/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc config/AutomizerReach.xml -s config/svcomp-Reach-64bit-Automizer_Default.epf -i ../sv-benchmarks/c/product-lines/minepump_spec2_product53.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-4f750a8 [2020-12-22 06:54:49,943 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-22 06:54:49,947 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-22 06:54:49,982 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-22 06:54:49,982 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-22 06:54:49,984 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-22 06:54:49,986 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-22 06:54:49,988 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-22 06:54:49,990 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-22 06:54:49,991 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-22 06:54:49,993 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-22 06:54:49,994 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-22 06:54:49,995 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-22 06:54:49,996 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-22 06:54:49,997 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-22 06:54:49,999 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-22 06:54:50,000 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-22 06:54:50,001 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-22 06:54:50,003 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-22 06:54:50,005 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-22 06:54:50,008 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-22 06:54:50,009 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-22 06:54:50,011 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-22 06:54:50,012 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-22 06:54:50,030 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-12-22 06:54:50,038 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-22 06:54:50,039 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-22 06:54:50,040 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-22 06:54:50,042 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-22 06:54:50,044 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-22 06:54:50,044 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-22 06:54:50,045 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-22 06:54:50,046 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-22 06:54:50,046 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-22 06:54:50,047 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-22 06:54:50,049 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-22 06:54:50,050 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-22 06:54:50,110 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-22 06:54:50,111 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-22 06:54:50,113 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-22 06:54:50,113 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-22 06:54:50,114 INFO L138 SettingsManager]: * Use SBE=true [2020-12-22 06:54:50,114 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-22 06:54:50,114 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-22 06:54:50,114 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-22 06:54:50,115 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-22 06:54:50,115 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-22 06:54:50,117 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-22 06:54:50,118 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-22 06:54:50,118 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-22 06:54:50,118 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-22 06:54:50,118 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-22 06:54:50,119 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-22 06:54:50,119 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-22 06:54:50,119 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 06:54:50,119 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-22 06:54:50,120 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-22 06:54:50,120 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-22 06:54:50,120 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-22 06:54:50,120 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-22 06:54:50,121 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-22 06:54:50,121 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-22 06:54:50,121 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-22 06:54:50,573 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-22 06:54:50,602 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-22 06:54:50,606 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-22 06:54:50,607 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-22 06:54:50,608 INFO L275 PluginConnector]: CDTParser initialized [2020-12-22 06:54:50,609 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec2_product53.cil.c [2020-12-22 06:54:50,687 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f69656f27/82d83627ed734b24bdd452a6ca1ea000/FLAG9e4e0a04a [2020-12-22 06:54:51,402 INFO L306 CDTParser]: Found 1 translation units. [2020-12-22 06:54:51,408 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_product53.cil.c [2020-12-22 06:54:51,445 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f69656f27/82d83627ed734b24bdd452a6ca1ea000/FLAG9e4e0a04a [2020-12-22 06:54:51,654 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f69656f27/82d83627ed734b24bdd452a6ca1ea000 [2020-12-22 06:54:51,658 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-22 06:54:51,662 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-22 06:54:51,665 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-22 06:54:51,666 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-22 06:54:51,671 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-22 06:54:51,672 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 06:54:51" (1/1) ... [2020-12-22 06:54:51,675 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7551525e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:54:51, skipping insertion in model container [2020-12-22 06:54:51,675 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 06:54:51" (1/1) ... [2020-12-22 06:54:51,686 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-22 06:54:51,767 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-22 06:54:52,006 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_product53.cil.c[1281,1294] [2020-12-22 06:54:52,151 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 06:54:52,164 INFO L203 MainTranslator]: Completed pre-run [2020-12-22 06:54:52,180 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_product53.cil.c[1281,1294] [2020-12-22 06:54:52,285 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 06:54:52,344 INFO L208 MainTranslator]: Completed translation [2020-12-22 06:54:52,345 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:54:52 WrapperNode [2020-12-22 06:54:52,345 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-22 06:54:52,352 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-22 06:54:52,353 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-22 06:54:52,353 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-22 06:54:52,363 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:54:52" (1/1) ... [2020-12-22 06:54:52,383 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:54:52" (1/1) ... [2020-12-22 06:54:52,475 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-22 06:54:52,476 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-22 06:54:52,476 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-22 06:54:52,476 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-22 06:54:52,493 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:54:52" (1/1) ... [2020-12-22 06:54:52,493 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:54:52" (1/1) ... [2020-12-22 06:54:52,523 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:54:52" (1/1) ... [2020-12-22 06:54:52,523 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:54:52" (1/1) ... [2020-12-22 06:54:52,568 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:54:52" (1/1) ... [2020-12-22 06:54:52,584 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:54:52" (1/1) ... [2020-12-22 06:54:52,588 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:54:52" (1/1) ... [2020-12-22 06:54:52,602 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-22 06:54:52,606 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-22 06:54:52,606 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-22 06:54:52,606 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-22 06:54:52,608 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:54:52" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 06:54:52,727 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-22 06:54:52,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-22 06:54:52,728 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-22 06:54:52,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-22 06:54:53,968 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-22 06:54:53,968 INFO L299 CfgBuilder]: Removed 278 assume(true) statements. [2020-12-22 06:54:53,970 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:54:53 BoogieIcfgContainer [2020-12-22 06:54:53,970 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-22 06:54:53,972 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-22 06:54:53,972 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-22 06:54:53,976 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-22 06:54:53,976 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 06:54:51" (1/3) ... [2020-12-22 06:54:53,977 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12a5c131 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 06:54:53, skipping insertion in model container [2020-12-22 06:54:53,977 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:54:52" (2/3) ... [2020-12-22 06:54:53,978 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12a5c131 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 06:54:53, skipping insertion in model container [2020-12-22 06:54:53,978 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:54:53" (3/3) ... [2020-12-22 06:54:53,980 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product53.cil.c [2020-12-22 06:54:53,986 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-22 06:54:53,992 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-12-22 06:54:54,014 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-12-22 06:54:54,044 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-22 06:54:54,044 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-22 06:54:54,045 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-22 06:54:54,045 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-22 06:54:54,045 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-22 06:54:54,045 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-22 06:54:54,045 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-22 06:54:54,045 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-22 06:54:54,066 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states. [2020-12-22 06:54:54,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-22 06:54:54,073 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:54:54,074 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:54:54,074 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:54:54,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:54:54,081 INFO L82 PathProgramCache]: Analyzing trace with hash 1813047236, now seen corresponding path program 1 times [2020-12-22 06:54:54,091 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:54:54,092 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [7784267] [2020-12-22 06:54:54,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:54:54,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:54:54,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 06:54:54,382 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [7784267] [2020-12-22 06:54:54,383 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:54:54,384 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 06:54:54,385 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1156833011] [2020-12-22 06:54:54,390 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-22 06:54:54,391 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:54:54,406 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-22 06:54:54,408 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-22 06:54:54,410 INFO L87 Difference]: Start difference. First operand 193 states. Second operand 2 states. [2020-12-22 06:54:54,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:54:54,460 INFO L93 Difference]: Finished difference Result 379 states and 582 transitions. [2020-12-22 06:54:54,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-22 06:54:54,462 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2020-12-22 06:54:54,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:54:54,476 INFO L225 Difference]: With dead ends: 379 [2020-12-22 06:54:54,477 INFO L226 Difference]: Without dead ends: 189 [2020-12-22 06:54:54,481 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-22 06:54:54,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 189 states. [2020-12-22 06:54:54,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 189 to 189. [2020-12-22 06:54:54,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 189 states. [2020-12-22 06:54:54,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 189 states and 283 transitions. [2020-12-22 06:54:54,540 INFO L78 Accepts]: Start accepts. Automaton has 189 states and 283 transitions. Word has length 18 [2020-12-22 06:54:54,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:54:54,541 INFO L481 AbstractCegarLoop]: Abstraction has 189 states and 283 transitions. [2020-12-22 06:54:54,541 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-22 06:54:54,541 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 283 transitions. [2020-12-22 06:54:54,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-12-22 06:54:54,542 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:54:54,543 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:54:54,543 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-22 06:54:54,543 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:54:54,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:54:54,544 INFO L82 PathProgramCache]: Analyzing trace with hash 1594211267, now seen corresponding path program 1 times [2020-12-22 06:54:54,545 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:54:54,545 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2108035486] [2020-12-22 06:54:54,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:54:54,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:54:54,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 06:54:54,752 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2108035486] [2020-12-22 06:54:54,752 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:54:54,752 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 06:54:54,753 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1103403010] [2020-12-22 06:54:54,754 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:54:54,755 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:54:54,756 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:54:54,756 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:54:54,756 INFO L87 Difference]: Start difference. First operand 189 states and 283 transitions. Second operand 3 states. [2020-12-22 06:54:54,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:54:54,774 INFO L93 Difference]: Finished difference Result 189 states and 283 transitions. [2020-12-22 06:54:54,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:54:54,775 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-12-22 06:54:54,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:54:54,776 INFO L225 Difference]: With dead ends: 189 [2020-12-22 06:54:54,776 INFO L226 Difference]: Without dead ends: 73 [2020-12-22 06:54:54,778 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:54:54,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2020-12-22 06:54:54,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2020-12-22 06:54:54,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2020-12-22 06:54:54,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 108 transitions. [2020-12-22 06:54:54,787 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 108 transitions. Word has length 19 [2020-12-22 06:54:54,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:54:54,787 INFO L481 AbstractCegarLoop]: Abstraction has 73 states and 108 transitions. [2020-12-22 06:54:54,787 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:54:54,787 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 108 transitions. [2020-12-22 06:54:54,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-22 06:54:54,789 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:54:54,789 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:54:54,789 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-22 06:54:54,789 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:54:54,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:54:54,790 INFO L82 PathProgramCache]: Analyzing trace with hash 1277587638, now seen corresponding path program 1 times [2020-12-22 06:54:54,791 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:54:54,791 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1478038267] [2020-12-22 06:54:54,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:54:54,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:54:54,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 06:54:54,865 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1478038267] [2020-12-22 06:54:54,865 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:54:54,865 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 06:54:54,866 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1858171315] [2020-12-22 06:54:54,866 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:54:54,866 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:54:54,870 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:54:54,871 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:54:54,871 INFO L87 Difference]: Start difference. First operand 73 states and 108 transitions. Second operand 3 states. [2020-12-22 06:54:54,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:54:54,889 INFO L93 Difference]: Finished difference Result 139 states and 209 transitions. [2020-12-22 06:54:54,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:54:54,890 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2020-12-22 06:54:54,890 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:54:54,891 INFO L225 Difference]: With dead ends: 139 [2020-12-22 06:54:54,892 INFO L226 Difference]: Without dead ends: 73 [2020-12-22 06:54:54,893 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:54:54,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2020-12-22 06:54:54,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2020-12-22 06:54:54,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2020-12-22 06:54:54,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 107 transitions. [2020-12-22 06:54:54,901 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 107 transitions. Word has length 24 [2020-12-22 06:54:54,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:54:54,902 INFO L481 AbstractCegarLoop]: Abstraction has 73 states and 107 transitions. [2020-12-22 06:54:54,902 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:54:54,902 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 107 transitions. [2020-12-22 06:54:54,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-12-22 06:54:54,903 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:54:54,904 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 06:54:54,904 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-22 06:54:54,904 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:54:54,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:54:54,905 INFO L82 PathProgramCache]: Analyzing trace with hash -1954298508, now seen corresponding path program 1 times [2020-12-22 06:54:54,905 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:54:54,906 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [215246461] [2020-12-22 06:54:54,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:54:54,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:54:54,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 06:54:54,972 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [215246461] [2020-12-22 06:54:54,972 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:54:54,972 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 06:54:54,973 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1474527367] [2020-12-22 06:54:54,973 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:54:54,973 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:54:54,974 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:54:54,977 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:54:54,977 INFO L87 Difference]: Start difference. First operand 73 states and 107 transitions. Second operand 3 states. [2020-12-22 06:54:55,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:54:55,023 INFO L93 Difference]: Finished difference Result 149 states and 221 transitions. [2020-12-22 06:54:55,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:54:55,024 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2020-12-22 06:54:55,025 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:54:55,026 INFO L225 Difference]: With dead ends: 149 [2020-12-22 06:54:55,026 INFO L226 Difference]: Without dead ends: 83 [2020-12-22 06:54:55,027 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:54:55,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2020-12-22 06:54:55,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 81. [2020-12-22 06:54:55,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2020-12-22 06:54:55,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 115 transitions. [2020-12-22 06:54:55,037 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 115 transitions. Word has length 27 [2020-12-22 06:54:55,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:54:55,037 INFO L481 AbstractCegarLoop]: Abstraction has 81 states and 115 transitions. [2020-12-22 06:54:55,038 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:54:55,038 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 115 transitions. [2020-12-22 06:54:55,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-12-22 06:54:55,039 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:54:55,039 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 06:54:55,040 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-22 06:54:55,040 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:54:55,041 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:54:55,041 INFO L82 PathProgramCache]: Analyzing trace with hash 1238499427, now seen corresponding path program 1 times [2020-12-22 06:54:55,041 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:54:55,041 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2130081510] [2020-12-22 06:54:55,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:54:55,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:54:55,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 06:54:55,112 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2130081510] [2020-12-22 06:54:55,112 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:54:55,112 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-22 06:54:55,113 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1313926713] [2020-12-22 06:54:55,113 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:54:55,114 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:54:55,114 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:54:55,115 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:54:55,115 INFO L87 Difference]: Start difference. First operand 81 states and 115 transitions. Second operand 5 states. [2020-12-22 06:54:55,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:54:55,268 INFO L93 Difference]: Finished difference Result 211 states and 298 transitions. [2020-12-22 06:54:55,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-22 06:54:55,269 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2020-12-22 06:54:55,269 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:54:55,270 INFO L225 Difference]: With dead ends: 211 [2020-12-22 06:54:55,271 INFO L226 Difference]: Without dead ends: 137 [2020-12-22 06:54:55,272 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-12-22 06:54:55,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2020-12-22 06:54:55,282 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 90. [2020-12-22 06:54:55,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2020-12-22 06:54:55,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 124 transitions. [2020-12-22 06:54:55,283 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 124 transitions. Word has length 33 [2020-12-22 06:54:55,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:54:55,284 INFO L481 AbstractCegarLoop]: Abstraction has 90 states and 124 transitions. [2020-12-22 06:54:55,284 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:54:55,284 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 124 transitions. [2020-12-22 06:54:55,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-12-22 06:54:55,285 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:54:55,285 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 06:54:55,286 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-22 06:54:55,286 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:54:55,287 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:54:55,287 INFO L82 PathProgramCache]: Analyzing trace with hash -2123004160, now seen corresponding path program 1 times [2020-12-22 06:54:55,287 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:54:55,287 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1085090750] [2020-12-22 06:54:55,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:54:55,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:54:55,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 06:54:55,364 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1085090750] [2020-12-22 06:54:55,365 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:54:55,365 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 06:54:55,365 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [271451163] [2020-12-22 06:54:55,366 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:54:55,366 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:54:55,367 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:54:55,367 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:54:55,367 INFO L87 Difference]: Start difference. First operand 90 states and 124 transitions. Second operand 5 states. [2020-12-22 06:54:55,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:54:55,470 INFO L93 Difference]: Finished difference Result 436 states and 609 transitions. [2020-12-22 06:54:55,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-12-22 06:54:55,471 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2020-12-22 06:54:55,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:54:55,473 INFO L225 Difference]: With dead ends: 436 [2020-12-22 06:54:55,474 INFO L226 Difference]: Without dead ends: 353 [2020-12-22 06:54:55,474 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-12-22 06:54:55,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 353 states. [2020-12-22 06:54:55,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 353 to 165. [2020-12-22 06:54:55,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 165 states. [2020-12-22 06:54:55,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 226 transitions. [2020-12-22 06:54:55,494 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 226 transitions. Word has length 33 [2020-12-22 06:54:55,495 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:54:55,495 INFO L481 AbstractCegarLoop]: Abstraction has 165 states and 226 transitions. [2020-12-22 06:54:55,495 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:54:55,495 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 226 transitions. [2020-12-22 06:54:55,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-12-22 06:54:55,496 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:54:55,497 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 06:54:55,497 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-22 06:54:55,497 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:54:55,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:54:55,498 INFO L82 PathProgramCache]: Analyzing trace with hash -2127856776, now seen corresponding path program 1 times [2020-12-22 06:54:55,498 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:54:55,498 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1628927771] [2020-12-22 06:54:55,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:54:55,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:54:55,563 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 06:54:55,564 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1628927771] [2020-12-22 06:54:55,565 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:54:55,565 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 06:54:55,566 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [865883376] [2020-12-22 06:54:55,566 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:54:55,566 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:54:55,576 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:54:55,577 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:54:55,577 INFO L87 Difference]: Start difference. First operand 165 states and 226 transitions. Second operand 5 states. [2020-12-22 06:54:55,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:54:55,732 INFO L93 Difference]: Finished difference Result 628 states and 863 transitions. [2020-12-22 06:54:55,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-12-22 06:54:55,732 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2020-12-22 06:54:55,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:54:55,735 INFO L225 Difference]: With dead ends: 628 [2020-12-22 06:54:55,736 INFO L226 Difference]: Without dead ends: 470 [2020-12-22 06:54:55,739 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-12-22 06:54:55,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 470 states. [2020-12-22 06:54:55,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 470 to 164. [2020-12-22 06:54:55,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 164 states. [2020-12-22 06:54:55,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 223 transitions. [2020-12-22 06:54:55,762 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 223 transitions. Word has length 34 [2020-12-22 06:54:55,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:54:55,763 INFO L481 AbstractCegarLoop]: Abstraction has 164 states and 223 transitions. [2020-12-22 06:54:55,763 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:54:55,764 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 223 transitions. [2020-12-22 06:54:55,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-12-22 06:54:55,768 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:54:55,769 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 06:54:55,769 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-22 06:54:55,769 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:54:55,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:54:55,770 INFO L82 PathProgramCache]: Analyzing trace with hash 1934711389, now seen corresponding path program 1 times [2020-12-22 06:54:55,771 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:54:55,771 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1460634440] [2020-12-22 06:54:55,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:54:55,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:54:55,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 06:54:55,866 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1460634440] [2020-12-22 06:54:55,866 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:54:55,866 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 06:54:55,866 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1547578774] [2020-12-22 06:54:55,867 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-22 06:54:55,868 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:54:55,869 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-22 06:54:55,869 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-22 06:54:55,869 INFO L87 Difference]: Start difference. First operand 164 states and 223 transitions. Second operand 4 states. [2020-12-22 06:54:55,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:54:55,951 INFO L93 Difference]: Finished difference Result 391 states and 527 transitions. [2020-12-22 06:54:55,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-22 06:54:55,952 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 34 [2020-12-22 06:54:55,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:54:55,954 INFO L225 Difference]: With dead ends: 391 [2020-12-22 06:54:55,954 INFO L226 Difference]: Without dead ends: 234 [2020-12-22 06:54:55,955 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:54:55,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 234 states. [2020-12-22 06:54:55,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 234 to 176. [2020-12-22 06:54:55,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 176 states. [2020-12-22 06:54:55,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 176 states and 235 transitions. [2020-12-22 06:54:55,971 INFO L78 Accepts]: Start accepts. Automaton has 176 states and 235 transitions. Word has length 34 [2020-12-22 06:54:55,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:54:55,971 INFO L481 AbstractCegarLoop]: Abstraction has 176 states and 235 transitions. [2020-12-22 06:54:55,971 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-22 06:54:55,971 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 235 transitions. [2020-12-22 06:54:55,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-12-22 06:54:55,972 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:54:55,972 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 06:54:55,973 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-22 06:54:55,973 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:54:55,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:54:55,974 INFO L82 PathProgramCache]: Analyzing trace with hash 1347905375, now seen corresponding path program 1 times [2020-12-22 06:54:55,974 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:54:55,974 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [887532026] [2020-12-22 06:54:55,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:54:55,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:54:56,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 06:54:56,023 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [887532026] [2020-12-22 06:54:56,023 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:54:56,023 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 06:54:56,024 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [491299183] [2020-12-22 06:54:56,024 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:54:56,024 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:54:56,025 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:54:56,025 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:54:56,025 INFO L87 Difference]: Start difference. First operand 176 states and 235 transitions. Second operand 3 states. [2020-12-22 06:54:56,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:54:56,068 INFO L93 Difference]: Finished difference Result 397 states and 529 transitions. [2020-12-22 06:54:56,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:54:56,069 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2020-12-22 06:54:56,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:54:56,074 INFO L225 Difference]: With dead ends: 397 [2020-12-22 06:54:56,074 INFO L226 Difference]: Without dead ends: 228 [2020-12-22 06:54:56,075 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:54:56,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228 states. [2020-12-22 06:54:56,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228 to 228. [2020-12-22 06:54:56,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 228 states. [2020-12-22 06:54:56,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 297 transitions. [2020-12-22 06:54:56,106 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 297 transitions. Word has length 34 [2020-12-22 06:54:56,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:54:56,111 INFO L481 AbstractCegarLoop]: Abstraction has 228 states and 297 transitions. [2020-12-22 06:54:56,111 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:54:56,111 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 297 transitions. [2020-12-22 06:54:56,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-12-22 06:54:56,113 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:54:56,114 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:54:56,114 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-12-22 06:54:56,114 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:54:56,115 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:54:56,115 INFO L82 PathProgramCache]: Analyzing trace with hash -48040801, now seen corresponding path program 1 times [2020-12-22 06:54:56,116 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:54:56,116 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [69152576] [2020-12-22 06:54:56,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:54:56,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:54:56,194 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 06:54:56,195 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [69152576] [2020-12-22 06:54:56,195 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:54:56,196 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 06:54:56,196 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2062462968] [2020-12-22 06:54:56,196 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:54:56,196 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:54:56,197 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:54:56,197 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:54:56,198 INFO L87 Difference]: Start difference. First operand 228 states and 297 transitions. Second operand 3 states. [2020-12-22 06:54:56,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:54:56,245 INFO L93 Difference]: Finished difference Result 365 states and 479 transitions. [2020-12-22 06:54:56,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:54:56,246 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 35 [2020-12-22 06:54:56,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:54:56,249 INFO L225 Difference]: With dead ends: 365 [2020-12-22 06:54:56,249 INFO L226 Difference]: Without dead ends: 363 [2020-12-22 06:54:56,250 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:54:56,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 363 states. [2020-12-22 06:54:56,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 363 to 282. [2020-12-22 06:54:56,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 282 states. [2020-12-22 06:54:56,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 376 transitions. [2020-12-22 06:54:56,274 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 376 transitions. Word has length 35 [2020-12-22 06:54:56,275 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:54:56,275 INFO L481 AbstractCegarLoop]: Abstraction has 282 states and 376 transitions. [2020-12-22 06:54:56,275 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:54:56,275 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 376 transitions. [2020-12-22 06:54:56,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-12-22 06:54:56,276 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:54:56,276 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:54:56,277 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-12-22 06:54:56,277 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:54:56,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:54:56,278 INFO L82 PathProgramCache]: Analyzing trace with hash -1372309068, now seen corresponding path program 1 times [2020-12-22 06:54:56,278 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:54:56,278 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1782841820] [2020-12-22 06:54:56,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:54:56,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:54:56,342 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 16 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 06:54:56,343 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1782841820] [2020-12-22 06:54:56,343 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [521040089] [2020-12-22 06:54:56,343 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 06:54:56,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:54:56,497 INFO L263 TraceCheckSpWp]: Trace formula consists of 448 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-22 06:54:56,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 06:54:56,600 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 06:54:56,601 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-22 06:54:56,601 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2020-12-22 06:54:56,601 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [681315690] [2020-12-22 06:54:56,602 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:54:56,602 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:54:56,602 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:54:56,603 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:54:56,603 INFO L87 Difference]: Start difference. First operand 282 states and 376 transitions. Second operand 3 states. [2020-12-22 06:54:56,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:54:56,681 INFO L93 Difference]: Finished difference Result 436 states and 593 transitions. [2020-12-22 06:54:56,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:54:56,681 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2020-12-22 06:54:56,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:54:56,683 INFO L225 Difference]: With dead ends: 436 [2020-12-22 06:54:56,683 INFO L226 Difference]: Without dead ends: 213 [2020-12-22 06:54:56,684 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:54:56,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 213 states. [2020-12-22 06:54:56,703 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 213 to 213. [2020-12-22 06:54:56,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 213 states. [2020-12-22 06:54:56,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 274 transitions. [2020-12-22 06:54:56,705 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 274 transitions. Word has length 60 [2020-12-22 06:54:56,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:54:56,705 INFO L481 AbstractCegarLoop]: Abstraction has 213 states and 274 transitions. [2020-12-22 06:54:56,705 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:54:56,705 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 274 transitions. [2020-12-22 06:54:56,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-12-22 06:54:56,706 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:54:56,706 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 06:54:56,919 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2020-12-22 06:54:56,920 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:54:56,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:54:56,921 INFO L82 PathProgramCache]: Analyzing trace with hash 777418342, now seen corresponding path program 1 times [2020-12-22 06:54:56,922 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:54:56,922 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1790219178] [2020-12-22 06:54:56,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:54:56,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:54:57,015 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-12-22 06:54:57,016 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1790219178] [2020-12-22 06:54:57,016 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:54:57,016 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-12-22 06:54:57,016 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1636245107] [2020-12-22 06:54:57,017 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-22 06:54:57,017 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:54:57,018 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-22 06:54:57,018 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-12-22 06:54:57,018 INFO L87 Difference]: Start difference. First operand 213 states and 274 transitions. Second operand 6 states. [2020-12-22 06:54:57,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:54:57,222 INFO L93 Difference]: Finished difference Result 678 states and 879 transitions. [2020-12-22 06:54:57,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-12-22 06:54:57,222 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 63 [2020-12-22 06:54:57,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:54:57,223 INFO L225 Difference]: With dead ends: 678 [2020-12-22 06:54:57,223 INFO L226 Difference]: Without dead ends: 0 [2020-12-22 06:54:57,224 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2020-12-22 06:54:57,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-22 06:54:57,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-22 06:54:57,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-22 06:54:57,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-22 06:54:57,225 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2020-12-22 06:54:57,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:54:57,225 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-22 06:54:57,226 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-22 06:54:57,226 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-22 06:54:57,226 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-22 06:54:57,226 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-12-22 06:54:57,228 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-22 06:54:57,364 WARN L197 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 63 [2020-12-22 06:54:57,575 WARN L197 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 60 [2020-12-22 06:54:57,751 WARN L197 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 72 [2020-12-22 06:54:57,862 WARN L197 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 68 [2020-12-22 06:54:58,214 WARN L197 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 22 [2020-12-22 06:54:58,362 WARN L197 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 19 [2020-12-22 06:54:58,672 WARN L197 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 24 [2020-12-22 06:54:58,916 WARN L197 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 26 [2020-12-22 06:54:59,231 WARN L197 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 21 [2020-12-22 06:54:59,575 WARN L197 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 23 [2020-12-22 06:54:59,805 WARN L197 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 26 [2020-12-22 06:55:00,015 WARN L197 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 22 [2020-12-22 06:55:00,020 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2020-12-22 06:55:00,021 INFO L185 CegarLoopUtils]: At program point L631(lines 624 634) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse2) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse1 (= |ULTIMATE.start_isMethaneAlarm_#res| 1) .cse2))) [2020-12-22 06:55:00,021 INFO L185 CegarLoopUtils]: At program point L631-1(lines 624 634) the Hoare annotation is: false [2020-12-22 06:55:00,021 INFO L189 CegarLoopUtils]: For program point L565(lines 565 573) no Hoare annotation was computed. [2020-12-22 06:55:00,021 INFO L185 CegarLoopUtils]: At program point L631-2(lines 624 634) the Hoare annotation is: false [2020-12-22 06:55:00,021 INFO L189 CegarLoopUtils]: For program point L565-1(lines 565 573) no Hoare annotation was computed. [2020-12-22 06:55:00,022 INFO L189 CegarLoopUtils]: For program point L565-2(lines 565 573) no Hoare annotation was computed. [2020-12-22 06:55:00,022 INFO L189 CegarLoopUtils]: For program point L565-3(lines 565 573) no Hoare annotation was computed. [2020-12-22 06:55:00,022 INFO L189 CegarLoopUtils]: For program point L565-4(lines 565 573) no Hoare annotation was computed. [2020-12-22 06:55:00,022 INFO L189 CegarLoopUtils]: For program point L565-5(lines 565 573) no Hoare annotation was computed. [2020-12-22 06:55:00,022 INFO L189 CegarLoopUtils]: For program point L865(lines 865 869) no Hoare annotation was computed. [2020-12-22 06:55:00,022 INFO L189 CegarLoopUtils]: For program point L865-3(lines 865 869) no Hoare annotation was computed. [2020-12-22 06:55:00,022 INFO L189 CegarLoopUtils]: For program point L865-6(lines 865 869) no Hoare annotation was computed. [2020-12-22 06:55:00,022 INFO L189 CegarLoopUtils]: For program point L535(lines 535 552) no Hoare annotation was computed. [2020-12-22 06:55:00,022 INFO L189 CegarLoopUtils]: For program point L535-1(lines 535 552) no Hoare annotation was computed. [2020-12-22 06:55:00,023 INFO L189 CegarLoopUtils]: For program point L535-2(lines 535 552) no Hoare annotation was computed. [2020-12-22 06:55:00,023 INFO L189 CegarLoopUtils]: For program point L535-3(lines 535 552) no Hoare annotation was computed. [2020-12-22 06:55:00,023 INFO L189 CegarLoopUtils]: For program point L535-4(lines 535 552) no Hoare annotation was computed. [2020-12-22 06:55:00,023 INFO L189 CegarLoopUtils]: For program point L535-5(lines 535 552) no Hoare annotation was computed. [2020-12-22 06:55:00,023 INFO L189 CegarLoopUtils]: For program point L535-6(lines 535 552) no Hoare annotation was computed. [2020-12-22 06:55:00,023 INFO L189 CegarLoopUtils]: For program point L535-7(lines 535 552) no Hoare annotation was computed. [2020-12-22 06:55:00,023 INFO L189 CegarLoopUtils]: For program point L535-8(lines 535 552) no Hoare annotation was computed. [2020-12-22 06:55:00,023 INFO L189 CegarLoopUtils]: For program point L535-9(lines 535 552) no Hoare annotation was computed. [2020-12-22 06:55:00,024 INFO L189 CegarLoopUtils]: For program point L535-10(lines 535 552) no Hoare annotation was computed. [2020-12-22 06:55:00,024 INFO L189 CegarLoopUtils]: For program point L535-11(lines 535 552) no Hoare annotation was computed. [2020-12-22 06:55:00,024 INFO L185 CegarLoopUtils]: At program point L503(lines 502 521) the Hoare annotation is: (let ((.cse5 (= ~methaneLevelCritical~0 1)) (.cse2 (= ~pumpRunning~0 0)) (.cse6 (= ~methAndRunningLastTime~0 0)) (.cse4 (<= 1 ~pumpRunning~0)) (.cse1 (= 1 ~systemActive~0)) (.cse0 (= ~methaneLevelCritical~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse1 .cse3 .cse6) (and .cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) .cse5 .cse1 .cse3) (and .cse5 .cse1 .cse2 .cse3 .cse6) (and .cse4 .cse1 .cse0 .cse3))) [2020-12-22 06:55:00,024 INFO L189 CegarLoopUtils]: For program point L503-1(lines 503 509) no Hoare annotation was computed. [2020-12-22 06:55:00,024 INFO L185 CegarLoopUtils]: At program point L503-2(lines 502 521) the Hoare annotation is: false [2020-12-22 06:55:00,024 INFO L185 CegarLoopUtils]: At program point L503-3(lines 502 521) the Hoare annotation is: false [2020-12-22 06:55:00,024 INFO L189 CegarLoopUtils]: For program point L75(lines 75 81) no Hoare annotation was computed. [2020-12-22 06:55:00,025 INFO L185 CegarLoopUtils]: At program point L75-1(lines 75 81) the Hoare annotation is: (let ((.cse3 (= ~pumpRunning~0 0)) (.cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse1 (= ~methaneLevelCritical~0 1)) (.cse7 (<= 1 ~pumpRunning~0)) (.cse2 (= 1 ~systemActive~0)) (.cse6 (= ~methaneLevelCritical~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= ~methAndRunningLastTime~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse2 .cse3 .cse4 .cse5) (and .cse7 .cse0 .cse1 .cse2 .cse4) (and .cse7 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~9 0) .cse2 .cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse4 .cse5))) [2020-12-22 06:55:00,025 INFO L189 CegarLoopUtils]: For program point L736(lines 736 753) no Hoare annotation was computed. [2020-12-22 06:55:00,025 INFO L185 CegarLoopUtils]: At program point L736-1(lines 1 995) the Hoare annotation is: (let ((.cse3 (= ~pumpRunning~0 0)) (.cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse1 (= ~methaneLevelCritical~0 1)) (.cse7 (<= 1 ~pumpRunning~0)) (.cse2 (= 1 ~systemActive~0)) (.cse6 (= ~methaneLevelCritical~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= ~methAndRunningLastTime~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse2 .cse3 .cse4 .cse5) (and .cse7 .cse0 .cse1 .cse2 .cse4) (and .cse7 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~9 0) .cse2 .cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse4 .cse5))) [2020-12-22 06:55:00,025 INFO L185 CegarLoopUtils]: At program point L769-2(lines 769 783) the Hoare annotation is: false [2020-12-22 06:55:00,025 INFO L189 CegarLoopUtils]: For program point L736-2(lines 736 753) no Hoare annotation was computed. [2020-12-22 06:55:00,028 INFO L185 CegarLoopUtils]: At program point L736-3(lines 1 995) the Hoare annotation is: false [2020-12-22 06:55:00,028 INFO L189 CegarLoopUtils]: For program point L736-4(lines 736 753) no Hoare annotation was computed. [2020-12-22 06:55:00,028 INFO L185 CegarLoopUtils]: At program point L736-5(lines 1 995) the Hoare annotation is: false [2020-12-22 06:55:00,029 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2020-12-22 06:55:00,029 INFO L185 CegarLoopUtils]: At program point L902(lines 897 905) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse2) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse1 .cse2))) [2020-12-22 06:55:00,029 INFO L185 CegarLoopUtils]: At program point L902-1(lines 897 905) the Hoare annotation is: (let ((.cse2 (= ~methaneLevelCritical~0 0)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse7 (= ~methaneLevelCritical~0 1)) (.cse1 (= 1 ~systemActive~0)) (.cse5 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse2 .cse1 .cse3 .cse5 .cse4) (and .cse0 .cse6 .cse7 .cse1 .cse4 (= ~methAndRunningLastTime~0 0)) (and .cse6 .cse7 .cse1 .cse5 .cse4))) [2020-12-22 06:55:00,029 INFO L185 CegarLoopUtils]: At program point L902-2(lines 897 905) the Hoare annotation is: false [2020-12-22 06:55:00,029 INFO L185 CegarLoopUtils]: At program point L902-3(lines 897 905) the Hoare annotation is: false [2020-12-22 06:55:00,029 INFO L189 CegarLoopUtils]: For program point L770(line 770) no Hoare annotation was computed. [2020-12-22 06:55:00,030 INFO L185 CegarLoopUtils]: At program point L902-4(lines 897 905) the Hoare annotation is: false [2020-12-22 06:55:00,030 INFO L185 CegarLoopUtils]: At program point L902-5(lines 897 905) the Hoare annotation is: false [2020-12-22 06:55:00,030 INFO L189 CegarLoopUtils]: For program point L539(lines 539 547) no Hoare annotation was computed. [2020-12-22 06:55:00,030 INFO L189 CegarLoopUtils]: For program point L539-1(lines 539 547) no Hoare annotation was computed. [2020-12-22 06:55:00,030 INFO L189 CegarLoopUtils]: For program point L539-2(lines 539 547) no Hoare annotation was computed. [2020-12-22 06:55:00,030 INFO L189 CegarLoopUtils]: For program point L539-3(lines 539 547) no Hoare annotation was computed. [2020-12-22 06:55:00,030 INFO L189 CegarLoopUtils]: For program point L539-4(lines 539 547) no Hoare annotation was computed. [2020-12-22 06:55:00,031 INFO L189 CegarLoopUtils]: For program point L539-5(lines 539 547) no Hoare annotation was computed. [2020-12-22 06:55:00,031 INFO L189 CegarLoopUtils]: For program point L539-6(lines 539 547) no Hoare annotation was computed. [2020-12-22 06:55:00,031 INFO L189 CegarLoopUtils]: For program point L539-7(lines 539 547) no Hoare annotation was computed. [2020-12-22 06:55:00,031 INFO L189 CegarLoopUtils]: For program point L539-8(lines 539 547) no Hoare annotation was computed. [2020-12-22 06:55:00,031 INFO L189 CegarLoopUtils]: For program point L539-9(lines 539 547) no Hoare annotation was computed. [2020-12-22 06:55:00,031 INFO L189 CegarLoopUtils]: For program point L539-10(lines 539 547) no Hoare annotation was computed. [2020-12-22 06:55:00,031 INFO L189 CegarLoopUtils]: For program point L539-11(lines 539 547) no Hoare annotation was computed. [2020-12-22 06:55:00,031 INFO L185 CegarLoopUtils]: At program point L111(lines 64 112) the Hoare annotation is: false [2020-12-22 06:55:00,032 INFO L185 CegarLoopUtils]: At program point L640(lines 635 643) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse1 (= ~methaneLevelCritical~0 1)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (<= 1 ~pumpRunning~0) .cse0 .cse1 .cse2 .cse3 (= ~methAndRunningLastTime~0 0)) (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) .cse3))) [2020-12-22 06:55:00,032 INFO L185 CegarLoopUtils]: At program point L640-1(lines 635 643) the Hoare annotation is: false [2020-12-22 06:55:00,032 INFO L185 CegarLoopUtils]: At program point L640-2(lines 635 643) the Hoare annotation is: false [2020-12-22 06:55:00,032 INFO L189 CegarLoopUtils]: For program point L46(line 46) no Hoare annotation was computed. [2020-12-22 06:55:00,032 INFO L189 CegarLoopUtils]: For program point L46-1(line 46) no Hoare annotation was computed. [2020-12-22 06:55:00,032 INFO L189 CegarLoopUtils]: For program point L46-2(line 46) no Hoare annotation was computed. [2020-12-22 06:55:00,032 INFO L189 CegarLoopUtils]: For program point L773(lines 773 777) no Hoare annotation was computed. [2020-12-22 06:55:00,033 INFO L189 CegarLoopUtils]: For program point L740(lines 740 750) no Hoare annotation was computed. [2020-12-22 06:55:00,033 INFO L189 CegarLoopUtils]: For program point L773-1(lines 503 509) no Hoare annotation was computed. [2020-12-22 06:55:00,033 INFO L189 CegarLoopUtils]: For program point L740-2(lines 740 750) no Hoare annotation was computed. [2020-12-22 06:55:00,033 INFO L189 CegarLoopUtils]: For program point L740-4(lines 740 750) no Hoare annotation was computed. [2020-12-22 06:55:00,033 INFO L189 CegarLoopUtils]: For program point L741(lines 741 747) no Hoare annotation was computed. [2020-12-22 06:55:00,033 INFO L189 CegarLoopUtils]: For program point L708(lines 708 712) no Hoare annotation was computed. [2020-12-22 06:55:00,033 INFO L189 CegarLoopUtils]: For program point L741-2(lines 741 747) no Hoare annotation was computed. [2020-12-22 06:55:00,033 INFO L189 CegarLoopUtils]: For program point L708-2(lines 708 712) no Hoare annotation was computed. [2020-12-22 06:55:00,033 INFO L189 CegarLoopUtils]: For program point L708-3(lines 708 712) no Hoare annotation was computed. [2020-12-22 06:55:00,034 INFO L189 CegarLoopUtils]: For program point L741-4(lines 741 747) no Hoare annotation was computed. [2020-12-22 06:55:00,034 INFO L189 CegarLoopUtils]: For program point L708-5(lines 708 712) no Hoare annotation was computed. [2020-12-22 06:55:00,034 INFO L185 CegarLoopUtils]: At program point L510(lines 510 516) the Hoare annotation is: (let ((.cse5 (= ~methaneLevelCritical~0 1)) (.cse2 (= ~pumpRunning~0 0)) (.cse4 (<= 1 ~pumpRunning~0)) (.cse1 (= 1 ~systemActive~0)) (.cse0 (= ~methaneLevelCritical~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse1 .cse3 (= ~methAndRunningLastTime~0 0)) (and .cse5 .cse1 .cse2 .cse3) (and .cse4 .cse1 .cse0 .cse3))) [2020-12-22 06:55:00,034 INFO L189 CegarLoopUtils]: For program point L708-6(lines 708 712) no Hoare annotation was computed. [2020-12-22 06:55:00,034 INFO L185 CegarLoopUtils]: At program point L510-1(lines 510 516) the Hoare annotation is: false [2020-12-22 06:55:00,034 INFO L189 CegarLoopUtils]: For program point L708-8(lines 708 712) no Hoare annotation was computed. [2020-12-22 06:55:00,034 INFO L185 CegarLoopUtils]: At program point L510-2(lines 510 516) the Hoare annotation is: false [2020-12-22 06:55:00,035 INFO L189 CegarLoopUtils]: For program point L708-9(lines 708 712) no Hoare annotation was computed. [2020-12-22 06:55:00,035 INFO L189 CegarLoopUtils]: For program point L708-11(lines 708 712) no Hoare annotation was computed. [2020-12-22 06:55:00,035 INFO L189 CegarLoopUtils]: For program point L708-12(lines 708 712) no Hoare annotation was computed. [2020-12-22 06:55:00,035 INFO L189 CegarLoopUtils]: For program point L708-14(lines 708 712) no Hoare annotation was computed. [2020-12-22 06:55:00,035 INFO L189 CegarLoopUtils]: For program point L708-15(lines 708 712) no Hoare annotation was computed. [2020-12-22 06:55:00,035 INFO L189 CegarLoopUtils]: For program point L708-17(lines 708 712) no Hoare annotation was computed. [2020-12-22 06:55:00,035 INFO L189 CegarLoopUtils]: For program point L942(lines 942 948) no Hoare annotation was computed. [2020-12-22 06:55:00,035 INFO L189 CegarLoopUtils]: For program point L942-1(lines 942 948) no Hoare annotation was computed. [2020-12-22 06:55:00,035 INFO L189 CegarLoopUtils]: For program point L942-2(lines 942 948) no Hoare annotation was computed. [2020-12-22 06:55:00,036 INFO L189 CegarLoopUtils]: For program point L942-3(lines 942 948) no Hoare annotation was computed. [2020-12-22 06:55:00,036 INFO L189 CegarLoopUtils]: For program point L942-4(lines 942 948) no Hoare annotation was computed. [2020-12-22 06:55:00,036 INFO L189 CegarLoopUtils]: For program point L942-5(lines 942 948) no Hoare annotation was computed. [2020-12-22 06:55:00,038 INFO L189 CegarLoopUtils]: For program point L942-6(lines 942 948) no Hoare annotation was computed. [2020-12-22 06:55:00,038 INFO L189 CegarLoopUtils]: For program point L942-7(lines 942 948) no Hoare annotation was computed. [2020-12-22 06:55:00,038 INFO L189 CegarLoopUtils]: For program point L942-8(lines 942 948) no Hoare annotation was computed. [2020-12-22 06:55:00,039 INFO L189 CegarLoopUtils]: For program point L942-9(lines 942 948) no Hoare annotation was computed. [2020-12-22 06:55:00,039 INFO L189 CegarLoopUtils]: For program point L942-10(lines 942 948) no Hoare annotation was computed. [2020-12-22 06:55:00,039 INFO L189 CegarLoopUtils]: For program point L942-11(lines 942 948) no Hoare annotation was computed. [2020-12-22 06:55:00,039 INFO L189 CegarLoopUtils]: For program point L877(lines 877 881) no Hoare annotation was computed. [2020-12-22 06:55:00,039 INFO L189 CegarLoopUtils]: For program point L844(lines 844 851) no Hoare annotation was computed. [2020-12-22 06:55:00,039 INFO L192 CegarLoopUtils]: At program point L844-1(lines 844 851) the Hoare annotation is: true [2020-12-22 06:55:00,039 INFO L189 CegarLoopUtils]: For program point L85(lines 85 91) no Hoare annotation was computed. [2020-12-22 06:55:00,039 INFO L185 CegarLoopUtils]: At program point L85-1(lines 85 91) the Hoare annotation is: (let ((.cse6 (= ~methaneLevelCritical~0 1)) (.cse2 (= ~pumpRunning~0 0)) (.cse4 (= ~methAndRunningLastTime~0 0)) (.cse5 (<= 1 ~pumpRunning~0)) (.cse1 (= 1 ~systemActive~0)) (.cse0 (= ~methaneLevelCritical~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse1 .cse3 .cse4) (and .cse5 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) .cse6 .cse1 .cse3) (and .cse6 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse1 .cse0 .cse3))) [2020-12-22 06:55:00,040 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-22 06:55:00,040 INFO L185 CegarLoopUtils]: At program point L714(lines 699 717) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:55:00,040 INFO L185 CegarLoopUtils]: At program point L714-1(lines 699 717) the Hoare annotation is: false [2020-12-22 06:55:00,040 INFO L185 CegarLoopUtils]: At program point L714-2(lines 699 717) the Hoare annotation is: false [2020-12-22 06:55:00,040 INFO L185 CegarLoopUtils]: At program point L714-3(lines 699 717) the Hoare annotation is: false [2020-12-22 06:55:00,040 INFO L185 CegarLoopUtils]: At program point L714-4(lines 699 717) the Hoare annotation is: false [2020-12-22 06:55:00,041 INFO L185 CegarLoopUtils]: At program point L714-5(lines 699 717) the Hoare annotation is: false [2020-12-22 06:55:00,041 INFO L185 CegarLoopUtils]: At program point L947(lines 938 951) the Hoare annotation is: false [2020-12-22 06:55:00,041 INFO L185 CegarLoopUtils]: At program point L947-1(lines 938 951) the Hoare annotation is: false [2020-12-22 06:55:00,041 INFO L185 CegarLoopUtils]: At program point L947-2(lines 938 951) the Hoare annotation is: false [2020-12-22 06:55:00,041 INFO L185 CegarLoopUtils]: At program point L947-3(lines 938 951) the Hoare annotation is: (let ((.cse3 (= ~methaneLevelCritical~0 1)) (.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 (= ~methaneLevelCritical~0 0) .cse1 .cse2) (and .cse3 .cse0 .cse1 .cse2 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1)) (and .cse3 .cse0 .cse1 .cse2 (= ~methAndRunningLastTime~0 0)))) [2020-12-22 06:55:00,041 INFO L185 CegarLoopUtils]: At program point L947-4(lines 938 951) the Hoare annotation is: false [2020-12-22 06:55:00,041 INFO L185 CegarLoopUtils]: At program point L947-5(lines 938 951) the Hoare annotation is: false [2020-12-22 06:55:00,042 INFO L185 CegarLoopUtils]: At program point L947-6(lines 938 951) the Hoare annotation is: false [2020-12-22 06:55:00,042 INFO L185 CegarLoopUtils]: At program point L947-7(lines 938 951) the Hoare annotation is: false [2020-12-22 06:55:00,042 INFO L185 CegarLoopUtils]: At program point L947-8(lines 938 951) the Hoare annotation is: false [2020-12-22 06:55:00,042 INFO L185 CegarLoopUtils]: At program point L947-9(lines 938 951) the Hoare annotation is: false [2020-12-22 06:55:00,042 INFO L185 CegarLoopUtils]: At program point L947-10(lines 938 951) the Hoare annotation is: false [2020-12-22 06:55:00,042 INFO L185 CegarLoopUtils]: At program point L947-11(lines 938 951) the Hoare annotation is: false [2020-12-22 06:55:00,042 INFO L185 CegarLoopUtils]: At program point L817(lines 813 819) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) [2020-12-22 06:55:00,042 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-22 06:55:00,043 INFO L189 CegarLoopUtils]: For program point L587(lines 587 604) no Hoare annotation was computed. [2020-12-22 06:55:00,043 INFO L189 CegarLoopUtils]: For program point L587-1(lines 587 604) no Hoare annotation was computed. [2020-12-22 06:55:00,043 INFO L189 CegarLoopUtils]: For program point L587-2(lines 587 604) no Hoare annotation was computed. [2020-12-22 06:55:00,044 INFO L185 CegarLoopUtils]: At program point L984(lines 1 995) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) [2020-12-22 06:55:00,044 INFO L192 CegarLoopUtils]: At program point L853(lines 834 856) the Hoare annotation is: true [2020-12-22 06:55:00,044 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-22 06:55:00,044 INFO L189 CegarLoopUtils]: For program point L689(lines 689 693) no Hoare annotation was computed. [2020-12-22 06:55:00,044 INFO L189 CegarLoopUtils]: For program point L689-2(lines 689 693) no Hoare annotation was computed. [2020-12-22 06:55:00,045 INFO L189 CegarLoopUtils]: For program point L689-3(lines 689 693) no Hoare annotation was computed. [2020-12-22 06:55:00,045 INFO L189 CegarLoopUtils]: For program point L689-5(lines 689 693) no Hoare annotation was computed. [2020-12-22 06:55:00,045 INFO L189 CegarLoopUtils]: For program point L689-6(lines 689 693) no Hoare annotation was computed. [2020-12-22 06:55:00,045 INFO L189 CegarLoopUtils]: For program point L689-8(lines 689 693) no Hoare annotation was computed. [2020-12-22 06:55:00,045 INFO L189 CegarLoopUtils]: For program point L689-9(lines 689 693) no Hoare annotation was computed. [2020-12-22 06:55:00,045 INFO L189 CegarLoopUtils]: For program point L689-11(lines 689 693) no Hoare annotation was computed. [2020-12-22 06:55:00,046 INFO L189 CegarLoopUtils]: For program point L689-12(lines 689 693) no Hoare annotation was computed. [2020-12-22 06:55:00,046 INFO L189 CegarLoopUtils]: For program point L689-14(lines 689 693) no Hoare annotation was computed. [2020-12-22 06:55:00,046 INFO L189 CegarLoopUtils]: For program point L689-15(lines 689 693) no Hoare annotation was computed. [2020-12-22 06:55:00,046 INFO L189 CegarLoopUtils]: For program point L689-17(lines 689 693) no Hoare annotation was computed. [2020-12-22 06:55:00,046 INFO L189 CegarLoopUtils]: For program point L95(lines 95 106) no Hoare annotation was computed. [2020-12-22 06:55:00,046 INFO L189 CegarLoopUtils]: For program point L689-18(lines 689 693) no Hoare annotation was computed. [2020-12-22 06:55:00,046 INFO L189 CegarLoopUtils]: For program point L689-20(lines 689 693) no Hoare annotation was computed. [2020-12-22 06:55:00,046 INFO L189 CegarLoopUtils]: For program point L689-21(lines 689 693) no Hoare annotation was computed. [2020-12-22 06:55:00,046 INFO L189 CegarLoopUtils]: For program point L689-23(lines 689 693) no Hoare annotation was computed. [2020-12-22 06:55:00,046 INFO L189 CegarLoopUtils]: For program point L689-24(lines 689 693) no Hoare annotation was computed. [2020-12-22 06:55:00,047 INFO L189 CegarLoopUtils]: For program point L689-26(lines 689 693) no Hoare annotation was computed. [2020-12-22 06:55:00,047 INFO L189 CegarLoopUtils]: For program point L689-27(lines 689 693) no Hoare annotation was computed. [2020-12-22 06:55:00,048 INFO L189 CegarLoopUtils]: For program point L689-29(lines 689 693) no Hoare annotation was computed. [2020-12-22 06:55:00,048 INFO L189 CegarLoopUtils]: For program point L689-30(lines 689 693) no Hoare annotation was computed. [2020-12-22 06:55:00,048 INFO L189 CegarLoopUtils]: For program point L689-32(lines 689 693) no Hoare annotation was computed. [2020-12-22 06:55:00,048 INFO L189 CegarLoopUtils]: For program point L689-33(lines 689 693) no Hoare annotation was computed. [2020-12-22 06:55:00,048 INFO L189 CegarLoopUtils]: For program point L591(lines 591 599) no Hoare annotation was computed. [2020-12-22 06:55:00,048 INFO L189 CegarLoopUtils]: For program point L591-1(lines 591 599) no Hoare annotation was computed. [2020-12-22 06:55:00,048 INFO L189 CegarLoopUtils]: For program point L689-35(lines 689 693) no Hoare annotation was computed. [2020-12-22 06:55:00,049 INFO L189 CegarLoopUtils]: For program point L591-2(lines 591 599) no Hoare annotation was computed. [2020-12-22 06:55:00,049 INFO L189 CegarLoopUtils]: For program point L889(lines 889 893) no Hoare annotation was computed. [2020-12-22 06:55:00,049 INFO L185 CegarLoopUtils]: At program point L725(lines 720 727) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) [2020-12-22 06:55:00,049 INFO L189 CegarLoopUtils]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-22 06:55:00,050 INFO L185 CegarLoopUtils]: At program point L957(lines 952 960) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:55:00,050 INFO L185 CegarLoopUtils]: At program point L957-1(lines 952 960) the Hoare annotation is: false [2020-12-22 06:55:00,050 INFO L185 CegarLoopUtils]: At program point L957-2(lines 952 960) the Hoare annotation is: false [2020-12-22 06:55:00,050 INFO L185 CegarLoopUtils]: At program point L957-3(lines 952 960) the Hoare annotation is: false [2020-12-22 06:55:00,050 INFO L185 CegarLoopUtils]: At program point L957-4(lines 952 960) the Hoare annotation is: false [2020-12-22 06:55:00,050 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2020-12-22 06:55:00,050 INFO L185 CegarLoopUtils]: At program point L957-5(lines 952 960) the Hoare annotation is: false [2020-12-22 06:55:00,050 INFO L189 CegarLoopUtils]: For program point L561(lines 561 578) no Hoare annotation was computed. [2020-12-22 06:55:00,051 INFO L189 CegarLoopUtils]: For program point L561-1(lines 561 578) no Hoare annotation was computed. [2020-12-22 06:55:00,051 INFO L189 CegarLoopUtils]: For program point L561-2(lines 561 578) no Hoare annotation was computed. [2020-12-22 06:55:00,051 INFO L189 CegarLoopUtils]: For program point L561-3(lines 561 578) no Hoare annotation was computed. [2020-12-22 06:55:00,051 INFO L189 CegarLoopUtils]: For program point L561-4(lines 561 578) no Hoare annotation was computed. [2020-12-22 06:55:00,051 INFO L189 CegarLoopUtils]: For program point L561-5(lines 561 578) no Hoare annotation was computed. [2020-12-22 06:55:00,051 INFO L189 CegarLoopUtils]: For program point L66(lines 65 110) no Hoare annotation was computed. [2020-12-22 06:55:00,051 INFO L189 CegarLoopUtils]: For program point L67(lines 67 71) no Hoare annotation was computed. [2020-12-22 06:55:00,051 INFO L185 CegarLoopUtils]: At program point L992(lines 987 995) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) [2020-12-22 06:55:00,052 INFO L185 CegarLoopUtils]: At program point L695(lines 680 698) the Hoare annotation is: false [2020-12-22 06:55:00,052 INFO L185 CegarLoopUtils]: At program point L695-1(lines 680 698) the Hoare annotation is: false [2020-12-22 06:55:00,052 INFO L185 CegarLoopUtils]: At program point L695-2(lines 680 698) the Hoare annotation is: false [2020-12-22 06:55:00,052 INFO L185 CegarLoopUtils]: At program point L695-3(lines 680 698) the Hoare annotation is: (let ((.cse3 (= ~methaneLevelCritical~0 1)) (.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 (= ~methaneLevelCritical~0 0) .cse1 .cse2) (and .cse3 .cse0 .cse1 .cse2 (= ~methAndRunningLastTime~0 0)) (and .cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0) .cse0 (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse1 .cse2))) [2020-12-22 06:55:00,052 INFO L185 CegarLoopUtils]: At program point L695-4(lines 680 698) the Hoare annotation is: false [2020-12-22 06:55:00,052 INFO L185 CegarLoopUtils]: At program point L695-5(lines 680 698) the Hoare annotation is: false [2020-12-22 06:55:00,052 INFO L185 CegarLoopUtils]: At program point L695-6(lines 680 698) the Hoare annotation is: false [2020-12-22 06:55:00,052 INFO L185 CegarLoopUtils]: At program point L695-7(lines 680 698) the Hoare annotation is: false [2020-12-22 06:55:00,053 INFO L185 CegarLoopUtils]: At program point L695-8(lines 680 698) the Hoare annotation is: false [2020-12-22 06:55:00,054 INFO L185 CegarLoopUtils]: At program point L695-9(lines 680 698) the Hoare annotation is: false [2020-12-22 06:55:00,054 INFO L185 CegarLoopUtils]: At program point L695-10(lines 680 698) the Hoare annotation is: false [2020-12-22 06:55:00,054 INFO L185 CegarLoopUtils]: At program point L695-11(lines 680 698) the Hoare annotation is: false [2020-12-22 06:55:00,054 INFO L189 CegarLoopUtils]: For program point L101(lines 101 105) no Hoare annotation was computed. [2020-12-22 06:55:00,054 INFO L189 CegarLoopUtils]: For program point L101-2(lines 503 509) no Hoare annotation was computed. [2020-12-22 06:55:00,116 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.12 06:55:00 BoogieIcfgContainer [2020-12-22 06:55:00,116 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-22 06:55:00,117 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-22 06:55:00,117 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-22 06:55:00,119 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-22 06:55:00,120 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:54:53" (3/4) ... [2020-12-22 06:55:00,125 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-22 06:55:00,153 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-12-22 06:55:00,155 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-12-22 06:55:00,157 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-12-22 06:55:00,159 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-12-22 06:55:00,161 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-12-22 06:55:00,163 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-22 06:55:00,165 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-22 06:55:00,197 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) || ((((methaneLevelCritical == 0 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || ((((1 <= pumpRunning && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && splverifierCounter == 0)) || ((((((1 <= pumpRunning && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) [2020-12-22 06:55:00,198 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) || ((((methaneLevelCritical == 0 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || ((((1 <= pumpRunning && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && splverifierCounter == 0)) || ((((((1 <= pumpRunning && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) [2020-12-22 06:55:00,198 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((methaneLevelCritical == 0 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) || ((((1 <= pumpRunning && methaneLevelCritical == 1) && 1 == systemActive) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || ((((1 <= pumpRunning && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && splverifierCounter == 0)) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || (((1 <= pumpRunning && 1 == systemActive) && methaneLevelCritical == 0) && splverifierCounter == 0) [2020-12-22 06:55:00,199 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((methaneLevelCritical == 0 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((((1 <= pumpRunning && methaneLevelCritical == 1) && 1 == systemActive) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || ((((1 <= pumpRunning && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && splverifierCounter == 0)) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || (((1 <= pumpRunning && 1 == systemActive) && methaneLevelCritical == 0) && splverifierCounter == 0) [2020-12-22 06:55:00,201 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 <= pumpRunning && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) || ((((methaneLevelCritical == 0 && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || ((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) [2020-12-22 06:55:00,202 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 <= pumpRunning && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) || ((((1 <= pumpRunning && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && splverifierCounter == 0) [2020-12-22 06:55:00,203 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 <= pumpRunning && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) || (((((1 <= pumpRunning && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && \result == 1) && splverifierCounter == 0) [2020-12-22 06:55:00,203 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 <= pumpRunning && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && splverifierCounter == 0) && methAndRunningLastTime == 0) || (((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) [2020-12-22 06:55:00,204 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) [2020-12-22 06:55:00,206 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || (((((methaneLevelCritical == 1 && tmp___0 == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) [2020-12-22 06:55:00,207 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 <= pumpRunning && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0 [2020-12-22 06:55:00,208 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 <= pumpRunning && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0 [2020-12-22 06:55:00,340 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/product-lines/minepump_spec2_product53.cil.c-witness.graphml [2020-12-22 06:55:00,341 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-22 06:55:00,342 INFO L168 Benchmark]: Toolchain (without parser) took 8680.56 ms. Allocated memory was 151.0 MB in the beginning and 226.5 MB in the end (delta: 75.5 MB). Free memory was 125.7 MB in the beginning and 98.6 MB in the end (delta: 27.1 MB). Peak memory consumption was 103.6 MB. Max. memory is 8.0 GB. [2020-12-22 06:55:00,343 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 151.0 MB. Free memory is still 124.9 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-12-22 06:55:00,343 INFO L168 Benchmark]: CACSL2BoogieTranslator took 686.04 ms. Allocated memory is still 151.0 MB. Free memory was 125.5 MB in the beginning and 103.5 MB in the end (delta: 22.0 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. [2020-12-22 06:55:00,343 INFO L168 Benchmark]: Boogie Procedure Inliner took 122.45 ms. Allocated memory is still 151.0 MB. Free memory was 103.3 MB in the beginning and 131.6 MB in the end (delta: -28.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 8.0 GB. [2020-12-22 06:55:00,344 INFO L168 Benchmark]: Boogie Preprocessor took 126.44 ms. Allocated memory is still 151.0 MB. Free memory was 131.6 MB in the beginning and 128.0 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-12-22 06:55:00,344 INFO L168 Benchmark]: RCFGBuilder took 1364.44 ms. Allocated memory is still 151.0 MB. Free memory was 128.0 MB in the beginning and 125.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 83.8 MB. Max. memory is 8.0 GB. [2020-12-22 06:55:00,345 INFO L168 Benchmark]: TraceAbstraction took 6143.96 ms. Allocated memory was 151.0 MB in the beginning and 226.5 MB in the end (delta: 75.5 MB). Free memory was 125.4 MB in the beginning and 115.0 MB in the end (delta: 10.4 MB). Peak memory consumption was 136.5 MB. Max. memory is 8.0 GB. [2020-12-22 06:55:00,345 INFO L168 Benchmark]: Witness Printer took 224.20 ms. Allocated memory is still 226.5 MB. Free memory was 115.0 MB in the beginning and 98.6 MB in the end (delta: 16.4 MB). Peak memory consumption was 16.8 MB. Max. memory is 8.0 GB. [2020-12-22 06:55:00,347 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 151.0 MB. Free memory is still 124.9 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 686.04 ms. Allocated memory is still 151.0 MB. Free memory was 125.5 MB in the beginning and 103.5 MB in the end (delta: 22.0 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 122.45 ms. Allocated memory is still 151.0 MB. Free memory was 103.3 MB in the beginning and 131.6 MB in the end (delta: -28.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 126.44 ms. Allocated memory is still 151.0 MB. Free memory was 131.6 MB in the beginning and 128.0 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1364.44 ms. Allocated memory is still 151.0 MB. Free memory was 128.0 MB in the beginning and 125.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 83.8 MB. Max. memory is 8.0 GB. * TraceAbstraction took 6143.96 ms. Allocated memory was 151.0 MB in the beginning and 226.5 MB in the end (delta: 75.5 MB). Free memory was 125.4 MB in the beginning and 115.0 MB in the end (delta: 10.4 MB). Peak memory consumption was 136.5 MB. Max. memory is 8.0 GB. * Witness Printer took 224.20 ms. Allocated memory is still 226.5 MB. Free memory was 115.0 MB in the beginning and 98.6 MB in the end (delta: 16.4 MB). Peak memory consumption was 16.8 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 46]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 46]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 46]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 938]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 938]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 938]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 844]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 938]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 938]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: ((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || (((((methaneLevelCritical == 1 && tmp___0 == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 635]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 938]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 938]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 938]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 938]: Loop Invariant Derived loop invariant: ((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) - InvariantResult [Line: 938]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && methAndRunningLastTime == 0 - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 635]: Loop Invariant Derived loop invariant: (((((1 <= pumpRunning && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && splverifierCounter == 0) && methAndRunningLastTime == 0) || (((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: (((((((methaneLevelCritical == 0 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) || ((((1 <= pumpRunning && methaneLevelCritical == 1) && 1 == systemActive) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || ((((1 <= pumpRunning && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && splverifierCounter == 0)) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || (((1 <= pumpRunning && 1 == systemActive) && methaneLevelCritical == 0) && splverifierCounter == 0) - InvariantResult [Line: 635]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 699]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 699]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 699]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 699]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 699]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 987]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && methAndRunningLastTime == 0 - InvariantResult [Line: 720]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && methAndRunningLastTime == 0 - InvariantResult [Line: 834]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 699]: Loop Invariant Derived loop invariant: (((1 <= pumpRunning && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) || ((((methaneLevelCritical == 0 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || ((((1 <= pumpRunning && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && splverifierCounter == 0)) || ((((((1 <= pumpRunning && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) - InvariantResult [Line: 769]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 510]: Loop Invariant Derived loop invariant: (((((methaneLevelCritical == 0 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((((1 <= pumpRunning && methaneLevelCritical == 1) && 1 == systemActive) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || (((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((1 <= pumpRunning && 1 == systemActive) && methaneLevelCritical == 0) && splverifierCounter == 0) - InvariantResult [Line: 510]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 510]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 813]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && methAndRunningLastTime == 0 - InvariantResult [Line: 897]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 897]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 897]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: ((((((methaneLevelCritical == 0 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((((1 <= pumpRunning && methaneLevelCritical == 1) && 1 == systemActive) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || ((((1 <= pumpRunning && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && splverifierCounter == 0)) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || (((1 <= pumpRunning && 1 == systemActive) && methaneLevelCritical == 0) && splverifierCounter == 0) - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: ((((1 <= pumpRunning && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) || (((((1 <= pumpRunning && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && \result == 1) && splverifierCounter == 0) - InvariantResult [Line: 897]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 75]: Loop Invariant Derived loop invariant: (((((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) || ((((methaneLevelCritical == 0 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || ((((1 <= pumpRunning && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && splverifierCounter == 0)) || ((((((1 <= pumpRunning && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) - InvariantResult [Line: 938]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 938]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: (((1 <= pumpRunning && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0 - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 897]: Loop Invariant Derived loop invariant: ((((1 <= pumpRunning && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) || ((((1 <= pumpRunning && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 897]: Loop Invariant Derived loop invariant: ((((((1 <= pumpRunning && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) || ((((methaneLevelCritical == 0 && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || ((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 193 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.1s, OverallIterations: 12, TraceHistogramMax: 2, AutomataDifference: 1.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1489 SDtfs, 1401 SDslu, 1909 SDs, 0 SdLazy, 269 SolverSat, 64 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 123 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=282occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 12 MinimizatonAttempts, 682 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 67 LocationsWithAnnotation, 67 PreInvPairs, 229 NumberOfFragments, 774 HoareAnnotationTreeSize, 67 FomulaSimplifications, 95578 FormulaSimplificationTreeSizeReduction, 0.7s HoareSimplificationTime, 67 FomulaSimplificationsInter, 11650 FormulaSimplificationTreeSizeReductionInter, 2.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 474 NumberOfCodeBlocks, 474 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 461 ConstructedInterpolants, 0 QuantifiedInterpolants, 39108 SizeOfPredicates, 0 NumberOfNonLiveVariables, 448 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 13 InterpolantComputations, 12 PerfectInterpolantSequences, 58/67 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...