/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_spec3_product61.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-4f750a8 [2020-12-22 06:55:54,858 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-22 06:55:54,862 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-22 06:55:54,926 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-22 06:55:54,926 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-22 06:55:54,931 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-22 06:55:54,935 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-22 06:55:54,943 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-22 06:55:54,955 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-22 06:55:54,964 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-22 06:55:54,965 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-22 06:55:54,967 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-22 06:55:54,967 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-22 06:55:54,970 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-22 06:55:54,973 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-22 06:55:54,975 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-22 06:55:54,976 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-22 06:55:54,980 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-22 06:55:54,988 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-22 06:55:54,993 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-22 06:55:54,997 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-22 06:55:54,999 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-22 06:55:55,000 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-22 06:55:55,003 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-22 06:55:55,010 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-22 06:55:55,010 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-22 06:55:55,010 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-22 06:55:55,016 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-22 06:55:55,017 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-22 06:55:55,019 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-22 06:55:55,019 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-22 06:55:55,020 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-22 06:55:55,021 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-22 06:55:55,022 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-22 06:55:55,024 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-22 06:55:55,024 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-22 06:55:55,025 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-22 06:55:55,025 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-22 06:55:55,026 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-22 06:55:55,026 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-22 06:55:55,027 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-22 06:55:55,031 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-22 06:55:55,073 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-22 06:55:55,073 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-22 06:55:55,078 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-22 06:55:55,078 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-22 06:55:55,078 INFO L138 SettingsManager]: * Use SBE=true [2020-12-22 06:55:55,079 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-22 06:55:55,079 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-22 06:55:55,079 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-22 06:55:55,079 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-22 06:55:55,079 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-22 06:55:55,081 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-22 06:55:55,081 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-22 06:55:55,081 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-22 06:55:55,081 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-22 06:55:55,082 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-22 06:55:55,082 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-22 06:55:55,082 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-22 06:55:55,082 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 06:55:55,082 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-22 06:55:55,083 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-22 06:55:55,083 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-22 06:55:55,083 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-22 06:55:55,083 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-22 06:55:55,084 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-22 06:55:55,084 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-22 06:55:55,084 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-22 06:55:55,515 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-22 06:55:55,560 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-22 06:55:55,563 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-22 06:55:55,565 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-22 06:55:55,567 INFO L275 PluginConnector]: CDTParser initialized [2020-12-22 06:55:55,570 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec3_product61.cil.c [2020-12-22 06:55:55,660 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7132aee4d/84a4453d7cbb407d9012ecce608eb3fe/FLAG6d7c38a63 [2020-12-22 06:55:56,420 INFO L306 CDTParser]: Found 1 translation units. [2020-12-22 06:55:56,421 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec3_product61.cil.c [2020-12-22 06:55:56,437 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7132aee4d/84a4453d7cbb407d9012ecce608eb3fe/FLAG6d7c38a63 [2020-12-22 06:55:56,695 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7132aee4d/84a4453d7cbb407d9012ecce608eb3fe [2020-12-22 06:55:56,698 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-22 06:55:56,700 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-22 06:55:56,702 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-22 06:55:56,702 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-22 06:55:56,709 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-22 06:55:56,710 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 06:55:56" (1/1) ... [2020-12-22 06:55:56,712 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d5d7e41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:56, skipping insertion in model container [2020-12-22 06:55:56,712 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 06:55:56" (1/1) ... [2020-12-22 06:55:56,721 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-22 06:55:56,793 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-22 06:55:57,017 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_spec3_product61.cil.c[7057,7070] [2020-12-22 06:55:57,162 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 06:55:57,177 INFO L203 MainTranslator]: Completed pre-run [2020-12-22 06:55:57,243 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_spec3_product61.cil.c[7057,7070] [2020-12-22 06:55:57,314 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 06:55:57,357 INFO L208 MainTranslator]: Completed translation [2020-12-22 06:55:57,358 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:57 WrapperNode [2020-12-22 06:55:57,358 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-22 06:55:57,360 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-22 06:55:57,360 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-22 06:55:57,360 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-22 06:55:57,371 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:57" (1/1) ... [2020-12-22 06:55:57,391 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:57" (1/1) ... [2020-12-22 06:55:57,461 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-22 06:55:57,462 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-22 06:55:57,462 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-22 06:55:57,462 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-22 06:55:57,473 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:57" (1/1) ... [2020-12-22 06:55:57,473 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:57" (1/1) ... [2020-12-22 06:55:57,526 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:57" (1/1) ... [2020-12-22 06:55:57,526 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:57" (1/1) ... [2020-12-22 06:55:57,570 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:57" (1/1) ... [2020-12-22 06:55:57,597 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:57" (1/1) ... [2020-12-22 06:55:57,611 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:57" (1/1) ... [2020-12-22 06:55:57,630 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-22 06:55:57,631 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-22 06:55:57,631 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-22 06:55:57,632 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-22 06:55:57,633 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:57" (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 06:55:57,771 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-22 06:55:57,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-22 06:55:57,772 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-22 06:55:57,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-22 06:55:59,145 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-22 06:55:59,145 INFO L299 CfgBuilder]: Removed 354 assume(true) statements. [2020-12-22 06:55:59,149 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:55:59 BoogieIcfgContainer [2020-12-22 06:55:59,150 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-22 06:55:59,153 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-22 06:55:59,154 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-22 06:55:59,157 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-22 06:55:59,160 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 06:55:56" (1/3) ... [2020-12-22 06:55:59,161 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63171c06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 06:55:59, skipping insertion in model container [2020-12-22 06:55:59,161 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:57" (2/3) ... [2020-12-22 06:55:59,162 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63171c06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 06:55:59, skipping insertion in model container [2020-12-22 06:55:59,162 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:55:59" (3/3) ... [2020-12-22 06:55:59,164 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product61.cil.c [2020-12-22 06:55:59,171 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-22 06:55:59,177 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-12-22 06:55:59,197 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-12-22 06:55:59,229 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-22 06:55:59,230 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-22 06:55:59,230 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-22 06:55:59,230 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-22 06:55:59,230 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-22 06:55:59,230 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-22 06:55:59,230 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-22 06:55:59,231 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-22 06:55:59,251 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states. [2020-12-22 06:55:59,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-22 06:55:59,259 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:55:59,260 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 06:55:59,261 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:55:59,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:55:59,267 INFO L82 PathProgramCache]: Analyzing trace with hash 1389216571, now seen corresponding path program 1 times [2020-12-22 06:55:59,278 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:55:59,279 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1932926435] [2020-12-22 06:55:59,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:55:59,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:55:59,562 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 06:55:59,563 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1932926435] [2020-12-22 06:55:59,564 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:55:59,564 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 06:55:59,565 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1108767319] [2020-12-22 06:55:59,571 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-22 06:55:59,571 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:55:59,587 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-22 06:55:59,588 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-22 06:55:59,591 INFO L87 Difference]: Start difference. First operand 231 states. Second operand 2 states. [2020-12-22 06:55:59,646 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:55:59,646 INFO L93 Difference]: Finished difference Result 456 states and 683 transitions. [2020-12-22 06:55:59,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-22 06:55:59,648 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2020-12-22 06:55:59,648 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:55:59,664 INFO L225 Difference]: With dead ends: 456 [2020-12-22 06:55:59,664 INFO L226 Difference]: Without dead ends: 227 [2020-12-22 06:55:59,669 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 06:55:59,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states. [2020-12-22 06:55:59,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 227. [2020-12-22 06:55:59,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 227 states. [2020-12-22 06:55:59,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 333 transitions. [2020-12-22 06:55:59,738 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 333 transitions. Word has length 18 [2020-12-22 06:55:59,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:55:59,739 INFO L481 AbstractCegarLoop]: Abstraction has 227 states and 333 transitions. [2020-12-22 06:55:59,739 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-22 06:55:59,739 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 333 transitions. [2020-12-22 06:55:59,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-12-22 06:55:59,741 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:55:59,741 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 06:55:59,741 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-22 06:55:59,742 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:55:59,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:55:59,743 INFO L82 PathProgramCache]: Analyzing trace with hash 478185818, now seen corresponding path program 1 times [2020-12-22 06:55:59,743 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:55:59,743 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [726446798] [2020-12-22 06:55:59,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:55:59,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:55:59,966 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 06:55:59,966 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [726446798] [2020-12-22 06:55:59,967 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:55:59,967 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 06:55:59,968 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1735570661] [2020-12-22 06:55:59,970 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:55:59,970 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:55:59,971 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:55:59,971 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:55:59,971 INFO L87 Difference]: Start difference. First operand 227 states and 333 transitions. Second operand 3 states. [2020-12-22 06:56:00,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:56:00,012 INFO L93 Difference]: Finished difference Result 227 states and 333 transitions. [2020-12-22 06:56:00,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:56:00,016 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-12-22 06:56:00,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:56:00,017 INFO L225 Difference]: With dead ends: 227 [2020-12-22 06:56:00,017 INFO L226 Difference]: Without dead ends: 85 [2020-12-22 06:56:00,022 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 06:56:00,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2020-12-22 06:56:00,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2020-12-22 06:56:00,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2020-12-22 06:56:00,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 124 transitions. [2020-12-22 06:56:00,041 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 124 transitions. Word has length 19 [2020-12-22 06:56:00,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:56:00,041 INFO L481 AbstractCegarLoop]: Abstraction has 85 states and 124 transitions. [2020-12-22 06:56:00,042 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:56:00,042 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 124 transitions. [2020-12-22 06:56:00,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-22 06:56:00,044 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:56:00,044 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 06:56:00,045 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-22 06:56:00,045 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:56:00,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:56:00,049 INFO L82 PathProgramCache]: Analyzing trace with hash 1017898692, now seen corresponding path program 1 times [2020-12-22 06:56:00,049 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:56:00,049 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [606963528] [2020-12-22 06:56:00,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:56:00,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:56:00,200 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 06:56:00,200 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [606963528] [2020-12-22 06:56:00,200 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:56:00,201 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 06:56:00,201 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [280100282] [2020-12-22 06:56:00,202 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:56:00,202 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:56:00,203 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:56:00,208 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:56:00,208 INFO L87 Difference]: Start difference. First operand 85 states and 124 transitions. Second operand 3 states. [2020-12-22 06:56:00,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:56:00,226 INFO L93 Difference]: Finished difference Result 164 states and 242 transitions. [2020-12-22 06:56:00,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:56:00,228 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2020-12-22 06:56:00,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:56:00,229 INFO L225 Difference]: With dead ends: 164 [2020-12-22 06:56:00,229 INFO L226 Difference]: Without dead ends: 85 [2020-12-22 06:56:00,230 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 06:56:00,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2020-12-22 06:56:00,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2020-12-22 06:56:00,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2020-12-22 06:56:00,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 123 transitions. [2020-12-22 06:56:00,250 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 123 transitions. Word has length 24 [2020-12-22 06:56:00,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:56:00,250 INFO L481 AbstractCegarLoop]: Abstraction has 85 states and 123 transitions. [2020-12-22 06:56:00,250 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:56:00,251 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 123 transitions. [2020-12-22 06:56:00,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-12-22 06:56:00,253 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:56:00,253 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 06:56:00,254 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-22 06:56:00,254 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:56:00,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:56:00,255 INFO L82 PathProgramCache]: Analyzing trace with hash 1367117657, now seen corresponding path program 1 times [2020-12-22 06:56:00,256 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:56:00,257 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [502077095] [2020-12-22 06:56:00,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:56:00,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:56:00,353 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 06:56:00,353 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [502077095] [2020-12-22 06:56:00,354 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:56:00,354 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 06:56:00,355 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1012573447] [2020-12-22 06:56:00,355 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:56:00,356 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:56:00,357 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:56:00,357 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:56:00,360 INFO L87 Difference]: Start difference. First operand 85 states and 123 transitions. Second operand 3 states. [2020-12-22 06:56:00,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:56:00,415 INFO L93 Difference]: Finished difference Result 172 states and 251 transitions. [2020-12-22 06:56:00,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:56:00,416 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2020-12-22 06:56:00,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:56:00,417 INFO L225 Difference]: With dead ends: 172 [2020-12-22 06:56:00,417 INFO L226 Difference]: Without dead ends: 93 [2020-12-22 06:56:00,418 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 06:56:00,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2020-12-22 06:56:00,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 91. [2020-12-22 06:56:00,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91 states. [2020-12-22 06:56:00,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 128 transitions. [2020-12-22 06:56:00,426 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 128 transitions. Word has length 27 [2020-12-22 06:56:00,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:56:00,427 INFO L481 AbstractCegarLoop]: Abstraction has 91 states and 128 transitions. [2020-12-22 06:56:00,427 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:56:00,427 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 128 transitions. [2020-12-22 06:56:00,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-12-22 06:56:00,428 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:56:00,428 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] [2020-12-22 06:56:00,429 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-22 06:56:00,429 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:56:00,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:56:00,429 INFO L82 PathProgramCache]: Analyzing trace with hash 166613997, now seen corresponding path program 1 times [2020-12-22 06:56:00,430 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:56:00,430 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1146646878] [2020-12-22 06:56:00,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:56:00,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:56:00,526 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 06:56:00,527 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1146646878] [2020-12-22 06:56:00,527 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:56:00,527 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 06:56:00,527 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1038047759] [2020-12-22 06:56:00,528 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:56:00,528 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:56:00,529 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:56:00,530 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:56:00,530 INFO L87 Difference]: Start difference. First operand 91 states and 128 transitions. Second operand 5 states. [2020-12-22 06:56:00,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:56:00,693 INFO L93 Difference]: Finished difference Result 444 states and 640 transitions. [2020-12-22 06:56:00,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-22 06:56:00,694 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2020-12-22 06:56:00,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:56:00,697 INFO L225 Difference]: With dead ends: 444 [2020-12-22 06:56:00,697 INFO L226 Difference]: Without dead ends: 359 [2020-12-22 06:56:00,698 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-12-22 06:56:00,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 359 states. [2020-12-22 06:56:00,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 359 to 139. [2020-12-22 06:56:00,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 139 states. [2020-12-22 06:56:00,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 192 transitions. [2020-12-22 06:56:00,717 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 192 transitions. Word has length 33 [2020-12-22 06:56:00,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:56:00,717 INFO L481 AbstractCegarLoop]: Abstraction has 139 states and 192 transitions. [2020-12-22 06:56:00,717 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:56:00,717 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 192 transitions. [2020-12-22 06:56:00,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-12-22 06:56:00,719 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:56:00,719 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] [2020-12-22 06:56:00,719 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-22 06:56:00,719 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:56:00,720 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:56:00,720 INFO L82 PathProgramCache]: Analyzing trace with hash 1323909935, now seen corresponding path program 1 times [2020-12-22 06:56:00,720 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:56:00,721 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2087771118] [2020-12-22 06:56:00,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:56:00,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:56:00,823 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 06:56:00,824 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2087771118] [2020-12-22 06:56:00,824 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:56:00,824 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 06:56:00,824 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [958570866] [2020-12-22 06:56:00,825 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-22 06:56:00,827 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:56:00,828 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-22 06:56:00,828 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-22 06:56:00,828 INFO L87 Difference]: Start difference. First operand 139 states and 192 transitions. Second operand 4 states. [2020-12-22 06:56:00,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:56:00,958 INFO L93 Difference]: Finished difference Result 294 states and 413 transitions. [2020-12-22 06:56:00,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-22 06:56:00,959 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 34 [2020-12-22 06:56:00,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:56:00,961 INFO L225 Difference]: With dead ends: 294 [2020-12-22 06:56:00,961 INFO L226 Difference]: Without dead ends: 209 [2020-12-22 06:56:00,962 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-22 06:56:00,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2020-12-22 06:56:00,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 206. [2020-12-22 06:56:00,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 206 states. [2020-12-22 06:56:00,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 206 states and 285 transitions. [2020-12-22 06:56:00,980 INFO L78 Accepts]: Start accepts. Automaton has 206 states and 285 transitions. Word has length 34 [2020-12-22 06:56:00,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:56:00,980 INFO L481 AbstractCegarLoop]: Abstraction has 206 states and 285 transitions. [2020-12-22 06:56:00,981 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-22 06:56:00,981 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 285 transitions. [2020-12-22 06:56:00,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-12-22 06:56:00,982 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:56:00,982 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] [2020-12-22 06:56:00,982 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-22 06:56:00,983 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:56:00,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:56:00,983 INFO L82 PathProgramCache]: Analyzing trace with hash 312792685, now seen corresponding path program 1 times [2020-12-22 06:56:00,984 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:56:00,984 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1707768071] [2020-12-22 06:56:00,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:56:01,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:56:01,034 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 06:56:01,035 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1707768071] [2020-12-22 06:56:01,035 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:56:01,035 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 06:56:01,036 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [622786679] [2020-12-22 06:56:01,036 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-22 06:56:01,036 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:56:01,037 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-22 06:56:01,037 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-22 06:56:01,037 INFO L87 Difference]: Start difference. First operand 206 states and 285 transitions. Second operand 4 states. [2020-12-22 06:56:01,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:56:01,120 INFO L93 Difference]: Finished difference Result 575 states and 806 transitions. [2020-12-22 06:56:01,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-22 06:56:01,121 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 34 [2020-12-22 06:56:01,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:56:01,124 INFO L225 Difference]: With dead ends: 575 [2020-12-22 06:56:01,124 INFO L226 Difference]: Without dead ends: 422 [2020-12-22 06:56:01,125 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 06:56:01,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 422 states. [2020-12-22 06:56:01,143 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 422 to 206. [2020-12-22 06:56:01,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 206 states. [2020-12-22 06:56:01,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 206 states and 282 transitions. [2020-12-22 06:56:01,144 INFO L78 Accepts]: Start accepts. Automaton has 206 states and 282 transitions. Word has length 34 [2020-12-22 06:56:01,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:56:01,145 INFO L481 AbstractCegarLoop]: Abstraction has 206 states and 282 transitions. [2020-12-22 06:56:01,145 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-22 06:56:01,145 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 282 transitions. [2020-12-22 06:56:01,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-12-22 06:56:01,147 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:56:01,147 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] [2020-12-22 06:56:01,147 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-22 06:56:01,147 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:56:01,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:56:01,148 INFO L82 PathProgramCache]: Analyzing trace with hash 570958123, now seen corresponding path program 1 times [2020-12-22 06:56:01,148 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:56:01,148 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1888910910] [2020-12-22 06:56:01,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:56:01,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:56:01,203 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 06:56:01,203 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1888910910] [2020-12-22 06:56:01,204 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:56:01,204 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-22 06:56:01,204 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1010250965] [2020-12-22 06:56:01,205 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:56:01,205 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:56:01,205 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:56:01,206 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:56:01,206 INFO L87 Difference]: Start difference. First operand 206 states and 282 transitions. Second operand 5 states. [2020-12-22 06:56:01,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:56:01,324 INFO L93 Difference]: Finished difference Result 618 states and 858 transitions. [2020-12-22 06:56:01,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-22 06:56:01,324 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2020-12-22 06:56:01,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:56:01,327 INFO L225 Difference]: With dead ends: 618 [2020-12-22 06:56:01,328 INFO L226 Difference]: Without dead ends: 418 [2020-12-22 06:56:01,328 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 06:56:01,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 418 states. [2020-12-22 06:56:01,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 418 to 218. [2020-12-22 06:56:01,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 218 states. [2020-12-22 06:56:01,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 218 states and 291 transitions. [2020-12-22 06:56:01,351 INFO L78 Accepts]: Start accepts. Automaton has 218 states and 291 transitions. Word has length 34 [2020-12-22 06:56:01,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:56:01,351 INFO L481 AbstractCegarLoop]: Abstraction has 218 states and 291 transitions. [2020-12-22 06:56:01,351 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:56:01,352 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 291 transitions. [2020-12-22 06:56:01,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-12-22 06:56:01,353 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:56:01,353 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 06:56:01,353 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-22 06:56:01,354 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:56:01,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:56:01,354 INFO L82 PathProgramCache]: Analyzing trace with hash -598753245, now seen corresponding path program 1 times [2020-12-22 06:56:01,354 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:56:01,355 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [860260737] [2020-12-22 06:56:01,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:56:01,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:56:01,426 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 06:56:01,427 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [860260737] [2020-12-22 06:56:01,427 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:56:01,427 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-22 06:56:01,428 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1826205820] [2020-12-22 06:56:01,428 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-22 06:56:01,428 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:56:01,429 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-22 06:56:01,429 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-12-22 06:56:01,429 INFO L87 Difference]: Start difference. First operand 218 states and 291 transitions. Second operand 6 states. [2020-12-22 06:56:01,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:56:01,771 INFO L93 Difference]: Finished difference Result 1297 states and 1697 transitions. [2020-12-22 06:56:01,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-12-22 06:56:01,772 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 37 [2020-12-22 06:56:01,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:56:01,778 INFO L225 Difference]: With dead ends: 1297 [2020-12-22 06:56:01,778 INFO L226 Difference]: Without dead ends: 1085 [2020-12-22 06:56:01,779 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=67, Invalid=143, Unknown=0, NotChecked=0, Total=210 [2020-12-22 06:56:01,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1085 states. [2020-12-22 06:56:01,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1085 to 416. [2020-12-22 06:56:01,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 416 states. [2020-12-22 06:56:01,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 416 states and 546 transitions. [2020-12-22 06:56:01,831 INFO L78 Accepts]: Start accepts. Automaton has 416 states and 546 transitions. Word has length 37 [2020-12-22 06:56:01,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:56:01,831 INFO L481 AbstractCegarLoop]: Abstraction has 416 states and 546 transitions. [2020-12-22 06:56:01,831 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-22 06:56:01,831 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 546 transitions. [2020-12-22 06:56:01,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-12-22 06:56:01,833 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:56:01,833 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 06:56:01,833 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-12-22 06:56:01,833 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:56:01,834 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:56:01,834 INFO L82 PathProgramCache]: Analyzing trace with hash 81305125, now seen corresponding path program 1 times [2020-12-22 06:56:01,834 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:56:01,834 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1747903051] [2020-12-22 06:56:01,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:56:01,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:56:01,905 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 06:56:01,906 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1747903051] [2020-12-22 06:56:01,906 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:56:01,906 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-12-22 06:56:01,906 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1924248772] [2020-12-22 06:56:01,907 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-22 06:56:01,907 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:56:01,908 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-22 06:56:01,908 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-12-22 06:56:01,908 INFO L87 Difference]: Start difference. First operand 416 states and 546 transitions. Second operand 6 states. [2020-12-22 06:56:02,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:56:02,217 INFO L93 Difference]: Finished difference Result 1144 states and 1532 transitions. [2020-12-22 06:56:02,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-12-22 06:56:02,218 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 37 [2020-12-22 06:56:02,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:56:02,222 INFO L225 Difference]: With dead ends: 1144 [2020-12-22 06:56:02,222 INFO L226 Difference]: Without dead ends: 734 [2020-12-22 06:56:02,224 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2020-12-22 06:56:02,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 734 states. [2020-12-22 06:56:02,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 734 to 320. [2020-12-22 06:56:02,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 320 states. [2020-12-22 06:56:02,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 411 transitions. [2020-12-22 06:56:02,286 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 411 transitions. Word has length 37 [2020-12-22 06:56:02,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:56:02,286 INFO L481 AbstractCegarLoop]: Abstraction has 320 states and 411 transitions. [2020-12-22 06:56:02,286 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-22 06:56:02,286 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 411 transitions. [2020-12-22 06:56:02,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-12-22 06:56:02,287 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:56:02,288 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 06:56:02,288 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-12-22 06:56:02,288 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:56:02,288 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:56:02,289 INFO L82 PathProgramCache]: Analyzing trace with hash 1988742173, now seen corresponding path program 1 times [2020-12-22 06:56:02,289 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:56:02,289 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [510909263] [2020-12-22 06:56:02,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:56:02,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:56:02,348 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 06:56:02,348 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [510909263] [2020-12-22 06:56:02,348 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:56:02,349 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-22 06:56:02,349 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1150549003] [2020-12-22 06:56:02,349 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:56:02,349 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:56:02,350 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:56:02,350 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:56:02,350 INFO L87 Difference]: Start difference. First operand 320 states and 411 transitions. Second operand 5 states. [2020-12-22 06:56:02,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:56:02,540 INFO L93 Difference]: Finished difference Result 786 states and 1003 transitions. [2020-12-22 06:56:02,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-22 06:56:02,540 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 38 [2020-12-22 06:56:02,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:56:02,543 INFO L225 Difference]: With dead ends: 786 [2020-12-22 06:56:02,543 INFO L226 Difference]: Without dead ends: 472 [2020-12-22 06:56:02,544 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-12-22 06:56:02,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 472 states. [2020-12-22 06:56:02,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 472 to 300. [2020-12-22 06:56:02,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 300 states. [2020-12-22 06:56:02,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 300 states and 374 transitions. [2020-12-22 06:56:02,582 INFO L78 Accepts]: Start accepts. Automaton has 300 states and 374 transitions. Word has length 38 [2020-12-22 06:56:02,582 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:56:02,583 INFO L481 AbstractCegarLoop]: Abstraction has 300 states and 374 transitions. [2020-12-22 06:56:02,583 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:56:02,583 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 374 transitions. [2020-12-22 06:56:02,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-12-22 06:56:02,584 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:56:02,584 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] [2020-12-22 06:56:02,584 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-12-22 06:56:02,584 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:56:02,585 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:56:02,585 INFO L82 PathProgramCache]: Analyzing trace with hash 756271311, now seen corresponding path program 1 times [2020-12-22 06:56:02,585 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:56:02,585 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [73837088] [2020-12-22 06:56:02,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:56:02,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:56:02,645 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-22 06:56:02,646 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [73837088] [2020-12-22 06:56:02,646 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:56:02,646 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-22 06:56:02,646 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1051331675] [2020-12-22 06:56:02,647 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:56:02,647 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:56:02,647 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:56:02,648 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:56:02,648 INFO L87 Difference]: Start difference. First operand 300 states and 374 transitions. Second operand 5 states. [2020-12-22 06:56:02,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:56:02,734 INFO L93 Difference]: Finished difference Result 695 states and 869 transitions. [2020-12-22 06:56:02,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-22 06:56:02,735 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 54 [2020-12-22 06:56:02,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:56:02,738 INFO L225 Difference]: With dead ends: 695 [2020-12-22 06:56:02,738 INFO L226 Difference]: Without dead ends: 401 [2020-12-22 06:56:02,739 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 06:56:02,739 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 401 states. [2020-12-22 06:56:02,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 401 to 300. [2020-12-22 06:56:02,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 300 states. [2020-12-22 06:56:02,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 300 states and 370 transitions. [2020-12-22 06:56:02,773 INFO L78 Accepts]: Start accepts. Automaton has 300 states and 370 transitions. Word has length 54 [2020-12-22 06:56:02,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:56:02,775 INFO L481 AbstractCegarLoop]: Abstraction has 300 states and 370 transitions. [2020-12-22 06:56:02,775 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:56:02,775 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 370 transitions. [2020-12-22 06:56:02,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-12-22 06:56:02,776 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:56:02,776 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] [2020-12-22 06:56:02,776 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-12-22 06:56:02,776 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:56:02,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:56:02,777 INFO L82 PathProgramCache]: Analyzing trace with hash 683884753, now seen corresponding path program 1 times [2020-12-22 06:56:02,777 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:56:02,777 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1165921944] [2020-12-22 06:56:02,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:56:02,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:56:02,896 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-22 06:56:02,897 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1165921944] [2020-12-22 06:56:02,897 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:56:02,897 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-22 06:56:02,897 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [468980967] [2020-12-22 06:56:02,898 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:56:02,898 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:56:02,899 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:56:02,899 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:56:02,899 INFO L87 Difference]: Start difference. First operand 300 states and 370 transitions. Second operand 5 states. [2020-12-22 06:56:02,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:56:02,979 INFO L93 Difference]: Finished difference Result 642 states and 801 transitions. [2020-12-22 06:56:02,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-22 06:56:02,980 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 54 [2020-12-22 06:56:02,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:56:02,982 INFO L225 Difference]: With dead ends: 642 [2020-12-22 06:56:02,982 INFO L226 Difference]: Without dead ends: 348 [2020-12-22 06:56:02,987 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 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 06:56:02,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 348 states. [2020-12-22 06:56:03,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 348 to 258. [2020-12-22 06:56:03,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 258 states. [2020-12-22 06:56:03,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 319 transitions. [2020-12-22 06:56:03,022 INFO L78 Accepts]: Start accepts. Automaton has 258 states and 319 transitions. Word has length 54 [2020-12-22 06:56:03,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:56:03,024 INFO L481 AbstractCegarLoop]: Abstraction has 258 states and 319 transitions. [2020-12-22 06:56:03,024 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:56:03,025 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 319 transitions. [2020-12-22 06:56:03,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-12-22 06:56:03,026 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:56:03,026 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-12-22 06:56:03,027 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-12-22 06:56:03,027 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:56:03,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:56:03,028 INFO L82 PathProgramCache]: Analyzing trace with hash -110145967, now seen corresponding path program 1 times [2020-12-22 06:56:03,028 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:56:03,028 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [259599826] [2020-12-22 06:56:03,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:56:03,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:56:03,092 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 06:56:03,093 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [259599826] [2020-12-22 06:56:03,093 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:56:03,093 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 06:56:03,093 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [407029429] [2020-12-22 06:56:03,094 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:56:03,094 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:56:03,095 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:56:03,095 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:56:03,095 INFO L87 Difference]: Start difference. First operand 258 states and 319 transitions. Second operand 5 states. [2020-12-22 06:56:03,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:56:03,236 INFO L93 Difference]: Finished difference Result 666 states and 822 transitions. [2020-12-22 06:56:03,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-22 06:56:03,237 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 55 [2020-12-22 06:56:03,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:56:03,239 INFO L225 Difference]: With dead ends: 666 [2020-12-22 06:56:03,239 INFO L226 Difference]: Without dead ends: 414 [2020-12-22 06:56:03,240 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-12-22 06:56:03,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 414 states. [2020-12-22 06:56:03,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 414 to 258. [2020-12-22 06:56:03,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 258 states. [2020-12-22 06:56:03,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 315 transitions. [2020-12-22 06:56:03,273 INFO L78 Accepts]: Start accepts. Automaton has 258 states and 315 transitions. Word has length 55 [2020-12-22 06:56:03,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:56:03,274 INFO L481 AbstractCegarLoop]: Abstraction has 258 states and 315 transitions. [2020-12-22 06:56:03,274 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:56:03,274 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 315 transitions. [2020-12-22 06:56:03,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-12-22 06:56:03,275 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:56:03,275 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] [2020-12-22 06:56:03,275 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-12-22 06:56:03,275 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:56:03,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:56:03,276 INFO L82 PathProgramCache]: Analyzing trace with hash -1677058370, now seen corresponding path program 1 times [2020-12-22 06:56:03,276 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:56:03,276 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [738499602] [2020-12-22 06:56:03,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:56:03,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:56:03,344 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-12-22 06:56:03,344 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [738499602] [2020-12-22 06:56:03,344 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:56:03,344 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-22 06:56:03,345 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1097946816] [2020-12-22 06:56:03,345 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-22 06:56:03,345 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:56:03,346 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-22 06:56:03,346 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-12-22 06:56:03,346 INFO L87 Difference]: Start difference. First operand 258 states and 315 transitions. Second operand 6 states. [2020-12-22 06:56:03,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:56:03,621 INFO L93 Difference]: Finished difference Result 833 states and 1030 transitions. [2020-12-22 06:56:03,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-12-22 06:56:03,622 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 57 [2020-12-22 06:56:03,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:56:03,625 INFO L225 Difference]: With dead ends: 833 [2020-12-22 06:56:03,625 INFO L226 Difference]: Without dead ends: 633 [2020-12-22 06:56:03,626 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2020-12-22 06:56:03,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 633 states. [2020-12-22 06:56:03,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 633 to 258. [2020-12-22 06:56:03,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 258 states. [2020-12-22 06:56:03,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 314 transitions. [2020-12-22 06:56:03,662 INFO L78 Accepts]: Start accepts. Automaton has 258 states and 314 transitions. Word has length 57 [2020-12-22 06:56:03,662 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:56:03,662 INFO L481 AbstractCegarLoop]: Abstraction has 258 states and 314 transitions. [2020-12-22 06:56:03,662 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-22 06:56:03,662 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 314 transitions. [2020-12-22 06:56:03,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-12-22 06:56:03,663 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:56:03,663 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] [2020-12-22 06:56:03,663 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-12-22 06:56:03,664 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:56:03,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:56:03,664 INFO L82 PathProgramCache]: Analyzing trace with hash 902631818, now seen corresponding path program 1 times [2020-12-22 06:56:03,664 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:56:03,665 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1763828752] [2020-12-22 06:56:03,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:56:03,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:56:03,726 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-12-22 06:56:03,727 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1763828752] [2020-12-22 06:56:03,727 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:56:03,727 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-22 06:56:03,727 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1220920255] [2020-12-22 06:56:03,728 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:56:03,728 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:56:03,728 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:56:03,729 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:56:03,729 INFO L87 Difference]: Start difference. First operand 258 states and 314 transitions. Second operand 5 states. [2020-12-22 06:56:03,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:56:03,842 INFO L93 Difference]: Finished difference Result 782 states and 970 transitions. [2020-12-22 06:56:03,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-22 06:56:03,843 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 63 [2020-12-22 06:56:03,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:56:03,846 INFO L225 Difference]: With dead ends: 782 [2020-12-22 06:56:03,846 INFO L226 Difference]: Without dead ends: 582 [2020-12-22 06:56:03,847 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 06:56:03,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 582 states. [2020-12-22 06:56:03,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 582 to 264. [2020-12-22 06:56:03,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 264 states. [2020-12-22 06:56:03,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 264 states and 320 transitions. [2020-12-22 06:56:03,883 INFO L78 Accepts]: Start accepts. Automaton has 264 states and 320 transitions. Word has length 63 [2020-12-22 06:56:03,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:56:03,883 INFO L481 AbstractCegarLoop]: Abstraction has 264 states and 320 transitions. [2020-12-22 06:56:03,883 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:56:03,884 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 320 transitions. [2020-12-22 06:56:03,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-12-22 06:56:03,884 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:56:03,885 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] [2020-12-22 06:56:03,885 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-12-22 06:56:03,885 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:56:03,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:56:03,885 INFO L82 PathProgramCache]: Analyzing trace with hash 1160797256, now seen corresponding path program 1 times [2020-12-22 06:56:03,886 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:56:03,886 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1219156928] [2020-12-22 06:56:03,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:56:03,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:56:03,975 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-12-22 06:56:03,976 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1219156928] [2020-12-22 06:56:03,976 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [372183112] [2020-12-22 06:56:03,976 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 06:56:04,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:56:04,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 478 conjuncts, 7 conjunts are in the unsatisfiable core [2020-12-22 06:56:04,170 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 06:56:04,338 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-12-22 06:56:04,339 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 06:56:04,339 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 6 [2020-12-22 06:56:04,339 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [617602885] [2020-12-22 06:56:04,340 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-22 06:56:04,340 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:56:04,340 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-22 06:56:04,341 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-12-22 06:56:04,341 INFO L87 Difference]: Start difference. First operand 264 states and 320 transitions. Second operand 7 states. [2020-12-22 06:56:04,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:56:04,677 INFO L93 Difference]: Finished difference Result 923 states and 1140 transitions. [2020-12-22 06:56:04,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-12-22 06:56:04,678 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 63 [2020-12-22 06:56:04,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:56:04,678 INFO L225 Difference]: With dead ends: 923 [2020-12-22 06:56:04,678 INFO L226 Difference]: Without dead ends: 0 [2020-12-22 06:56:04,680 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=59, Invalid=97, Unknown=0, NotChecked=0, Total=156 [2020-12-22 06:56:04,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-22 06:56:04,680 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-22 06:56:04,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-22 06:56:04,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-22 06:56:04,680 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2020-12-22 06:56:04,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:56:04,680 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-22 06:56:04,681 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-12-22 06:56:04,681 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-22 06:56:04,681 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-22 06:56:04,894 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2020-12-22 06:56:04,897 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-22 06:56:05,647 WARN L197 SmtUtils]: Spent 736.00 ms on a formula simplification. DAG size of input: 280 DAG size of output: 211 [2020-12-22 06:56:05,973 WARN L197 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 148 [2020-12-22 06:56:07,249 WARN L197 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 406 DAG size of output: 309 [2020-12-22 06:56:07,558 WARN L197 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 145 [2020-12-22 06:56:07,815 WARN L197 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 138 [2020-12-22 06:56:08,502 WARN L197 SmtUtils]: Spent 684.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 258 [2020-12-22 06:56:08,908 WARN L197 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 283 DAG size of output: 220 [2020-12-22 06:56:09,251 WARN L197 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 128 [2020-12-22 06:56:11,190 WARN L197 SmtUtils]: Spent 1.93 s on a formula simplification. DAG size of input: 204 DAG size of output: 59 [2020-12-22 06:56:12,368 WARN L197 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 138 DAG size of output: 62 [2020-12-22 06:56:12,514 WARN L197 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 23 [2020-12-22 06:56:15,366 WARN L197 SmtUtils]: Spent 2.83 s on a formula simplification. DAG size of input: 301 DAG size of output: 49 [2020-12-22 06:56:16,317 WARN L197 SmtUtils]: Spent 888.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 40 [2020-12-22 06:56:17,100 WARN L197 SmtUtils]: Spent 762.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 33 [2020-12-22 06:56:19,289 WARN L197 SmtUtils]: Spent 2.18 s on a formula simplification. DAG size of input: 254 DAG size of output: 33 [2020-12-22 06:56:21,250 WARN L197 SmtUtils]: Spent 1.95 s on a formula simplification. DAG size of input: 216 DAG size of output: 62 [2020-12-22 06:56:21,362 WARN L197 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 27 [2020-12-22 06:56:21,562 WARN L197 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 27 [2020-12-22 06:56:21,899 WARN L197 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 49 [2020-12-22 06:56:22,198 WARN L197 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 35 [2020-12-22 06:56:22,476 WARN L197 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 36 [2020-12-22 06:56:23,486 WARN L197 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 117 DAG size of output: 50 [2020-12-22 06:56:23,494 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 469) no Hoare annotation was computed. [2020-12-22 06:56:23,494 INFO L185 CegarLoopUtils]: At program point L102(lines 55 103) the Hoare annotation is: false [2020-12-22 06:56:23,494 INFO L189 CegarLoopUtils]: For program point L368(lines 368 372) no Hoare annotation was computed. [2020-12-22 06:56:23,494 INFO L189 CegarLoopUtils]: For program point L368-3(lines 368 372) no Hoare annotation was computed. [2020-12-22 06:56:23,495 INFO L189 CegarLoopUtils]: For program point L368-6(lines 368 372) no Hoare annotation was computed. [2020-12-22 06:56:23,495 INFO L192 CegarLoopUtils]: At program point L568(lines 549 571) the Hoare annotation is: true [2020-12-22 06:56:23,495 INFO L185 CegarLoopUtils]: At program point L437(lines 432 440) the Hoare annotation is: (let ((.cse1 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse2 (= ULTIMATE.start_activatePump_~tmp~4 0)) (.cse0 (<= ~waterLevel~0 1)) (.cse3 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~8 0)) (.cse6 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse4 (= 1 ~systemActive~0)) (.cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse9 (= ~pumpRunning~0 0)) (.cse8 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (= ULTIMATE.start_processEnvironment_~tmp~3 0) .cse5 .cse6 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~2 0) .cse7 .cse8) (and (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~1 1) .cse4 (= |ULTIMATE.start_isHighWaterLevel_#res| 1) (<= 2 ~waterLevel~0) .cse7 .cse8 (= ULTIMATE.start_isHighWaterLevel_~tmp~5 0) .cse1 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse2 .cse3 (not .cse9) .cse5 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 1) (<= ~waterLevel~0 2)) (and .cse0 .cse3 .cse6 .cse5 .cse4 .cse7 .cse9 .cse8))) [2020-12-22 06:56:23,495 INFO L185 CegarLoopUtils]: At program point L437-1(lines 432 440) the Hoare annotation is: false [2020-12-22 06:56:23,496 INFO L185 CegarLoopUtils]: At program point L437-2(lines 432 440) the Hoare annotation is: false [2020-12-22 06:56:23,496 INFO L185 CegarLoopUtils]: At program point L637(lines 632 640) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-12-22 06:56:23,496 INFO L189 CegarLoopUtils]: For program point L445(lines 445 451) no Hoare annotation was computed. [2020-12-22 06:56:23,496 INFO L189 CegarLoopUtils]: For program point L445-1(lines 445 451) no Hoare annotation was computed. [2020-12-22 06:56:23,496 INFO L189 CegarLoopUtils]: For program point L445-2(lines 445 451) no Hoare annotation was computed. [2020-12-22 06:56:23,496 INFO L189 CegarLoopUtils]: For program point L445-3(lines 445 451) no Hoare annotation was computed. [2020-12-22 06:56:23,496 INFO L189 CegarLoopUtils]: For program point L445-4(lines 445 451) no Hoare annotation was computed. [2020-12-22 06:56:23,497 INFO L189 CegarLoopUtils]: For program point L445-5(lines 445 451) no Hoare annotation was computed. [2020-12-22 06:56:23,497 INFO L189 CegarLoopUtils]: For program point L445-6(lines 445 451) no Hoare annotation was computed. [2020-12-22 06:56:23,497 INFO L189 CegarLoopUtils]: For program point L445-7(lines 445 451) no Hoare annotation was computed. [2020-12-22 06:56:23,497 INFO L189 CegarLoopUtils]: For program point L445-8(lines 445 451) no Hoare annotation was computed. [2020-12-22 06:56:23,497 INFO L189 CegarLoopUtils]: For program point L445-9(lines 445 451) no Hoare annotation was computed. [2020-12-22 06:56:23,497 INFO L189 CegarLoopUtils]: For program point L445-10(lines 445 451) no Hoare annotation was computed. [2020-12-22 06:56:23,497 INFO L189 CegarLoopUtils]: For program point L445-11(lines 445 451) no Hoare annotation was computed. [2020-12-22 06:56:23,497 INFO L189 CegarLoopUtils]: For program point L380(lines 380 384) no Hoare annotation was computed. [2020-12-22 06:56:23,497 INFO L189 CegarLoopUtils]: For program point L248(lines 248 254) no Hoare annotation was computed. [2020-12-22 06:56:23,497 INFO L189 CegarLoopUtils]: For program point L248-2(lines 248 254) no Hoare annotation was computed. [2020-12-22 06:56:23,498 INFO L189 CegarLoopUtils]: For program point L248-4(lines 248 254) no Hoare annotation was computed. [2020-12-22 06:56:23,498 INFO L189 CegarLoopUtils]: For program point L248-6(lines 248 254) no Hoare annotation was computed. [2020-12-22 06:56:23,498 INFO L189 CegarLoopUtils]: For program point L248-8(lines 248 254) no Hoare annotation was computed. [2020-12-22 06:56:23,498 INFO L189 CegarLoopUtils]: For program point L248-10(lines 248 254) no Hoare annotation was computed. [2020-12-22 06:56:23,498 INFO L189 CegarLoopUtils]: For program point L248-12(lines 248 254) no Hoare annotation was computed. [2020-12-22 06:56:23,498 INFO L189 CegarLoopUtils]: For program point L248-14(lines 248 254) no Hoare annotation was computed. [2020-12-22 06:56:23,498 INFO L189 CegarLoopUtils]: For program point L248-16(lines 248 254) no Hoare annotation was computed. [2020-12-22 06:56:23,498 INFO L189 CegarLoopUtils]: For program point L248-18(lines 248 254) no Hoare annotation was computed. [2020-12-22 06:56:23,498 INFO L189 CegarLoopUtils]: For program point L248-20(lines 248 254) no Hoare annotation was computed. [2020-12-22 06:56:23,498 INFO L189 CegarLoopUtils]: For program point L248-22(lines 248 254) no Hoare annotation was computed. [2020-12-22 06:56:23,499 INFO L189 CegarLoopUtils]: For program point L582(lines 582 602) no Hoare annotation was computed. [2020-12-22 06:56:23,499 INFO L189 CegarLoopUtils]: For program point L582-2(lines 582 602) no Hoare annotation was computed. [2020-12-22 06:56:23,499 INFO L185 CegarLoopUtils]: At program point L450(lines 441 454) the Hoare annotation is: false [2020-12-22 06:56:23,499 INFO L189 CegarLoopUtils]: For program point L582-4(lines 582 602) no Hoare annotation was computed. [2020-12-22 06:56:23,499 INFO L185 CegarLoopUtils]: At program point L450-1(lines 441 454) the Hoare annotation is: false [2020-12-22 06:56:23,499 INFO L185 CegarLoopUtils]: At program point L450-2(lines 441 454) the Hoare annotation is: false [2020-12-22 06:56:23,499 INFO L185 CegarLoopUtils]: At program point L450-3(lines 441 454) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0))) (let ((.cse3 (<= 2 ~waterLevel~0)) (.cse6 (<= ~waterLevel~0 2)) (.cse7 (= ~methaneLevelCritical~0 1)) (.cse8 (not .cse0)) (.cse9 (<= ~waterLevel~0 1)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse4 (= ~pumpRunning~0 0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse0 .cse1 .cse3 .cse4 .cse5 .cse6) (and .cse8 .cse9 .cse7 .cse1 .cse4 .cse5) (and .cse8 .cse9 .cse1 .cse2 .cse4 .cse5)))) [2020-12-22 06:56:23,500 INFO L185 CegarLoopUtils]: At program point L450-4(lines 441 454) the Hoare annotation is: false [2020-12-22 06:56:23,500 INFO L185 CegarLoopUtils]: At program point L450-5(lines 441 454) the Hoare annotation is: false [2020-12-22 06:56:23,500 INFO L185 CegarLoopUtils]: At program point L450-6(lines 441 454) the Hoare annotation is: false [2020-12-22 06:56:23,500 INFO L185 CegarLoopUtils]: At program point L450-7(lines 441 454) the Hoare annotation is: false [2020-12-22 06:56:23,500 INFO L189 CegarLoopUtils]: For program point L186(lines 186 203) no Hoare annotation was computed. [2020-12-22 06:56:23,500 INFO L185 CegarLoopUtils]: At program point L450-8(lines 441 454) the Hoare annotation is: false [2020-12-22 06:56:23,500 INFO L189 CegarLoopUtils]: For program point L186-1(lines 186 203) no Hoare annotation was computed. [2020-12-22 06:56:23,500 INFO L185 CegarLoopUtils]: At program point L450-9(lines 441 454) the Hoare annotation is: false [2020-12-22 06:56:23,500 INFO L189 CegarLoopUtils]: For program point L186-2(lines 186 203) no Hoare annotation was computed. [2020-12-22 06:56:23,500 INFO L185 CegarLoopUtils]: At program point L450-10(lines 441 454) the Hoare annotation is: false [2020-12-22 06:56:23,500 INFO L189 CegarLoopUtils]: For program point L186-3(lines 186 203) no Hoare annotation was computed. [2020-12-22 06:56:23,500 INFO L185 CegarLoopUtils]: At program point L450-11(lines 441 454) the Hoare annotation is: false [2020-12-22 06:56:23,500 INFO L189 CegarLoopUtils]: For program point L186-4(lines 186 203) no Hoare annotation was computed. [2020-12-22 06:56:23,501 INFO L189 CegarLoopUtils]: For program point L186-5(lines 186 203) no Hoare annotation was computed. [2020-12-22 06:56:23,501 INFO L189 CegarLoopUtils]: For program point L57(lines 56 101) no Hoare annotation was computed. [2020-12-22 06:56:23,501 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-22 06:56:23,501 INFO L189 CegarLoopUtils]: For program point L190(lines 190 198) no Hoare annotation was computed. [2020-12-22 06:56:23,501 INFO L189 CegarLoopUtils]: For program point L190-1(lines 190 198) no Hoare annotation was computed. [2020-12-22 06:56:23,501 INFO L189 CegarLoopUtils]: For program point L190-2(lines 190 198) no Hoare annotation was computed. [2020-12-22 06:56:23,501 INFO L189 CegarLoopUtils]: For program point L190-3(lines 190 198) no Hoare annotation was computed. [2020-12-22 06:56:23,501 INFO L189 CegarLoopUtils]: For program point L58(lines 58 62) no Hoare annotation was computed. [2020-12-22 06:56:23,501 INFO L189 CegarLoopUtils]: For program point L190-4(lines 190 198) no Hoare annotation was computed. [2020-12-22 06:56:23,501 INFO L189 CegarLoopUtils]: For program point L190-5(lines 190 198) no Hoare annotation was computed. [2020-12-22 06:56:23,501 INFO L189 CegarLoopUtils]: For program point L588(lines 588 601) no Hoare annotation was computed. [2020-12-22 06:56:23,501 INFO L185 CegarLoopUtils]: At program point L588-1(lines 1 1006) the Hoare annotation is: (let ((.cse1 (<= ~waterLevel~0 1)) (.cse7 (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~3 1)) (.cse20 (= ULTIMATE.start_processEnvironment_~tmp~3 0)) (.cse9 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse21 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~2 0)) (.cse0 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~8 1)) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse3 (= ~methaneLevelCritical~0 1)) (.cse12 (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~1 1)) (.cse4 (= 1 ~systemActive~0)) (.cse13 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse14 (<= 2 ~waterLevel~0)) (.cse11 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse15 (= ULTIMATE.start_isHighWaterLevel_~tmp~5 0)) (.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse22 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse16 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse17 (= ULTIMATE.start_activatePump_~tmp~4 0)) (.cse8 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~8 0)) (.cse5 (= ~pumpRunning~0 0)) (.cse10 (= ~methaneLevelCritical~0 0)) (.cse18 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 1)) (.cse19 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse1 .cse7 .cse8 .cse9 .cse4 .cse10 .cse11 .cse5 .cse6) (and .cse12 .cse2 .cse3 .cse4 .cse13 .cse14 .cse6 .cse15 .cse0 .cse16 .cse17 .cse18 .cse19) (and .cse1 .cse0 .cse2 .cse3 .cse17 .cse4 .cse20 .cse21 .cse6) (and (= ~waterLevel~0 1) .cse4 .cse10 .cse5 .cse6) (and .cse22 .cse1 .cse7 .cse17 .cse8 .cse4 .cse20 .cse10 .cse9 .cse21 .cse11 .cse6) (and .cse12 .cse0 .cse2 .cse3 .cse16 .cse4 .cse13 .cse5 .cse6 .cse15 .cse18 .cse19) (and .cse12 .cse4 .cse13 .cse14 .cse11 .cse15 .cse6 .cse22 .cse16 .cse17 .cse8 (not .cse5) .cse10 .cse18 .cse19))) [2020-12-22 06:56:23,502 INFO L189 CegarLoopUtils]: For program point L588-2(lines 588 601) no Hoare annotation was computed. [2020-12-22 06:56:23,502 INFO L185 CegarLoopUtils]: At program point L588-3(lines 1 1006) the Hoare annotation is: false [2020-12-22 06:56:23,502 INFO L189 CegarLoopUtils]: For program point L588-4(lines 588 601) no Hoare annotation was computed. [2020-12-22 06:56:23,502 INFO L185 CegarLoopUtils]: At program point L588-5(lines 1 1006) the Hoare annotation is: false [2020-12-22 06:56:23,502 INFO L189 CegarLoopUtils]: For program point L392(lines 392 396) no Hoare annotation was computed. [2020-12-22 06:56:23,502 INFO L185 CegarLoopUtils]: At program point L128(lines 127 146) the Hoare annotation is: (let ((.cse7 (= ~pumpRunning~0 0))) (let ((.cse0 (<= ~waterLevel~0 1)) (.cse1 (= ULTIMATE.start_activatePump_~tmp~4 0)) (.cse2 (not .cse7)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse6 (= ~methaneLevelCritical~0 1)) (.cse3 (= 1 ~systemActive~0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse8 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse1 .cse2 .cse3 .cse5) (and .cse3 .cse4 .cse7 .cse5 .cse8) (and .cse6 .cse3 .cse7 .cse5 .cse8)))) [2020-12-22 06:56:23,502 INFO L189 CegarLoopUtils]: For program point L128-1(lines 128 134) no Hoare annotation was computed. [2020-12-22 06:56:23,502 INFO L185 CegarLoopUtils]: At program point L128-2(lines 127 146) the Hoare annotation is: false [2020-12-22 06:56:23,502 INFO L185 CegarLoopUtils]: At program point L128-3(lines 127 146) the Hoare annotation is: false [2020-12-22 06:56:23,502 INFO L189 CegarLoopUtils]: For program point L592(lines 592 598) no Hoare annotation was computed. [2020-12-22 06:56:23,502 INFO L189 CegarLoopUtils]: For program point L592-2(lines 592 598) no Hoare annotation was computed. [2020-12-22 06:56:23,503 INFO L185 CegarLoopUtils]: At program point L460(lines 455 463) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 1)) (.cse1 (= ULTIMATE.start_activatePump_~tmp~4 0)) (.cse2 (not (= ~pumpRunning~0 0))) (.cse4 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_processEnvironment_~tmp~3 0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse1 .cse2 .cse3 (= ~methaneLevelCritical~0 0) .cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse5) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse1 .cse2 .cse4 .cse3 .cse5))) [2020-12-22 06:56:23,503 INFO L189 CegarLoopUtils]: For program point L592-4(lines 592 598) no Hoare annotation was computed. [2020-12-22 06:56:23,503 INFO L185 CegarLoopUtils]: At program point L460-1(lines 455 463) the Hoare annotation is: false [2020-12-22 06:56:23,503 INFO L185 CegarLoopUtils]: At program point L460-2(lines 455 463) the Hoare annotation is: false [2020-12-22 06:56:23,503 INFO L185 CegarLoopUtils]: At program point L460-3(lines 455 463) the Hoare annotation is: false [2020-12-22 06:56:23,503 INFO L185 CegarLoopUtils]: At program point L460-4(lines 455 463) the Hoare annotation is: false [2020-12-22 06:56:23,503 INFO L185 CegarLoopUtils]: At program point L460-5(lines 455 463) the Hoare annotation is: false [2020-12-22 06:56:23,503 INFO L189 CegarLoopUtils]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-22 06:56:23,504 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 469) no Hoare annotation was computed. [2020-12-22 06:56:23,504 INFO L189 CegarLoopUtils]: For program point L66(lines 66 72) no Hoare annotation was computed. [2020-12-22 06:56:23,504 INFO L185 CegarLoopUtils]: At program point L66-1(lines 66 72) the Hoare annotation is: (let ((.cse1 (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~3 1)) (.cse5 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse14 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~8 1)) (.cse15 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse16 (= ~methaneLevelCritical~0 1)) (.cse6 (= ULTIMATE.start_processEnvironment_~tmp~3 0)) (.cse8 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~2 0)) (.cse13 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~8 0)) (.cse9 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse11 (<= ~waterLevel~0 2)) (.cse17 (= ~waterLevel~0 1)) (.cse0 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse2 (= ULTIMATE.start_activatePump_~tmp~4 0)) (.cse4 (= 1 ~systemActive~0)) (.cse7 (= ~methaneLevelCritical~0 0)) (.cse12 (<= 2 ~waterLevel~0)) (.cse10 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11) (and .cse7 .cse4 .cse12 .cse13 .cse10 .cse11) (and .cse14 .cse15 .cse16 .cse4 .cse13 .cse10 .cse11) (and .cse1 .cse3 .cse4 .cse7 .cse5 .cse9 .cse13 .cse10 .cse11) (and .cse14 .cse15 .cse16 (or (and .cse2 .cse4 .cse12 .cse10) (and .cse17 .cse2 .cse4 .cse10)) .cse11) (and (<= ~waterLevel~0 1) .cse14 .cse15 .cse16 .cse2 .cse4 .cse6 .cse8 .cse10) (and .cse17 .cse4 .cse7 .cse13 .cse10) (and .cse3 .cse9 .cse11 (or (and .cse0 .cse17 .cse2 .cse4 .cse7 .cse10) (and .cse0 .cse2 .cse4 .cse7 .cse12 .cse10))))) [2020-12-22 06:56:23,504 INFO L189 CegarLoopUtils]: For program point L331(lines 331 335) no Hoare annotation was computed. [2020-12-22 06:56:23,504 INFO L189 CegarLoopUtils]: For program point L331-2(lines 331 335) no Hoare annotation was computed. [2020-12-22 06:56:23,504 INFO L189 CegarLoopUtils]: For program point L331-3(lines 331 335) no Hoare annotation was computed. [2020-12-22 06:56:23,504 INFO L189 CegarLoopUtils]: For program point L331-5(lines 331 335) no Hoare annotation was computed. [2020-12-22 06:56:23,504 INFO L189 CegarLoopUtils]: For program point L331-6(lines 331 335) no Hoare annotation was computed. [2020-12-22 06:56:23,505 INFO L189 CegarLoopUtils]: For program point L331-8(lines 331 335) no Hoare annotation was computed. [2020-12-22 06:56:23,505 INFO L189 CegarLoopUtils]: For program point L331-9(lines 331 335) no Hoare annotation was computed. [2020-12-22 06:56:23,505 INFO L189 CegarLoopUtils]: For program point L331-11(lines 331 335) no Hoare annotation was computed. [2020-12-22 06:56:23,505 INFO L189 CegarLoopUtils]: For program point L331-12(lines 331 335) no Hoare annotation was computed. [2020-12-22 06:56:23,505 INFO L189 CegarLoopUtils]: For program point L331-14(lines 331 335) no Hoare annotation was computed. [2020-12-22 06:56:23,505 INFO L189 CegarLoopUtils]: For program point L331-15(lines 331 335) no Hoare annotation was computed. [2020-12-22 06:56:23,505 INFO L189 CegarLoopUtils]: For program point L331-17(lines 331 335) no Hoare annotation was computed. [2020-12-22 06:56:23,505 INFO L189 CegarLoopUtils]: For program point L331-18(lines 331 335) no Hoare annotation was computed. [2020-12-22 06:56:23,505 INFO L189 CegarLoopUtils]: For program point L331-20(lines 331 335) no Hoare annotation was computed. [2020-12-22 06:56:23,505 INFO L189 CegarLoopUtils]: For program point L331-21(lines 331 335) no Hoare annotation was computed. [2020-12-22 06:56:23,505 INFO L189 CegarLoopUtils]: For program point L331-23(lines 331 335) no Hoare annotation was computed. [2020-12-22 06:56:23,506 INFO L189 CegarLoopUtils]: For program point L331-24(lines 331 335) no Hoare annotation was computed. [2020-12-22 06:56:23,506 INFO L189 CegarLoopUtils]: For program point L331-26(lines 331 335) no Hoare annotation was computed. [2020-12-22 06:56:23,506 INFO L189 CegarLoopUtils]: For program point L331-27(lines 331 335) no Hoare annotation was computed. [2020-12-22 06:56:23,506 INFO L189 CegarLoopUtils]: For program point L331-29(lines 331 335) no Hoare annotation was computed. [2020-12-22 06:56:23,506 INFO L189 CegarLoopUtils]: For program point L331-30(lines 331 335) no Hoare annotation was computed. [2020-12-22 06:56:23,506 INFO L189 CegarLoopUtils]: For program point L331-32(lines 331 335) no Hoare annotation was computed. [2020-12-22 06:56:23,506 INFO L189 CegarLoopUtils]: For program point L331-33(lines 331 335) no Hoare annotation was computed. [2020-12-22 06:56:23,506 INFO L189 CegarLoopUtils]: For program point L331-35(lines 331 335) no Hoare annotation was computed. [2020-12-22 06:56:23,507 INFO L185 CegarLoopUtils]: At program point L135(lines 135 141) the Hoare annotation is: (let ((.cse15 (<= 2 ~waterLevel~0)) (.cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse1 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse0 (<= ~waterLevel~0 1)) (.cse2 (= ULTIMATE.start_activatePump_~tmp~4 0)) (.cse3 (= ULTIMATE.start_processEnvironment_~tmp~3 0)) (.cse6 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~2 0)) (.cse11 (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~1 1)) (.cse12 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse9 (= ~methaneLevelCritical~0 1)) (.cse13 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse4 (= 1 ~systemActive~0)) (.cse14 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse10 (= ~pumpRunning~0 0)) (.cse8 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse16 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 1)) (.cse17 (= ULTIMATE.start_isHighWaterLevel_~tmp~5 0)) (.cse18 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse9 .cse4 .cse10 .cse8) (and .cse11 .cse12 .cse9 .cse13 .cse2 .cse4 .cse14 .cse15 .cse8 .cse16 .cse17 .cse18) (and .cse11 .cse4 .cse14 .cse15 .cse7 .cse17 .cse8 .cse1 .cse13 .cse2 (not .cse10) .cse5 .cse16 .cse18) (and .cse0 .cse4 .cse5 .cse10 .cse8) (and .cse0 .cse12 .cse9 .cse2 .cse4 .cse3 .cse6 .cse8) (and .cse11 .cse12 .cse9 .cse13 .cse4 .cse14 .cse10 .cse8 .cse16 .cse17 .cse18))) [2020-12-22 06:56:23,507 INFO L185 CegarLoopUtils]: At program point L135-1(lines 135 141) the Hoare annotation is: false [2020-12-22 06:56:23,507 INFO L185 CegarLoopUtils]: At program point L135-2(lines 135 141) the Hoare annotation is: false [2020-12-22 06:56:23,507 INFO L185 CegarLoopUtils]: At program point L533(lines 529 535) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-12-22 06:56:23,507 INFO L189 CegarLoopUtils]: For program point L469(line 469) no Hoare annotation was computed. [2020-12-22 06:56:23,507 INFO L189 CegarLoopUtils]: For program point L469-1(line 469) no Hoare annotation was computed. [2020-12-22 06:56:23,507 INFO L189 CegarLoopUtils]: For program point L469-2(line 469) no Hoare annotation was computed. [2020-12-22 06:56:23,507 INFO L185 CegarLoopUtils]: At program point L337(lines 322 340) the Hoare annotation is: false [2020-12-22 06:56:23,507 INFO L185 CegarLoopUtils]: At program point L337-1(lines 322 340) the Hoare annotation is: false [2020-12-22 06:56:23,507 INFO L185 CegarLoopUtils]: At program point L337-2(lines 322 340) the Hoare annotation is: false [2020-12-22 06:56:23,508 INFO L185 CegarLoopUtils]: At program point L337-3(lines 322 340) the Hoare annotation is: (let ((.cse8 (= ULTIMATE.start_isHighWaterLevel_~tmp~5 0)) (.cse1 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0))) (let ((.cse0 (= ~methaneLevelCritical~0 1)) (.cse3 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse4 (<= 2 ~waterLevel~0)) (.cse7 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 1)) (.cse9 (<= ~waterLevel~0 2)) (.cse10 (not .cse1)) (.cse11 (<= ~waterLevel~0 1)) (.cse12 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)) (.cse13 (not .cse8)) (.cse2 (= 1 ~systemActive~0)) (.cse15 (= ~methaneLevelCritical~0 0)) (.cse14 (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) (.cse5 (= ~pumpRunning~0 0)) (.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse10 .cse11 .cse12 .cse0 .cse13 .cse2 .cse14 .cse5 .cse6) (and .cse1 .cse2 .cse15 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse10 .cse11 .cse12 .cse13 .cse2 .cse15 .cse14 .cse5 .cse6)))) [2020-12-22 06:56:23,508 INFO L185 CegarLoopUtils]: At program point L337-4(lines 322 340) the Hoare annotation is: false [2020-12-22 06:56:23,508 INFO L185 CegarLoopUtils]: At program point L337-5(lines 322 340) the Hoare annotation is: false [2020-12-22 06:56:23,508 INFO L185 CegarLoopUtils]: At program point L337-6(lines 322 340) the Hoare annotation is: false [2020-12-22 06:56:23,508 INFO L185 CegarLoopUtils]: At program point L337-7(lines 322 340) the Hoare annotation is: false [2020-12-22 06:56:23,508 INFO L185 CegarLoopUtils]: At program point L337-8(lines 322 340) the Hoare annotation is: false [2020-12-22 06:56:23,508 INFO L185 CegarLoopUtils]: At program point L337-9(lines 322 340) the Hoare annotation is: false [2020-12-22 06:56:23,508 INFO L185 CegarLoopUtils]: At program point L337-10(lines 322 340) the Hoare annotation is: false [2020-12-22 06:56:23,508 INFO L185 CegarLoopUtils]: At program point L337-11(lines 322 340) the Hoare annotation is: false [2020-12-22 06:56:23,509 INFO L185 CegarLoopUtils]: At program point L405(lines 400 408) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 1)) (.cse1 (= ULTIMATE.start_activatePump_~tmp~4 0)) (.cse2 (not (= ~pumpRunning~0 0))) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse4) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse1 .cse2 .cse3 .cse4))) [2020-12-22 06:56:23,509 INFO L185 CegarLoopUtils]: At program point L405-1(lines 400 408) the Hoare annotation is: false [2020-12-22 06:56:23,509 INFO L185 CegarLoopUtils]: At program point L405-2(lines 400 408) the Hoare annotation is: false [2020-12-22 06:56:23,509 INFO L185 CegarLoopUtils]: At program point L405-3(lines 400 408) the Hoare annotation is: false [2020-12-22 06:56:23,509 INFO L185 CegarLoopUtils]: At program point L273(lines 266 276) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 1)) (.cse1 (= ULTIMATE.start_activatePump_~tmp~4 0)) (.cse2 (not (= ~pumpRunning~0 0))) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse1 .cse2 .cse3 .cse4) (and .cse0 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse1 .cse2 (= ~methaneLevelCritical~0 0) .cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse4))) [2020-12-22 06:56:23,509 INFO L185 CegarLoopUtils]: At program point L405-4(lines 400 408) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~1 1)) (.cse1 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse4 (<= 2 ~waterLevel~0)) (.cse5 (= ~pumpRunning~0 0)) (.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse7 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 1)) (.cse8 (= ULTIMATE.start_isHighWaterLevel_~tmp~5 0)) (.cse9 (<= ~waterLevel~0 2))) (or (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 0) .cse3 .cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse5 .cse6 .cse7 .cse8 .cse9))) [2020-12-22 06:56:23,509 INFO L185 CegarLoopUtils]: At program point L273-1(lines 266 276) the Hoare annotation is: false [2020-12-22 06:56:23,510 INFO L185 CegarLoopUtils]: At program point L405-5(lines 400 408) the Hoare annotation is: (let ((.cse1 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse11 (<= 2 ~waterLevel~0)) (.cse2 (= ULTIMATE.start_activatePump_~tmp~4 0)) (.cse3 (= ULTIMATE.start_processEnvironment_~tmp~3 0)) (.cse6 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~2 0)) (.cse9 (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~1 1)) (.cse17 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse18 (= ~methaneLevelCritical~0 1)) (.cse13 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse10 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse15 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 1)) (.cse12 (= ULTIMATE.start_isHighWaterLevel_~tmp~5 0)) (.cse16 (<= ~waterLevel~0 2)) (.cse0 (<= ~waterLevel~0 1)) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse4 (= 1 ~systemActive~0)) (.cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse14 (= ~pumpRunning~0 0)) (.cse8 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse9 .cse4 .cse10 .cse11 .cse7 .cse12 .cse8 .cse1 .cse13 .cse2 (not .cse14) .cse5 .cse15 .cse16) (and .cse9 .cse17 .cse18 .cse13 .cse2 .cse4 .cse10 .cse11 .cse8 .cse15 .cse12 .cse16) (and .cse0 .cse17 .cse18 .cse4 .cse14 .cse8) (and .cse0 .cse17 .cse18 .cse2 .cse4 .cse3 .cse6 .cse8) (and .cse9 .cse17 .cse18 .cse13 .cse4 .cse10 .cse14 .cse8 .cse15 .cse12 .cse16) (and .cse0 .cse5 .cse4 .cse7 .cse14 .cse8))) [2020-12-22 06:56:23,510 INFO L185 CegarLoopUtils]: At program point L273-2(lines 266 276) the Hoare annotation is: false [2020-12-22 06:56:23,510 INFO L185 CegarLoopUtils]: At program point L405-6(lines 400 408) the Hoare annotation is: false [2020-12-22 06:56:23,510 INFO L185 CegarLoopUtils]: At program point L273-3(lines 266 276) the Hoare annotation is: false [2020-12-22 06:56:23,510 INFO L185 CegarLoopUtils]: At program point L405-7(lines 400 408) the Hoare annotation is: false [2020-12-22 06:56:23,510 INFO L185 CegarLoopUtils]: At program point L273-4(lines 266 276) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~1 1)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse4 (<= 2 ~waterLevel~0)) (.cse5 (= ~pumpRunning~0 0)) (.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse8 (= ULTIMATE.start_isHighWaterLevel_~tmp~5 0)) (.cse1 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse7 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 1)) (.cse9 (<= ~waterLevel~0 2))) (or (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse2 .cse3 .cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse5 .cse6 .cse8 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse1 (= ~methaneLevelCritical~0 0) .cse7 .cse9))) [2020-12-22 06:56:23,510 INFO L185 CegarLoopUtils]: At program point L405-8(lines 400 408) the Hoare annotation is: false [2020-12-22 06:56:23,510 INFO L185 CegarLoopUtils]: At program point L273-5(lines 266 276) the Hoare annotation is: false [2020-12-22 06:56:23,511 INFO L185 CegarLoopUtils]: At program point L405-9(lines 400 408) the Hoare annotation is: false [2020-12-22 06:56:23,511 INFO L185 CegarLoopUtils]: At program point L273-6(lines 266 276) the Hoare annotation is: false [2020-12-22 06:56:23,511 INFO L185 CegarLoopUtils]: At program point L405-10(lines 400 408) the Hoare annotation is: false [2020-12-22 06:56:23,511 INFO L185 CegarLoopUtils]: At program point L273-7(lines 266 276) the Hoare annotation is: false [2020-12-22 06:56:23,511 INFO L185 CegarLoopUtils]: At program point L405-11(lines 400 408) the Hoare annotation is: false [2020-12-22 06:56:23,511 INFO L185 CegarLoopUtils]: At program point L273-8(lines 266 276) the Hoare annotation is: false [2020-12-22 06:56:23,511 INFO L185 CegarLoopUtils]: At program point L405-12(lines 400 408) the Hoare annotation is: false [2020-12-22 06:56:23,511 INFO L185 CegarLoopUtils]: At program point L273-9(lines 266 276) the Hoare annotation is: false [2020-12-22 06:56:23,511 INFO L185 CegarLoopUtils]: At program point L405-13(lines 400 408) the Hoare annotation is: false [2020-12-22 06:56:23,511 INFO L185 CegarLoopUtils]: At program point L273-10(lines 266 276) the Hoare annotation is: false [2020-12-22 06:56:23,511 INFO L185 CegarLoopUtils]: At program point L405-14(lines 400 408) the Hoare annotation is: false [2020-12-22 06:56:23,512 INFO L185 CegarLoopUtils]: At program point L273-11(lines 266 276) the Hoare annotation is: false [2020-12-22 06:56:23,512 INFO L185 CegarLoopUtils]: At program point L405-15(lines 400 408) the Hoare annotation is: false [2020-12-22 06:56:23,512 INFO L185 CegarLoopUtils]: At program point L273-12(lines 266 276) the Hoare annotation is: false [2020-12-22 06:56:23,512 INFO L185 CegarLoopUtils]: At program point L405-16(lines 400 408) the Hoare annotation is: false [2020-12-22 06:56:23,512 INFO L185 CegarLoopUtils]: At program point L273-13(lines 266 276) the Hoare annotation is: false [2020-12-22 06:56:23,512 INFO L185 CegarLoopUtils]: At program point L405-17(lines 400 408) the Hoare annotation is: false [2020-12-22 06:56:23,512 INFO L185 CegarLoopUtils]: At program point L273-14(lines 266 276) the Hoare annotation is: false [2020-12-22 06:56:23,512 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 469) no Hoare annotation was computed. [2020-12-22 06:56:23,512 INFO L189 CegarLoopUtils]: For program point L76(lines 76 82) no Hoare annotation was computed. [2020-12-22 06:56:23,512 INFO L185 CegarLoopUtils]: At program point L76-1(lines 76 82) the Hoare annotation is: (let ((.cse11 (= ~pumpRunning~0 0))) (let ((.cse8 (= ~methaneLevelCritical~0 1)) (.cse1 (not .cse11)) (.cse3 (= ULTIMATE.start_processEnvironment_~tmp~3 0)) (.cse5 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~2 0)) (.cse9 (<= 2 ~waterLevel~0)) (.cse10 (= ~waterLevel~0 1)) (.cse0 (= ULTIMATE.start_activatePump_~tmp~4 0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse7 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse8 .cse2 (or (and .cse0 .cse2 .cse9 .cse6) (and .cse10 .cse0 .cse6)) .cse7) (and .cse2 .cse4 .cse11 .cse6 .cse7) (and .cse8 .cse2 .cse11 .cse6 .cse7) (and .cse8 .cse0 .cse1 .cse2 .cse3 .cse5 .cse6 .cse7) (and (or (and .cse0 .cse2 .cse4 .cse9 .cse6) (and .cse10 .cse0 .cse4 .cse2 .cse6)) .cse7)))) [2020-12-22 06:56:23,513 INFO L189 CegarLoopUtils]: For program point L212(lines 212 229) no Hoare annotation was computed. [2020-12-22 06:56:23,513 INFO L189 CegarLoopUtils]: For program point L212-1(lines 212 229) no Hoare annotation was computed. [2020-12-22 06:56:23,513 INFO L189 CegarLoopUtils]: For program point L212-2(lines 212 229) no Hoare annotation was computed. [2020-12-22 06:56:23,513 INFO L185 CegarLoopUtils]: At program point L282(lines 277 285) the Hoare annotation is: (and (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~1 1) (= 1 ~systemActive~0) (not (= |ULTIMATE.start_isPumpRunning_#res| 0)) (= |ULTIMATE.start_isHighWaterLevel_#res| 1) (<= 2 ~waterLevel~0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_isHighWaterLevel_~tmp~5 0) (= |ULTIMATE.start_isMethaneAlarm_#res| 0) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (= ULTIMATE.start_activatePump_~tmp~4 0) (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~8 0) (not (= ~pumpRunning~0 0)) (= ~methaneLevelCritical~0 0) (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 1) (<= ~waterLevel~0 2)) [2020-12-22 06:56:23,513 INFO L185 CegarLoopUtils]: At program point L282-1(lines 277 285) the Hoare annotation is: false [2020-12-22 06:56:23,513 INFO L189 CegarLoopUtils]: For program point L216(lines 216 224) no Hoare annotation was computed. [2020-12-22 06:56:23,513 INFO L185 CegarLoopUtils]: At program point L282-2(lines 277 285) the Hoare annotation is: false [2020-12-22 06:56:23,513 INFO L189 CegarLoopUtils]: For program point L216-1(lines 216 224) no Hoare annotation was computed. [2020-12-22 06:56:23,513 INFO L189 CegarLoopUtils]: For program point L216-2(lines 216 224) no Hoare annotation was computed. [2020-12-22 06:56:23,513 INFO L189 CegarLoopUtils]: For program point L350(lines 350 354) no Hoare annotation was computed. [2020-12-22 06:56:23,513 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-22 06:56:23,513 INFO L189 CegarLoopUtils]: For program point L350-2(lines 350 354) no Hoare annotation was computed. [2020-12-22 06:56:23,513 INFO L189 CegarLoopUtils]: For program point L350-3(lines 350 354) no Hoare annotation was computed. [2020-12-22 06:56:23,514 INFO L189 CegarLoopUtils]: For program point L350-5(lines 350 354) no Hoare annotation was computed. [2020-12-22 06:56:23,514 INFO L189 CegarLoopUtils]: For program point L350-6(lines 350 354) no Hoare annotation was computed. [2020-12-22 06:56:23,514 INFO L189 CegarLoopUtils]: For program point L86(lines 86 97) no Hoare annotation was computed. [2020-12-22 06:56:23,514 INFO L189 CegarLoopUtils]: For program point L350-8(lines 350 354) no Hoare annotation was computed. [2020-12-22 06:56:23,514 INFO L189 CegarLoopUtils]: For program point L350-9(lines 350 354) no Hoare annotation was computed. [2020-12-22 06:56:23,514 INFO L189 CegarLoopUtils]: For program point L350-11(lines 350 354) no Hoare annotation was computed. [2020-12-22 06:56:23,514 INFO L189 CegarLoopUtils]: For program point L350-12(lines 350 354) no Hoare annotation was computed. [2020-12-22 06:56:23,514 INFO L189 CegarLoopUtils]: For program point L350-14(lines 350 354) no Hoare annotation was computed. [2020-12-22 06:56:23,514 INFO L189 CegarLoopUtils]: For program point L350-15(lines 350 354) no Hoare annotation was computed. [2020-12-22 06:56:23,514 INFO L189 CegarLoopUtils]: For program point L350-17(lines 350 354) no Hoare annotation was computed. [2020-12-22 06:56:23,514 INFO L185 CegarLoopUtils]: At program point L485-2(lines 485 499) the Hoare annotation is: false [2020-12-22 06:56:23,514 INFO L189 CegarLoopUtils]: For program point L486(line 486) no Hoare annotation was computed. [2020-12-22 06:56:23,514 INFO L185 CegarLoopUtils]: At program point L356(lines 341 359) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 1)) (.cse1 (= ULTIMATE.start_activatePump_~tmp~4 0)) (.cse2 (not (= ~pumpRunning~0 0))) (.cse4 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_processEnvironment_~tmp~3 0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse1 .cse2 .cse3 (= ~methaneLevelCritical~0 0) .cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse5) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse1 .cse2 .cse4 .cse3 .cse5))) [2020-12-22 06:56:23,514 INFO L185 CegarLoopUtils]: At program point L356-1(lines 341 359) the Hoare annotation is: false [2020-12-22 06:56:23,514 INFO L185 CegarLoopUtils]: At program point L356-2(lines 341 359) the Hoare annotation is: false [2020-12-22 06:56:23,514 INFO L185 CegarLoopUtils]: At program point L356-3(lines 341 359) the Hoare annotation is: false [2020-12-22 06:56:23,515 INFO L185 CegarLoopUtils]: At program point L356-4(lines 341 359) the Hoare annotation is: false [2020-12-22 06:56:23,515 INFO L185 CegarLoopUtils]: At program point L356-5(lines 341 359) the Hoare annotation is: false [2020-12-22 06:56:23,515 INFO L189 CegarLoopUtils]: For program point L92(lines 92 96) no Hoare annotation was computed. [2020-12-22 06:56:23,515 INFO L189 CegarLoopUtils]: For program point L92-2(lines 128 134) no Hoare annotation was computed. [2020-12-22 06:56:23,515 INFO L189 CegarLoopUtils]: For program point L489(lines 489 493) no Hoare annotation was computed. [2020-12-22 06:56:23,515 INFO L189 CegarLoopUtils]: For program point L489-1(lines 128 134) no Hoare annotation was computed. [2020-12-22 06:56:23,515 INFO L189 CegarLoopUtils]: For program point L160(lines 160 177) no Hoare annotation was computed. [2020-12-22 06:56:23,515 INFO L189 CegarLoopUtils]: For program point L160-1(lines 160 177) no Hoare annotation was computed. [2020-12-22 06:56:23,515 INFO L189 CegarLoopUtils]: For program point L160-2(lines 160 177) no Hoare annotation was computed. [2020-12-22 06:56:23,515 INFO L189 CegarLoopUtils]: For program point L160-3(lines 160 177) no Hoare annotation was computed. [2020-12-22 06:56:23,516 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-22 06:56:23,516 INFO L189 CegarLoopUtils]: For program point L160-4(lines 160 177) no Hoare annotation was computed. [2020-12-22 06:56:23,516 INFO L189 CegarLoopUtils]: For program point L160-5(lines 160 177) no Hoare annotation was computed. [2020-12-22 06:56:23,516 INFO L189 CegarLoopUtils]: For program point L160-6(lines 160 177) no Hoare annotation was computed. [2020-12-22 06:56:23,516 INFO L189 CegarLoopUtils]: For program point L160-7(lines 160 177) no Hoare annotation was computed. [2020-12-22 06:56:23,516 INFO L189 CegarLoopUtils]: For program point L160-8(lines 160 177) no Hoare annotation was computed. [2020-12-22 06:56:23,516 INFO L189 CegarLoopUtils]: For program point L160-9(lines 160 177) no Hoare annotation was computed. [2020-12-22 06:56:23,516 INFO L189 CegarLoopUtils]: For program point L160-10(lines 160 177) no Hoare annotation was computed. [2020-12-22 06:56:23,516 INFO L189 CegarLoopUtils]: For program point L160-11(lines 160 177) no Hoare annotation was computed. [2020-12-22 06:56:23,516 INFO L189 CegarLoopUtils]: For program point L559(lines 559 566) no Hoare annotation was computed. [2020-12-22 06:56:23,516 INFO L192 CegarLoopUtils]: At program point L559-1(lines 559 566) the Hoare annotation is: true [2020-12-22 06:56:23,516 INFO L189 CegarLoopUtils]: For program point L164(lines 164 172) no Hoare annotation was computed. [2020-12-22 06:56:23,516 INFO L189 CegarLoopUtils]: For program point L164-1(lines 164 172) no Hoare annotation was computed. [2020-12-22 06:56:23,516 INFO L189 CegarLoopUtils]: For program point L164-2(lines 164 172) no Hoare annotation was computed. [2020-12-22 06:56:23,517 INFO L189 CegarLoopUtils]: For program point L164-3(lines 164 172) no Hoare annotation was computed. [2020-12-22 06:56:23,517 INFO L189 CegarLoopUtils]: For program point L164-4(lines 164 172) no Hoare annotation was computed. [2020-12-22 06:56:23,517 INFO L189 CegarLoopUtils]: For program point L164-5(lines 164 172) no Hoare annotation was computed. [2020-12-22 06:56:23,517 INFO L189 CegarLoopUtils]: For program point L164-6(lines 164 172) no Hoare annotation was computed. [2020-12-22 06:56:23,517 INFO L189 CegarLoopUtils]: For program point L164-7(lines 164 172) no Hoare annotation was computed. [2020-12-22 06:56:23,517 INFO L189 CegarLoopUtils]: For program point L164-8(lines 164 172) no Hoare annotation was computed. [2020-12-22 06:56:23,517 INFO L189 CegarLoopUtils]: For program point L164-9(lines 164 172) no Hoare annotation was computed. [2020-12-22 06:56:23,517 INFO L189 CegarLoopUtils]: For program point L164-10(lines 164 172) no Hoare annotation was computed. [2020-12-22 06:56:23,517 INFO L189 CegarLoopUtils]: For program point L164-11(lines 164 172) no Hoare annotation was computed. [2020-12-22 06:56:23,517 INFO L185 CegarLoopUtils]: At program point L629(lines 1 1006) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-12-22 06:56:23,601 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.12 06:56:23 BoogieIcfgContainer [2020-12-22 06:56:23,601 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-22 06:56:23,602 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-22 06:56:23,602 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-22 06:56:23,603 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-22 06:56:23,603 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:55:59" (3/4) ... [2020-12-22 06:56:23,607 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-22 06:56:23,641 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-12-22 06:56:23,644 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-12-22 06:56:23,646 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-12-22 06:56:23,648 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-12-22 06:56:23,650 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-12-22 06:56:23,653 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-22 06:56:23,655 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-22 06:56:23,690 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((tmp == 1 && waterLevel <= 1) && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((((((((waterLevel <= 1 && tmp___0 <= 1) && tmp == 0) && \result <= 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && splverifierCounter == 0) && tmp == 0) && tmp == 1) && \result == 0) && tmp == 0) && tmp___0 == 1) && waterLevel <= 2)) || ((((((((waterLevel <= 1 && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && tmp == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((((((((\result == 0 && waterLevel <= 1) && tmp___0 <= 1) && tmp == 0) && tmp == 0) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 0) && \result <= 1) && tmp == 0) && \result == 0) && splverifierCounter == 0)) || (((((((((((tmp == 1 && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && \result == 0) && 1 == systemActive) && \result == 1) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) && tmp___0 == 1) && waterLevel <= 2)) || ((((((((((((((tmp == 1 && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && \result == 0) && tmp == 0) && splverifierCounter == 0) && \result == 0) && \result == 0) && tmp == 0) && tmp == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2) [2020-12-22 06:56:23,691 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((\result == 0 && tmp___0 <= 1) && tmp == 0) && tmp == 0) && 1 == systemActive) && \result <= 1) && tmp == 0) && methaneLevelCritical == 0) && tmp == 0) && \result == 0) && splverifierCounter == 0) && waterLevel <= 2) || (((((methaneLevelCritical == 0 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((((((tmp___0 <= 1 && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && \result <= 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && ((((tmp == 0 && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) || (((waterLevel == 1 && tmp == 0) && 1 == systemActive) && splverifierCounter == 0))) && waterLevel <= 2)) || ((((((((waterLevel <= 1 && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && tmp == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((tmp == 0 && \result == 0) && waterLevel <= 2) && ((((((\result == 0 && waterLevel == 1) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && splverifierCounter == 0) || (((((\result == 0 && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && splverifierCounter == 0))) [2020-12-22 06:56:23,693 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((waterLevel <= 1 && \result == 0) && tmp == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && tmp == 0) && \result == 0) && splverifierCounter == 0) || ((((waterLevel <= 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && \result == 0) && tmp == 0) && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && splverifierCounter == 0) && tmp___0 == 1) && tmp == 0) && waterLevel <= 2)) || (((((((((((((tmp == 1 && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && \result == 0) && tmp == 0) && splverifierCounter == 0) && \result == 0) && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2)) || ((((waterLevel <= 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((((waterLevel <= 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && tmp == 0) && splverifierCounter == 0)) || ((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && \result == 0) && 1 == systemActive) && \result == 1) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 1) && tmp == 0) && waterLevel <= 2) [2020-12-22 06:56:23,696 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((waterLevel <= 1 && \result == 0) && tmp == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && tmp == 0) && \result == 0) && splverifierCounter == 0) || (((((((((((((tmp == 1 && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && \result == 0) && tmp == 0) && splverifierCounter == 0) && \result == 0) && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2)) || (((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && \result == 0) && tmp == 0) && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && splverifierCounter == 0) && tmp___0 == 1) && tmp == 0) && waterLevel <= 2)) || (((((waterLevel <= 1 && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((((waterLevel <= 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && tmp == 0) && splverifierCounter == 0)) || ((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && \result == 0) && 1 == systemActive) && \result == 1) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 1) && tmp == 0) && waterLevel <= 2)) || (((((waterLevel <= 1 && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) [2020-12-22 06:56:23,696 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((waterLevel <= 1 && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) || ((((((waterLevel <= 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) [2020-12-22 06:56:23,706 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((waterLevel <= 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) || (((((((waterLevel <= 1 && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && splverifierCounter == 0) [2020-12-22 06:56:23,708 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((waterLevel <= 1 && \result == 0) && tmp == 0) && tmp == 0) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 0) && \result <= 1) && tmp == 0) && \result == 0) && splverifierCounter == 0) || ((((((((((((((tmp == 1 && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && tmp == 0) && \result == 0) && \result == 0) && tmp == 0) && tmp == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2)) || (((((((waterLevel <= 1 && tmp == 0) && \result <= 1) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) [2020-12-22 06:56:23,708 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((\result == 0 && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || ((((((methaneLevelCritical == 1 && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || (((((!(\result == 0) && waterLevel <= 1) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((!(\result == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) [2020-12-22 06:56:23,711 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((methaneLevelCritical == 1 && \result == 0) && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 1) && tmp == 0) && waterLevel <= 2) || ((((((((!(\result == 0) && waterLevel <= 1) && tmp___0 == 0) && methaneLevelCritical == 1) && !(tmp == 0)) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((((((\result == 0 && 1 == systemActive) && methaneLevelCritical == 0) && \result == 1) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 1) && tmp == 0) && waterLevel <= 2)) || ((((((((!(\result == 0) && waterLevel <= 1) && tmp___0 == 0) && !(tmp == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) [2020-12-22 06:56:23,711 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((tmp == 1 && 1 == systemActive) && !(\result == 0)) && \result == 1) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && tmp == 0) && \result == 0) && \result == 0) && tmp == 0) && tmp == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2 [2020-12-22 06:56:23,711 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((waterLevel <= 1 && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && tmp == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && splverifierCounter == 0) || (((((((waterLevel <= 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && tmp == 0) && splverifierCounter == 0) [2020-12-22 06:56:23,713 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((waterLevel <= 1 && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && tmp == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && splverifierCounter == 0) || (((((((waterLevel <= 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && tmp == 0) && splverifierCounter == 0) [2020-12-22 06:56:23,714 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && \result == 0) && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 1) && tmp == 0) && waterLevel <= 2) || (((((((((((tmp == 1 && \result == 0) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 1) && 2 <= waterLevel) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 1) && tmp == 0) && waterLevel <= 2) [2020-12-22 06:56:23,714 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && \result == 0) && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 1) && tmp == 0) && waterLevel <= 2) || ((((((((((((tmp == 1 && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) && \result == 0) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2) [2020-12-22 06:56:23,839 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/product-lines/minepump_spec3_product61.cil.c-witness.graphml [2020-12-22 06:56:23,839 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-22 06:56:23,840 INFO L168 Benchmark]: Toolchain (without parser) took 27140.29 ms. Allocated memory was 168.8 MB in the beginning and 476.1 MB in the end (delta: 307.2 MB). Free memory was 143.0 MB in the beginning and 242.0 MB in the end (delta: -99.0 MB). Peak memory consumption was 209.1 MB. Max. memory is 8.0 GB. [2020-12-22 06:56:23,841 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 168.8 MB. Free memory is still 140.4 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-12-22 06:56:23,842 INFO L168 Benchmark]: CACSL2BoogieTranslator took 656.81 ms. Allocated memory is still 168.8 MB. Free memory was 142.9 MB in the beginning and 120.6 MB in the end (delta: 22.3 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. [2020-12-22 06:56:23,843 INFO L168 Benchmark]: Boogie Procedure Inliner took 101.20 ms. Allocated memory is still 168.8 MB. Free memory was 120.6 MB in the beginning and 114.6 MB in the end (delta: 6.0 MB). Peak memory consumption was 6.3 MB. Max. memory is 8.0 GB. [2020-12-22 06:56:23,843 INFO L168 Benchmark]: Boogie Preprocessor took 168.48 ms. Allocated memory is still 168.8 MB. Free memory was 114.6 MB in the beginning and 146.4 MB in the end (delta: -31.8 MB). Peak memory consumption was 4.4 MB. Max. memory is 8.0 GB. [2020-12-22 06:56:23,843 INFO L168 Benchmark]: RCFGBuilder took 1518.57 ms. Allocated memory was 168.8 MB in the beginning and 203.4 MB in the end (delta: 34.6 MB). Free memory was 146.4 MB in the beginning and 179.8 MB in the end (delta: -33.4 MB). Peak memory consumption was 96.6 MB. Max. memory is 8.0 GB. [2020-12-22 06:56:23,844 INFO L168 Benchmark]: TraceAbstraction took 24449.00 ms. Allocated memory was 203.4 MB in the beginning and 476.1 MB in the end (delta: 272.6 MB). Free memory was 179.3 MB in the beginning and 262.1 MB in the end (delta: -82.9 MB). Peak memory consumption was 290.6 MB. Max. memory is 8.0 GB. [2020-12-22 06:56:23,844 INFO L168 Benchmark]: Witness Printer took 237.04 ms. Allocated memory is still 476.1 MB. Free memory was 262.1 MB in the beginning and 242.0 MB in the end (delta: 20.1 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. [2020-12-22 06:56:23,848 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 168.8 MB. Free memory is still 140.4 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 656.81 ms. Allocated memory is still 168.8 MB. Free memory was 142.9 MB in the beginning and 120.6 MB in the end (delta: 22.3 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 101.20 ms. Allocated memory is still 168.8 MB. Free memory was 120.6 MB in the beginning and 114.6 MB in the end (delta: 6.0 MB). Peak memory consumption was 6.3 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 168.48 ms. Allocated memory is still 168.8 MB. Free memory was 114.6 MB in the beginning and 146.4 MB in the end (delta: -31.8 MB). Peak memory consumption was 4.4 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1518.57 ms. Allocated memory was 168.8 MB in the beginning and 203.4 MB in the end (delta: 34.6 MB). Free memory was 146.4 MB in the beginning and 179.8 MB in the end (delta: -33.4 MB). Peak memory consumption was 96.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 24449.00 ms. Allocated memory was 203.4 MB in the beginning and 476.1 MB in the end (delta: 272.6 MB). Free memory was 179.3 MB in the beginning and 262.1 MB in the end (delta: -82.9 MB). Peak memory consumption was 290.6 MB. Max. memory is 8.0 GB. * Witness Printer took 237.04 ms. Allocated memory is still 476.1 MB. Free memory was 262.1 MB in the beginning and 242.0 MB in the end (delta: 20.1 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 469]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 469]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 469]: 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: 441]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 559]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 135]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 441]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 135]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 441]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 135]: Loop Invariant Derived loop invariant: (((((((((((((waterLevel <= 1 && \result == 0) && tmp == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && tmp == 0) && \result == 0) && splverifierCounter == 0) || ((((waterLevel <= 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && \result == 0) && tmp == 0) && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && splverifierCounter == 0) && tmp___0 == 1) && tmp == 0) && waterLevel <= 2)) || (((((((((((((tmp == 1 && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && \result == 0) && tmp == 0) && splverifierCounter == 0) && \result == 0) && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2)) || ((((waterLevel <= 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((((waterLevel <= 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && tmp == 0) && splverifierCounter == 0)) || ((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && \result == 0) && 1 == systemActive) && \result == 1) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 1) && tmp == 0) && waterLevel <= 2) - InvariantResult [Line: 455]: Loop Invariant Derived loop invariant: ((((((((waterLevel <= 1 && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && tmp == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && splverifierCounter == 0) || (((((((waterLevel <= 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && tmp == 0) && splverifierCounter == 0) - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 455]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((((((tmp == 1 && waterLevel <= 1) && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((((((((waterLevel <= 1 && tmp___0 <= 1) && tmp == 0) && \result <= 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && splverifierCounter == 0) && tmp == 0) && tmp == 1) && \result == 0) && tmp == 0) && tmp___0 == 1) && waterLevel <= 2)) || ((((((((waterLevel <= 1 && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && tmp == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((((((((\result == 0 && waterLevel <= 1) && tmp___0 <= 1) && tmp == 0) && tmp == 0) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 0) && \result <= 1) && tmp == 0) && \result == 0) && splverifierCounter == 0)) || (((((((((((tmp == 1 && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && \result == 0) && 1 == systemActive) && \result == 1) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) && tmp___0 == 1) && waterLevel <= 2)) || ((((((((((((((tmp == 1 && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && \result == 0) && tmp == 0) && splverifierCounter == 0) && \result == 0) && \result == 0) && tmp == 0) && tmp == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2) - InvariantResult [Line: 529]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: ((((((waterLevel <= 1 && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) || ((((((waterLevel <= 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 455]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 322]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 441]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: (((((((((((tmp == 0 && !(pumpRunning == 0)) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 0) && tmp == 0) && splverifierCounter == 0) && waterLevel <= 2) || (((methaneLevelCritical == 1 && 1 == systemActive) && ((((tmp == 0 && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) || ((waterLevel == 1 && tmp == 0) && splverifierCounter == 0))) && waterLevel <= 2)) || ((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || (((((((methaneLevelCritical == 1 && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && tmp == 0) && tmp == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((((tmp == 0 && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && splverifierCounter == 0) || ((((waterLevel == 1 && tmp == 0) && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0)) && waterLevel <= 2) - InvariantResult [Line: 322]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 441]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 322]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 441]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 322]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 441]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 441]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 277]: Loop Invariant Derived loop invariant: ((((((((((((((tmp == 1 && 1 == systemActive) && !(\result == 0)) && \result == 1) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && tmp == 0) && \result == 0) && \result == 0) && tmp == 0) && tmp == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2 - InvariantResult [Line: 322]: Loop Invariant Derived loop invariant: (((((((((((methaneLevelCritical == 1 && \result == 0) && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 1) && tmp == 0) && waterLevel <= 2) || ((((((((!(\result == 0) && waterLevel <= 1) && tmp___0 == 0) && methaneLevelCritical == 1) && !(tmp == 0)) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((((((\result == 0 && 1 == systemActive) && methaneLevelCritical == 0) && \result == 1) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 1) && tmp == 0) && waterLevel <= 2)) || ((((((((!(\result == 0) && waterLevel <= 1) && tmp___0 == 0) && !(tmp == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 322]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 441]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 322]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 441]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 322]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 441]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 322]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 441]: Loop Invariant Derived loop invariant: ((((((((\result == 0 && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || ((((((methaneLevelCritical == 1 && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || (((((!(\result == 0) && waterLevel <= 1) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((!(\result == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: (((((((waterLevel <= 1 && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && splverifierCounter == 0) || (((((waterLevel <= 1 && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0)) || ((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) - InvariantResult [Line: 632]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: (((((((((((((((((\result == 0 && tmp___0 <= 1) && tmp == 0) && tmp == 0) && 1 == systemActive) && \result <= 1) && tmp == 0) && methaneLevelCritical == 0) && tmp == 0) && \result == 0) && splverifierCounter == 0) && waterLevel <= 2) || (((((methaneLevelCritical == 0 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((((((tmp___0 <= 1 && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && \result <= 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && ((((tmp == 0 && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) || (((waterLevel == 1 && tmp == 0) && 1 == systemActive) && splverifierCounter == 0))) && waterLevel <= 2)) || ((((((((waterLevel <= 1 && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && tmp == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((tmp == 0 && \result == 0) && waterLevel <= 2) && ((((((\result == 0 && waterLevel == 1) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && splverifierCounter == 0) || (((((\result == 0 && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && splverifierCounter == 0))) - InvariantResult [Line: 322]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 277]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 322]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 277]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 322]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 341]: Loop Invariant Derived loop invariant: ((((((((waterLevel <= 1 && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && tmp == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && splverifierCounter == 0) || (((((((waterLevel <= 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && tmp == 0) && splverifierCounter == 0) - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 341]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 549]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 341]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 341]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 341]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 341]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 432]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 432]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 485]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: ((((((waterLevel <= 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) || (((((((waterLevel <= 1 && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && splverifierCounter == 0) - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 432]: Loop Invariant Derived loop invariant: (((((((((((waterLevel <= 1 && \result == 0) && tmp == 0) && tmp == 0) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 0) && \result <= 1) && tmp == 0) && \result == 0) && splverifierCounter == 0) || ((((((((((((((tmp == 1 && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && tmp == 0) && \result == 0) && \result == 0) && tmp == 0) && tmp == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2)) || (((((((waterLevel <= 1 && tmp == 0) && \result <= 1) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 455]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 455]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 455]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: (((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && \result == 0) && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 1) && tmp == 0) && waterLevel <= 2) || (((((((((((tmp == 1 && \result == 0) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 1) && 2 <= waterLevel) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 1) && tmp == 0) && waterLevel <= 2) - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: (((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && \result == 0) && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 1) && tmp == 0) && waterLevel <= 2) || ((((((((((((tmp == 1 && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) && \result == 0) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2) - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: (((((((((((((waterLevel <= 1 && \result == 0) && tmp == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && tmp == 0) && \result == 0) && splverifierCounter == 0) || (((((((((((((tmp == 1 && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && \result == 0) && tmp == 0) && splverifierCounter == 0) && \result == 0) && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2)) || (((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && \result == 0) && tmp == 0) && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && splverifierCounter == 0) && tmp___0 == 1) && tmp == 0) && waterLevel <= 2)) || (((((waterLevel <= 1 && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((((waterLevel <= 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && tmp == 0) && splverifierCounter == 0)) || ((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && \result == 0) && 1 == systemActive) && \result == 1) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 1) && tmp == 0) && waterLevel <= 2)) || (((((waterLevel <= 1 && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 231 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 5.6s, OverallIterations: 17, TraceHistogramMax: 2, AutomataDifference: 2.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 18.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2577 SDtfs, 3437 SDslu, 4336 SDs, 0 SdLazy, 661 SolverSat, 114 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 194 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 92 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=416occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 17 MinimizatonAttempts, 2936 StatesRemovedByMinimization, 13 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 93 LocationsWithAnnotation, 93 PreInvPairs, 331 NumberOfFragments, 1974 HoareAnnotationTreeSize, 93 FomulaSimplifications, 139379945 FormulaSimplificationTreeSizeReduction, 4.3s HoareSimplificationTime, 93 FomulaSimplificationsInter, 6680842 FormulaSimplificationTreeSizeReductionInter, 14.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 744 NumberOfCodeBlocks, 744 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 726 ConstructedInterpolants, 0 QuantifiedInterpolants, 69760 SizeOfPredicates, 3 NumberOfNonLiveVariables, 478 ConjunctsInSsa, 7 ConjunctsInUnsatCore, 18 InterpolantComputations, 16 PerfectInterpolantSequences, 94/106 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...