/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc config/AutomizerReach.xml -s config/svcomp-Reach-64bit-Automizer_Default.epf -i ../sv-benchmarks/c/product-lines/minepump_spec3_product57.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-4f750a8 [2020-12-22 06:55:50,576 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-22 06:55:50,579 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-22 06:55:50,614 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-22 06:55:50,614 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-22 06:55:50,616 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-22 06:55:50,618 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-22 06:55:50,620 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-22 06:55:50,622 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-22 06:55:50,623 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-22 06:55:50,625 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-22 06:55:50,626 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-22 06:55:50,627 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-22 06:55:50,628 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-22 06:55:50,630 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-22 06:55:50,631 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-22 06:55:50,633 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-22 06:55:50,634 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-22 06:55:50,640 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-22 06:55:50,645 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-22 06:55:50,652 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-22 06:55:50,655 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-22 06:55:50,657 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-22 06:55:50,658 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-22 06:55:50,679 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-12-22 06:55:50,695 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-22 06:55:50,696 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-22 06:55:50,697 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-22 06:55:50,700 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-22 06:55:50,702 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-22 06:55:50,702 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-22 06:55:50,703 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-22 06:55:50,704 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-22 06:55:50,704 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-22 06:55:50,705 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-22 06:55:50,707 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-22 06:55:50,708 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-22 06:55:50,766 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-22 06:55:50,767 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-22 06:55:50,771 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-22 06:55:50,771 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-22 06:55:50,772 INFO L138 SettingsManager]: * Use SBE=true [2020-12-22 06:55:50,772 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-22 06:55:50,772 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-22 06:55:50,772 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-22 06:55:50,772 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-22 06:55:50,773 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-22 06:55:50,774 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-22 06:55:50,774 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-22 06:55:50,774 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-22 06:55:50,775 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-22 06:55:50,775 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-22 06:55:50,775 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-22 06:55:50,775 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-22 06:55:50,776 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 06:55:50,776 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-22 06:55:50,776 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-22 06:55:50,776 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-22 06:55:50,776 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-22 06:55:50,777 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-22 06:55:50,777 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-22 06:55:50,777 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-22 06:55:50,777 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-22 06:55:51,284 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-22 06:55:51,318 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-22 06:55:51,321 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-22 06:55:51,323 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-22 06:55:51,323 INFO L275 PluginConnector]: CDTParser initialized [2020-12-22 06:55:51,324 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec3_product57.cil.c [2020-12-22 06:55:51,401 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d3e6e1cb/999523f5056c44efbad44c222b6c4286/FLAG8ce1ac726 [2020-12-22 06:55:52,157 INFO L306 CDTParser]: Found 1 translation units. [2020-12-22 06:55:52,162 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec3_product57.cil.c [2020-12-22 06:55:52,183 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d3e6e1cb/999523f5056c44efbad44c222b6c4286/FLAG8ce1ac726 [2020-12-22 06:55:52,381 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d3e6e1cb/999523f5056c44efbad44c222b6c4286 [2020-12-22 06:55:52,385 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-22 06:55:52,387 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-22 06:55:52,389 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-22 06:55:52,390 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-22 06:55:52,394 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-22 06:55:52,395 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 06:55:52" (1/1) ... [2020-12-22 06:55:52,396 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51b8cfa6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:52, skipping insertion in model container [2020-12-22 06:55:52,397 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 06:55:52" (1/1) ... [2020-12-22 06:55:52,406 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-22 06:55:52,448 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-22 06:55:52,726 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec3_product57.cil.c[13665,13678] [2020-12-22 06:55:52,767 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 06:55:52,779 INFO L203 MainTranslator]: Completed pre-run [2020-12-22 06:55:52,909 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec3_product57.cil.c[13665,13678] [2020-12-22 06:55:52,942 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 06:55:52,990 INFO L208 MainTranslator]: Completed translation [2020-12-22 06:55:52,990 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:52 WrapperNode [2020-12-22 06:55:52,991 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-22 06:55:52,992 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-22 06:55:52,992 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-22 06:55:52,992 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-22 06:55:53,006 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:52" (1/1) ... [2020-12-22 06:55:53,027 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:52" (1/1) ... [2020-12-22 06:55:53,122 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-22 06:55:53,124 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-22 06:55:53,125 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-22 06:55:53,125 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-22 06:55:53,154 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:52" (1/1) ... [2020-12-22 06:55:53,154 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:52" (1/1) ... [2020-12-22 06:55:53,166 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:52" (1/1) ... [2020-12-22 06:55:53,169 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:52" (1/1) ... [2020-12-22 06:55:53,202 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:52" (1/1) ... [2020-12-22 06:55:53,218 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:52" (1/1) ... [2020-12-22 06:55:53,226 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:52" (1/1) ... [2020-12-22 06:55:53,236 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-22 06:55:53,241 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-22 06:55:53,241 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-22 06:55:53,241 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-22 06:55:53,242 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:52" (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 06:55:53,374 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-22 06:55:53,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-22 06:55:53,375 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-22 06:55:53,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-22 06:55:54,474 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-22 06:55:54,474 INFO L299 CfgBuilder]: Removed 198 assume(true) statements. [2020-12-22 06:55:54,477 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:55:54 BoogieIcfgContainer [2020-12-22 06:55:54,477 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-22 06:55:54,479 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-22 06:55:54,479 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-22 06:55:54,483 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-22 06:55:54,484 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 06:55:52" (1/3) ... [2020-12-22 06:55:54,485 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2186f2f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 06:55:54, skipping insertion in model container [2020-12-22 06:55:54,485 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:52" (2/3) ... [2020-12-22 06:55:54,485 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2186f2f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 06:55:54, skipping insertion in model container [2020-12-22 06:55:54,486 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:55:54" (3/3) ... [2020-12-22 06:55:54,487 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product57.cil.c [2020-12-22 06:55:54,495 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-22 06:55:54,501 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-12-22 06:55:54,522 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-12-22 06:55:54,553 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-22 06:55:54,554 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-22 06:55:54,554 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-22 06:55:54,554 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-22 06:55:54,554 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-22 06:55:54,554 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-22 06:55:54,554 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-22 06:55:54,555 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-22 06:55:54,577 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states. [2020-12-22 06:55:54,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-22 06:55:54,585 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:55:54,586 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:55:54,587 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:55:54,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:55:54,594 INFO L82 PathProgramCache]: Analyzing trace with hash -38817959, now seen corresponding path program 1 times [2020-12-22 06:55:54,605 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:55:54,606 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1671326351] [2020-12-22 06:55:54,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:55:54,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:55:54,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 06:55:54,974 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1671326351] [2020-12-22 06:55:54,975 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:55:54,975 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 06:55:54,976 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1547963413] [2020-12-22 06:55:54,985 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-22 06:55:54,985 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:55:55,001 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-22 06:55:55,002 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-22 06:55:55,004 INFO L87 Difference]: Start difference. First operand 141 states. Second operand 2 states. [2020-12-22 06:55:55,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:55:55,051 INFO L93 Difference]: Finished difference Result 276 states and 413 transitions. [2020-12-22 06:55:55,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-22 06:55:55,055 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2020-12-22 06:55:55,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:55:55,087 INFO L225 Difference]: With dead ends: 276 [2020-12-22 06:55:55,088 INFO L226 Difference]: Without dead ends: 137 [2020-12-22 06:55:55,098 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-22 06:55:55,122 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2020-12-22 06:55:55,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 137. [2020-12-22 06:55:55,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 137 states. [2020-12-22 06:55:55,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 198 transitions. [2020-12-22 06:55:55,173 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 198 transitions. Word has length 18 [2020-12-22 06:55:55,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:55:55,173 INFO L481 AbstractCegarLoop]: Abstraction has 137 states and 198 transitions. [2020-12-22 06:55:55,173 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-22 06:55:55,173 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 198 transitions. [2020-12-22 06:55:55,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-12-22 06:55:55,175 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:55:55,178 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:55:55,178 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-22 06:55:55,179 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:55:55,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:55:55,181 INFO L82 PathProgramCache]: Analyzing trace with hash -949848712, now seen corresponding path program 1 times [2020-12-22 06:55:55,181 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:55:55,181 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [295167566] [2020-12-22 06:55:55,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:55:55,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:55:55,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 06:55:55,397 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [295167566] [2020-12-22 06:55:55,398 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:55:55,398 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 06:55:55,398 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [413635822] [2020-12-22 06:55:55,399 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:55:55,400 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:55:55,400 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:55:55,401 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:55:55,401 INFO L87 Difference]: Start difference. First operand 137 states and 198 transitions. Second operand 3 states. [2020-12-22 06:55:55,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:55:55,425 INFO L93 Difference]: Finished difference Result 137 states and 198 transitions. [2020-12-22 06:55:55,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:55:55,426 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-12-22 06:55:55,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:55:55,427 INFO L225 Difference]: With dead ends: 137 [2020-12-22 06:55:55,427 INFO L226 Difference]: Without dead ends: 55 [2020-12-22 06:55:55,429 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:55:55,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2020-12-22 06:55:55,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2020-12-22 06:55:55,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2020-12-22 06:55:55,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 79 transitions. [2020-12-22 06:55:55,440 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 79 transitions. Word has length 19 [2020-12-22 06:55:55,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:55:55,441 INFO L481 AbstractCegarLoop]: Abstraction has 55 states and 79 transitions. [2020-12-22 06:55:55,441 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:55:55,441 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 79 transitions. [2020-12-22 06:55:55,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-22 06:55:55,442 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:55:55,442 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:55:55,442 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-22 06:55:55,443 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:55:55,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:55:55,444 INFO L82 PathProgramCache]: Analyzing trace with hash -1573067069, now seen corresponding path program 1 times [2020-12-22 06:55:55,444 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:55:55,444 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1150885490] [2020-12-22 06:55:55,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:55:55,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:55:55,550 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 06:55:55,550 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1150885490] [2020-12-22 06:55:55,550 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:55:55,551 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-22 06:55:55,551 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [828762010] [2020-12-22 06:55:55,551 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-22 06:55:55,552 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:55:55,553 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-22 06:55:55,553 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-12-22 06:55:55,553 INFO L87 Difference]: Start difference. First operand 55 states and 79 transitions. Second operand 6 states. [2020-12-22 06:55:55,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:55:55,739 INFO L93 Difference]: Finished difference Result 104 states and 152 transitions. [2020-12-22 06:55:55,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-22 06:55:55,740 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 24 [2020-12-22 06:55:55,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:55:55,741 INFO L225 Difference]: With dead ends: 104 [2020-12-22 06:55:55,741 INFO L226 Difference]: Without dead ends: 55 [2020-12-22 06:55:55,742 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-12-22 06:55:55,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2020-12-22 06:55:55,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2020-12-22 06:55:55,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2020-12-22 06:55:55,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 78 transitions. [2020-12-22 06:55:55,750 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 78 transitions. Word has length 24 [2020-12-22 06:55:55,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:55:55,751 INFO L481 AbstractCegarLoop]: Abstraction has 55 states and 78 transitions. [2020-12-22 06:55:55,751 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-22 06:55:55,751 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 78 transitions. [2020-12-22 06:55:55,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-12-22 06:55:55,752 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:55:55,752 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:55:55,752 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-22 06:55:55,753 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:55:55,753 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:55:55,753 INFO L82 PathProgramCache]: Analyzing trace with hash -630835270, now seen corresponding path program 1 times [2020-12-22 06:55:55,754 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:55:55,754 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1956559299] [2020-12-22 06:55:55,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:55:55,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:55:55,829 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 06:55:55,829 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1956559299] [2020-12-22 06:55:55,829 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:55:55,830 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 06:55:55,830 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [76756419] [2020-12-22 06:55:55,830 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:55:55,831 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:55:55,832 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:55:55,832 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:55:55,832 INFO L87 Difference]: Start difference. First operand 55 states and 78 transitions. Second operand 3 states. [2020-12-22 06:55:55,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:55:55,867 INFO L93 Difference]: Finished difference Result 127 states and 183 transitions. [2020-12-22 06:55:55,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:55:55,868 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2020-12-22 06:55:55,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:55:55,869 INFO L225 Difference]: With dead ends: 127 [2020-12-22 06:55:55,869 INFO L226 Difference]: Without dead ends: 78 [2020-12-22 06:55:55,870 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:55:55,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2020-12-22 06:55:55,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 76. [2020-12-22 06:55:55,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76 states. [2020-12-22 06:55:55,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 107 transitions. [2020-12-22 06:55:55,882 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 107 transitions. Word has length 26 [2020-12-22 06:55:55,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:55:55,885 INFO L481 AbstractCegarLoop]: Abstraction has 76 states and 107 transitions. [2020-12-22 06:55:55,886 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:55:55,886 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 107 transitions. [2020-12-22 06:55:55,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-12-22 06:55:55,887 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:55:55,887 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] [2020-12-22 06:55:55,887 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-22 06:55:55,888 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:55:55,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:55:55,888 INFO L82 PathProgramCache]: Analyzing trace with hash -1446451218, now seen corresponding path program 1 times [2020-12-22 06:55:55,889 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:55:55,892 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1774197552] [2020-12-22 06:55:55,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:55:55,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:55:56,053 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 06:55:56,054 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1774197552] [2020-12-22 06:55:56,054 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:55:56,054 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 06:55:56,055 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1558784257] [2020-12-22 06:55:56,056 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:55:56,057 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:55:56,057 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:55:56,058 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:55:56,058 INFO L87 Difference]: Start difference. First operand 76 states and 107 transitions. Second operand 5 states. [2020-12-22 06:55:56,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:55:56,222 INFO L93 Difference]: Finished difference Result 381 states and 553 transitions. [2020-12-22 06:55:56,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-22 06:55:56,223 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2020-12-22 06:55:56,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:55:56,226 INFO L225 Difference]: With dead ends: 381 [2020-12-22 06:55:56,227 INFO L226 Difference]: Without dead ends: 311 [2020-12-22 06:55:56,228 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-12-22 06:55:56,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 311 states. [2020-12-22 06:55:56,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 311 to 123. [2020-12-22 06:55:56,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 123 states. [2020-12-22 06:55:56,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 170 transitions. [2020-12-22 06:55:56,260 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 170 transitions. Word has length 32 [2020-12-22 06:55:56,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:55:56,260 INFO L481 AbstractCegarLoop]: Abstraction has 123 states and 170 transitions. [2020-12-22 06:55:56,260 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:55:56,261 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 170 transitions. [2020-12-22 06:55:56,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-12-22 06:55:56,262 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:55:56,262 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 06:55:56,262 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-22 06:55:56,263 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:55:56,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:55:56,263 INFO L82 PathProgramCache]: Analyzing trace with hash 1777469548, now seen corresponding path program 1 times [2020-12-22 06:55:56,264 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:55:56,264 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [92355736] [2020-12-22 06:55:56,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:55:56,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:55:56,353 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 06:55:56,354 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [92355736] [2020-12-22 06:55:56,354 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:55:56,354 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 06:55:56,356 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1054176493] [2020-12-22 06:55:56,358 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-22 06:55:56,358 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:55:56,359 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-22 06:55:56,361 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-22 06:55:56,361 INFO L87 Difference]: Start difference. First operand 123 states and 170 transitions. Second operand 4 states. [2020-12-22 06:55:56,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:55:56,530 INFO L93 Difference]: Finished difference Result 254 states and 358 transitions. [2020-12-22 06:55:56,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-22 06:55:56,532 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 33 [2020-12-22 06:55:56,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:55:56,534 INFO L225 Difference]: With dead ends: 254 [2020-12-22 06:55:56,534 INFO L226 Difference]: Without dead ends: 184 [2020-12-22 06:55:56,536 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-22 06:55:56,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2020-12-22 06:55:56,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 181. [2020-12-22 06:55:56,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 181 states. [2020-12-22 06:55:56,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 251 transitions. [2020-12-22 06:55:56,586 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 251 transitions. Word has length 33 [2020-12-22 06:55:56,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:55:56,589 INFO L481 AbstractCegarLoop]: Abstraction has 181 states and 251 transitions. [2020-12-22 06:55:56,589 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-22 06:55:56,590 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 251 transitions. [2020-12-22 06:55:56,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-12-22 06:55:56,591 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:55:56,591 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 06:55:56,591 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-22 06:55:56,592 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:55:56,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:55:56,598 INFO L82 PathProgramCache]: Analyzing trace with hash 766352298, now seen corresponding path program 1 times [2020-12-22 06:55:56,598 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:55:56,598 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1050940133] [2020-12-22 06:55:56,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:55:56,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:55:56,702 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 06:55:56,703 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1050940133] [2020-12-22 06:55:56,703 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:55:56,704 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 06:55:56,704 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1075940730] [2020-12-22 06:55:56,705 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-22 06:55:56,705 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:55:56,706 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-22 06:55:56,707 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-22 06:55:56,707 INFO L87 Difference]: Start difference. First operand 181 states and 251 transitions. Second operand 4 states. [2020-12-22 06:55:56,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:55:56,769 INFO L93 Difference]: Finished difference Result 505 states and 712 transitions. [2020-12-22 06:55:56,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-22 06:55:56,770 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 33 [2020-12-22 06:55:56,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:55:56,772 INFO L225 Difference]: With dead ends: 505 [2020-12-22 06:55:56,773 INFO L226 Difference]: Without dead ends: 376 [2020-12-22 06:55:56,774 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:55:56,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 376 states. [2020-12-22 06:55:56,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 376 to 181. [2020-12-22 06:55:56,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 181 states. [2020-12-22 06:55:56,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 249 transitions. [2020-12-22 06:55:56,804 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 249 transitions. Word has length 33 [2020-12-22 06:55:56,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:55:56,804 INFO L481 AbstractCegarLoop]: Abstraction has 181 states and 249 transitions. [2020-12-22 06:55:56,805 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-22 06:55:56,805 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 249 transitions. [2020-12-22 06:55:56,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-12-22 06:55:56,809 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:55:56,809 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 06:55:56,810 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-22 06:55:56,810 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:55:56,810 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:55:56,811 INFO L82 PathProgramCache]: Analyzing trace with hash 1024517736, now seen corresponding path program 1 times [2020-12-22 06:55:56,811 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:55:56,812 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [678278335] [2020-12-22 06:55:56,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:55:56,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:55:56,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 06:55:56,895 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [678278335] [2020-12-22 06:55:56,896 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:55:56,896 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-22 06:55:56,896 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1059592602] [2020-12-22 06:55:56,897 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:55:56,897 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:55:56,903 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:55:56,904 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:55:56,905 INFO L87 Difference]: Start difference. First operand 181 states and 249 transitions. Second operand 5 states. [2020-12-22 06:55:57,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:55:57,002 INFO L93 Difference]: Finished difference Result 548 states and 766 transitions. [2020-12-22 06:55:57,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-22 06:55:57,003 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2020-12-22 06:55:57,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:55:57,006 INFO L225 Difference]: With dead ends: 548 [2020-12-22 06:55:57,007 INFO L226 Difference]: Without dead ends: 373 [2020-12-22 06:55:57,008 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-12-22 06:55:57,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 373 states. [2020-12-22 06:55:57,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 373 to 190. [2020-12-22 06:55:57,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 190 states. [2020-12-22 06:55:57,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 256 transitions. [2020-12-22 06:55:57,044 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 256 transitions. Word has length 33 [2020-12-22 06:55:57,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:55:57,044 INFO L481 AbstractCegarLoop]: Abstraction has 190 states and 256 transitions. [2020-12-22 06:55:57,045 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:55:57,045 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 256 transitions. [2020-12-22 06:55:57,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-12-22 06:55:57,049 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:55:57,049 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:55:57,049 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-22 06:55:57,050 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:55:57,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:55:57,051 INFO L82 PathProgramCache]: Analyzing trace with hash 416532263, now seen corresponding path program 1 times [2020-12-22 06:55:57,052 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:55:57,052 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [717916537] [2020-12-22 06:55:57,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:55:57,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:55:57,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 06:55:57,155 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [717916537] [2020-12-22 06:55:57,156 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:55:57,156 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-22 06:55:57,156 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [219148701] [2020-12-22 06:55:57,156 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-22 06:55:57,157 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:55:57,157 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-22 06:55:57,158 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-12-22 06:55:57,158 INFO L87 Difference]: Start difference. First operand 190 states and 256 transitions. Second operand 6 states. [2020-12-22 06:55:57,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:55:57,426 INFO L93 Difference]: Finished difference Result 1391 states and 1856 transitions. [2020-12-22 06:55:57,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-12-22 06:55:57,426 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 36 [2020-12-22 06:55:57,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:55:57,433 INFO L225 Difference]: With dead ends: 1391 [2020-12-22 06:55:57,433 INFO L226 Difference]: Without dead ends: 1207 [2020-12-22 06:55:57,435 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=67, Invalid=143, Unknown=0, NotChecked=0, Total=210 [2020-12-22 06:55:57,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1207 states. [2020-12-22 06:55:57,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1207 to 360. [2020-12-22 06:55:57,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 360 states. [2020-12-22 06:55:57,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 360 states and 478 transitions. [2020-12-22 06:55:57,482 INFO L78 Accepts]: Start accepts. Automaton has 360 states and 478 transitions. Word has length 36 [2020-12-22 06:55:57,482 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:55:57,482 INFO L481 AbstractCegarLoop]: Abstraction has 360 states and 478 transitions. [2020-12-22 06:55:57,482 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-22 06:55:57,483 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 478 transitions. [2020-12-22 06:55:57,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-12-22 06:55:57,483 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:55:57,484 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:55:57,484 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-12-22 06:55:57,484 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:55:57,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:55:57,485 INFO L82 PathProgramCache]: Analyzing trace with hash 1096590633, now seen corresponding path program 1 times [2020-12-22 06:55:57,485 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:55:57,485 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1346311126] [2020-12-22 06:55:57,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:55:57,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:55:57,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 06:55:57,556 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1346311126] [2020-12-22 06:55:57,556 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:55:57,556 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-12-22 06:55:57,556 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [648259298] [2020-12-22 06:55:57,558 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-22 06:55:57,558 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:55:57,559 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-22 06:55:57,560 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-12-22 06:55:57,561 INFO L87 Difference]: Start difference. First operand 360 states and 478 transitions. Second operand 7 states. [2020-12-22 06:55:57,902 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:55:57,902 INFO L93 Difference]: Finished difference Result 1050 states and 1414 transitions. [2020-12-22 06:55:57,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-12-22 06:55:57,903 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 36 [2020-12-22 06:55:57,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:55:57,907 INFO L225 Difference]: With dead ends: 1050 [2020-12-22 06:55:57,907 INFO L226 Difference]: Without dead ends: 696 [2020-12-22 06:55:57,909 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=74, Invalid=136, Unknown=0, NotChecked=0, Total=210 [2020-12-22 06:55:57,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 696 states. [2020-12-22 06:55:57,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 696 to 306. [2020-12-22 06:55:57,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 306 states. [2020-12-22 06:55:57,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 306 states and 395 transitions. [2020-12-22 06:55:57,951 INFO L78 Accepts]: Start accepts. Automaton has 306 states and 395 transitions. Word has length 36 [2020-12-22 06:55:57,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:55:57,951 INFO L481 AbstractCegarLoop]: Abstraction has 306 states and 395 transitions. [2020-12-22 06:55:57,952 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-12-22 06:55:57,952 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 395 transitions. [2020-12-22 06:55:57,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-12-22 06:55:57,953 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:55:57,953 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:55:57,953 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-12-22 06:55:57,953 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:55:57,954 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:55:57,954 INFO L82 PathProgramCache]: Analyzing trace with hash 361452525, now seen corresponding path program 1 times [2020-12-22 06:55:57,954 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:55:57,954 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1102407707] [2020-12-22 06:55:57,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:55:57,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:55:58,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 06:55:58,010 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1102407707] [2020-12-22 06:55:58,011 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:55:58,011 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-22 06:55:58,011 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [603520044] [2020-12-22 06:55:58,011 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:55:58,012 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:55:58,012 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:55:58,012 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:55:58,013 INFO L87 Difference]: Start difference. First operand 306 states and 395 transitions. Second operand 5 states. [2020-12-22 06:55:58,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:55:58,259 INFO L93 Difference]: Finished difference Result 745 states and 956 transitions. [2020-12-22 06:55:58,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-22 06:55:58,259 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 37 [2020-12-22 06:55:58,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:55:58,262 INFO L225 Difference]: With dead ends: 745 [2020-12-22 06:55:58,262 INFO L226 Difference]: Without dead ends: 445 [2020-12-22 06:55:58,263 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-12-22 06:55:58,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 445 states. [2020-12-22 06:55:58,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 445 to 286. [2020-12-22 06:55:58,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 286 states. [2020-12-22 06:55:58,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 286 states and 358 transitions. [2020-12-22 06:55:58,301 INFO L78 Accepts]: Start accepts. Automaton has 286 states and 358 transitions. Word has length 37 [2020-12-22 06:55:58,301 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:55:58,301 INFO L481 AbstractCegarLoop]: Abstraction has 286 states and 358 transitions. [2020-12-22 06:55:58,301 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:55:58,301 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 358 transitions. [2020-12-22 06:55:58,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-12-22 06:55:58,302 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:55:58,303 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:55:58,303 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-12-22 06:55:58,303 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:55:58,303 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:55:58,304 INFO L82 PathProgramCache]: Analyzing trace with hash 1002384948, now seen corresponding path program 1 times [2020-12-22 06:55:58,304 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:55:58,304 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1803215704] [2020-12-22 06:55:58,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:55:58,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:55:58,376 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-22 06:55:58,377 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1803215704] [2020-12-22 06:55:58,378 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:55:58,378 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-22 06:55:58,378 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [234357471] [2020-12-22 06:55:58,378 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:55:58,379 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:55:58,379 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:55:58,379 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:55:58,379 INFO L87 Difference]: Start difference. First operand 286 states and 358 transitions. Second operand 5 states. [2020-12-22 06:55:58,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:55:58,470 INFO L93 Difference]: Finished difference Result 661 states and 831 transitions. [2020-12-22 06:55:58,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-22 06:55:58,470 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 55 [2020-12-22 06:55:58,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:55:58,474 INFO L225 Difference]: With dead ends: 661 [2020-12-22 06:55:58,474 INFO L226 Difference]: Without dead ends: 381 [2020-12-22 06:55:58,475 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-12-22 06:55:58,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 381 states. [2020-12-22 06:55:58,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 381 to 286. [2020-12-22 06:55:58,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 286 states. [2020-12-22 06:55:58,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 286 states and 354 transitions. [2020-12-22 06:55:58,511 INFO L78 Accepts]: Start accepts. Automaton has 286 states and 354 transitions. Word has length 55 [2020-12-22 06:55:58,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:55:58,513 INFO L481 AbstractCegarLoop]: Abstraction has 286 states and 354 transitions. [2020-12-22 06:55:58,513 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:55:58,513 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 354 transitions. [2020-12-22 06:55:58,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-12-22 06:55:58,515 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:55:58,515 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:55:58,515 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-12-22 06:55:58,515 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:55:58,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:55:58,516 INFO L82 PathProgramCache]: Analyzing trace with hash 158379446, now seen corresponding path program 1 times [2020-12-22 06:55:58,516 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:55:58,516 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1634715888] [2020-12-22 06:55:58,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:55:58,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:55:58,589 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-22 06:55:58,590 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1634715888] [2020-12-22 06:55:58,590 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:55:58,590 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 06:55:58,590 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [803744562] [2020-12-22 06:55:58,591 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-22 06:55:58,592 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:55:58,592 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-22 06:55:58,592 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-22 06:55:58,593 INFO L87 Difference]: Start difference. First operand 286 states and 354 transitions. Second operand 4 states. [2020-12-22 06:55:58,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:55:58,649 INFO L93 Difference]: Finished difference Result 608 states and 763 transitions. [2020-12-22 06:55:58,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-22 06:55:58,649 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 55 [2020-12-22 06:55:58,650 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:55:58,651 INFO L225 Difference]: With dead ends: 608 [2020-12-22 06:55:58,652 INFO L226 Difference]: Without dead ends: 328 [2020-12-22 06:55:58,657 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:55:58,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 328 states. [2020-12-22 06:55:58,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 328 to 244. [2020-12-22 06:55:58,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 244 states. [2020-12-22 06:55:58,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 303 transitions. [2020-12-22 06:55:58,689 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 303 transitions. Word has length 55 [2020-12-22 06:55:58,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:55:58,694 INFO L481 AbstractCegarLoop]: Abstraction has 244 states and 303 transitions. [2020-12-22 06:55:58,694 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-22 06:55:58,694 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 303 transitions. [2020-12-22 06:55:58,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-12-22 06:55:58,696 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:55:58,697 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:55:58,697 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-12-22 06:55:58,697 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:55:58,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:55:58,698 INFO L82 PathProgramCache]: Analyzing trace with hash -1927838086, now seen corresponding path program 1 times [2020-12-22 06:55:58,698 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:55:58,698 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1905368005] [2020-12-22 06:55:58,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:55:58,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:55:58,786 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 06:55:58,787 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1905368005] [2020-12-22 06:55:58,787 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:55:58,787 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 06:55:58,787 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1924661511] [2020-12-22 06:55:58,788 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:55:58,788 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:55:58,788 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:55:58,789 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:55:58,789 INFO L87 Difference]: Start difference. First operand 244 states and 303 transitions. Second operand 5 states. [2020-12-22 06:55:58,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:55:58,927 INFO L93 Difference]: Finished difference Result 622 states and 772 transitions. [2020-12-22 06:55:58,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-22 06:55:58,927 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 56 [2020-12-22 06:55:58,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:55:58,930 INFO L225 Difference]: With dead ends: 622 [2020-12-22 06:55:58,930 INFO L226 Difference]: Without dead ends: 384 [2020-12-22 06:55:58,932 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-12-22 06:55:58,932 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 384 states. [2020-12-22 06:55:58,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 384 to 244. [2020-12-22 06:55:58,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 244 states. [2020-12-22 06:55:58,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 299 transitions. [2020-12-22 06:55:58,969 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 299 transitions. Word has length 56 [2020-12-22 06:55:58,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:55:58,969 INFO L481 AbstractCegarLoop]: Abstraction has 244 states and 299 transitions. [2020-12-22 06:55:58,969 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:55:58,969 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 299 transitions. [2020-12-22 06:55:58,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-12-22 06:55:58,970 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:55:58,971 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] [2020-12-22 06:55:58,972 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-12-22 06:55:58,973 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:55:58,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:55:58,973 INFO L82 PathProgramCache]: Analyzing trace with hash 1671822983, now seen corresponding path program 1 times [2020-12-22 06:55:58,974 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:55:58,974 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [492987977] [2020-12-22 06:55:58,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:55:59,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:55:59,065 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-12-22 06:55:59,066 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [492987977] [2020-12-22 06:55:59,066 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:55:59,066 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-22 06:55:59,066 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [586995921] [2020-12-22 06:55:59,067 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:55:59,067 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:55:59,068 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:55:59,068 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:55:59,068 INFO L87 Difference]: Start difference. First operand 244 states and 299 transitions. Second operand 5 states. [2020-12-22 06:55:59,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:55:59,136 INFO L93 Difference]: Finished difference Result 514 states and 643 transitions. [2020-12-22 06:55:59,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-22 06:55:59,137 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 58 [2020-12-22 06:55:59,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:55:59,139 INFO L225 Difference]: With dead ends: 514 [2020-12-22 06:55:59,139 INFO L226 Difference]: Without dead ends: 326 [2020-12-22 06:55:59,141 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-12-22 06:55:59,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 326 states. [2020-12-22 06:55:59,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 326 to 250. [2020-12-22 06:55:59,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 250 states. [2020-12-22 06:55:59,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 250 states and 305 transitions. [2020-12-22 06:55:59,174 INFO L78 Accepts]: Start accepts. Automaton has 250 states and 305 transitions. Word has length 58 [2020-12-22 06:55:59,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:55:59,174 INFO L481 AbstractCegarLoop]: Abstraction has 250 states and 305 transitions. [2020-12-22 06:55:59,174 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:55:59,174 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 305 transitions. [2020-12-22 06:55:59,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-12-22 06:55:59,176 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:55:59,176 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] [2020-12-22 06:55:59,176 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-12-22 06:55:59,178 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:55:59,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:55:59,178 INFO L82 PathProgramCache]: Analyzing trace with hash 1929988421, now seen corresponding path program 1 times [2020-12-22 06:55:59,179 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:55:59,179 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1649251769] [2020-12-22 06:55:59,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:55:59,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:55:59,285 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-12-22 06:55:59,286 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1649251769] [2020-12-22 06:55:59,288 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [404528673] [2020-12-22 06:55:59,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 06:55:59,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:55:59,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 459 conjuncts, 7 conjunts are in the unsatisfiable core [2020-12-22 06:55:59,484 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 06:55:59,638 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-12-22 06:55:59,639 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 06:55:59,639 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 6 [2020-12-22 06:55:59,639 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [792382160] [2020-12-22 06:55:59,640 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-22 06:55:59,640 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:55:59,641 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-22 06:55:59,641 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-12-22 06:55:59,641 INFO L87 Difference]: Start difference. First operand 250 states and 305 transitions. Second operand 7 states. [2020-12-22 06:55:59,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:55:59,935 INFO L93 Difference]: Finished difference Result 863 states and 1076 transitions. [2020-12-22 06:55:59,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-12-22 06:55:59,936 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 58 [2020-12-22 06:55:59,936 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:55:59,936 INFO L225 Difference]: With dead ends: 863 [2020-12-22 06:55:59,937 INFO L226 Difference]: Without dead ends: 0 [2020-12-22 06:55:59,938 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=59, Invalid=97, Unknown=0, NotChecked=0, Total=156 [2020-12-22 06:55:59,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-22 06:55:59,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-22 06:55:59,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-22 06:55:59,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-22 06:55:59,939 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 58 [2020-12-22 06:55:59,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:55:59,939 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-22 06:55:59,939 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-12-22 06:55:59,940 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-22 06:55:59,940 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-22 06:56:00,155 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2020-12-22 06:56:00,159 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-22 06:56:00,406 WARN L197 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 97 [2020-12-22 06:56:01,477 WARN L197 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 346 DAG size of output: 292 [2020-12-22 06:56:01,668 WARN L197 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 151 [2020-12-22 06:56:01,839 WARN L197 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 128 [2020-12-22 06:56:02,216 WARN L197 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 218 [2020-12-22 06:56:02,506 WARN L197 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 138 [2020-12-22 06:56:02,974 WARN L197 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 212 [2020-12-22 06:56:03,396 WARN L197 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 278 DAG size of output: 229 [2020-12-22 06:56:03,803 WARN L197 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 34 [2020-12-22 06:56:06,294 WARN L197 SmtUtils]: Spent 2.48 s on a formula simplification. DAG size of input: 283 DAG size of output: 56 [2020-12-22 06:56:07,278 WARN L197 SmtUtils]: Spent 951.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 69 [2020-12-22 06:56:07,998 WARN L197 SmtUtils]: Spent 717.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 48 [2020-12-22 06:56:08,106 WARN L197 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 41 [2020-12-22 06:56:10,012 WARN L197 SmtUtils]: Spent 1.90 s on a formula simplification. DAG size of input: 206 DAG size of output: 75 [2020-12-22 06:56:10,390 WARN L197 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 29 [2020-12-22 06:56:10,888 WARN L197 SmtUtils]: Spent 490.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 53 [2020-12-22 06:56:11,840 WARN L197 SmtUtils]: Spent 944.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 59 [2020-12-22 06:56:12,268 WARN L197 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 40 [2020-12-22 06:56:12,592 WARN L197 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 29 [2020-12-22 06:56:14,419 WARN L197 SmtUtils]: Spent 1.82 s on a formula simplification. DAG size of input: 201 DAG size of output: 65 [2020-12-22 06:56:14,747 WARN L197 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 38 [2020-12-22 06:56:16,310 WARN L197 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 221 DAG size of output: 36 [2020-12-22 06:56:16,315 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 597) no Hoare annotation was computed. [2020-12-22 06:56:16,315 INFO L189 CegarLoopUtils]: For program point L597(line 597) no Hoare annotation was computed. [2020-12-22 06:56:16,315 INFO L189 CegarLoopUtils]: For program point L597-1(line 597) no Hoare annotation was computed. [2020-12-22 06:56:16,316 INFO L189 CegarLoopUtils]: For program point L597-2(line 597) no Hoare annotation was computed. [2020-12-22 06:56:16,316 INFO L189 CegarLoopUtils]: For program point L862(lines 862 873) no Hoare annotation was computed. [2020-12-22 06:56:16,316 INFO L189 CegarLoopUtils]: For program point L499(lines 499 505) no Hoare annotation was computed. [2020-12-22 06:56:16,316 INFO L189 CegarLoopUtils]: For program point L499-1(lines 499 505) no Hoare annotation was computed. [2020-12-22 06:56:16,316 INFO L189 CegarLoopUtils]: For program point L499-2(lines 499 505) no Hoare annotation was computed. [2020-12-22 06:56:16,316 INFO L189 CegarLoopUtils]: For program point L499-3(lines 499 505) no Hoare annotation was computed. [2020-12-22 06:56:16,317 INFO L189 CegarLoopUtils]: For program point L499-4(lines 499 505) no Hoare annotation was computed. [2020-12-22 06:56:16,317 INFO L189 CegarLoopUtils]: For program point L499-5(lines 499 505) no Hoare annotation was computed. [2020-12-22 06:56:16,317 INFO L185 CegarLoopUtils]: At program point L797(lines 782 800) the Hoare annotation is: false [2020-12-22 06:56:16,318 INFO L185 CegarLoopUtils]: At program point L797-1(lines 782 800) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 ~systemActive~0)) (.cse1 (<= ~waterLevel~0 1)) (.cse2 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)) (.cse4 (= 1 ~systemActive~0)) (.cse5 (= ULTIMATE.start_isHighWaterLevel_~tmp~7 1)) (.cse6 (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) (.cse9 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1)) (.cse11 (= ~methaneLevelCritical~0 1)) (.cse12 (= ULTIMATE.start_main_~tmp~10 1)) (.cse13 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse14 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse3 (= ~methaneLevelCritical~0 0)) (.cse15 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse16 (<= 2 ~waterLevel~0)) (.cse7 (= ~pumpRunning~0 0)) (.cse17 (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0)) (.cse8 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse18 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 1)) (.cse19 (<= ~waterLevel~0 2)) (.cse10 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse0 .cse1 .cse2 .cse11 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse12 .cse11 .cse13 .cse14 .cse15 .cse16 .cse7 .cse17 .cse8 .cse18 .cse19 .cse10) (and .cse12 .cse13 .cse14 .cse3 .cse15 .cse16 .cse7 .cse17 .cse8 .cse18 .cse19 .cse10))) [2020-12-22 06:56:16,318 INFO L185 CegarLoopUtils]: At program point L797-2(lines 782 800) the Hoare annotation is: false [2020-12-22 06:56:16,318 INFO L185 CegarLoopUtils]: At program point L797-3(lines 782 800) the Hoare annotation is: false [2020-12-22 06:56:16,319 INFO L185 CegarLoopUtils]: At program point L797-4(lines 782 800) the Hoare annotation is: false [2020-12-22 06:56:16,319 INFO L185 CegarLoopUtils]: At program point L797-5(lines 782 800) the Hoare annotation is: false [2020-12-22 06:56:16,319 INFO L189 CegarLoopUtils]: For program point L434(lines 434 438) no Hoare annotation was computed. [2020-12-22 06:56:16,319 INFO L185 CegarLoopUtils]: At program point L898-2(lines 898 912) the Hoare annotation is: false [2020-12-22 06:56:16,319 INFO L185 CegarLoopUtils]: At program point L733(lines 726 736) the Hoare annotation is: false [2020-12-22 06:56:16,319 INFO L185 CegarLoopUtils]: At program point L733-1(lines 726 736) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse1 (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4 1)) (.cse2 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse3 (<= 2 ~waterLevel~0)) (.cse4 (= ~pumpRunning~0 0)) (.cse5 (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0)) (.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse7 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse8 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse9 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse10 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 1)) (.cse11 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 .cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse4 .cse5 .cse6 .cse7 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse8 .cse9 (= ~methaneLevelCritical~0 0) .cse10 .cse11) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11))) [2020-12-22 06:56:16,320 INFO L185 CegarLoopUtils]: At program point L733-2(lines 726 736) the Hoare annotation is: false [2020-12-22 06:56:16,320 INFO L185 CegarLoopUtils]: At program point L733-3(lines 726 736) the Hoare annotation is: false [2020-12-22 06:56:16,320 INFO L185 CegarLoopUtils]: At program point L733-4(lines 726 736) the Hoare annotation is: false [2020-12-22 06:56:16,320 INFO L189 CegarLoopUtils]: For program point L568(lines 568 588) no Hoare annotation was computed. [2020-12-22 06:56:16,320 INFO L185 CegarLoopUtils]: At program point L733-5(lines 726 736) the Hoare annotation is: false [2020-12-22 06:56:16,320 INFO L189 CegarLoopUtils]: For program point L568-2(lines 568 588) no Hoare annotation was computed. [2020-12-22 06:56:16,320 INFO L189 CegarLoopUtils]: For program point L568-4(lines 568 588) no Hoare annotation was computed. [2020-12-22 06:56:16,321 INFO L189 CegarLoopUtils]: For program point L899(line 899) no Hoare annotation was computed. [2020-12-22 06:56:16,321 INFO L189 CegarLoopUtils]: For program point L833(lines 832 877) no Hoare annotation was computed. [2020-12-22 06:56:16,321 INFO L189 CegarLoopUtils]: For program point L834(lines 834 838) no Hoare annotation was computed. [2020-12-22 06:56:16,321 INFO L185 CegarLoopUtils]: At program point L504(lines 495 508) the Hoare annotation is: false [2020-12-22 06:56:16,321 INFO L185 CegarLoopUtils]: At program point L504-1(lines 495 508) the Hoare annotation is: (let ((.cse2 (= ~methaneLevelCritical~0 0)) (.cse1 (<= ~waterLevel~0 1)) (.cse6 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse11 (= ~methaneLevelCritical~0 1)) (.cse8 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse3 (= 1 ~systemActive~0)) (.cse9 (<= 2 ~waterLevel~0)) (.cse4 (= ~pumpRunning~0 0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse10 (<= ~waterLevel~0 2)) (.cse7 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse8 .cse3 .cse2 .cse9 .cse4 .cse5 .cse10 .cse7) (and .cse1 .cse0 .cse11 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse11 .cse8 .cse3 .cse9 .cse4 .cse5 .cse10 .cse7))) [2020-12-22 06:56:16,321 INFO L185 CegarLoopUtils]: At program point L504-2(lines 495 508) the Hoare annotation is: false [2020-12-22 06:56:16,322 INFO L185 CegarLoopUtils]: At program point L504-3(lines 495 508) the Hoare annotation is: false [2020-12-22 06:56:16,322 INFO L185 CegarLoopUtils]: At program point L504-4(lines 495 508) the Hoare annotation is: false [2020-12-22 06:56:16,322 INFO L185 CegarLoopUtils]: At program point L504-5(lines 495 508) the Hoare annotation is: false [2020-12-22 06:56:16,322 INFO L189 CegarLoopUtils]: For program point L868(lines 868 872) no Hoare annotation was computed. [2020-12-22 06:56:16,322 INFO L189 CegarLoopUtils]: For program point L868-2(lines 613 619) no Hoare annotation was computed. [2020-12-22 06:56:16,322 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 597) no Hoare annotation was computed. [2020-12-22 06:56:16,322 INFO L189 CegarLoopUtils]: For program point L902(lines 902 906) no Hoare annotation was computed. [2020-12-22 06:56:16,322 INFO L189 CegarLoopUtils]: For program point L902-1(lines 613 619) no Hoare annotation was computed. [2020-12-22 06:56:16,323 INFO L189 CegarLoopUtils]: For program point L671(lines 671 688) no Hoare annotation was computed. [2020-12-22 06:56:16,323 INFO L189 CegarLoopUtils]: For program point L671-1(lines 671 688) no Hoare annotation was computed. [2020-12-22 06:56:16,323 INFO L189 CegarLoopUtils]: For program point L671-2(lines 671 688) no Hoare annotation was computed. [2020-12-22 06:56:16,323 INFO L189 CegarLoopUtils]: For program point L969(lines 969 976) no Hoare annotation was computed. [2020-12-22 06:56:16,323 INFO L192 CegarLoopUtils]: At program point L969-1(lines 969 976) the Hoare annotation is: true [2020-12-22 06:56:16,323 INFO L189 CegarLoopUtils]: For program point L574(lines 574 587) no Hoare annotation was computed. [2020-12-22 06:56:16,323 INFO L185 CegarLoopUtils]: At program point L574-1(lines 1 981) the Hoare annotation is: (let ((.cse8 (= ~pumpRunning~0 0))) (let ((.cse6 (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0 1)) (.cse4 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse12 (= ULTIMATE.start_processEnvironment_~tmp~5 0)) (.cse2 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~3 0)) (.cse11 (= ULTIMATE.start_activatePump_~tmp~6 0)) (.cse20 (<= 2 ~waterLevel~0)) (.cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse13 (not .cse8)) (.cse1 (<= ~waterLevel~0 1)) (.cse17 (= ULTIMATE.start_main_~tmp~10 1)) (.cse15 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse16 (= ~methaneLevelCritical~0 1)) (.cse18 (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4 1)) (.cse19 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse21 (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0)) (.cse14 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~3 1)) (.cse22 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse23 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse24 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 1)) (.cse25 (<= ~waterLevel~0 2)) (.cse0 (= ULTIMATE.start_main_~tmp~10 ~systemActive~0)) (.cse3 (= ~methaneLevelCritical~0 0)) (.cse5 (= 1 ~systemActive~0)) (.cse9 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse10 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse0 .cse2 .cse11 .cse5 .cse6 .cse7 .cse9 .cse10 .cse12 .cse1 .cse13 .cse4 .cse3) (and .cse0 .cse1 .cse14 .cse15 .cse16 .cse11 .cse13 .cse5 .cse9 .cse10 .cse12) (and .cse17 .cse15 .cse16 .cse11 .cse18 .cse19 .cse20 .cse21 .cse9 .cse10 .cse14 .cse22 .cse23 .cse24 .cse25) (and .cse17 .cse2 .cse11 .cse18 .cse19 .cse20 .cse7 .cse21 .cse9 .cse10 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse22 .cse23 .cse13 .cse3 .cse24 .cse25) (and .cse0 .cse1 .cse14 .cse15 .cse16 .cse5 .cse8 .cse9 .cse10) (and .cse17 .cse15 .cse16 .cse18 .cse19 .cse8 .cse21 .cse9 .cse10 .cse14 .cse22 .cse23 .cse24 .cse25) (and .cse0 (= ~waterLevel~0 1) .cse3 .cse5 .cse8 .cse9 .cse10)))) [2020-12-22 06:56:16,324 INFO L189 CegarLoopUtils]: For program point L574-2(lines 574 587) no Hoare annotation was computed. [2020-12-22 06:56:16,324 INFO L185 CegarLoopUtils]: At program point L574-3(lines 1 981) the Hoare annotation is: false [2020-12-22 06:56:16,324 INFO L189 CegarLoopUtils]: For program point L574-4(lines 574 587) no Hoare annotation was computed. [2020-12-22 06:56:16,324 INFO L185 CegarLoopUtils]: At program point L574-5(lines 1 981) the Hoare annotation is: false [2020-12-22 06:56:16,324 INFO L189 CegarLoopUtils]: For program point L708(lines 708 714) no Hoare annotation was computed. [2020-12-22 06:56:16,324 INFO L189 CegarLoopUtils]: For program point L675(lines 675 683) no Hoare annotation was computed. [2020-12-22 06:56:16,324 INFO L189 CegarLoopUtils]: For program point L708-2(lines 708 714) no Hoare annotation was computed. [2020-12-22 06:56:16,324 INFO L189 CegarLoopUtils]: For program point L675-1(lines 675 683) no Hoare annotation was computed. [2020-12-22 06:56:16,324 INFO L189 CegarLoopUtils]: For program point L675-2(lines 675 683) no Hoare annotation was computed. [2020-12-22 06:56:16,324 INFO L189 CegarLoopUtils]: For program point L708-4(lines 708 714) no Hoare annotation was computed. [2020-12-22 06:56:16,324 INFO L189 CegarLoopUtils]: For program point L708-6(lines 708 714) no Hoare annotation was computed. [2020-12-22 06:56:16,324 INFO L189 CegarLoopUtils]: For program point L708-8(lines 708 714) no Hoare annotation was computed. [2020-12-22 06:56:16,325 INFO L189 CegarLoopUtils]: For program point L708-10(lines 708 714) no Hoare annotation was computed. [2020-12-22 06:56:16,325 INFO L185 CegarLoopUtils]: At program point L742(lines 737 745) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~10 1) (= ULTIMATE.start_activatePump_~tmp~6 0) (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~3 0) (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4 1) (not (= |ULTIMATE.start_isPumpRunning_#res| 0)) (= |ULTIMATE.start_isHighWaterLevel_#res| 1) (<= 2 ~waterLevel~0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= |ULTIMATE.start_isMethaneAlarm_#res| 0) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (not (= ~pumpRunning~0 0)) (= ~methaneLevelCritical~0 0) (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 1) (<= ~waterLevel~0 2)) [2020-12-22 06:56:16,325 INFO L185 CegarLoopUtils]: At program point L742-1(lines 737 745) the Hoare annotation is: false [2020-12-22 06:56:16,325 INFO L185 CegarLoopUtils]: At program point L742-2(lines 737 745) the Hoare annotation is: false [2020-12-22 06:56:16,325 INFO L185 CegarLoopUtils]: At program point L544(lines 1 981) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-12-22 06:56:16,325 INFO L189 CegarLoopUtils]: For program point L842(lines 842 848) no Hoare annotation was computed. [2020-12-22 06:56:16,326 INFO L185 CegarLoopUtils]: At program point L842-1(lines 842 848) the Hoare annotation is: (let ((.cse4 (= ~pumpRunning~0 0))) (let ((.cse3 (<= 2 ~waterLevel~0)) (.cse6 (<= ~waterLevel~0 2)) (.cse14 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~3 0)) (.cse16 (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0 1)) (.cse17 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse15 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse0 (= ULTIMATE.start_main_~tmp~10 ~systemActive~0)) (.cse12 (= ~waterLevel~0 1)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse13 (<= ~waterLevel~0 1)) (.cse8 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~3 1)) (.cse18 (= ULTIMATE.start_main_~tmp~10 1)) (.cse9 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse10 (= ~methaneLevelCritical~0 1)) (.cse11 (= ULTIMATE.start_activatePump_~tmp~6 0)) (.cse20 (not .cse4)) (.cse2 (= 1 ~systemActive~0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse7 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse19 (= ULTIMATE.start_processEnvironment_~tmp~5 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse8 .cse9 .cse10 (or (and .cse0 .cse11 .cse2 .cse3 .cse5 .cse7) (and .cse0 .cse12 .cse11 .cse2 .cse5 .cse7)) .cse6) (and .cse0 .cse8 .cse9 .cse10 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse13 .cse14 .cse2 .cse1 .cse15 .cse16 .cse17 .cse4 .cse5 .cse7) (and .cse0 .cse13 .cse8 .cse9 .cse10 .cse2 .cse4 .cse5 .cse7) (and (or (and .cse0 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse12 .cse11 .cse1 .cse2 .cse17 .cse5 .cse7) (and .cse0 .cse11 .cse2 .cse1 .cse3 .cse17 .cse5 .cse7)) .cse14 .cse6) (and .cse18 .cse14 .cse11 .cse2 .cse16 .cse17 .cse5 .cse7 .cse19 .cse13 .cse20 .cse15 .cse1) (and .cse0 .cse12 .cse1 .cse2 .cse4 .cse5 .cse7) (and .cse13 .cse8 .cse18 .cse9 .cse10 .cse11 .cse20 .cse2 .cse5 .cse7 .cse19)))) [2020-12-22 06:56:16,326 INFO L189 CegarLoopUtils]: For program point L578(lines 578 584) no Hoare annotation was computed. [2020-12-22 06:56:16,326 INFO L189 CegarLoopUtils]: For program point L578-2(lines 578 584) no Hoare annotation was computed. [2020-12-22 06:56:16,326 INFO L189 CegarLoopUtils]: For program point L446(lines 446 450) no Hoare annotation was computed. [2020-12-22 06:56:16,326 INFO L189 CegarLoopUtils]: For program point L578-4(lines 578 584) no Hoare annotation was computed. [2020-12-22 06:56:16,326 INFO L189 CegarLoopUtils]: For program point L810(lines 810 814) no Hoare annotation was computed. [2020-12-22 06:56:16,326 INFO L189 CegarLoopUtils]: For program point L810-2(lines 810 814) no Hoare annotation was computed. [2020-12-22 06:56:16,327 INFO L189 CegarLoopUtils]: For program point L810-3(lines 810 814) no Hoare annotation was computed. [2020-12-22 06:56:16,327 INFO L189 CegarLoopUtils]: For program point L645(lines 645 662) no Hoare annotation was computed. [2020-12-22 06:56:16,327 INFO L189 CegarLoopUtils]: For program point L810-5(lines 810 814) no Hoare annotation was computed. [2020-12-22 06:56:16,327 INFO L189 CegarLoopUtils]: For program point L645-1(lines 645 662) no Hoare annotation was computed. [2020-12-22 06:56:16,327 INFO L189 CegarLoopUtils]: For program point L810-6(lines 810 814) no Hoare annotation was computed. [2020-12-22 06:56:16,327 INFO L189 CegarLoopUtils]: For program point L645-2(lines 645 662) no Hoare annotation was computed. [2020-12-22 06:56:16,327 INFO L189 CegarLoopUtils]: For program point L645-3(lines 645 662) no Hoare annotation was computed. [2020-12-22 06:56:16,327 INFO L189 CegarLoopUtils]: For program point L810-8(lines 810 814) no Hoare annotation was computed. [2020-12-22 06:56:16,327 INFO L189 CegarLoopUtils]: For program point L645-4(lines 645 662) no Hoare annotation was computed. [2020-12-22 06:56:16,328 INFO L189 CegarLoopUtils]: For program point L645-5(lines 645 662) no Hoare annotation was computed. [2020-12-22 06:56:16,328 INFO L185 CegarLoopUtils]: At program point L613(lines 612 631) the Hoare annotation is: (let ((.cse7 (<= ~waterLevel~0 1)) (.cse9 (= ULTIMATE.start_activatePump_~tmp~6 0)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse0 (= ULTIMATE.start_main_~tmp~10 ~systemActive~0)) (.cse8 (= ~methaneLevelCritical~0 1)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (<= ~waterLevel~0 2)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse7 .cse8 .cse9 .cse2 .cse4 .cse6) (and .cse0 .cse7 .cse9 .cse1 .cse2 .cse4 .cse6) (and .cse0 .cse8 .cse2 .cse3 .cse4 .cse5 .cse6))) [2020-12-22 06:56:16,328 INFO L189 CegarLoopUtils]: For program point L613-1(lines 613 619) no Hoare annotation was computed. [2020-12-22 06:56:16,328 INFO L185 CegarLoopUtils]: At program point L613-2(lines 612 631) the Hoare annotation is: false [2020-12-22 06:56:16,328 INFO L185 CegarLoopUtils]: At program point L514(lines 509 517) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 ~systemActive~0)) (.cse1 (<= ~waterLevel~0 1)) (.cse2 (= ULTIMATE.start_activatePump_~tmp~6 0)) (.cse3 (not (= ~pumpRunning~0 0))) (.cse4 (= 1 ~systemActive~0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 (= ~methaneLevelCritical~0 0) .cse4 .cse5 .cse6) (and .cse0 .cse1 (= ~methaneLevelCritical~0 1) .cse2 .cse3 .cse4 .cse5 .cse6))) [2020-12-22 06:56:16,328 INFO L185 CegarLoopUtils]: At program point L613-3(lines 612 631) the Hoare annotation is: false [2020-12-22 06:56:16,328 INFO L185 CegarLoopUtils]: At program point L514-1(lines 509 517) the Hoare annotation is: false [2020-12-22 06:56:16,329 INFO L185 CegarLoopUtils]: At program point L514-2(lines 509 517) the Hoare annotation is: false [2020-12-22 06:56:16,329 INFO L185 CegarLoopUtils]: At program point L878(lines 831 879) the Hoare annotation is: false [2020-12-22 06:56:16,329 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-22 06:56:16,329 INFO L192 CegarLoopUtils]: At program point L978(lines 959 981) the Hoare annotation is: true [2020-12-22 06:56:16,329 INFO L185 CegarLoopUtils]: At program point L946(lines 942 948) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~10 1) (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-22 06:56:16,329 INFO L189 CegarLoopUtils]: For program point L649(lines 649 657) no Hoare annotation was computed. [2020-12-22 06:56:16,329 INFO L189 CegarLoopUtils]: For program point L649-1(lines 649 657) no Hoare annotation was computed. [2020-12-22 06:56:16,329 INFO L189 CegarLoopUtils]: For program point L649-2(lines 649 657) no Hoare annotation was computed. [2020-12-22 06:56:16,329 INFO L189 CegarLoopUtils]: For program point L649-3(lines 649 657) no Hoare annotation was computed. [2020-12-22 06:56:16,330 INFO L189 CegarLoopUtils]: For program point L649-4(lines 649 657) no Hoare annotation was computed. [2020-12-22 06:56:16,330 INFO L189 CegarLoopUtils]: For program point L649-5(lines 649 657) no Hoare annotation was computed. [2020-12-22 06:56:16,330 INFO L185 CegarLoopUtils]: At program point L816(lines 801 819) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 ~systemActive~0)) (.cse1 (<= ~waterLevel~0 1)) (.cse2 (= ULTIMATE.start_activatePump_~tmp~6 0)) (.cse3 (not (= ~pumpRunning~0 0))) (.cse4 (= 1 ~systemActive~0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 (= ~methaneLevelCritical~0 0) .cse4 .cse5 .cse6) (and .cse0 .cse1 (= ~methaneLevelCritical~0 1) .cse2 .cse3 .cse4 .cse5 .cse6))) [2020-12-22 06:56:16,330 INFO L185 CegarLoopUtils]: At program point L816-1(lines 801 819) the Hoare annotation is: false [2020-12-22 06:56:16,330 INFO L185 CegarLoopUtils]: At program point L816-2(lines 801 819) the Hoare annotation is: false [2020-12-22 06:56:16,330 INFO L185 CegarLoopUtils]: At program point L552(lines 547 555) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-22 06:56:16,330 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-22 06:56:16,331 INFO L185 CegarLoopUtils]: At program point L620(lines 620 626) the Hoare annotation is: (let ((.cse11 (= ~methaneLevelCritical~0 0)) (.cse9 (= ~pumpRunning~0 0)) (.cse14 (= ULTIMATE.start_main_~tmp~10 ~systemActive~0)) (.cse15 (<= ~waterLevel~0 1)) (.cse16 (= 1 ~systemActive~0)) (.cse17 (= ULTIMATE.start_processEnvironment_~tmp~5 0)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse19 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse18 (= ~methaneLevelCritical~0 1)) (.cse1 (= ULTIMATE.start_activatePump_~tmp~6 0)) (.cse2 (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4 1)) (.cse3 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse4 (<= 2 ~waterLevel~0)) (.cse5 (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0)) (.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse7 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse8 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse10 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse12 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 1)) (.cse13 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse5 .cse6 .cse7 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse8 (not .cse9) .cse10 .cse11 .cse12 .cse13) (and .cse14 .cse15 .cse16 .cse11 .cse9 .cse6 .cse7) (and .cse14 .cse15 .cse1 .cse11 .cse16 .cse6 .cse7 .cse17) (and .cse14 .cse15 .cse18 .cse16 .cse9 .cse6 .cse7) (and .cse0 .cse19 .cse18 .cse2 .cse3 .cse9 .cse5 .cse6 .cse7 .cse8 .cse10 .cse12 .cse13) (and .cse14 .cse15 .cse1 .cse18 .cse16 .cse6 .cse7 .cse17) (and .cse0 .cse19 .cse18 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse10 .cse12 .cse13))) [2020-12-22 06:56:16,331 INFO L185 CegarLoopUtils]: At program point L620-1(lines 620 626) the Hoare annotation is: false [2020-12-22 06:56:16,331 INFO L185 CegarLoopUtils]: At program point L620-2(lines 620 626) the Hoare annotation is: false [2020-12-22 06:56:16,331 INFO L189 CegarLoopUtils]: For program point L422(lines 422 426) no Hoare annotation was computed. [2020-12-22 06:56:16,331 INFO L189 CegarLoopUtils]: For program point L422-3(lines 422 426) no Hoare annotation was computed. [2020-12-22 06:56:16,331 INFO L189 CegarLoopUtils]: For program point L422-6(lines 422 426) no Hoare annotation was computed. [2020-12-22 06:56:16,331 INFO L189 CegarLoopUtils]: For program point L852(lines 852 858) no Hoare annotation was computed. [2020-12-22 06:56:16,332 INFO L185 CegarLoopUtils]: At program point L852-1(lines 852 858) the Hoare annotation is: (let ((.cse8 (<= 2 ~waterLevel~0)) (.cse9 (= ~waterLevel~0 1)) (.cse10 (= ~methaneLevelCritical~0 1)) (.cse3 (= ~pumpRunning~0 0)) (.cse0 (= ULTIMATE.start_main_~tmp~10 ~systemActive~0)) (.cse7 (= ULTIMATE.start_activatePump_~tmp~6 0)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (<= ~waterLevel~0 2)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse11 (= ULTIMATE.start_processEnvironment_~tmp~5 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and (or (and .cse0 .cse7 .cse2 .cse1 .cse8 .cse4 .cse6) (and .cse0 .cse9 .cse7 .cse1 .cse2 .cse4 .cse6)) .cse5) (and .cse0 (<= ~waterLevel~0 1) .cse10 .cse7 .cse2 .cse4 .cse6 .cse11) (and .cse10 (or (and .cse0 .cse7 .cse2 .cse8 .cse4 .cse6) (and .cse0 .cse9 .cse7 .cse2 .cse4 .cse6)) .cse5) (and .cse0 .cse10 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse7 .cse1 .cse2 .cse4 .cse5 .cse6 .cse11))) [2020-12-22 06:56:16,332 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-22 06:56:16,332 INFO L185 CegarLoopUtils]: At program point L491(lines 486 494) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse6 (= ~pumpRunning~0 0)) (.cse8 (<= ~waterLevel~0 1)) (.cse2 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~3 0)) (.cse1 (= ULTIMATE.start_activatePump_~tmp~6 0)) (.cse10 (= 1 ~systemActive~0)) (.cse7 (= ~methaneLevelCritical~0 0)) (.cse9 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4 1) (= |ULTIMATE.start_isHighWaterLevel_#res| 1) (<= 2 ~waterLevel~0) .cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0) .cse4 .cse5 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (not .cse6) .cse7 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 1) (<= ~waterLevel~0 2)) (and .cse8 .cse0 .cse2 .cse7 .cse9 .cse10 .cse3 .cse6 .cse4 .cse5) (and (= ULTIMATE.start_main_~tmp~10 ~systemActive~0) .cse8 .cse2 .cse1 .cse10 .cse7 .cse9 .cse3 .cse4 .cse5 (= ULTIMATE.start_processEnvironment_~tmp~5 0)))) [2020-12-22 06:56:16,332 INFO L185 CegarLoopUtils]: At program point L491-1(lines 486 494) the Hoare annotation is: false [2020-12-22 06:56:16,332 INFO L185 CegarLoopUtils]: At program point L491-2(lines 486 494) the Hoare annotation is: false [2020-12-22 06:56:16,332 INFO L185 CegarLoopUtils]: At program point L459(lines 454 462) the Hoare annotation is: false [2020-12-22 06:56:16,333 INFO L185 CegarLoopUtils]: At program point L459-1(lines 454 462) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse1 (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4 1)) (.cse2 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse3 (<= 2 ~waterLevel~0)) (.cse4 (= ~pumpRunning~0 0)) (.cse5 (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0)) (.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse7 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse8 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse9 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse10 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 1)) (.cse11 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 (= ~methaneLevelCritical~0 0) .cse10 .cse11) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11))) [2020-12-22 06:56:16,333 INFO L185 CegarLoopUtils]: At program point L459-2(lines 454 462) the Hoare annotation is: (let ((.cse5 (= ~pumpRunning~0 0))) (let ((.cse16 (<= 2 ~waterLevel~0)) (.cse13 (= ULTIMATE.start_main_~tmp~10 1)) (.cse14 (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4 1)) (.cse15 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse17 (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0)) (.cse18 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse19 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse20 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 1)) (.cse21 (<= ~waterLevel~0 2)) (.cse10 (= ULTIMATE.start_activatePump_~tmp~6 0)) (.cse11 (not .cse5)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse12 (= ULTIMATE.start_processEnvironment_~tmp~5 0)) (.cse0 (= ULTIMATE.start_main_~tmp~10 ~systemActive~0)) (.cse1 (<= ~waterLevel~0 1)) (.cse8 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse9 (= ~methaneLevelCritical~0 1)) (.cse3 (= 1 ~systemActive~0)) (.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse7 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse1 .cse8 .cse9 .cse10 .cse11 .cse3 .cse6 .cse7 .cse12) (and .cse13 .cse10 .cse14 .cse15 .cse16 .cse4 .cse17 .cse6 .cse7 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse18 .cse19 .cse11 .cse2 .cse20 .cse21) (and .cse13 .cse8 .cse9 .cse10 .cse14 .cse15 .cse16 .cse17 .cse6 .cse7 .cse18 .cse19 .cse20 .cse21) (and .cse13 .cse8 .cse9 .cse14 .cse15 .cse5 .cse17 .cse6 .cse7 .cse18 .cse19 .cse20 .cse21) (and .cse0 .cse1 .cse10 .cse11 .cse2 .cse3 .cse4 .cse6 .cse7 .cse12) (and .cse0 .cse1 .cse8 .cse9 .cse3 .cse5 .cse6 .cse7)))) [2020-12-22 06:56:16,333 INFO L185 CegarLoopUtils]: At program point L459-3(lines 454 462) the Hoare annotation is: false [2020-12-22 06:56:16,333 INFO L185 CegarLoopUtils]: At program point L459-4(lines 454 462) the Hoare annotation is: false [2020-12-22 06:56:16,333 INFO L185 CegarLoopUtils]: At program point L459-5(lines 454 462) the Hoare annotation is: false [2020-12-22 06:56:16,333 INFO L185 CegarLoopUtils]: At program point L459-6(lines 454 462) the Hoare annotation is: false [2020-12-22 06:56:16,333 INFO L185 CegarLoopUtils]: At program point L459-7(lines 454 462) the Hoare annotation is: false [2020-12-22 06:56:16,334 INFO L185 CegarLoopUtils]: At program point L459-8(lines 454 462) the Hoare annotation is: false [2020-12-22 06:56:16,334 INFO L189 CegarLoopUtils]: For program point L791(lines 791 795) no Hoare annotation was computed. [2020-12-22 06:56:16,334 INFO L189 CegarLoopUtils]: For program point L791-2(lines 791 795) no Hoare annotation was computed. [2020-12-22 06:56:16,334 INFO L189 CegarLoopUtils]: For program point L791-3(lines 791 795) no Hoare annotation was computed. [2020-12-22 06:56:16,334 INFO L189 CegarLoopUtils]: For program point L791-5(lines 791 795) no Hoare annotation was computed. [2020-12-22 06:56:16,334 INFO L189 CegarLoopUtils]: For program point L791-6(lines 791 795) no Hoare annotation was computed. [2020-12-22 06:56:16,334 INFO L189 CegarLoopUtils]: For program point L791-8(lines 791 795) no Hoare annotation was computed. [2020-12-22 06:56:16,334 INFO L189 CegarLoopUtils]: For program point L791-9(lines 791 795) no Hoare annotation was computed. [2020-12-22 06:56:16,334 INFO L189 CegarLoopUtils]: For program point L791-11(lines 791 795) no Hoare annotation was computed. [2020-12-22 06:56:16,334 INFO L189 CegarLoopUtils]: For program point L791-12(lines 791 795) no Hoare annotation was computed. [2020-12-22 06:56:16,335 INFO L189 CegarLoopUtils]: For program point L791-14(lines 791 795) no Hoare annotation was computed. [2020-12-22 06:56:16,335 INFO L189 CegarLoopUtils]: For program point L791-15(lines 791 795) no Hoare annotation was computed. [2020-12-22 06:56:16,335 INFO L189 CegarLoopUtils]: For program point L791-17(lines 791 795) no Hoare annotation was computed. [2020-12-22 06:56:16,335 INFO L189 CegarLoopUtils]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-22 06:56:16,335 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 597) no Hoare annotation was computed. [2020-12-22 06:56:16,383 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.12 06:56:16 BoogieIcfgContainer [2020-12-22 06:56:16,384 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-22 06:56:16,384 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-22 06:56:16,384 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-22 06:56:16,384 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-22 06:56:16,385 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:55:54" (3/4) ... [2020-12-22 06:56:16,389 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-22 06:56:16,416 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-12-22 06:56:16,420 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-12-22 06:56:16,421 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-12-22 06:56:16,422 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-12-22 06:56:16,424 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-12-22 06:56:16,425 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-22 06:56:16,426 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-22 06:56:16,457 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1 [2020-12-22 06:56:16,457 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((tmp == 1 && waterLevel == 1) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1 [2020-12-22 06:56:16,458 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((tmp == systemActive && waterLevel <= 1) && tmp == 0) && methaneLevelCritical == 0) && \result <= 1) && 1 == systemActive) && tmp___0 <= 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((((((((tmp == systemActive && tmp == 0) && tmp == 0) && 1 == systemActive) && tmp___0 <= 1) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 0) && waterLevel <= 1) && !(pumpRunning == 0)) && \result <= 1) && methaneLevelCritical == 0)) || ((((((((((tmp == systemActive && waterLevel <= 1) && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) && tmp == 0)) || ((((((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && tmp == 1) && \result == 1) && 2 <= waterLevel) && tmp == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) && \result == 0) && \result == systemActive) && tmp___0 == 1) && waterLevel <= 2)) || ((((((((((((((((tmp == 1 && tmp == 0) && tmp == 0) && tmp == 1) && \result == 1) && 2 <= waterLevel) && \result == 0) && tmp == 0) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == 0) && \result == systemActive) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2)) || ((((((((tmp == systemActive && waterLevel <= 1) && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 1) && \result == 1) && pumpRunning == 0) && tmp == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) && \result == 0) && \result == systemActive) && tmp___0 == 1) && waterLevel <= 2)) || ((((((tmp == systemActive && waterLevel == 1) && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-12-22 06:56:16,459 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((tmp == systemActive && methaneLevelCritical == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || ((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && ((((((tmp == systemActive && tmp == 0) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1) || (((((tmp == systemActive && waterLevel == 1) && tmp == 0) && 1 == systemActive) && splverifierCounter == 0) && \result == 1))) && waterLevel <= 2)) || (((((((((tmp == systemActive && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || ((((((((((tmp == systemActive && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && \result <= 1) && tmp___0 <= 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((((tmp == systemActive && waterLevel <= 1) && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((((((tmp == systemActive && \result == 0) && waterLevel == 1) && tmp == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && splverifierCounter == 0) && \result == 1) || (((((((tmp == systemActive && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && \result == 1)) && tmp == 0) && waterLevel <= 2)) || ((((((((((((tmp == 1 && tmp == 0) && tmp == 0) && 1 == systemActive) && tmp___0 <= 1) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 0) && waterLevel <= 1) && !(pumpRunning == 0)) && \result <= 1) && methaneLevelCritical == 0)) || ((((((tmp == systemActive && waterLevel == 1) && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((((((waterLevel <= 1 && tmp == 1) && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) && tmp == 0) [2020-12-22 06:56:16,459 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((tmp == systemActive && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || ((((((((tmp == systemActive && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1) || ((((((tmp == systemActive && waterLevel == 1) && tmp == 0) && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0) && \result == 1)) && waterLevel <= 2)) || (((((((tmp == systemActive && waterLevel <= 1) && methaneLevelCritical == 1) && tmp == 0) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) && tmp == 0)) || ((methaneLevelCritical == 1 && ((((((tmp == systemActive && tmp == 0) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1) || (((((tmp == systemActive && waterLevel == 1) && tmp == 0) && 1 == systemActive) && splverifierCounter == 0) && \result == 1))) && waterLevel <= 2)) || ((((((tmp == systemActive && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((((tmp == systemActive && tmp == 0) && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) && tmp == 0) [2020-12-22 06:56:16,461 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((tmp == systemActive && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || ((((((tmp == systemActive && waterLevel <= 1) && methaneLevelCritical == 1) && tmp == 0) && 1 == systemActive) && splverifierCounter == 0) && \result == 1)) || ((((((tmp == systemActive && waterLevel <= 1) && tmp == 0) && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0) && \result == 1)) || ((((((tmp == systemActive && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) [2020-12-22 06:56:16,461 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((tmp == 1 && tmp == 0) && tmp == 1) && \result == 1) && 2 <= waterLevel) && \result == 0) && tmp == 0) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == 0) && !(pumpRunning == 0)) && \result == systemActive) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2) || ((((((tmp == systemActive && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((tmp == systemActive && waterLevel <= 1) && tmp == 0) && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) && tmp == 0)) || ((((((tmp == systemActive && waterLevel <= 1) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 1) && \result == 1) && pumpRunning == 0) && tmp == 0) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == systemActive) && tmp___0 == 1) && waterLevel <= 2)) || (((((((tmp == systemActive && waterLevel <= 1) && tmp == 0) && methaneLevelCritical == 1) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) && tmp == 0)) || (((((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && tmp == 1) && \result == 1) && 2 <= waterLevel) && tmp == 0) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == systemActive) && tmp___0 == 1) && waterLevel <= 2) [2020-12-22 06:56:16,464 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((tmp == systemActive && waterLevel <= 1) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((((tmp == systemActive && waterLevel <= 1) && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) && tmp == 0)) || (((((((((((((((tmp == 1 && tmp == 0) && tmp == 1) && \result == 1) && 2 <= waterLevel) && \result == 0) && tmp == 0) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == 0) && \result == systemActive) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2)) || (((((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && tmp == 1) && \result == 1) && 2 <= waterLevel) && tmp == 0) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == systemActive) && tmp___0 == 1) && waterLevel <= 2)) || ((((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 1) && \result == 1) && pumpRunning == 0) && tmp == 0) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == systemActive) && tmp___0 == 1) && waterLevel <= 2)) || (((((((((tmp == systemActive && waterLevel <= 1) && tmp == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 0)) || (((((((tmp == systemActive && waterLevel <= 1) && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-12-22 06:56:16,465 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == systemActive && waterLevel <= 1) && tmp == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) || (((((((tmp == systemActive && waterLevel <= 1) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) [2020-12-22 06:56:16,465 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((tmp == 1 && waterLevel <= 1) && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && \result == 1) || ((((((((tmp == 1 && \result == 0) && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((((waterLevel <= 1 && tmp == 1) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && \result == 1)) || ((((((((tmp == 1 && methaneLevelCritical == 1) && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) [2020-12-22 06:56:16,473 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((tmp == 1 && tmp == 0) && tmp == 0) && tmp == 1) && \result == 1) && 2 <= waterLevel) && \result == 0) && tmp == 0) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == 0) && \result == systemActive) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2) || (((((((((waterLevel <= 1 && tmp == 1) && tmp == 0) && methaneLevelCritical == 0) && \result <= 1) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((((((tmp == systemActive && waterLevel <= 1) && tmp == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && \result <= 1) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 0) [2020-12-22 06:56:16,474 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == systemActive && waterLevel <= 1) && tmp == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) || (((((((tmp == systemActive && waterLevel <= 1) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) [2020-12-22 06:56:16,475 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((tmp == systemActive && waterLevel <= 1) && tmp___0 == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && \result == 1) || ((((((((((tmp == systemActive && waterLevel <= 1) && tmp___0 == 0) && methaneLevelCritical == 1) && 1 == systemActive) && tmp == 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && \result == 1)) || (((((((((((tmp == 1 && methaneLevelCritical == 1) && \result == 0) && \result == systemActive) && \result == 1) && 2 <= waterLevel) && pumpRunning == 0) && tmp == 0) && splverifierCounter == 0) && tmp___0 == 1) && waterLevel <= 2) && \result == 1)) || (((((((((((tmp == 1 && \result == 0) && \result == systemActive) && methaneLevelCritical == 0) && \result == 1) && 2 <= waterLevel) && pumpRunning == 0) && tmp == 0) && splverifierCounter == 0) && tmp___0 == 1) && waterLevel <= 2) && \result == 1) [2020-12-22 06:56:16,475 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((tmp == 1 && tmp == 0) && tmp == 0) && tmp == 1) && !(\result == 0)) && \result == 1) && 2 <= waterLevel) && \result == 0) && tmp == 0) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == 0) && \result == systemActive) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2 [2020-12-22 06:56:16,479 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((tmp == 1 && tmp == 1) && \result == 1) && \result == 0) && 2 <= waterLevel) && pumpRunning == 0) && tmp == 0) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == systemActive) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2) || (((((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 1) && \result == 1) && 2 <= waterLevel) && pumpRunning == 0) && tmp == 0) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == systemActive) && tmp___0 == 1) && waterLevel <= 2) [2020-12-22 06:56:16,479 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((tmp == 1 && tmp == 1) && \result == 1) && 2 <= waterLevel) && \result == 0) && pumpRunning == 0) && tmp == 0) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == 0) && \result == systemActive) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2) || (((((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 1) && \result == 1) && 2 <= waterLevel) && pumpRunning == 0) && tmp == 0) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == systemActive) && tmp___0 == 1) && waterLevel <= 2) [2020-12-22 06:56:16,580 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/product-lines/minepump_spec3_product57.cil.c-witness.graphml [2020-12-22 06:56:16,580 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-22 06:56:16,581 INFO L168 Benchmark]: Toolchain (without parser) took 24193.78 ms. Allocated memory was 151.0 MB in the beginning and 408.9 MB in the end (delta: 257.9 MB). Free memory was 125.6 MB in the beginning and 344.5 MB in the end (delta: -219.0 MB). Peak memory consumption was 39.6 MB. Max. memory is 8.0 GB. [2020-12-22 06:56:16,582 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 151.0 MB. Free memory was 124.8 MB in the beginning and 124.7 MB in the end (delta: 84.5 kB). There was no memory consumed. Max. memory is 8.0 GB. [2020-12-22 06:56:16,582 INFO L168 Benchmark]: CACSL2BoogieTranslator took 601.70 ms. Allocated memory is still 151.0 MB. Free memory was 125.4 MB in the beginning and 103.3 MB in the end (delta: 22.1 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. [2020-12-22 06:56:16,582 INFO L168 Benchmark]: Boogie Procedure Inliner took 129.88 ms. Allocated memory is still 151.0 MB. Free memory was 103.3 MB in the beginning and 132.4 MB in the end (delta: -29.1 MB). Peak memory consumption was 6.3 MB. Max. memory is 8.0 GB. [2020-12-22 06:56:16,583 INFO L168 Benchmark]: Boogie Preprocessor took 112.28 ms. Allocated memory is still 151.0 MB. Free memory was 132.4 MB in the beginning and 129.3 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2020-12-22 06:56:16,583 INFO L168 Benchmark]: RCFGBuilder took 1236.58 ms. Allocated memory is still 151.0 MB. Free memory was 129.3 MB in the beginning and 60.1 MB in the end (delta: 69.2 MB). Peak memory consumption was 69.2 MB. Max. memory is 8.0 GB. [2020-12-22 06:56:16,584 INFO L168 Benchmark]: TraceAbstraction took 21904.62 ms. Allocated memory was 151.0 MB in the beginning and 408.9 MB in the end (delta: 257.9 MB). Free memory was 59.6 MB in the beginning and 357.1 MB in the end (delta: -297.6 MB). Peak memory consumption was 185.3 MB. Max. memory is 8.0 GB. [2020-12-22 06:56:16,584 INFO L168 Benchmark]: Witness Printer took 195.75 ms. Allocated memory is still 408.9 MB. Free memory was 357.1 MB in the beginning and 344.5 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. [2020-12-22 06:56:16,586 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 was 124.8 MB in the beginning and 124.7 MB in the end (delta: 84.5 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 601.70 ms. Allocated memory is still 151.0 MB. Free memory was 125.4 MB in the beginning and 103.3 MB in the end (delta: 22.1 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 129.88 ms. Allocated memory is still 151.0 MB. Free memory was 103.3 MB in the beginning and 132.4 MB in the end (delta: -29.1 MB). Peak memory consumption was 6.3 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 112.28 ms. Allocated memory is still 151.0 MB. Free memory was 132.4 MB in the beginning and 129.3 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1236.58 ms. Allocated memory is still 151.0 MB. Free memory was 129.3 MB in the beginning and 60.1 MB in the end (delta: 69.2 MB). Peak memory consumption was 69.2 MB. Max. memory is 8.0 GB. * TraceAbstraction took 21904.62 ms. Allocated memory was 151.0 MB in the beginning and 408.9 MB in the end (delta: 257.9 MB). Free memory was 59.6 MB in the beginning and 357.1 MB in the end (delta: -297.6 MB). Peak memory consumption was 185.3 MB. Max. memory is 8.0 GB. * Witness Printer took 195.75 ms. Allocated memory is still 408.9 MB. Free memory was 357.1 MB in the beginning and 344.5 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 597]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 597]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 597]: 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: 737]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 782]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 495]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 782]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 495]: Loop Invariant Derived loop invariant: (((((((((tmp == 1 && waterLevel <= 1) && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && \result == 1) || ((((((((tmp == 1 && \result == 0) && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((((waterLevel <= 1 && tmp == 1) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && \result == 1)) || ((((((((tmp == 1 && methaneLevelCritical == 1) && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 495]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 495]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 852]: Loop Invariant Derived loop invariant: ((((((((((tmp == systemActive && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || ((((((((tmp == systemActive && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1) || ((((((tmp == systemActive && waterLevel == 1) && tmp == 0) && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0) && \result == 1)) && waterLevel <= 2)) || (((((((tmp == systemActive && waterLevel <= 1) && methaneLevelCritical == 1) && tmp == 0) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) && tmp == 0)) || ((methaneLevelCritical == 1 && ((((((tmp == systemActive && tmp == 0) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1) || (((((tmp == systemActive && waterLevel == 1) && tmp == 0) && 1 == systemActive) && splverifierCounter == 0) && \result == 1))) && waterLevel <= 2)) || ((((((tmp == systemActive && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((((tmp == systemActive && tmp == 0) && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) && tmp == 0) - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 969]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 782]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((((((((((tmp == systemActive && waterLevel <= 1) && tmp == 0) && methaneLevelCritical == 0) && \result <= 1) && 1 == systemActive) && tmp___0 <= 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((((((((tmp == systemActive && tmp == 0) && tmp == 0) && 1 == systemActive) && tmp___0 <= 1) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 0) && waterLevel <= 1) && !(pumpRunning == 0)) && \result <= 1) && methaneLevelCritical == 0)) || ((((((((((tmp == systemActive && waterLevel <= 1) && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) && tmp == 0)) || ((((((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && tmp == 1) && \result == 1) && 2 <= waterLevel) && tmp == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) && \result == 0) && \result == systemActive) && tmp___0 == 1) && waterLevel <= 2)) || ((((((((((((((((tmp == 1 && tmp == 0) && tmp == 0) && tmp == 1) && \result == 1) && 2 <= waterLevel) && \result == 0) && tmp == 0) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == 0) && \result == systemActive) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2)) || ((((((((tmp == systemActive && waterLevel <= 1) && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 1) && \result == 1) && pumpRunning == 0) && tmp == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) && \result == 0) && \result == systemActive) && tmp___0 == 1) && waterLevel <= 2)) || ((((((tmp == systemActive && waterLevel == 1) && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 782]: Loop Invariant Derived loop invariant: ((((((((((((tmp == systemActive && waterLevel <= 1) && tmp___0 == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && \result == 1) || ((((((((((tmp == systemActive && waterLevel <= 1) && tmp___0 == 0) && methaneLevelCritical == 1) && 1 == systemActive) && tmp == 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && \result == 1)) || (((((((((((tmp == 1 && methaneLevelCritical == 1) && \result == 0) && \result == systemActive) && \result == 1) && 2 <= waterLevel) && pumpRunning == 0) && tmp == 0) && splverifierCounter == 0) && tmp___0 == 1) && waterLevel <= 2) && \result == 1)) || (((((((((((tmp == 1 && \result == 0) && \result == systemActive) && methaneLevelCritical == 0) && \result == 1) && 2 <= waterLevel) && pumpRunning == 0) && tmp == 0) && splverifierCounter == 0) && tmp___0 == 1) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: ((((((((((((((((tmp == 1 && tmp == 0) && tmp == 0) && tmp == 1) && !(\result == 0)) && \result == 1) && 2 <= waterLevel) && \result == 0) && tmp == 0) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == 0) && \result == systemActive) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 782]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 782]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 831]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 801]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 842]: Loop Invariant Derived loop invariant: ((((((((((((((tmp == systemActive && methaneLevelCritical == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || ((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && ((((((tmp == systemActive && tmp == 0) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1) || (((((tmp == systemActive && waterLevel == 1) && tmp == 0) && 1 == systemActive) && splverifierCounter == 0) && \result == 1))) && waterLevel <= 2)) || (((((((((tmp == systemActive && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || ((((((((((tmp == systemActive && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && \result <= 1) && tmp___0 <= 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((((tmp == systemActive && waterLevel <= 1) && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((((((tmp == systemActive && \result == 0) && waterLevel == 1) && tmp == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && splverifierCounter == 0) && \result == 1) || (((((((tmp == systemActive && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && \result == 1)) && tmp == 0) && waterLevel <= 2)) || ((((((((((((tmp == 1 && tmp == 0) && tmp == 0) && 1 == systemActive) && tmp___0 <= 1) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 0) && waterLevel <= 1) && !(pumpRunning == 0)) && \result <= 1) && methaneLevelCritical == 0)) || ((((((tmp == systemActive && waterLevel == 1) && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((((((waterLevel <= 1 && tmp == 1) && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) && tmp == 0) - InvariantResult [Line: 486]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 801]: Loop Invariant Derived loop invariant: (((((((tmp == systemActive && waterLevel <= 1) && tmp == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) || (((((((tmp == systemActive && waterLevel <= 1) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 801]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 454]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 726]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 454]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 726]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 486]: Loop Invariant Derived loop invariant: (((((((((((((((((tmp == 1 && tmp == 0) && tmp == 0) && tmp == 1) && \result == 1) && 2 <= waterLevel) && \result == 0) && tmp == 0) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == 0) && \result == systemActive) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2) || (((((((((waterLevel <= 1 && tmp == 1) && tmp == 0) && methaneLevelCritical == 0) && \result <= 1) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((((((tmp == systemActive && waterLevel <= 1) && tmp == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && \result <= 1) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 0) - InvariantResult [Line: 486]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 454]: Loop Invariant Derived loop invariant: ((((((((((((tmp == systemActive && waterLevel <= 1) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((((tmp == systemActive && waterLevel <= 1) && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) && tmp == 0)) || (((((((((((((((tmp == 1 && tmp == 0) && tmp == 1) && \result == 1) && 2 <= waterLevel) && \result == 0) && tmp == 0) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == 0) && \result == systemActive) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2)) || (((((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && tmp == 1) && \result == 1) && 2 <= waterLevel) && tmp == 0) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == systemActive) && tmp___0 == 1) && waterLevel <= 2)) || ((((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 1) && \result == 1) && pumpRunning == 0) && tmp == 0) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == systemActive) && tmp___0 == 1) && waterLevel <= 2)) || (((((((((tmp == systemActive && waterLevel <= 1) && tmp == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 0)) || (((((((tmp == systemActive && waterLevel <= 1) && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 454]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 726]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 959]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 454]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 726]: Loop Invariant Derived loop invariant: ((((((((((((((tmp == 1 && tmp == 1) && \result == 1) && 2 <= waterLevel) && \result == 0) && pumpRunning == 0) && tmp == 0) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == 0) && \result == systemActive) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2) || (((((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 1) && \result == 1) && 2 <= waterLevel) && pumpRunning == 0) && tmp == 0) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == systemActive) && tmp___0 == 1) && waterLevel <= 2) - InvariantResult [Line: 454]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 726]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 454]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 726]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 612]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 509]: Loop Invariant Derived loop invariant: (((((((tmp == systemActive && waterLevel <= 1) && tmp == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) || (((((((tmp == systemActive && waterLevel <= 1) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 612]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 620]: Loop Invariant Derived loop invariant: ((((((((((((((((((((tmp == 1 && tmp == 0) && tmp == 1) && \result == 1) && 2 <= waterLevel) && \result == 0) && tmp == 0) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == 0) && !(pumpRunning == 0)) && \result == systemActive) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2) || ((((((tmp == systemActive && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((tmp == systemActive && waterLevel <= 1) && tmp == 0) && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) && tmp == 0)) || ((((((tmp == systemActive && waterLevel <= 1) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 1) && \result == 1) && pumpRunning == 0) && tmp == 0) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == systemActive) && tmp___0 == 1) && waterLevel <= 2)) || (((((((tmp == systemActive && waterLevel <= 1) && tmp == 0) && methaneLevelCritical == 1) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) && tmp == 0)) || (((((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && tmp == 1) && \result == 1) && 2 <= waterLevel) && tmp == 0) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == systemActive) && tmp___0 == 1) && waterLevel <= 2) - InvariantResult [Line: 509]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 620]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 454]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 509]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 898]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 620]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 454]: Loop Invariant Derived loop invariant: (((((((((((((tmp == 1 && tmp == 1) && \result == 1) && \result == 0) && 2 <= waterLevel) && pumpRunning == 0) && tmp == 0) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == systemActive) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2) || (((((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 1) && \result == 1) && 2 <= waterLevel) && pumpRunning == 0) && tmp == 0) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == systemActive) && tmp___0 == 1) && waterLevel <= 2) - InvariantResult [Line: 495]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 495]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 942]: Loop Invariant Derived loop invariant: ((((tmp == 1 && waterLevel == 1) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 612]: Loop Invariant Derived loop invariant: ((((((((tmp == systemActive && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || ((((((tmp == systemActive && waterLevel <= 1) && methaneLevelCritical == 1) && tmp == 0) && 1 == systemActive) && splverifierCounter == 0) && \result == 1)) || ((((((tmp == systemActive && waterLevel <= 1) && tmp == 0) && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0) && \result == 1)) || ((((((tmp == systemActive && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 141 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 5.6s, OverallIterations: 16, TraceHistogramMax: 2, AutomataDifference: 2.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 16.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1830 SDtfs, 2951 SDslu, 3345 SDs, 0 SdLazy, 473 SolverSat, 77 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 184 GetRequests, 98 SyntacticMatches, 0 SemanticMatches, 86 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=360occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 16 MinimizatonAttempts, 2362 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 57 LocationsWithAnnotation, 57 PreInvPairs, 283 NumberOfFragments, 2185 HoareAnnotationTreeSize, 57 FomulaSimplifications, 10210071 FormulaSimplificationTreeSizeReduction, 3.2s HoareSimplificationTime, 57 FomulaSimplificationsInter, 1149350 FormulaSimplificationTreeSizeReductionInter, 12.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 667 NumberOfCodeBlocks, 667 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 650 ConstructedInterpolants, 0 QuantifiedInterpolants, 53842 SizeOfPredicates, 3 NumberOfNonLiveVariables, 459 ConjunctsInSsa, 7 ConjunctsInUnsatCore, 17 InterpolantComputations, 15 PerfectInterpolantSequences, 78/90 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...