Hoare annotation is: false [2020-12-22 06:55:28,876 INFO L185 CegarLoopUtils]: At program point L245(lines 238 248) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (<= 1 |ULTIMATE.start_isMethaneAlarm_#res|) .cse0 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse1 (<= 1 ~methaneLevelCritical~0) (= ~methAndRunningLastTime~0 0)) (and .cse0 (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse1))) [2020-12-22 06:55:28,876 INFO L185 CegarLoopUtils]: At program point L245-1(lines 238 248) 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 06:55:28,877 INFO L185 CegarLoopUtils]: At program point L245-2(lines 238 248) 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 06:55:28,877 INFO L185 CegarLoopUtils]: At program point L245-3(lines 238 248) the Hoare annotation is: false [2020-12-22 06:55:28,877 INFO L185 CegarLoopUtils]: At program point L245-4(lines 238 248) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (<= 1 |ULTIMATE.start_isMethaneAlarm_#res|) .cse0 .cse1 .cse2 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) (<= 1 ~methaneLevelCritical~0)) (and .cse0 (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse1 .cse2))) [2020-12-22 06:55:28,877 INFO L185 CegarLoopUtils]: At program point L245-5(lines 238 248) the Hoare annotation is: false [2020-12-22 06:55:28,877 INFO L185 CegarLoopUtils]: At program point L245-6(lines 238 248) the Hoare annotation is: false [2020-12-22 06:55:28,877 INFO L185 CegarLoopUtils]: At program point L245-7(lines 238 248) the Hoare annotation is: false [2020-12-22 06:55:28,877 INFO L185 CegarLoopUtils]: At program point L245-8(lines 238 248) the Hoare annotation is: false [2020-12-22 06:55:28,877 INFO L185 CegarLoopUtils]: At program point L245-9(lines 238 248) the Hoare annotation is: false [2020-12-22 06:55:28,878 INFO L185 CegarLoopUtils]: At program point L245-10(lines 238 248) the Hoare annotation is: false [2020-12-22 06:55:28,878 INFO L185 CegarLoopUtils]: At program point L245-11(lines 238 248) the Hoare annotation is: false [2020-12-22 06:55:28,878 INFO L185 CegarLoopUtils]: At program point L245-12(lines 238 248) the Hoare annotation is: false [2020-12-22 06:55:28,878 INFO L185 CegarLoopUtils]: At program point L245-13(lines 238 248) the Hoare annotation is: false [2020-12-22 06:55:28,878 INFO L185 CegarLoopUtils]: At program point L245-14(lines 238 248) the Hoare annotation is: false [2020-12-22 06:55:28,878 INFO L189 CegarLoopUtils]: For program point L379(lines 379 385) no Hoare annotation was computed. [2020-12-22 06:55:28,879 INFO L185 CegarLoopUtils]: At program point L379-1(lines 379 385) the Hoare annotation is: (let ((.cse1 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~7 0)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse2 (= 0 ~systemActive~0)) (.cse0 (= ~methaneLevelCritical~0 0)) (.cse7 (= 1 ~systemActive~0)) (.cse4 (= ~pumpRunning~0 0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse8 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse9 (<= 1 ~methaneLevelCritical~0)) (.cse6 (= ~methAndRunningLastTime~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse0 .cse1 .cse3 .cse5 .cse6) (and .cse2 .cse4 .cse5 .cse8 .cse9 .cse6) (and .cse7 .cse0 .cse4 .cse5 .cse6) (and .cse7 .cse4 .cse5 .cse8 .cse9 .cse6))) [2020-12-22 06:55:28,879 INFO L189 CegarLoopUtils]: For program point L184(lines 184 201) no Hoare annotation was computed. [2020-12-22 06:55:28,879 INFO L189 CegarLoopUtils]: For program point L184-1(lines 184 201) no Hoare annotation was computed. [2020-12-22 06:55:28,879 INFO L189 CegarLoopUtils]: For program point L184-2(lines 184 201) no Hoare annotation was computed. [2020-12-22 06:55:28,879 INFO L185 CegarLoopUtils]: At program point L254(lines 249 257) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_isPumpRunning_#res| 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse4 (<= 1 ~methaneLevelCritical~0))) (or (and (= 1 ~systemActive~0) .cse0 .cse1 .cse2 .cse3 .cse4) (and (= 0 ~systemActive~0) .cse0 .cse1 .cse2 .cse3 .cse4))) [2020-12-22 06:55:28,879 INFO L185 CegarLoopUtils]: At program point L254-1(lines 249 257) the Hoare annotation is: false [2020-12-22 06:55:28,879 INFO L189 CegarLoopUtils]: For program point L188(lines 188 196) no Hoare annotation was computed. [2020-12-22 06:55:28,880 INFO L185 CegarLoopUtils]: At program point L254-2(lines 249 257) the Hoare annotation is: false [2020-12-22 06:55:28,880 INFO L189 CegarLoopUtils]: For program point L188-1(lines 188 196) no Hoare annotation was computed. [2020-12-22 06:55:28,880 INFO L189 CegarLoopUtils]: For program point L188-2(lines 188 196) no Hoare annotation was computed. [2020-12-22 06:55:28,880 INFO L185 CegarLoopUtils]: At program point L520(lines 515 523) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse1 (<= 1 ~methaneLevelCritical~0) (= ~methAndRunningLastTime~0 0)) (and .cse0 (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse1))) [2020-12-22 06:55:28,880 INFO L185 CegarLoopUtils]: At program point L520-1(lines 515 523) 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 06:55:28,880 INFO L185 CegarLoopUtils]: At program point L520-2(lines 515 523) 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 06:55:28,880 INFO L189 CegarLoopUtils]: For program point L454(lines 454 471) no Hoare annotation was computed. [2020-12-22 06:55:28,881 INFO L185 CegarLoopUtils]: At program point L520-3(lines 515 523) the Hoare annotation is: false [2020-12-22 06:55:28,881 INFO L185 CegarLoopUtils]: At program point L454-1(lines 1 1041) the Hoare annotation is: (let ((.cse1 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~7 0)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse2 (= 0 ~systemActive~0)) (.cse0 (= ~methaneLevelCritical~0 0)) (.cse7 (= 1 ~systemActive~0)) (.cse4 (= ~pumpRunning~0 0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse8 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse9 (<= 1 ~methaneLevelCritical~0)) (.cse6 (= ~methAndRunningLastTime~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse0 .cse1 .cse3 .cse5 .cse6) (and .cse2 .cse4 .cse5 .cse8 .cse9 .cse6) (and .cse7 .cse0 .cse4 .cse5 .cse6) (and .cse7 .cse4 .cse5 .cse8 .cse9 .cse6))) [2020-12-22 06:55:28,881 INFO L185 CegarLoopUtils]: At program point L520-4(lines 515 523) 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 .cse0 .cse1 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse2 (<= 1 ~methaneLevelCritical~0)))) [2020-12-22 06:55:28,881 INFO L189 CegarLoopUtils]: For program point L454-2(lines 454 471) no Hoare annotation was computed. [2020-12-22 06:55:28,881 INFO L185 CegarLoopUtils]: At program point L520-5(lines 515 523) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse6 (= 0 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse4 (<= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse7 .cse1 .cse2) (and .cse0 .cse5 .cse7 .cse2) (and .cse6 .cse1 .cse2 .cse3 .cse4))) [2020-12-22 06:55:28,881 INFO L185 CegarLoopUtils]: At program point L454-3(lines 1 1041) the Hoare annotation is: false [2020-12-22 06:55:28,882 INFO L189 CegarLoopUtils]: For program point L322(lines 322 326) no Hoare annotation was computed. [2020-12-22 06:55:28,882 INFO L185 CegarLoopUtils]: At program point L520-6(lines 515 523) the Hoare annotation is: false [2020-12-22 06:55:28,882 INFO L189 CegarLoopUtils]: For program point L454-4(lines 454 471) no Hoare annotation was computed. [2020-12-22 06:55:28,882 INFO L185 CegarLoopUtils]: At program point L520-7(lines 515 523) the Hoare annotation is: false [2020-12-22 06:55:28,882 INFO L185 CegarLoopUtils]: At program point L454-5(lines 1 1041) the Hoare annotation is: false [2020-12-22 06:55:28,882 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-22 06:55:28,882 INFO L189 CegarLoopUtils]: For program point L322-2(lines 322 326) no Hoare annotation was computed. [2020-12-22 06:55:28,882 INFO L185 CegarLoopUtils]: At program point L520-8(lines 515 523) the Hoare annotation is: false [2020-12-22 06:55:28,883 INFO L189 CegarLoopUtils]: For program point L322-3(lines 322 326) no Hoare annotation was computed. [2020-12-22 06:55:28,883 INFO L185 CegarLoopUtils]: At program point L520-9(lines 515 523) the Hoare annotation is: false [2020-12-22 06:55:28,883 INFO L185 CegarLoopUtils]: At program point L520-10(lines 515 523) the Hoare annotation is: false [2020-12-22 06:55:28,883 INFO L189 CegarLoopUtils]: For program point L322-5(lines 322 326) no Hoare annotation was computed. [2020-12-22 06:55:28,883 INFO L185 CegarLoopUtils]: At program point L520-11(lines 515 523) the Hoare annotation is: false [2020-12-22 06:55:28,883 INFO L189 CegarLoopUtils]: For program point L322-6(lines 322 326) no Hoare annotation was computed. [2020-12-22 06:55:28,883 INFO L185 CegarLoopUtils]: At program point L520-12(lines 515 523) the Hoare annotation is: false [2020-12-22 06:55:28,883 INFO L185 CegarLoopUtils]: At program point L520-13(lines 515 523) the Hoare annotation is: false [2020-12-22 06:55:28,884 INFO L189 CegarLoopUtils]: For program point L322-8(lines 322 326) no Hoare annotation was computed. [2020-12-22 06:55:28,884 INFO L185 CegarLoopUtils]: At program point L520-14(lines 515 523) the Hoare annotation is: false [2020-12-22 06:55:28,884 INFO L189 CegarLoopUtils]: For program point L322-9(lines 322 326) no Hoare annotation was computed. [2020-12-22 06:55:28,884 INFO L185 CegarLoopUtils]: At program point L520-15(lines 515 523) the Hoare annotation is: false [2020-12-22 06:55:28,884 INFO L185 CegarLoopUtils]: At program point L520-16(lines 515 523) the Hoare annotation is: false [2020-12-22 06:55:28,884 INFO L189 CegarLoopUtils]: For program point L322-11(lines 322 326) no Hoare annotation was computed. [2020-12-22 06:55:28,884 INFO L185 CegarLoopUtils]: At program point L520-17(lines 515 523) the Hoare annotation is: false [2020-12-22 06:55:28,884 INFO L189 CegarLoopUtils]: For program point L322-12(lines 322 326) no Hoare annotation was computed. [2020-12-22 06:55:28,885 INFO L189 CegarLoopUtils]: For program point L322-14(lines 322 326) no Hoare annotation was computed. [2020-12-22 06:55:28,885 INFO L189 CegarLoopUtils]: For program point L322-15(lines 322 326) no Hoare annotation was computed. [2020-12-22 06:55:28,885 INFO L189 CegarLoopUtils]: For program point L322-17(lines 322 326) no Hoare annotation was computed. [2020-12-22 06:55:28,885 INFO L189 CegarLoopUtils]: For program point L389(lines 389 395) no Hoare annotation was computed. [2020-12-22 06:55:28,885 INFO L185 CegarLoopUtils]: At program point L389-1(lines 389 395) the Hoare annotation is: (let ((.cse1 (= 0 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse6 (<= 1 ~methaneLevelCritical~0)) (.cse4 (= ~methAndRunningLastTime~0 0)) (.cse5 (= 1 ~systemActive~0)) (.cse0 (= ~methaneLevelCritical~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse3 .cse6 .cse4) (and .cse1 .cse2 .cse3 .cse6 .cse4) (and .cse5 .cse0 .cse3))) [2020-12-22 06:55:28,885 INFO L189 CegarLoopUtils]: For program point L458(lines 458 468) no Hoare annotation was computed. [2020-12-22 06:55:28,885 INFO L189 CegarLoopUtils]: For program point L458-2(lines 458 468) no Hoare annotation was computed. [2020-12-22 06:55:28,885 INFO L189 CegarLoopUtils]: For program point L458-4(lines 458 468) no Hoare annotation was computed. [2020-12-22 06:55:28,886 INFO L185 CegarLoopUtils]: At program point L591-2(lines 591 605) the Hoare annotation is: false [2020-12-22 06:55:28,886 INFO L189 CegarLoopUtils]: For program point L459(lines 459 465) no Hoare annotation was computed. [2020-12-22 06:55:28,886 INFO L189 CegarLoopUtils]: For program point L459-2(lines 459 465) no Hoare annotation was computed. [2020-12-22 06:55:28,886 INFO L189 CegarLoopUtils]: For program point L459-4(lines 459 465) no Hoare annotation was computed. [2020-12-22 06:55:28,886 INFO L189 CegarLoopUtils]: For program point L592(line 592) no Hoare annotation was computed. [2020-12-22 06:55:28,886 INFO L185 CegarLoopUtils]: At program point L328(lines 313 331) 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 06:55:28,887 INFO L185 CegarLoopUtils]: At program point L328-1(lines 313 331) the Hoare annotation is: false [2020-12-22 06:55:28,887 INFO L185 CegarLoopUtils]: At program point L328-2(lines 313 331) the Hoare annotation is: false [2020-12-22 06:55:28,887 INFO L185 CegarLoopUtils]: At program point L328-3(lines 313 331) the Hoare annotation is: false [2020-12-22 06:55:28,887 INFO L185 CegarLoopUtils]: At program point L328-4(lines 313 331) the Hoare annotation is: false [2020-12-22 06:55:28,887 INFO L185 CegarLoopUtils]: At program point L328-5(lines 313 331) the Hoare annotation is: false [2020-12-22 06:55:28,887 INFO L189 CegarLoopUtils]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-22 06:55:28,888 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 432) no Hoare annotation was computed. [2020-12-22 06:55:28,888 INFO L189 CegarLoopUtils]: For program point L132(lines 132 149) no Hoare annotation was computed. [2020-12-22 06:55:28,888 INFO L189 CegarLoopUtils]: For program point L132-1(lines 132 149) no Hoare annotation was computed. [2020-12-22 06:55:28,888 INFO L189 CegarLoopUtils]: For program point L132-2(lines 132 149) no Hoare annotation was computed. [2020-12-22 06:55:28,889 INFO L189 CegarLoopUtils]: For program point L132-3(lines 132 149) no Hoare annotation was computed. [2020-12-22 06:55:28,889 INFO L189 CegarLoopUtils]: For program point L132-4(lines 132 149) no Hoare annotation was computed. [2020-12-22 06:55:28,889 INFO L189 CegarLoopUtils]: For program point L132-5(lines 132 149) no Hoare annotation was computed. [2020-12-22 06:55:28,889 INFO L189 CegarLoopUtils]: For program point L132-6(lines 132 149) no Hoare annotation was computed. [2020-12-22 06:55:28,889 INFO L189 CegarLoopUtils]: For program point L132-7(lines 132 149) no Hoare annotation was computed. [2020-12-22 06:55:28,889 INFO L189 CegarLoopUtils]: For program point L132-8(lines 132 149) no Hoare annotation was computed. [2020-12-22 06:55:28,889 INFO L189 CegarLoopUtils]: For program point L132-9(lines 132 149) no Hoare annotation was computed. [2020-12-22 06:55:28,889 INFO L189 CegarLoopUtils]: For program point L132-10(lines 132 149) no Hoare annotation was computed. [2020-12-22 06:55:28,890 INFO L189 CegarLoopUtils]: For program point L132-11(lines 132 149) no Hoare annotation was computed. [2020-12-22 06:55:28,890 INFO L189 CegarLoopUtils]: For program point L595(lines 595 599) no Hoare annotation was computed. [2020-12-22 06:55:28,890 INFO L189 CegarLoopUtils]: For program point L595-1(lines 100 106) no Hoare annotation was computed. [2020-12-22 06:55:28,890 INFO L185 CegarLoopUtils]: At program point L67(lines 1 1041) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) [2020-12-22 06:55:28,890 INFO L189 CegarLoopUtils]: For program point L663(lines 663 670) no Hoare annotation was computed. [2020-12-22 06:55:28,890 INFO L192 CegarLoopUtils]: At program point L663-1(lines 663 670) the Hoare annotation is: true [2020-12-22 06:55:28,890 INFO L189 CegarLoopUtils]: For program point L399(lines 399 414) no Hoare annotation was computed. [2020-12-22 06:55:28,891 INFO L189 CegarLoopUtils]: For program point L136(lines 136 144) no Hoare annotation was computed. [2020-12-22 06:55:28,891 INFO L189 CegarLoopUtils]: For program point L136-1(lines 136 144) no Hoare annotation was computed. [2020-12-22 06:55:28,891 INFO L189 CegarLoopUtils]: For program point L136-2(lines 136 144) no Hoare annotation was computed. [2020-12-22 06:55:28,891 INFO L189 CegarLoopUtils]: For program point L136-3(lines 136 144) no Hoare annotation was computed. [2020-12-22 06:55:28,891 INFO L189 CegarLoopUtils]: For program point L136-4(lines 136 144) no Hoare annotation was computed. [2020-12-22 06:55:28,891 INFO L189 CegarLoopUtils]: For program point L136-5(lines 136 144) no Hoare annotation was computed. [2020-12-22 06:55:28,891 INFO L189 CegarLoopUtils]: For program point L136-6(lines 136 144) no Hoare annotation was computed. [2020-12-22 06:55:28,891 INFO L189 CegarLoopUtils]: For program point L136-7(lines 136 144) no Hoare annotation was computed. [2020-12-22 06:55:28,892 INFO L189 CegarLoopUtils]: For program point L136-8(lines 136 144) no Hoare annotation was computed. [2020-12-22 06:55:28,892 INFO L189 CegarLoopUtils]: For program point L136-9(lines 136 144) no Hoare annotation was computed. [2020-12-22 06:55:28,892 INFO L189 CegarLoopUtils]: For program point L136-10(lines 136 144) no Hoare annotation was computed. [2020-12-22 06:55:28,892 INFO L189 CegarLoopUtils]: For program point L136-11(lines 136 144) no Hoare annotation was computed. [2020-12-22 06:55:28,892 INFO L189 CegarLoopUtils]: For program point L336(lines 336 342) no Hoare annotation was computed. [2020-12-22 06:55:28,892 INFO L185 CegarLoopUtils]: At program point L336-1(lines 336 342) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 (<= 1 ~methaneLevelCritical~0)) (and (= ~methaneLevelCritical~0 0) .cse0 .cse1))) [2020-12-22 06:55:28,892 INFO L185 CegarLoopUtils]: At program point L75(lines 70 78) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) [2020-12-22 06:55:28,893 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 432) no Hoare annotation was computed. [2020-12-22 06:55:28,893 INFO L189 CegarLoopUtils]: For program point L407(lines 407 413) no Hoare annotation was computed. [2020-12-22 06:55:28,893 INFO L185 CegarLoopUtils]: At program point L407-1(lines 100 106) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse2 (<= 1 ~methaneLevelCritical~0)) (.cse3 (= ~methaneLevelCritical~0 0)) (.cse4 (= 0 ~systemActive~0)) (.cse5 (= ~pumpRunning~0 0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 (= ~methAndRunningLastTime~0 0)) (and .cse0 .cse3 .cse1) (and .cse4 .cse5 .cse1 .cse2) (and .cse3 .cse4 .cse5 .cse1))) [2020-12-22 06:55:28,893 INFO L192 CegarLoopUtils]: At program point L672(lines 653 675) the Hoare annotation is: true [2020-12-22 06:55:28,893 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-22 06:55:28,893 INFO L189 CegarLoopUtils]: For program point L483(lines 483 487) no Hoare annotation was computed. [2020-12-22 06:55:28,894 INFO L189 CegarLoopUtils]: For program point L483-3(lines 483 487) no Hoare annotation was computed. [2020-12-22 06:55:28,894 INFO L189 CegarLoopUtils]: For program point L483-6(lines 483 487) no Hoare annotation was computed. [2020-12-22 06:55:28,894 INFO L189 CegarLoopUtils]: For program point L220(lines 220 226) no Hoare annotation was computed. [2020-12-22 06:55:28,894 INFO L189 CegarLoopUtils]: For program point L220-2(lines 220 226) no Hoare annotation was computed. [2020-12-22 06:55:28,894 INFO L189 CegarLoopUtils]: For program point L220-4(lines 220 226) no Hoare annotation was computed. [2020-12-22 06:55:28,894 INFO L189 CegarLoopUtils]: For program point L220-6(lines 220 226) no Hoare annotation was computed. [2020-12-22 06:55:28,894 INFO L189 CegarLoopUtils]: For program point L220-8(lines 220 226) no Hoare annotation was computed. [2020-12-22 06:55:28,894 INFO L189 CegarLoopUtils]: For program point L220-10(lines 220 226) no Hoare annotation was computed. [2020-12-22 06:55:28,894 INFO L189 CegarLoopUtils]: For program point L220-12(lines 220 226) no Hoare annotation was computed. [2020-12-22 06:55:28,895 INFO L189 CegarLoopUtils]: For program point L220-14(lines 220 226) no Hoare annotation was computed. [2020-12-22 06:55:28,895 INFO L189 CegarLoopUtils]: For program point L220-16(lines 220 226) no Hoare annotation was computed. [2020-12-22 06:55:28,895 INFO L189 CegarLoopUtils]: For program point L220-18(lines 220 226) no Hoare annotation was computed. [2020-12-22 06:55:28,895 INFO L189 CegarLoopUtils]: For program point L220-20(lines 220 226) no Hoare annotation was computed. [2020-12-22 06:55:28,895 INFO L189 CegarLoopUtils]: For program point L220-22(lines 220 226) no Hoare annotation was computed. [2020-12-22 06:55:28,895 INFO L185 CegarLoopUtils]: At program point L419(lines 368 420) the Hoare annotation is: false [2020-12-22 06:55:28,895 INFO L189 CegarLoopUtils]: For program point L158(lines 158 175) no Hoare annotation was computed. [2020-12-22 06:55:28,895 INFO L189 CegarLoopUtils]: For program point L158-1(lines 158 175) no Hoare annotation was computed. [2020-12-22 06:55:28,896 INFO L189 CegarLoopUtils]: For program point L158-2(lines 158 175) no Hoare annotation was computed. [2020-12-22 06:55:28,896 INFO L189 CegarLoopUtils]: For program point L158-3(lines 158 175) no Hoare annotation was computed. [2020-12-22 06:55:28,896 INFO L189 CegarLoopUtils]: For program point L158-4(lines 158 175) no Hoare annotation was computed. [2020-12-22 06:55:28,896 INFO L189 CegarLoopUtils]: For program point L158-5(lines 158 175) no Hoare annotation was computed. [2020-12-22 06:55:28,896 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-22 06:55:28,896 INFO L189 CegarLoopUtils]: For program point L162(lines 162 170) no Hoare annotation was computed. [2020-12-22 06:55:28,896 INFO L189 CegarLoopUtils]: For program point L162-1(lines 162 170) no Hoare annotation was computed. [2020-12-22 06:55:28,896 INFO L189 CegarLoopUtils]: For program point L162-2(lines 162 170) no Hoare annotation was computed. [2020-12-22 06:55:28,896 INFO L189 CegarLoopUtils]: For program point L162-3(lines 162 170) no Hoare annotation was computed. [2020-12-22 06:55:28,897 INFO L189 CegarLoopUtils]: For program point L162-4(lines 162 170) no Hoare annotation was computed. [2020-12-22 06:55:28,897 INFO L189 CegarLoopUtils]: For program point L162-5(lines 162 170) no Hoare annotation was computed. [2020-12-22 06:55:28,897 INFO L189 CegarLoopUtils]: For program point L560(lines 560 566) no Hoare annotation was computed. [2020-12-22 06:55:28,897 INFO L189 CegarLoopUtils]: For program point L560-1(lines 560 566) no Hoare annotation was computed. [2020-12-22 06:55:28,897 INFO L189 CegarLoopUtils]: For program point L560-2(lines 560 566) no Hoare annotation was computed. [2020-12-22 06:55:28,897 INFO L189 CegarLoopUtils]: For program point L560-3(lines 560 566) no Hoare annotation was computed. [2020-12-22 06:55:28,897 INFO L189 CegarLoopUtils]: For program point L560-4(lines 560 566) no Hoare annotation was computed. [2020-12-22 06:55:28,897 INFO L189 CegarLoopUtils]: For program point L560-5(lines 560 566) no Hoare annotation was computed. [2020-12-22 06:55:28,897 INFO L189 CegarLoopUtils]: For program point L560-6(lines 560 566) no Hoare annotation was computed. [2020-12-22 06:55:28,898 INFO L189 CegarLoopUtils]: For program point L560-7(lines 560 566) no Hoare annotation was computed. [2020-12-22 06:55:28,898 INFO L189 CegarLoopUtils]: For program point L560-8(lines 560 566) no Hoare annotation was computed. [2020-12-22 06:55:28,898 INFO L189 CegarLoopUtils]: For program point L560-9(lines 560 566) no Hoare annotation was computed. [2020-12-22 06:55:28,898 INFO L189 CegarLoopUtils]: For program point L560-10(lines 560 566) no Hoare annotation was computed. [2020-12-22 06:55:28,898 INFO L189 CegarLoopUtils]: For program point L560-11(lines 560 566) no Hoare annotation was computed. [2020-12-22 06:55:28,898 INFO L189 CegarLoopUtils]: For program point L495(lines 495 499) no Hoare annotation was computed. [2020-12-22 06:55:28,898 INFO L185 CegarLoopUtils]: At program point L100(lines 99 118) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse3 (<= 1 ~methaneLevelCritical~0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse5 (= 0 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (<= 1 |ULTIMATE.start_isMethaneAlarm_#res|) .cse0 .cse1 .cse2 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse3) (and .cse0 .cse2 .cse3 (= ~methAndRunningLastTime~0 0)) (and .cse0 .cse4 .cse2) (and .cse5 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse1 .cse2))) [2020-12-22 06:55:28,898 INFO L189 CegarLoopUtils]: For program point L100-1(lines 100 106) no Hoare annotation was computed. [2020-12-22 06:55:28,899 INFO L185 CegarLoopUtils]: At program point L100-2(lines 99 118) the Hoare annotation is: false [2020-12-22 06:55:28,899 INFO L185 CegarLoopUtils]: At program point L100-3(lines 99 118) the Hoare annotation is: false [2020-12-22 06:55:28,947 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.12 06:55:28 BoogieIcfgContainer [2020-12-22 06:55:28,948 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-22 06:55:28,948 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-22 06:55:28,948 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-22 06:55:28,951 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-22 06:55:28,952 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:55:08" (3/4) ... [2020-12-22 06:55:28,955 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-22 06:55:28,983 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-12-22 06:55:28,985 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-12-22 06:55:28,987 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-12-22 06:55:28,989 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-12-22 06:55:28,991 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-12-22 06:55:28,994 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-22 06:55:28,996 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-22 06:55:29,027 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((methaneLevelCritical == 0 && tmp == 0) && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) || (((((1 == systemActive && methaneLevelCritical == 0) && tmp == 0) && \result == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || (((((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0)) || ((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || (((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0) [2020-12-22 06:55:29,027 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((methaneLevelCritical == 0 && tmp == 0) && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) || (((((1 == systemActive && methaneLevelCritical == 0) && tmp == 0) && \result == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || (((((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0)) || ((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || (((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0) [2020-12-22 06:55:29,028 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 <= \result && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) || (((1 == systemActive && splverifierCounter == 0) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0)) || ((1 == systemActive && methaneLevelCritical == 0) && splverifierCounter == 0)) || (((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= methaneLevelCritical)) || (((methaneLevelCritical == 0 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) [2020-12-22 06:55:29,029 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) || (((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= methaneLevelCritical)) || (((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= methaneLevelCritical)) || (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0)) || (((methaneLevelCritical == 0 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) [2020-12-22 06:55:29,030 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) || ((((methaneLevelCritical == 0 && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0)) || ((((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) [2020-12-22 06:55:29,031 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && 1 <= \result) && splverifierCounter == 0) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0) || (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) [2020-12-22 06:55:29,032 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 <= \result && 1 == systemActive) && 1 <= \result) && splverifierCounter == 0) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0) || (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) [2020-12-22 06:55:29,032 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) || (((((0 == systemActive && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) [2020-12-22 06:55:29,033 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) || (1 <= methaneLevelCritical && ((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) || ((((1 <= \result && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result)))) || ((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && 1 <= methaneLevelCritical) [2020-12-22 06:55:29,035 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) || (((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) || ((((1 <= \result && 1 == systemActive) && pumpRunning == 0) && 1 <= \result) && splverifierCounter == 0)) && 1 <= methaneLevelCritical)) || (((((1 == systemActive && \result == 0) && pumpRunning == 0) && tmp___0 == 0) && splverifierCounter == 0) && 1 <= methaneLevelCritical) [2020-12-22 06:55:29,036 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0 [2020-12-22 06:55:29,037 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 [2020-12-22 06:55:29,037 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0 [2020-12-22 06:55:29,038 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) || ((((1 == systemActive && pumpRunning == 0) && 1 <= \result) && splverifierCounter == 0) && 1 <= methaneLevelCritical) [2020-12-22 06:55:29,038 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 [2020-12-22 06:55:29,038 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 <= \result && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) || ((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) [2020-12-22 06:55:29,040 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 [2020-12-22 06:55:29,040 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 [2020-12-22 06:55:29,041 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 [2020-12-22 06:55:29,041 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 [2020-12-22 06:55:29,042 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 [2020-12-22 06:55:29,042 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 [2020-12-22 06:55:29,175 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/product-lines/minepump_spec2_product64.cil.c-witness.graphml [2020-12-22 06:55:29,176 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-22 06:55:29,177 INFO L168 Benchmark]: Toolchain (without parser) took 23341.78 ms. Allocated memory was 157.3 MB in the beginning and 352.3 MB in the end (delta: 195.0 MB). Free memory was 130.5 MB in the beginning and 257.3 MB in the end (delta: -126.8 MB). Peak memory consumption was 69.6 MB. Max. memory is 8.0 GB. [2020-12-22 06:55:29,177 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 157.3 MB. Free memory is still 128.7 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-12-22 06:55:29,178 INFO L168 Benchmark]: CACSL2BoogieTranslator took 660.39 ms. Allocated memory is still 157.3 MB. Free memory was 130.2 MB in the beginning and 107.7 MB in the end (delta: 22.5 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. [2020-12-22 06:55:29,178 INFO L168 Benchmark]: Boogie Procedure Inliner took 138.94 ms. Allocated memory is still 157.3 MB. Free memory was 107.7 MB in the beginning and 136.7 MB in the end (delta: -29.0 MB). Peak memory consumption was 9.5 MB. Max. memory is 8.0 GB. [2020-12-22 06:55:29,178 INFO L168 Benchmark]: Boogie Preprocessor took 117.77 ms. Allocated memory is still 157.3 MB. Free memory was 136.7 MB in the beginning and 132.5 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-12-22 06:55:29,179 INFO L168 Benchmark]: RCFGBuilder took 1655.19 ms. Allocated memory was 157.3 MB in the beginning and 197.1 MB in the end (delta: 39.8 MB). Free memory was 132.5 MB in the beginning and 165.2 MB in the end (delta: -32.7 MB). Peak memory consumption was 87.9 MB. Max. memory is 8.0 GB. [2020-12-22 06:55:29,179 INFO L168 Benchmark]: TraceAbstraction took 20526.68 ms. Allocated memory was 197.1 MB in the beginning and 352.3 MB in the end (delta: 155.2 MB). Free memory was 164.7 MB in the beginning and 277.9 MB in the end (delta: -113.3 MB). Peak memory consumption was 203.2 MB. Max. memory is 8.0 GB. [2020-12-22 06:55:29,180 INFO L168 Benchmark]: Witness Printer took 227.57 ms. Allocated memory is still 352.3 MB. Free memory was 277.9 MB in the beginning and 257.3 MB in the end (delta: 20.7 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-12-22 06:55:29,183 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 157.3 MB. Free memory is still 128.7 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 660.39 ms. Allocated memory is still 157.3 MB. Free memory was 130.2 MB in the beginning and 107.7 MB in the end (delta: 22.5 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 138.94 ms. Allocated memory is still 157.3 MB. Free memory was 107.7 MB in the beginning and 136.7 MB in the end (delta: -29.0 MB). Peak memory consumption was 9.5 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 117.77 ms. Allocated memory is still 157.3 MB. Free memory was 136.7 MB in the beginning and 132.5 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1655.19 ms. Allocated memory was 157.3 MB in the beginning and 197.1 MB in the end (delta: 39.8 MB). Free memory was 132.5 MB in the beginning and 165.2 MB in the end (delta: -32.7 MB). Peak memory consumption was 87.9 MB. Max. memory is 8.0 GB. * TraceAbstraction took 20526.68 ms. Allocated memory was 197.1 MB in the beginning and 352.3 MB in the end (delta: 155.2 MB). Free memory was 164.7 MB in the beginning and 277.9 MB in the end (delta: -113.3 MB). Peak memory consumption was 203.2 MB. Max. memory is 8.0 GB. * Witness Printer took 227.57 ms. Allocated memory is still 352.3 MB. Free memory was 277.9 MB in the beginning and 257.3 MB in the end (delta: 20.7 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: 432]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 432]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 432]: 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: 238]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: (((((1 <= \result && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) || ((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 653]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 635]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && methAndRunningLastTime == 0 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 336]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && splverifierCounter == 0) && 1 <= methaneLevelCritical) || ((methaneLevelCritical == 0 && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: ((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) || ((((1 == systemActive && pumpRunning == 0) && 1 <= \result) && splverifierCounter == 0) && 1 <= methaneLevelCritical) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: ((((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) || ((((methaneLevelCritical == 0 && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0)) || ((((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 107]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: (((((1 <= \result && 1 == systemActive) && 1 <= \result) && splverifierCounter == 0) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0) || (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) - InvariantResult [Line: 570]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: ((((1 == systemActive && 1 <= \result) && splverifierCounter == 0) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0) || (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) - InvariantResult [Line: 570]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 570]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 438]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && methAndRunningLastTime == 0 - InvariantResult [Line: 570]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((((methaneLevelCritical == 0 && tmp == 0) && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) || (((((1 == systemActive && methaneLevelCritical == 0) && tmp == 0) && \result == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || (((((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0)) || ((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || (((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0) - InvariantResult [Line: 570]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 389]: Loop Invariant Derived loop invariant: ((((((methaneLevelCritical == 0 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) || (((1 == systemActive && splverifierCounter == 0) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0)) || ((((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0)) || ((1 == systemActive && methaneLevelCritical == 0) && splverifierCounter == 0) - InvariantResult [Line: 556]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 556]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 249]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 556]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 663]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 249]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 100]: Loop Invariant Derived loop invariant: (((((1 == systemActive && splverifierCounter == 0) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0) || ((1 == systemActive && methaneLevelCritical == 0) && splverifierCounter == 0)) || (((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= methaneLevelCritical)) || (((methaneLevelCritical == 0 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 556]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 249]: Loop Invariant Derived loop invariant: (((((1 == systemActive && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) || (((((0 == systemActive && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) - InvariantResult [Line: 556]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 570]: Loop Invariant Derived loop invariant: ((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0 - InvariantResult [Line: 556]: Loop Invariant Derived loop invariant: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 107]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 556]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 107]: Loop Invariant Derived loop invariant: ((((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) || (((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= methaneLevelCritical)) || (((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= methaneLevelCritical)) || (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0)) || (((methaneLevelCritical == 0 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 99]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 556]: Loop Invariant Derived loop invariant: ((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) || (1 <= methaneLevelCritical && ((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) || ((((1 <= \result && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result)))) || ((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && 1 <= methaneLevelCritical) - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: ((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) || (((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) || ((((1 <= \result && 1 == systemActive) && pumpRunning == 0) && 1 <= \result) && splverifierCounter == 0)) && 1 <= methaneLevelCritical)) || (((((1 == systemActive && \result == 0) && pumpRunning == 0) && tmp___0 == 0) && splverifierCounter == 0) && 1 <= methaneLevelCritical) - InvariantResult [Line: 99]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 556]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && methAndRunningLastTime == 0 - InvariantResult [Line: 556]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 99]: Loop Invariant Derived loop invariant: ((((((((1 <= \result && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) || (((1 == systemActive && splverifierCounter == 0) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0)) || ((1 == systemActive && methaneLevelCritical == 0) && splverifierCounter == 0)) || (((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= methaneLevelCritical)) || (((methaneLevelCritical == 0 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 556]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 313]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 368]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 313]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 591]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 556]: Loop Invariant Derived loop invariant: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && methAndRunningLastTime == 0 - InvariantResult [Line: 313]: Loop Invariant Derived loop invariant: ((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0 - InvariantResult [Line: 313]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 313]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 313]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 379]: Loop Invariant Derived loop invariant: (((((((((methaneLevelCritical == 0 && tmp == 0) && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) || (((((1 == systemActive && methaneLevelCritical == 0) && tmp == 0) && \result == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || (((((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0)) || ((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || (((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 231 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 6.0s, OverallIterations: 13, TraceHistogramMax: 3, AutomataDifference: 2.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 14.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2056 SDtfs, 2257 SDslu, 3169 SDs, 0 SdLazy, 440 SolverSat, 98 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 248 GetRequests, 185 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=622occurred in iteration=10, 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, 2103 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 93 LocationsWithAnnotation, 93 PreInvPairs, 359 NumberOfFragments, 1100 HoareAnnotationTreeSize, 93 FomulaSimplifications, 1486736 FormulaSimplificationTreeSizeReduction, 3.0s HoareSimplificationTime, 93 FomulaSimplificationsInter, 192350 FormulaSimplificationTreeSizeReductionInter, 11.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 665 NumberOfCodeBlocks, 665 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 650 ConstructedInterpolants, 0 QuantifiedInterpolants, 57827 SizeOfPredicates, 10 NumberOfNonLiveVariables, 1038 ConjunctsInSsa, 14 ConjunctsInUnsatCore, 15 InterpolantComputations, 13 PerfectInterpolantSequences, 157/163 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...