./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec3_product46.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/product-lines/minepump_spec3_product46.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cfed73d0949579dcb398cd2d92995791596ce6cd ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-11-28 17:26:04,365 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 17:26:04,368 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 17:26:04,386 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 17:26:04,386 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 17:26:04,387 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 17:26:04,388 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 17:26:04,390 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 17:26:04,392 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 17:26:04,393 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 17:26:04,394 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 17:26:04,395 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 17:26:04,395 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 17:26:04,396 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 17:26:04,397 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 17:26:04,399 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 17:26:04,399 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 17:26:04,400 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 17:26:04,402 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 17:26:04,405 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 17:26:04,406 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 17:26:04,408 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 17:26:04,412 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 17:26:04,415 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 17:26:04,419 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 17:26:04,423 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 17:26:04,425 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 17:26:04,426 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 17:26:04,428 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 17:26:04,429 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 17:26:04,430 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 17:26:04,431 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 17:26:04,432 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 17:26:04,433 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 17:26:04,435 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 17:26:04,438 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 17:26:04,440 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 17:26:04,440 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 17:26:04,441 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 17:26:04,442 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 17:26:04,447 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 17:26:04,449 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-28 17:26:04,463 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 17:26:04,464 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 17:26:04,465 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 17:26:04,465 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 17:26:04,466 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 17:26:04,466 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 17:26:04,466 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 17:26:04,467 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 17:26:04,467 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 17:26:04,467 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 17:26:04,467 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 17:26:04,468 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 17:26:04,468 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 17:26:04,468 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 17:26:04,469 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 17:26:04,469 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 17:26:04,469 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 17:26:04,469 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 17:26:04,470 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 17:26:04,470 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 17:26:04,470 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 17:26:04,471 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 17:26:04,471 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 17:26:04,471 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 17:26:04,471 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 17:26:04,472 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 17:26:04,472 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 17:26:04,472 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 17:26:04,473 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 17:26:04,473 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cfed73d0949579dcb398cd2d92995791596ce6cd [2019-11-28 17:26:04,847 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 17:26:04,871 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 17:26:04,875 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 17:26:04,876 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 17:26:04,878 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 17:26:04,879 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec3_product46.cil.c [2019-11-28 17:26:04,956 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73cd28fb1/991156dc0e034da8bdd32b255fa52dfd/FLAGf550abca2 [2019-11-28 17:26:05,498 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 17:26:05,499 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec3_product46.cil.c [2019-11-28 17:26:05,525 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73cd28fb1/991156dc0e034da8bdd32b255fa52dfd/FLAGf550abca2 [2019-11-28 17:26:05,856 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73cd28fb1/991156dc0e034da8bdd32b255fa52dfd [2019-11-28 17:26:05,859 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 17:26:05,860 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 17:26:05,862 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 17:26:05,862 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 17:26:05,867 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 17:26:05,868 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:26:05" (1/1) ... [2019-11-28 17:26:05,871 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1381c3b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:05, skipping insertion in model container [2019-11-28 17:26:05,871 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:26:05" (1/1) ... [2019-11-28 17:26:05,879 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 17:26:05,932 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 17:26:06,487 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 17:26:06,500 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 17:26:06,580 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 17:26:06,614 INFO L208 MainTranslator]: Completed translation [2019-11-28 17:26:06,614 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:06 WrapperNode [2019-11-28 17:26:06,614 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 17:26:06,615 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 17:26:06,615 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 17:26:06,615 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 17:26:06,624 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:06" (1/1) ... [2019-11-28 17:26:06,644 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:06" (1/1) ... [2019-11-28 17:26:06,696 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 17:26:06,696 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 17:26:06,697 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 17:26:06,697 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 17:26:06,707 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:06" (1/1) ... [2019-11-28 17:26:06,707 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:06" (1/1) ... [2019-11-28 17:26:06,713 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:06" (1/1) ... [2019-11-28 17:26:06,714 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:06" (1/1) ... [2019-11-28 17:26:06,746 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:06" (1/1) ... [2019-11-28 17:26:06,762 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:06" (1/1) ... [2019-11-28 17:26:06,765 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:06" (1/1) ... [2019-11-28 17:26:06,771 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 17:26:06,771 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 17:26:06,772 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 17:26:06,772 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 17:26:06,773 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:06" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 17:26:06,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 17:26:06,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-28 17:26:06,839 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 17:26:06,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 17:26:07,759 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 17:26:07,759 INFO L287 CfgBuilder]: Removed 200 assume(true) statements. [2019-11-28 17:26:07,761 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:26:07 BoogieIcfgContainer [2019-11-28 17:26:07,761 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 17:26:07,763 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-28 17:26:07,764 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-28 17:26:07,767 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-28 17:26:07,768 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 05:26:05" (1/3) ... [2019-11-28 17:26:07,770 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ec75811 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:26:07, skipping insertion in model container [2019-11-28 17:26:07,770 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:06" (2/3) ... [2019-11-28 17:26:07,770 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ec75811 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:26:07, skipping insertion in model container [2019-11-28 17:26:07,771 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:26:07" (3/3) ... [2019-11-28 17:26:07,777 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product46.cil.c [2019-11-28 17:26:07,786 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-28 17:26:07,792 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-28 17:26:07,805 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-28 17:26:07,832 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-28 17:26:07,832 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-28 17:26:07,832 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-28 17:26:07,832 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 17:26:07,832 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 17:26:07,833 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-28 17:26:07,833 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 17:26:07,833 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-28 17:26:07,852 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states. [2019-11-28 17:26:07,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-28 17:26:07,859 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:26:07,861 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 17:26:07,861 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:26:07,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:26:07,866 INFO L82 PathProgramCache]: Analyzing trace with hash 1532365727, now seen corresponding path program 1 times [2019-11-28 17:26:07,873 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:26:07,874 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1497411312] [2019-11-28 17:26:07,874 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:26:08,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:26:08,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:26:08,191 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1497411312] [2019-11-28 17:26:08,193 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:26:08,193 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 17:26:08,194 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1894829505] [2019-11-28 17:26:08,198 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-28 17:26:08,198 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:26:08,209 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-28 17:26:08,209 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-28 17:26:08,214 INFO L87 Difference]: Start difference. First operand 135 states. Second operand 2 states. [2019-11-28 17:26:08,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:26:08,255 INFO L93 Difference]: Finished difference Result 264 states and 395 transitions. [2019-11-28 17:26:08,256 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-28 17:26:08,257 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2019-11-28 17:26:08,258 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:26:08,269 INFO L225 Difference]: With dead ends: 264 [2019-11-28 17:26:08,269 INFO L226 Difference]: Without dead ends: 131 [2019-11-28 17:26:08,273 INFO L630 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 [2019-11-28 17:26:08,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2019-11-28 17:26:08,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 131. [2019-11-28 17:26:08,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2019-11-28 17:26:08,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 189 transitions. [2019-11-28 17:26:08,328 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 189 transitions. Word has length 18 [2019-11-28 17:26:08,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:26:08,328 INFO L462 AbstractCegarLoop]: Abstraction has 131 states and 189 transitions. [2019-11-28 17:26:08,328 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-28 17:26:08,329 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 189 transitions. [2019-11-28 17:26:08,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-28 17:26:08,330 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:26:08,330 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 17:26:08,331 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:26:08,331 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:26:08,331 INFO L82 PathProgramCache]: Analyzing trace with hash -70818645, now seen corresponding path program 1 times [2019-11-28 17:26:08,332 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:26:08,332 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [295201185] [2019-11-28 17:26:08,332 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:26:08,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:26:08,453 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:26:08,456 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [295201185] [2019-11-28 17:26:08,456 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:26:08,457 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 17:26:08,457 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2075425667] [2019-11-28 17:26:08,459 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 17:26:08,459 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:26:08,460 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 17:26:08,460 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 17:26:08,461 INFO L87 Difference]: Start difference. First operand 131 states and 189 transitions. Second operand 3 states. [2019-11-28 17:26:08,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:26:08,495 INFO L93 Difference]: Finished difference Result 131 states and 189 transitions. [2019-11-28 17:26:08,496 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 17:26:08,496 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2019-11-28 17:26:08,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:26:08,498 INFO L225 Difference]: With dead ends: 131 [2019-11-28 17:26:08,500 INFO L226 Difference]: Without dead ends: 53 [2019-11-28 17:26:08,502 INFO L630 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 [2019-11-28 17:26:08,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2019-11-28 17:26:08,508 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2019-11-28 17:26:08,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2019-11-28 17:26:08,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 76 transitions. [2019-11-28 17:26:08,511 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 76 transitions. Word has length 19 [2019-11-28 17:26:08,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:26:08,513 INFO L462 AbstractCegarLoop]: Abstraction has 53 states and 76 transitions. [2019-11-28 17:26:08,515 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 17:26:08,515 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 76 transitions. [2019-11-28 17:26:08,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-28 17:26:08,517 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:26:08,517 INFO L410 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] [2019-11-28 17:26:08,517 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:26:08,517 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:26:08,517 INFO L82 PathProgramCache]: Analyzing trace with hash 1705695964, now seen corresponding path program 1 times [2019-11-28 17:26:08,518 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:26:08,518 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [274978376] [2019-11-28 17:26:08,518 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:26:08,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:26:08,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:26:08,642 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [274978376] [2019-11-28 17:26:08,643 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:26:08,643 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-28 17:26:08,644 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1215332963] [2019-11-28 17:26:08,644 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 17:26:08,644 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:26:08,645 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 17:26:08,645 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 17:26:08,645 INFO L87 Difference]: Start difference. First operand 53 states and 76 transitions. Second operand 5 states. [2019-11-28 17:26:08,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:26:08,712 INFO L93 Difference]: Finished difference Result 100 states and 146 transitions. [2019-11-28 17:26:08,712 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-28 17:26:08,713 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2019-11-28 17:26:08,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:26:08,714 INFO L225 Difference]: With dead ends: 100 [2019-11-28 17:26:08,714 INFO L226 Difference]: Without dead ends: 53 [2019-11-28 17:26:08,715 INFO L630 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 [2019-11-28 17:26:08,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2019-11-28 17:26:08,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2019-11-28 17:26:08,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2019-11-28 17:26:08,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 75 transitions. [2019-11-28 17:26:08,724 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 75 transitions. Word has length 24 [2019-11-28 17:26:08,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:26:08,725 INFO L462 AbstractCegarLoop]: Abstraction has 53 states and 75 transitions. [2019-11-28 17:26:08,725 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 17:26:08,725 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 75 transitions. [2019-11-28 17:26:08,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-28 17:26:08,726 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:26:08,727 INFO L410 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] [2019-11-28 17:26:08,727 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:26:08,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:26:08,728 INFO L82 PathProgramCache]: Analyzing trace with hash -1939313638, now seen corresponding path program 1 times [2019-11-28 17:26:08,728 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:26:08,728 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1075643163] [2019-11-28 17:26:08,729 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:26:08,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:26:08,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:26:08,819 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1075643163] [2019-11-28 17:26:08,819 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:26:08,819 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 17:26:08,819 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [62678557] [2019-11-28 17:26:08,820 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 17:26:08,821 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:26:08,821 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 17:26:08,821 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 17:26:08,821 INFO L87 Difference]: Start difference. First operand 53 states and 75 transitions. Second operand 3 states. [2019-11-28 17:26:08,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:26:08,873 INFO L93 Difference]: Finished difference Result 123 states and 177 transitions. [2019-11-28 17:26:08,873 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 17:26:08,874 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2019-11-28 17:26:08,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:26:08,875 INFO L225 Difference]: With dead ends: 123 [2019-11-28 17:26:08,875 INFO L226 Difference]: Without dead ends: 76 [2019-11-28 17:26:08,878 INFO L630 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 [2019-11-28 17:26:08,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2019-11-28 17:26:08,893 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 74. [2019-11-28 17:26:08,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 74 states. [2019-11-28 17:26:08,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 104 transitions. [2019-11-28 17:26:08,895 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 104 transitions. Word has length 26 [2019-11-28 17:26:08,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:26:08,895 INFO L462 AbstractCegarLoop]: Abstraction has 74 states and 104 transitions. [2019-11-28 17:26:08,895 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 17:26:08,897 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 104 transitions. [2019-11-28 17:26:08,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-28 17:26:08,901 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:26:08,901 INFO L410 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] [2019-11-28 17:26:08,901 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:26:08,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:26:08,902 INFO L82 PathProgramCache]: Analyzing trace with hash -501882354, now seen corresponding path program 1 times [2019-11-28 17:26:08,902 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:26:08,902 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [183727804] [2019-11-28 17:26:08,903 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:26:08,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:26:09,020 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:26:09,021 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [183727804] [2019-11-28 17:26:09,021 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:26:09,021 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 17:26:09,021 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1448144209] [2019-11-28 17:26:09,023 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 17:26:09,024 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:26:09,024 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 17:26:09,024 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 17:26:09,024 INFO L87 Difference]: Start difference. First operand 74 states and 104 transitions. Second operand 5 states. [2019-11-28 17:26:09,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:26:09,169 INFO L93 Difference]: Finished difference Result 373 states and 541 transitions. [2019-11-28 17:26:09,169 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-28 17:26:09,170 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2019-11-28 17:26:09,170 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:26:09,173 INFO L225 Difference]: With dead ends: 373 [2019-11-28 17:26:09,173 INFO L226 Difference]: Without dead ends: 305 [2019-11-28 17:26:09,174 INFO L630 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 [2019-11-28 17:26:09,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2019-11-28 17:26:09,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 121. [2019-11-28 17:26:09,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 121 states. [2019-11-28 17:26:09,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 167 transitions. [2019-11-28 17:26:09,198 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 167 transitions. Word has length 32 [2019-11-28 17:26:09,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:26:09,199 INFO L462 AbstractCegarLoop]: Abstraction has 121 states and 167 transitions. [2019-11-28 17:26:09,199 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 17:26:09,199 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 167 transitions. [2019-11-28 17:26:09,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-28 17:26:09,200 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:26:09,201 INFO L410 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] [2019-11-28 17:26:09,201 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:26:09,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:26:09,202 INFO L82 PathProgramCache]: Analyzing trace with hash -1572928884, now seen corresponding path program 1 times [2019-11-28 17:26:09,202 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:26:09,202 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1127586476] [2019-11-28 17:26:09,203 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:26:09,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:26:09,277 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:26:09,278 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1127586476] [2019-11-28 17:26:09,278 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:26:09,278 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-28 17:26:09,279 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1070274338] [2019-11-28 17:26:09,279 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 17:26:09,280 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:26:09,280 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 17:26:09,280 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 17:26:09,280 INFO L87 Difference]: Start difference. First operand 121 states and 167 transitions. Second operand 5 states. [2019-11-28 17:26:09,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:26:09,502 INFO L93 Difference]: Finished difference Result 628 states and 899 transitions. [2019-11-28 17:26:09,503 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-11-28 17:26:09,503 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2019-11-28 17:26:09,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:26:09,507 INFO L225 Difference]: With dead ends: 628 [2019-11-28 17:26:09,507 INFO L226 Difference]: Without dead ends: 560 [2019-11-28 17:26:09,508 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-11-28 17:26:09,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 560 states. [2019-11-28 17:26:09,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 560 to 181. [2019-11-28 17:26:09,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 181 states. [2019-11-28 17:26:09,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 250 transitions. [2019-11-28 17:26:09,540 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 250 transitions. Word has length 33 [2019-11-28 17:26:09,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:26:09,541 INFO L462 AbstractCegarLoop]: Abstraction has 181 states and 250 transitions. [2019-11-28 17:26:09,541 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 17:26:09,541 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 250 transitions. [2019-11-28 17:26:09,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-28 17:26:09,543 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:26:09,543 INFO L410 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] [2019-11-28 17:26:09,543 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:26:09,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:26:09,544 INFO L82 PathProgramCache]: Analyzing trace with hash 1710921162, now seen corresponding path program 1 times [2019-11-28 17:26:09,544 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:26:09,545 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1208283492] [2019-11-28 17:26:09,545 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:26:09,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:26:09,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:26:09,592 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1208283492] [2019-11-28 17:26:09,592 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:26:09,593 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 17:26:09,593 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2122017058] [2019-11-28 17:26:09,593 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-28 17:26:09,593 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:26:09,594 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-28 17:26:09,594 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-28 17:26:09,594 INFO L87 Difference]: Start difference. First operand 181 states and 250 transitions. Second operand 4 states. [2019-11-28 17:26:09,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:26:09,669 INFO L93 Difference]: Finished difference Result 553 states and 772 transitions. [2019-11-28 17:26:09,670 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-28 17:26:09,670 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 33 [2019-11-28 17:26:09,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:26:09,673 INFO L225 Difference]: With dead ends: 553 [2019-11-28 17:26:09,673 INFO L226 Difference]: Without dead ends: 423 [2019-11-28 17:26:09,674 INFO L630 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 [2019-11-28 17:26:09,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 423 states. [2019-11-28 17:26:09,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 423 to 181. [2019-11-28 17:26:09,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 181 states. [2019-11-28 17:26:09,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 248 transitions. [2019-11-28 17:26:09,701 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 248 transitions. Word has length 33 [2019-11-28 17:26:09,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:26:09,702 INFO L462 AbstractCegarLoop]: Abstraction has 181 states and 248 transitions. [2019-11-28 17:26:09,702 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-28 17:26:09,702 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 248 transitions. [2019-11-28 17:26:09,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-28 17:26:09,703 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:26:09,704 INFO L410 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] [2019-11-28 17:26:09,704 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:26:09,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:26:09,705 INFO L82 PathProgramCache]: Analyzing trace with hash 1969086600, now seen corresponding path program 1 times [2019-11-28 17:26:09,705 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:26:09,705 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [49167687] [2019-11-28 17:26:09,706 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:26:09,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:26:09,775 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:26:09,776 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [49167687] [2019-11-28 17:26:09,776 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:26:09,776 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-11-28 17:26:09,776 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [85140700] [2019-11-28 17:26:09,777 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-28 17:26:09,777 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:26:09,778 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-28 17:26:09,778 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-11-28 17:26:09,778 INFO L87 Difference]: Start difference. First operand 181 states and 248 transitions. Second operand 7 states. [2019-11-28 17:26:10,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:26:10,028 INFO L93 Difference]: Finished difference Result 690 states and 957 transitions. [2019-11-28 17:26:10,029 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-28 17:26:10,029 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 33 [2019-11-28 17:26:10,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:26:10,033 INFO L225 Difference]: With dead ends: 690 [2019-11-28 17:26:10,033 INFO L226 Difference]: Without dead ends: 515 [2019-11-28 17:26:10,035 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2019-11-28 17:26:10,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 515 states. [2019-11-28 17:26:10,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 515 to 190. [2019-11-28 17:26:10,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 190 states. [2019-11-28 17:26:10,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 255 transitions. [2019-11-28 17:26:10,101 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 255 transitions. Word has length 33 [2019-11-28 17:26:10,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:26:10,102 INFO L462 AbstractCegarLoop]: Abstraction has 190 states and 255 transitions. [2019-11-28 17:26:10,102 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-28 17:26:10,102 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 255 transitions. [2019-11-28 17:26:10,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-11-28 17:26:10,103 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:26:10,103 INFO L410 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] [2019-11-28 17:26:10,104 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:26:10,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:26:10,104 INFO L82 PathProgramCache]: Analyzing trace with hash -558169663, now seen corresponding path program 1 times [2019-11-28 17:26:10,105 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:26:10,105 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1159321974] [2019-11-28 17:26:10,105 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:26:10,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:26:10,171 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:26:10,172 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1159321974] [2019-11-28 17:26:10,172 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:26:10,172 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-28 17:26:10,172 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1916327236] [2019-11-28 17:26:10,173 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-28 17:26:10,173 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:26:10,173 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-28 17:26:10,173 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-11-28 17:26:10,174 INFO L87 Difference]: Start difference. First operand 190 states and 255 transitions. Second operand 6 states. [2019-11-28 17:26:10,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:26:10,479 INFO L93 Difference]: Finished difference Result 1195 states and 1575 transitions. [2019-11-28 17:26:10,480 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2019-11-28 17:26:10,480 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 36 [2019-11-28 17:26:10,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:26:10,485 INFO L225 Difference]: With dead ends: 1195 [2019-11-28 17:26:10,486 INFO L226 Difference]: Without dead ends: 1011 [2019-11-28 17:26:10,487 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=67, Invalid=143, Unknown=0, NotChecked=0, Total=210 [2019-11-28 17:26:10,489 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1011 states. [2019-11-28 17:26:10,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1011 to 372. [2019-11-28 17:26:10,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 372 states. [2019-11-28 17:26:10,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 372 states and 492 transitions. [2019-11-28 17:26:10,535 INFO L78 Accepts]: Start accepts. Automaton has 372 states and 492 transitions. Word has length 36 [2019-11-28 17:26:10,536 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:26:10,536 INFO L462 AbstractCegarLoop]: Abstraction has 372 states and 492 transitions. [2019-11-28 17:26:10,536 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-28 17:26:10,536 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 492 transitions. [2019-11-28 17:26:10,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-11-28 17:26:10,537 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:26:10,538 INFO L410 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] [2019-11-28 17:26:10,538 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:26:10,538 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:26:10,539 INFO L82 PathProgramCache]: Analyzing trace with hash 121888707, now seen corresponding path program 1 times [2019-11-28 17:26:10,539 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:26:10,539 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [96931810] [2019-11-28 17:26:10,539 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:26:10,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:26:10,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:26:10,592 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [96931810] [2019-11-28 17:26:10,592 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:26:10,592 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-28 17:26:10,592 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1837749410] [2019-11-28 17:26:10,593 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 17:26:10,593 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:26:10,594 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 17:26:10,594 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 17:26:10,594 INFO L87 Difference]: Start difference. First operand 372 states and 492 transitions. Second operand 5 states. [2019-11-28 17:26:10,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:26:10,777 INFO L93 Difference]: Finished difference Result 972 states and 1311 transitions. [2019-11-28 17:26:10,778 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-28 17:26:10,778 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 36 [2019-11-28 17:26:10,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:26:10,781 INFO L225 Difference]: With dead ends: 972 [2019-11-28 17:26:10,782 INFO L226 Difference]: Without dead ends: 606 [2019-11-28 17:26:10,783 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-11-28 17:26:10,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 606 states. [2019-11-28 17:26:10,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 606 to 330. [2019-11-28 17:26:10,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 330 states. [2019-11-28 17:26:10,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 330 states and 426 transitions. [2019-11-28 17:26:10,824 INFO L78 Accepts]: Start accepts. Automaton has 330 states and 426 transitions. Word has length 36 [2019-11-28 17:26:10,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:26:10,825 INFO L462 AbstractCegarLoop]: Abstraction has 330 states and 426 transitions. [2019-11-28 17:26:10,825 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 17:26:10,825 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 426 transitions. [2019-11-28 17:26:10,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-11-28 17:26:10,826 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:26:10,827 INFO L410 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] [2019-11-28 17:26:10,827 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:26:10,827 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:26:10,828 INFO L82 PathProgramCache]: Analyzing trace with hash -613249401, now seen corresponding path program 1 times [2019-11-28 17:26:10,828 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:26:10,828 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [334097948] [2019-11-28 17:26:10,828 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:26:10,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:26:10,878 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:26:10,879 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [334097948] [2019-11-28 17:26:10,879 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:26:10,879 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-28 17:26:10,880 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1253733388] [2019-11-28 17:26:10,880 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 17:26:10,880 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:26:10,880 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 17:26:10,881 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 17:26:10,881 INFO L87 Difference]: Start difference. First operand 330 states and 426 transitions. Second operand 5 states. [2019-11-28 17:26:11,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:26:11,065 INFO L93 Difference]: Finished difference Result 815 states and 1049 transitions. [2019-11-28 17:26:11,065 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-28 17:26:11,066 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 37 [2019-11-28 17:26:11,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:26:11,070 INFO L225 Difference]: With dead ends: 815 [2019-11-28 17:26:11,070 INFO L226 Difference]: Without dead ends: 491 [2019-11-28 17:26:11,072 INFO L630 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 [2019-11-28 17:26:11,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 491 states. [2019-11-28 17:26:11,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 491 to 314. [2019-11-28 17:26:11,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 314 states. [2019-11-28 17:26:11,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 314 states and 395 transitions. [2019-11-28 17:26:11,110 INFO L78 Accepts]: Start accepts. Automaton has 314 states and 395 transitions. Word has length 37 [2019-11-28 17:26:11,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:26:11,111 INFO L462 AbstractCegarLoop]: Abstraction has 314 states and 395 transitions. [2019-11-28 17:26:11,111 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 17:26:11,111 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 395 transitions. [2019-11-28 17:26:11,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-11-28 17:26:11,112 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:26:11,113 INFO L410 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] [2019-11-28 17:26:11,113 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:26:11,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:26:11,114 INFO L82 PathProgramCache]: Analyzing trace with hash -1916178793, now seen corresponding path program 1 times [2019-11-28 17:26:11,114 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:26:11,115 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1473429905] [2019-11-28 17:26:11,116 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:26:11,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:26:11,199 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:26:11,199 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1473429905] [2019-11-28 17:26:11,199 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:26:11,199 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 17:26:11,200 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [912899200] [2019-11-28 17:26:11,200 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 17:26:11,200 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:26:11,200 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 17:26:11,201 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 17:26:11,201 INFO L87 Difference]: Start difference. First operand 314 states and 395 transitions. Second operand 5 states. [2019-11-28 17:26:11,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:26:11,347 INFO L93 Difference]: Finished difference Result 810 states and 1020 transitions. [2019-11-28 17:26:11,348 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-28 17:26:11,348 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 54 [2019-11-28 17:26:11,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:26:11,351 INFO L225 Difference]: With dead ends: 810 [2019-11-28 17:26:11,351 INFO L226 Difference]: Without dead ends: 502 [2019-11-28 17:26:11,352 INFO L630 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 [2019-11-28 17:26:11,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 502 states. [2019-11-28 17:26:11,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 502 to 314. [2019-11-28 17:26:11,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 314 states. [2019-11-28 17:26:11,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 314 states and 389 transitions. [2019-11-28 17:26:11,388 INFO L78 Accepts]: Start accepts. Automaton has 314 states and 389 transitions. Word has length 54 [2019-11-28 17:26:11,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:26:11,389 INFO L462 AbstractCegarLoop]: Abstraction has 314 states and 389 transitions. [2019-11-28 17:26:11,389 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 17:26:11,389 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 389 transitions. [2019-11-28 17:26:11,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-11-28 17:26:11,391 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:26:11,391 INFO L410 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] [2019-11-28 17:26:11,391 INFO L410 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:26:11,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:26:11,392 INFO L82 PathProgramCache]: Analyzing trace with hash 1094031012, now seen corresponding path program 1 times [2019-11-28 17:26:11,392 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:26:11,392 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1082805792] [2019-11-28 17:26:11,392 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:26:11,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:26:11,490 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-28 17:26:11,491 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1082805792] [2019-11-28 17:26:11,491 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:26:11,491 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-28 17:26:11,491 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1656663038] [2019-11-28 17:26:11,492 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-28 17:26:11,493 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:26:11,494 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-28 17:26:11,494 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-11-28 17:26:11,494 INFO L87 Difference]: Start difference. First operand 314 states and 389 transitions. Second operand 6 states. [2019-11-28 17:26:11,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:26:11,715 INFO L93 Difference]: Finished difference Result 757 states and 959 transitions. [2019-11-28 17:26:11,716 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-11-28 17:26:11,716 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 56 [2019-11-28 17:26:11,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:26:11,716 INFO L225 Difference]: With dead ends: 757 [2019-11-28 17:26:11,717 INFO L226 Difference]: Without dead ends: 0 [2019-11-28 17:26:11,718 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2019-11-28 17:26:11,719 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-28 17:26:11,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-28 17:26:11,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-28 17:26:11,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-28 17:26:11,720 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 56 [2019-11-28 17:26:11,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:26:11,720 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 17:26:11,720 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-28 17:26:11,720 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-28 17:26:11,721 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-28 17:26:11,723 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-28 17:26:11,865 WARN L192 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 81 [2019-11-28 17:26:12,069 WARN L192 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 103 [2019-11-28 17:26:12,387 WARN L192 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 134 [2019-11-28 17:26:12,740 WARN L192 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 148 [2019-11-28 17:26:12,893 WARN L192 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 99 [2019-11-28 17:26:13,024 WARN L192 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 102 [2019-11-28 17:26:13,137 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 107 [2019-11-28 17:26:13,894 WARN L192 SmtUtils]: Spent 753.00 ms on a formula simplification. DAG size of input: 308 DAG size of output: 261 [2019-11-28 17:26:14,114 WARN L192 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 118 [2019-11-28 17:26:14,832 WARN L192 SmtUtils]: Spent 712.00 ms on a formula simplification. DAG size of input: 308 DAG size of output: 261 [2019-11-28 17:26:15,459 WARN L192 SmtUtils]: Spent 623.00 ms on a formula simplification. DAG size of input: 269 DAG size of output: 229 [2019-11-28 17:26:15,665 WARN L192 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 167 [2019-11-28 17:26:15,998 WARN L192 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 187 [2019-11-28 17:26:16,331 WARN L192 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 278 DAG size of output: 235 [2019-11-28 17:26:16,607 WARN L192 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 37 [2019-11-28 17:26:17,130 WARN L192 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 43 [2019-11-28 17:26:17,779 WARN L192 SmtUtils]: Spent 646.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 35 [2019-11-28 17:26:18,431 WARN L192 SmtUtils]: Spent 647.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 40 [2019-11-28 17:26:18,799 WARN L192 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 25 [2019-11-28 17:26:19,161 WARN L192 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 27 [2019-11-28 17:26:19,648 WARN L192 SmtUtils]: Spent 481.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 45 [2019-11-28 17:26:21,917 WARN L192 SmtUtils]: Spent 2.26 s on a formula simplification. DAG size of input: 257 DAG size of output: 29 [2019-11-28 17:26:22,529 WARN L192 SmtUtils]: Spent 592.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 28 [2019-11-28 17:26:24,824 WARN L192 SmtUtils]: Spent 2.29 s on a formula simplification. DAG size of input: 257 DAG size of output: 29 [2019-11-28 17:26:26,792 WARN L192 SmtUtils]: Spent 1.96 s on a formula simplification. DAG size of input: 224 DAG size of output: 35 [2019-11-28 17:26:27,641 WARN L192 SmtUtils]: Spent 843.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 35 [2019-11-28 17:26:29,104 WARN L192 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 184 DAG size of output: 36 [2019-11-28 17:26:31,142 WARN L192 SmtUtils]: Spent 2.04 s on a formula simplification. DAG size of input: 232 DAG size of output: 29 [2019-11-28 17:26:31,213 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 957) no Hoare annotation was computed. [2019-11-28 17:26:31,213 INFO L246 CegarLoopResult]: For program point L498(lines 498 502) no Hoare annotation was computed. [2019-11-28 17:26:31,214 INFO L246 CegarLoopResult]: For program point L498-1(lines 690 696) no Hoare annotation was computed. [2019-11-28 17:26:31,214 INFO L242 CegarLoopResult]: At program point L697(lines 697 703) the Hoare annotation is: (let ((.cse2 (<= ~waterLevel~0 1)) (.cse3 (= ~pumpRunning~0 0)) (.cse8 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse6 (= 1 ~methaneLevelCritical~0)) (.cse0 (= 1 ULTIMATE.start_main_~tmp~4)) (.cse9 (= 0 ULTIMATE.start_activatePump_~tmp~7)) (.cse1 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse7 (= 0 ~methaneLevelCritical~0)) (.cse10 (= ~pumpRunning~0 1)) (.cse4 (not (= 0 ~systemActive~0))) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse7 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse8 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse9 .cse1 .cse8 .cse10 .cse4 .cse5 .cse6) (and .cse0 .cse9 .cse1 (= 0 |ULTIMATE.start_isMethaneAlarm_#res|) .cse7 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse10 .cse4 .cse5))) [2019-11-28 17:26:31,214 INFO L242 CegarLoopResult]: At program point L697-1(lines 697 703) the Hoare annotation is: false [2019-11-28 17:26:31,214 INFO L242 CegarLoopResult]: At program point L697-2(lines 697 703) the Hoare annotation is: false [2019-11-28 17:26:31,214 INFO L242 CegarLoopResult]: At program point L103(lines 1 960) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2019-11-28 17:26:31,214 INFO L246 CegarLoopResult]: For program point L897(lines 896 943) no Hoare annotation was computed. [2019-11-28 17:26:31,214 INFO L246 CegarLoopResult]: For program point L898(lines 898 902) no Hoare annotation was computed. [2019-11-28 17:26:31,215 INFO L246 CegarLoopResult]: For program point L569(lines 569 576) no Hoare annotation was computed. [2019-11-28 17:26:31,215 INFO L249 CegarLoopResult]: At program point L569-1(lines 569 576) the Hoare annotation is: true [2019-11-28 17:26:31,215 INFO L246 CegarLoopResult]: For program point L867(lines 867 871) no Hoare annotation was computed. [2019-11-28 17:26:31,215 INFO L246 CegarLoopResult]: For program point L867-2(lines 867 871) no Hoare annotation was computed. [2019-11-28 17:26:31,215 INFO L246 CegarLoopResult]: For program point L867-3(lines 867 871) no Hoare annotation was computed. [2019-11-28 17:26:31,215 INFO L246 CegarLoopResult]: For program point L867-5(lines 867 871) no Hoare annotation was computed. [2019-11-28 17:26:31,215 INFO L246 CegarLoopResult]: For program point L669(lines 669 675) no Hoare annotation was computed. [2019-11-28 17:26:31,215 INFO L246 CegarLoopResult]: For program point L867-6(lines 867 871) no Hoare annotation was computed. [2019-11-28 17:26:31,215 INFO L246 CegarLoopResult]: For program point L669-1(lines 669 675) no Hoare annotation was computed. [2019-11-28 17:26:31,215 INFO L246 CegarLoopResult]: For program point L669-2(lines 669 675) no Hoare annotation was computed. [2019-11-28 17:26:31,215 INFO L246 CegarLoopResult]: For program point L867-8(lines 867 871) no Hoare annotation was computed. [2019-11-28 17:26:31,215 INFO L246 CegarLoopResult]: For program point L669-3(lines 669 675) no Hoare annotation was computed. [2019-11-28 17:26:31,216 INFO L246 CegarLoopResult]: For program point L867-9(lines 867 871) no Hoare annotation was computed. [2019-11-28 17:26:31,217 INFO L246 CegarLoopResult]: For program point L669-4(lines 669 675) no Hoare annotation was computed. [2019-11-28 17:26:31,217 INFO L246 CegarLoopResult]: For program point L867-11(lines 867 871) no Hoare annotation was computed. [2019-11-28 17:26:31,217 INFO L246 CegarLoopResult]: For program point L669-5(lines 669 675) no Hoare annotation was computed. [2019-11-28 17:26:31,217 INFO L246 CegarLoopResult]: For program point L867-12(lines 867 871) no Hoare annotation was computed. [2019-11-28 17:26:31,217 INFO L246 CegarLoopResult]: For program point L867-14(lines 867 871) no Hoare annotation was computed. [2019-11-28 17:26:31,218 INFO L246 CegarLoopResult]: For program point L867-15(lines 867 871) no Hoare annotation was computed. [2019-11-28 17:26:31,218 INFO L246 CegarLoopResult]: For program point L867-17(lines 867 871) no Hoare annotation was computed. [2019-11-28 17:26:31,218 INFO L246 CegarLoopResult]: For program point L934(lines 934 938) no Hoare annotation was computed. [2019-11-28 17:26:31,218 INFO L242 CegarLoopResult]: At program point L934-2(lines 690 696) the Hoare annotation is: (let ((.cse1 (= 0 ULTIMATE.start_activatePump_~tmp~7)) (.cse3 (= ~pumpRunning~0 1)) (.cse6 (= 1 ~methaneLevelCritical~0)) (.cse0 (= 1 ULTIMATE.start_main_~tmp~4)) (.cse2 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse7 (= 0 ~methaneLevelCritical~0)) (.cse8 (= ~pumpRunning~0 0)) (.cse4 (not (= 0 ~systemActive~0))) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse2 .cse7 .cse3 .cse4 .cse5) (and .cse0 .cse2 .cse8 .cse4 .cse5 .cse6) (and .cse0 .cse2 .cse7 .cse8 .cse4 .cse5))) [2019-11-28 17:26:31,218 INFO L246 CegarLoopResult]: For program point L604(lines 604 608) no Hoare annotation was computed. [2019-11-28 17:26:31,219 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 957) no Hoare annotation was computed. [2019-11-28 17:26:31,219 INFO L242 CegarLoopResult]: At program point L111(lines 106 114) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2019-11-28 17:26:31,219 INFO L242 CegarLoopResult]: At program point L674(lines 665 678) the Hoare annotation is: false [2019-11-28 17:26:31,219 INFO L242 CegarLoopResult]: At program point L674-1(lines 665 678) the Hoare annotation is: (let ((.cse2 (<= ~waterLevel~0 1)) (.cse7 (= 0 ~methaneLevelCritical~0)) (.cse8 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse0 (= 1 ULTIMATE.start_main_~tmp~4)) (.cse1 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (not (= 0 ~systemActive~0))) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse6 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse7 .cse2 .cse3 .cse4 .cse5) (and .cse8 .cse0 .cse1 .cse7 .cse3 .cse4 .cse5) (and .cse8 .cse0 .cse1 .cse3 .cse4 .cse5 .cse6))) [2019-11-28 17:26:31,220 INFO L242 CegarLoopResult]: At program point L674-2(lines 665 678) the Hoare annotation is: false [2019-11-28 17:26:31,220 INFO L242 CegarLoopResult]: At program point L674-3(lines 665 678) the Hoare annotation is: false [2019-11-28 17:26:31,220 INFO L242 CegarLoopResult]: At program point L674-4(lines 665 678) the Hoare annotation is: false [2019-11-28 17:26:31,220 INFO L242 CegarLoopResult]: At program point L674-5(lines 665 678) the Hoare annotation is: false [2019-11-28 17:26:31,220 INFO L246 CegarLoopResult]: For program point L906(lines 906 912) no Hoare annotation was computed. [2019-11-28 17:26:31,220 INFO L242 CegarLoopResult]: At program point L906-1(lines 906 912) the Hoare annotation is: (let ((.cse0 (= 1 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0)) (.cse3 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse7 (= 1 ~methaneLevelCritical~0)) (.cse8 (= 0 ULTIMATE.start_activatePump_~tmp~7)) (.cse9 (= ~pumpRunning~0 1)) (.cse1 (= 1 ULTIMATE.start_main_~tmp~4)) (.cse2 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse10 (= 0 ~methaneLevelCritical~0)) (.cse4 (= ~pumpRunning~0 0)) (.cse5 (not (= 0 ~systemActive~0))) (.cse6 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse1 .cse8 .cse2 .cse3 .cse9 .cse5 .cse6 .cse7) (and .cse1 .cse8 .cse2 (= 0 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0) (= 0 |ULTIMATE.start_isMethaneAlarm_#res|) .cse10 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse9 .cse5 .cse6) (and .cse1 .cse2 .cse10 .cse4 .cse5 .cse6))) [2019-11-28 17:26:31,220 INFO L242 CegarLoopResult]: At program point L873(lines 858 876) the Hoare annotation is: false [2019-11-28 17:26:31,221 INFO L242 CegarLoopResult]: At program point L873-1(lines 858 876) the Hoare annotation is: (let ((.cse2 (<= ~waterLevel~0 1)) (.cse7 (= 0 ~methaneLevelCritical~0)) (.cse8 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse0 (= 1 ULTIMATE.start_main_~tmp~4)) (.cse1 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse9 (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|))) (.cse10 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~1))) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (not (= 0 ~systemActive~0))) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse11 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~8)) (.cse6 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse7 .cse2 .cse3 .cse4 .cse5) (and .cse8 .cse0 .cse1 .cse9 .cse7 .cse10 .cse3 .cse4 .cse5 .cse11) (and .cse8 .cse0 .cse1 .cse9 .cse10 .cse3 .cse4 .cse5 .cse11 .cse6))) [2019-11-28 17:26:31,221 INFO L242 CegarLoopResult]: At program point L873-2(lines 858 876) the Hoare annotation is: false [2019-11-28 17:26:31,221 INFO L242 CegarLoopResult]: At program point L873-3(lines 858 876) the Hoare annotation is: false [2019-11-28 17:26:31,221 INFO L242 CegarLoopResult]: At program point L873-4(lines 858 876) the Hoare annotation is: false [2019-11-28 17:26:31,221 INFO L242 CegarLoopResult]: At program point L873-5(lines 858 876) the Hoare annotation is: false [2019-11-28 17:26:31,221 INFO L242 CegarLoopResult]: At program point L809(lines 802 812) the Hoare annotation is: (let ((.cse0 (= 1 ULTIMATE.start_main_~tmp~4)) (.cse1 (= 0 ULTIMATE.start_activatePump_~tmp~7)) (.cse2 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse3 (= ~pumpRunning~0 1)) (.cse4 (not (= 0 ~systemActive~0))) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse3 .cse4 .cse5 (= 1 ~methaneLevelCritical~0)) (and .cse0 .cse1 .cse2 (= 0 |ULTIMATE.start_isMethaneAlarm_#res|) (= 0 ~methaneLevelCritical~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse3 .cse4 .cse5))) [2019-11-28 17:26:31,221 INFO L242 CegarLoopResult]: At program point L809-1(lines 802 812) the Hoare annotation is: false [2019-11-28 17:26:31,221 INFO L242 CegarLoopResult]: At program point L809-2(lines 802 812) the Hoare annotation is: (let ((.cse0 (= 0 |ULTIMATE.start_isMethaneAlarm_#res|)) (.cse1 (= 0 ~methaneLevelCritical~0)) (.cse4 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse13 (<= ~waterLevel~0 1)) (.cse6 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse7 (= 1 ULTIMATE.start_main_~tmp~4)) (.cse8 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse2 (not (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0))) (.cse3 (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|))) (.cse9 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~1))) (.cse14 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse10 (= ~pumpRunning~0 0)) (.cse11 (not (= 0 ~systemActive~0))) (.cse12 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse5 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~8)) (.cse15 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12) (and .cse7 .cse8 .cse0 .cse2 .cse1 .cse4 .cse13 .cse10 .cse11 .cse12) (and .cse7 .cse8 .cse2 .cse13 .cse14 .cse10 .cse11 .cse12 .cse15) (and .cse6 .cse7 .cse8 .cse2 .cse3 .cse9 .cse14 .cse10 .cse11 .cse12 .cse5 .cse15))) [2019-11-28 17:26:31,221 INFO L242 CegarLoopResult]: At program point L809-3(lines 802 812) the Hoare annotation is: false [2019-11-28 17:26:31,222 INFO L242 CegarLoopResult]: At program point L809-4(lines 802 812) the Hoare annotation is: false [2019-11-28 17:26:31,222 INFO L242 CegarLoopResult]: At program point L809-5(lines 802 812) the Hoare annotation is: false [2019-11-28 17:26:31,222 INFO L242 CegarLoopResult]: At program point L809-6(lines 802 812) the Hoare annotation is: false [2019-11-28 17:26:31,222 INFO L242 CegarLoopResult]: At program point L809-7(lines 802 812) the Hoare annotation is: false [2019-11-28 17:26:31,222 INFO L249 CegarLoopResult]: At program point L578(lines 559 581) the Hoare annotation is: true [2019-11-28 17:26:31,222 INFO L242 CegarLoopResult]: At program point L545(lines 541 547) the Hoare annotation is: (and (= 1 ULTIMATE.start_main_~tmp~4) (= |ULTIMATE.start_valid_product_#res| 1) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2019-11-28 17:26:31,222 INFO L242 CegarLoopResult]: At program point L809-8(lines 802 812) the Hoare annotation is: false [2019-11-28 17:26:31,222 INFO L242 CegarLoopResult]: At program point L944(lines 895 945) the Hoare annotation is: false [2019-11-28 17:26:31,222 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-28 17:26:31,222 INFO L246 CegarLoopResult]: For program point L53(lines 53 73) no Hoare annotation was computed. [2019-11-28 17:26:31,223 INFO L246 CegarLoopResult]: For program point L53-2(lines 53 73) no Hoare annotation was computed. [2019-11-28 17:26:31,223 INFO L246 CegarLoopResult]: For program point L53-4(lines 53 73) no Hoare annotation was computed. [2019-11-28 17:26:31,223 INFO L246 CegarLoopResult]: For program point L748(lines 748 765) no Hoare annotation was computed. [2019-11-28 17:26:31,223 INFO L246 CegarLoopResult]: For program point L748-1(lines 748 765) no Hoare annotation was computed. [2019-11-28 17:26:31,223 INFO L246 CegarLoopResult]: For program point L748-2(lines 748 765) no Hoare annotation was computed. [2019-11-28 17:26:31,223 INFO L246 CegarLoopResult]: For program point L616(lines 616 620) no Hoare annotation was computed. [2019-11-28 17:26:31,223 INFO L246 CegarLoopResult]: For program point L916(lines 916 922) no Hoare annotation was computed. [2019-11-28 17:26:31,223 INFO L242 CegarLoopResult]: At program point L916-1(lines 916 922) the Hoare annotation is: (let ((.cse1 (= 0 ULTIMATE.start_activatePump_~tmp~7)) (.cse3 (= ~pumpRunning~0 1)) (.cse6 (= 1 ~methaneLevelCritical~0)) (.cse0 (= 1 ULTIMATE.start_main_~tmp~4)) (.cse2 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse7 (= 0 ~methaneLevelCritical~0)) (.cse8 (= ~pumpRunning~0 0)) (.cse4 (not (= 0 ~systemActive~0))) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse2 .cse7 .cse3 .cse4 .cse5) (and .cse0 .cse2 .cse8 .cse4 .cse5 .cse6) (and .cse0 .cse2 .cse7 .cse8 .cse4 .cse5))) [2019-11-28 17:26:31,223 INFO L246 CegarLoopResult]: For program point L784(lines 784 790) no Hoare annotation was computed. [2019-11-28 17:26:31,223 INFO L246 CegarLoopResult]: For program point L784-2(lines 784 790) no Hoare annotation was computed. [2019-11-28 17:26:31,224 INFO L246 CegarLoopResult]: For program point L784-4(lines 784 790) no Hoare annotation was computed. [2019-11-28 17:26:31,224 INFO L246 CegarLoopResult]: For program point L784-6(lines 784 790) no Hoare annotation was computed. [2019-11-28 17:26:31,224 INFO L246 CegarLoopResult]: For program point L784-8(lines 784 790) no Hoare annotation was computed. [2019-11-28 17:26:31,224 INFO L246 CegarLoopResult]: For program point L784-10(lines 784 790) no Hoare annotation was computed. [2019-11-28 17:26:31,224 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-28 17:26:31,224 INFO L242 CegarLoopResult]: At program point L818(lines 813 821) the Hoare annotation is: (and (= 1 ULTIMATE.start_main_~tmp~4) (= 0 ULTIMATE.start_activatePump_~tmp~7) (= |ULTIMATE.start_valid_product_#res| 1) (= 0 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0) (= 0 |ULTIMATE.start_isMethaneAlarm_#res|) (= 0 ~methaneLevelCritical~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= ~pumpRunning~0 1) (= |ULTIMATE.start_isPumpRunning_#res| 1) (not (= 0 ~systemActive~0)) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:26:31,225 INFO L242 CegarLoopResult]: At program point L818-1(lines 813 821) the Hoare annotation is: false [2019-11-28 17:26:31,225 INFO L246 CegarLoopResult]: For program point L752(lines 752 760) no Hoare annotation was computed. [2019-11-28 17:26:31,225 INFO L242 CegarLoopResult]: At program point L818-2(lines 813 821) the Hoare annotation is: false [2019-11-28 17:26:31,225 INFO L246 CegarLoopResult]: For program point L752-1(lines 752 760) no Hoare annotation was computed. [2019-11-28 17:26:31,225 INFO L246 CegarLoopResult]: For program point L752-2(lines 752 760) no Hoare annotation was computed. [2019-11-28 17:26:31,225 INFO L246 CegarLoopResult]: For program point L59(lines 59 72) no Hoare annotation was computed. [2019-11-28 17:26:31,226 INFO L242 CegarLoopResult]: At program point L59-1(lines 1 960) the Hoare annotation is: (let ((.cse5 (= ~pumpRunning~0 0)) (.cse8 (= 1 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0)) (.cse9 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse10 (= 1 ~methaneLevelCritical~0)) (.cse0 (= 1 ULTIMATE.start_main_~tmp~4)) (.cse11 (= 0 ULTIMATE.start_activatePump_~tmp~7)) (.cse1 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse2 (= 0 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0)) (.cse3 (= 0 ~methaneLevelCritical~0)) (.cse4 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse12 (= ~pumpRunning~0 1)) (.cse6 (not (= 0 ~systemActive~0))) (.cse7 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (<= ~waterLevel~0 1) .cse5 .cse6 .cse7) (and .cse8 .cse0 .cse1 .cse9 .cse5 .cse6 .cse7 .cse10) (and .cse0 .cse1 .cse3 (= 1 ~waterLevel~0) .cse5 .cse6 .cse7) (and .cse8 .cse0 .cse11 .cse1 .cse9 .cse12 .cse6 .cse7 .cse10) (and .cse0 .cse11 .cse1 .cse2 (= 0 |ULTIMATE.start_isMethaneAlarm_#res|) .cse3 .cse4 .cse12 .cse6 .cse7))) [2019-11-28 17:26:31,226 INFO L246 CegarLoopResult]: For program point L59-2(lines 59 72) no Hoare annotation was computed. [2019-11-28 17:26:31,226 INFO L242 CegarLoopResult]: At program point L59-3(lines 1 960) the Hoare annotation is: false [2019-11-28 17:26:31,226 INFO L246 CegarLoopResult]: For program point L59-4(lines 59 72) no Hoare annotation was computed. [2019-11-28 17:26:31,226 INFO L242 CegarLoopResult]: At program point L59-5(lines 1 960) the Hoare annotation is: false [2019-11-28 17:26:31,227 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-28 17:26:31,227 INFO L246 CegarLoopResult]: For program point L722(lines 722 739) no Hoare annotation was computed. [2019-11-28 17:26:31,227 INFO L246 CegarLoopResult]: For program point L722-1(lines 722 739) no Hoare annotation was computed. [2019-11-28 17:26:31,227 INFO L246 CegarLoopResult]: For program point L722-2(lines 722 739) no Hoare annotation was computed. [2019-11-28 17:26:31,227 INFO L246 CegarLoopResult]: For program point L722-3(lines 722 739) no Hoare annotation was computed. [2019-11-28 17:26:31,228 INFO L246 CegarLoopResult]: For program point L722-4(lines 722 739) no Hoare annotation was computed. [2019-11-28 17:26:31,228 INFO L246 CegarLoopResult]: For program point L722-5(lines 722 739) no Hoare annotation was computed. [2019-11-28 17:26:31,228 INFO L242 CegarLoopResult]: At program point L690(lines 689 708) the Hoare annotation is: (let ((.cse1 (= 0 ULTIMATE.start_activatePump_~tmp~7)) (.cse3 (= ~pumpRunning~0 1)) (.cse6 (= 1 ~methaneLevelCritical~0)) (.cse0 (= 1 ULTIMATE.start_main_~tmp~4)) (.cse2 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse7 (= 0 ~methaneLevelCritical~0)) (.cse8 (= ~pumpRunning~0 0)) (.cse4 (not (= 0 ~systemActive~0))) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse2 .cse7 .cse3 .cse4 .cse5) (and .cse0 .cse2 .cse8 .cse4 .cse5 .cse6) (and .cse0 .cse2 .cse7 .cse8 .cse4 .cse5))) [2019-11-28 17:26:31,228 INFO L246 CegarLoopResult]: For program point L690-1(lines 690 696) no Hoare annotation was computed. [2019-11-28 17:26:31,228 INFO L242 CegarLoopResult]: At program point L690-2(lines 689 708) the Hoare annotation is: false [2019-11-28 17:26:31,229 INFO L242 CegarLoopResult]: At program point L690-3(lines 689 708) the Hoare annotation is: false [2019-11-28 17:26:31,229 INFO L246 CegarLoopResult]: For program point L63(lines 63 69) no Hoare annotation was computed. [2019-11-28 17:26:31,229 INFO L246 CegarLoopResult]: For program point L63-2(lines 63 69) no Hoare annotation was computed. [2019-11-28 17:26:31,229 INFO L246 CegarLoopResult]: For program point L63-4(lines 63 69) no Hoare annotation was computed. [2019-11-28 17:26:31,229 INFO L246 CegarLoopResult]: For program point L592(lines 592 596) no Hoare annotation was computed. [2019-11-28 17:26:31,229 INFO L246 CegarLoopResult]: For program point L592-3(lines 592 596) no Hoare annotation was computed. [2019-11-28 17:26:31,230 INFO L246 CegarLoopResult]: For program point L592-6(lines 592 596) no Hoare annotation was computed. [2019-11-28 17:26:31,230 INFO L242 CegarLoopResult]: At program point L494-2(lines 494 508) the Hoare annotation is: false [2019-11-28 17:26:31,230 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-28 17:26:31,230 INFO L246 CegarLoopResult]: For program point L957(line 957) no Hoare annotation was computed. [2019-11-28 17:26:31,230 INFO L246 CegarLoopResult]: For program point L957-1(line 957) no Hoare annotation was computed. [2019-11-28 17:26:31,230 INFO L246 CegarLoopResult]: For program point L957-2(line 957) no Hoare annotation was computed. [2019-11-28 17:26:31,231 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 957) no Hoare annotation was computed. [2019-11-28 17:26:31,231 INFO L246 CegarLoopResult]: For program point L726(lines 726 734) no Hoare annotation was computed. [2019-11-28 17:26:31,231 INFO L246 CegarLoopResult]: For program point L726-1(lines 726 734) no Hoare annotation was computed. [2019-11-28 17:26:31,231 INFO L246 CegarLoopResult]: For program point L726-2(lines 726 734) no Hoare annotation was computed. [2019-11-28 17:26:31,231 INFO L246 CegarLoopResult]: For program point L726-3(lines 726 734) no Hoare annotation was computed. [2019-11-28 17:26:31,231 INFO L246 CegarLoopResult]: For program point L726-4(lines 726 734) no Hoare annotation was computed. [2019-11-28 17:26:31,232 INFO L246 CegarLoopResult]: For program point L726-5(lines 726 734) no Hoare annotation was computed. [2019-11-28 17:26:31,232 INFO L246 CegarLoopResult]: For program point L495(line 495) no Hoare annotation was computed. [2019-11-28 17:26:31,232 INFO L242 CegarLoopResult]: At program point L661(lines 656 664) the Hoare annotation is: (let ((.cse0 (= 1 ULTIMATE.start_main_~tmp~4)) (.cse1 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse2 (= 0 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0)) (.cse3 (= 0 ~methaneLevelCritical~0)) (.cse4 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse5 (not (= 0 ~systemActive~0))) (.cse6 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (= 0 ULTIMATE.start_activatePump_~tmp~7) .cse1 (= 0 |ULTIMATE.start_isMethaneAlarm_#res|) .cse2 .cse3 .cse4 (= ~pumpRunning~0 1) .cse5 .cse6) (and .cse0 .cse1 .cse2 .cse3 .cse4 (<= ~waterLevel~0 1) (not (= |ULTIMATE.start_getWaterLevel_#res| 2)) (= ~pumpRunning~0 0) .cse5 .cse6))) [2019-11-28 17:26:31,232 INFO L242 CegarLoopResult]: At program point L661-1(lines 656 664) the Hoare annotation is: false [2019-11-28 17:26:31,233 INFO L242 CegarLoopResult]: At program point L661-2(lines 656 664) the Hoare annotation is: false [2019-11-28 17:26:31,233 INFO L246 CegarLoopResult]: For program point L926(lines 926 939) no Hoare annotation was computed. [2019-11-28 17:26:31,233 INFO L242 CegarLoopResult]: At program point L629(lines 624 632) the Hoare annotation is: (let ((.cse0 (= 1 ULTIMATE.start_main_~tmp~4)) (.cse1 (= 0 ULTIMATE.start_activatePump_~tmp~7)) (.cse2 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse3 (= ~pumpRunning~0 1)) (.cse4 (not (= 0 ~systemActive~0))) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse3 .cse4 .cse5 (= 1 ~methaneLevelCritical~0)) (and .cse0 .cse1 .cse2 (= 0 ~methaneLevelCritical~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse3 .cse4 .cse5))) [2019-11-28 17:26:31,233 INFO L242 CegarLoopResult]: At program point L629-1(lines 624 632) the Hoare annotation is: false [2019-11-28 17:26:31,233 INFO L242 CegarLoopResult]: At program point L629-2(lines 624 632) the Hoare annotation is: (let ((.cse2 (= 0 ~methaneLevelCritical~0)) (.cse4 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse5 (<= ~waterLevel~0 1)) (.cse9 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse0 (= 1 ULTIMATE.start_main_~tmp~4)) (.cse1 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse3 (not (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0))) (.cse10 (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|))) (.cse11 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~1))) (.cse13 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse6 (= ~pumpRunning~0 0)) (.cse7 (not (= 0 ~systemActive~0))) (.cse8 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse12 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~8)) (.cse14 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse9 .cse0 .cse1 .cse2 .cse3 .cse10 .cse11 .cse4 .cse6 .cse7 .cse8 .cse12) (and .cse0 .cse1 .cse3 .cse5 .cse13 .cse6 .cse7 .cse8 .cse14) (and .cse9 .cse0 .cse1 .cse3 .cse10 .cse11 .cse13 .cse6 .cse7 .cse8 .cse12 .cse14))) [2019-11-28 17:26:31,234 INFO L242 CegarLoopResult]: At program point L629-3(lines 624 632) the Hoare annotation is: (let ((.cse2 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse6 (= 1 ~methaneLevelCritical~0)) (.cse7 (= 0 ULTIMATE.start_activatePump_~tmp~7)) (.cse8 (= ~pumpRunning~0 1)) (.cse0 (= 1 ULTIMATE.start_main_~tmp~4)) (.cse1 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse9 (= 0 ~methaneLevelCritical~0)) (.cse10 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (not (= 0 ~systemActive~0))) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse7 .cse1 .cse2 .cse8 .cse4 .cse5 .cse6) (and .cse0 .cse7 .cse1 (= 0 |ULTIMATE.start_isMethaneAlarm_#res|) .cse9 .cse10 .cse8 .cse4 .cse5) (and .cse0 .cse1 .cse9 .cse10 (<= ~waterLevel~0 1) .cse3 .cse4 .cse5))) [2019-11-28 17:26:31,234 INFO L242 CegarLoopResult]: At program point L629-4(lines 624 632) the Hoare annotation is: false [2019-11-28 17:26:31,234 INFO L242 CegarLoopResult]: At program point L629-5(lines 624 632) the Hoare annotation is: false [2019-11-28 17:26:31,234 INFO L242 CegarLoopResult]: At program point L629-6(lines 624 632) the Hoare annotation is: false [2019-11-28 17:26:31,234 INFO L242 CegarLoopResult]: At program point L629-7(lines 624 632) the Hoare annotation is: false [2019-11-28 17:26:31,235 INFO L242 CegarLoopResult]: At program point L629-8(lines 624 632) the Hoare annotation is: false [2019-11-28 17:26:31,235 INFO L242 CegarLoopResult]: At program point L629-9(lines 624 632) the Hoare annotation is: false [2019-11-28 17:26:31,235 INFO L242 CegarLoopResult]: At program point L629-10(lines 624 632) the Hoare annotation is: false [2019-11-28 17:26:31,235 INFO L242 CegarLoopResult]: At program point L629-11(lines 624 632) the Hoare annotation is: false [2019-11-28 17:26:31,275 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 05:26:31 BoogieIcfgContainer [2019-11-28 17:26:31,275 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-28 17:26:31,276 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-28 17:26:31,276 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-28 17:26:31,276 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-28 17:26:31,277 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:26:07" (3/4) ... [2019-11-28 17:26:31,281 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-28 17:26:31,304 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-11-28 17:26:31,305 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-11-28 17:26:31,306 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-11-28 17:26:31,308 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-28 17:26:31,309 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-28 17:26:31,310 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-28 17:26:31,312 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-28 17:26:31,344 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 1 && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0) && !(0 == systemActive) [2019-11-28 17:26:31,345 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == tmp && \result == 1) && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0) && !(0 == systemActive) [2019-11-28 17:26:31,345 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((1 == tmp && \result == 1) && 0 == tmp) && 0 == methaneLevelCritical) && 0 == \result) && waterLevel <= 1) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) || (((((((1 == tmp && 1 == tmp) && \result == 1) && 1 == \result) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || ((((((1 == tmp && \result == 1) && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter)) || ((((((((1 == tmp && 1 == tmp) && 0 == tmp) && \result == 1) && 1 == \result) && pumpRunning == 1) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || (((((((((1 == tmp && 0 == tmp) && \result == 1) && 0 == tmp) && 0 == \result) && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 1) && !(0 == systemActive)) && 0 == splverifierCounter) [2019-11-28 17:26:31,346 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((1 == tmp && 1 == tmp) && \result == 1) && 1 == \result) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || ((((((((1 == tmp && 1 == tmp) && 0 == tmp) && \result == 1) && 1 == \result) && pumpRunning == 1) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || (((((((((1 == tmp && 0 == tmp) && \result == 1) && 0 == tmp) && 0 == \result) && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 1) && !(0 == systemActive)) && 0 == splverifierCounter)) || (((((1 == tmp && \result == 1) && 0 == methaneLevelCritical) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) [2019-11-28 17:26:31,346 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 == tmp && 0 == tmp) && \result == 1) && pumpRunning == 1) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || ((((((1 == tmp && 0 == tmp) && \result == 1) && 0 == methaneLevelCritical) && pumpRunning == 1) && !(0 == systemActive)) && 0 == splverifierCounter)) || (((((1 == tmp && \result == 1) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || (((((1 == tmp && \result == 1) && 0 == methaneLevelCritical) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) [2019-11-28 17:26:31,347 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 == tmp && 0 == tmp) && \result == 1) && pumpRunning == 1) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || ((((((1 == tmp && 0 == tmp) && \result == 1) && 0 == methaneLevelCritical) && pumpRunning == 1) && !(0 == systemActive)) && 0 == splverifierCounter)) || (((((1 == tmp && \result == 1) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || (((((1 == tmp && \result == 1) && 0 == methaneLevelCritical) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) [2019-11-28 17:26:31,347 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 == tmp && 0 == tmp) && \result == 1) && pumpRunning == 1) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || ((((((1 == tmp && 0 == tmp) && \result == 1) && 0 == methaneLevelCritical) && pumpRunning == 1) && !(0 == systemActive)) && 0 == splverifierCounter)) || (((((1 == tmp && \result == 1) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || (((((1 == tmp && \result == 1) && 0 == methaneLevelCritical) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) [2019-11-28 17:26:31,347 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((1 == tmp && \result == 1) && waterLevel <= 1) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || ((((((1 == tmp && \result == 1) && 0 == methaneLevelCritical) && waterLevel <= 1) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter)) || ((((((1 == tmp && \result == 1) && 1 == \result) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || (((((((1 == tmp && 0 == tmp) && \result == 1) && 1 == \result) && pumpRunning == 1) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || ((((((((1 == tmp && 0 == tmp) && \result == 1) && 0 == \result) && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 1) && !(0 == systemActive)) && 0 == splverifierCounter) [2019-11-28 17:26:31,349 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 == tmp && \result == 1) && 1 == \result) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || (((((((1 == tmp && 0 == tmp) && \result == 1) && 1 == \result) && pumpRunning == 1) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || ((((((((1 == tmp && 0 == tmp) && \result == 1) && 0 == \result) && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 1) && !(0 == systemActive)) && 0 == splverifierCounter)) || (((((((1 == tmp && \result == 1) && 0 == methaneLevelCritical) && 0 == \result) && waterLevel <= 1) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) [2019-11-28 17:26:31,349 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 == tmp && 0 == tmp) && \result == 1) && 1 == \result) && pumpRunning == 1) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || (((((((1 == tmp && 0 == tmp) && \result == 1) && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 1) && !(0 == systemActive)) && 0 == splverifierCounter) [2019-11-28 17:26:31,350 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 == tmp && 0 == tmp) && \result == 1) && 1 == \result) && pumpRunning == 1) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || ((((((((1 == tmp && 0 == tmp) && \result == 1) && 0 == \result) && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 1) && !(0 == systemActive)) && 0 == splverifierCounter) [2019-11-28 17:26:31,350 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 == tmp && \result == 1) && waterLevel <= 1) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || ((((((1 == tmp && \result == 1) && 0 == methaneLevelCritical) && waterLevel <= 1) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter)) || ((((((\result == 0 && 1 == tmp) && \result == 1) && 0 == methaneLevelCritical) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter)) || ((((((\result == 0 && 1 == tmp) && \result == 1) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) [2019-11-28 17:26:31,351 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((1 == tmp && 0 == tmp) && \result == 1) && 0 == \result) && 0 == tmp) && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 1) && !(0 == systemActive)) && 0 == splverifierCounter) || (((((((((1 == tmp && \result == 1) && 0 == tmp) && 0 == methaneLevelCritical) && 0 == \result) && waterLevel <= 1) && !(\result == 2)) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) [2019-11-28 17:26:31,352 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 == tmp && \result == 1) && waterLevel <= 1) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || ((((((1 == tmp && \result == 1) && 0 == methaneLevelCritical) && waterLevel <= 1) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter)) || (((((((((\result == 0 && 1 == tmp) && \result == 1) && !(0 == \result)) && 0 == methaneLevelCritical) && !(0 == tmp___0)) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == tmp)) || (((((((((\result == 0 && 1 == tmp) && \result == 1) && !(0 == \result)) && !(0 == tmp___0)) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == tmp) && 1 == methaneLevelCritical) [2019-11-28 17:26:31,353 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((1 == tmp && 0 == tmp) && \result == 1) && 0 == tmp) && 0 == \result) && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 1) && \result == 1) && !(0 == systemActive)) && 0 == splverifierCounter [2019-11-28 17:26:31,354 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((1 == tmp && \result == 1) && 0 == methaneLevelCritical) && !(tmp == 0)) && 0 == \result) && waterLevel <= 1) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) || (((((((((((\result == 0 && 1 == tmp) && \result == 1) && 0 == methaneLevelCritical) && !(tmp == 0)) && !(0 == \result)) && !(0 == tmp___0)) && 0 == \result) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == tmp)) || ((((((((1 == tmp && \result == 1) && !(tmp == 0)) && waterLevel <= 1) && 1 == \result) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || (((((((((((\result == 0 && 1 == tmp) && \result == 1) && !(tmp == 0)) && !(0 == \result)) && !(0 == tmp___0)) && 1 == \result) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == tmp) && 1 == methaneLevelCritical) [2019-11-28 17:26:31,354 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((0 == \result && 0 == methaneLevelCritical) && !(tmp == 0)) && !(0 == \result)) && 0 == \result) && 0 == tmp) && \result == 0) && 1 == tmp) && \result == 1) && !(0 == tmp___0)) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) || (((((((((1 == tmp && \result == 1) && 0 == \result) && !(tmp == 0)) && 0 == methaneLevelCritical) && 0 == \result) && waterLevel <= 1) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter)) || ((((((((1 == tmp && \result == 1) && !(tmp == 0)) && waterLevel <= 1) && 1 == \result) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || (((((((((((\result == 0 && 1 == tmp) && \result == 1) && !(tmp == 0)) && !(0 == \result)) && !(0 == tmp___0)) && 1 == \result) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == tmp) && 1 == methaneLevelCritical) [2019-11-28 17:26:31,467 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-28 17:26:31,467 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-28 17:26:31,469 INFO L168 Benchmark]: Toolchain (without parser) took 25608.57 ms. Allocated memory was 1.0 GB in the beginning and 1.7 GB in the end (delta: 625.0 MB). Free memory was 961.7 MB in the beginning and 1.3 GB in the end (delta: -320.3 MB). Peak memory consumption was 304.6 MB. Max. memory is 11.5 GB. [2019-11-28 17:26:31,469 INFO L168 Benchmark]: CDTParser took 0.86 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 17:26:31,470 INFO L168 Benchmark]: CACSL2BoogieTranslator took 753.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 961.7 MB in the beginning and 1.1 GB in the end (delta: -158.4 MB). Peak memory consumption was 20.2 MB. Max. memory is 11.5 GB. [2019-11-28 17:26:31,470 INFO L168 Benchmark]: Boogie Procedure Inliner took 80.97 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-11-28 17:26:31,470 INFO L168 Benchmark]: Boogie Preprocessor took 74.57 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-11-28 17:26:31,471 INFO L168 Benchmark]: RCFGBuilder took 990.11 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 73.8 MB). Peak memory consumption was 73.8 MB. Max. memory is 11.5 GB. [2019-11-28 17:26:31,471 INFO L168 Benchmark]: TraceAbstraction took 23513.08 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 480.8 MB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -265.4 MB). Peak memory consumption was 634.0 MB. Max. memory is 11.5 GB. [2019-11-28 17:26:31,472 INFO L168 Benchmark]: Witness Printer took 191.21 ms. Allocated memory is still 1.7 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2019-11-28 17:26:31,475 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.86 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 753.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 961.7 MB in the beginning and 1.1 GB in the end (delta: -158.4 MB). Peak memory consumption was 20.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 80.97 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 74.57 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 990.11 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 73.8 MB). Peak memory consumption was 73.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 23513.08 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 480.8 MB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -265.4 MB). Peak memory consumption was 634.0 MB. Max. memory is 11.5 GB. * Witness Printer took 191.21 ms. Allocated memory is still 1.7 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 957]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 957]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 957]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 656]: Loop Invariant Derived loop invariant: (((((((((1 == tmp && 0 == tmp) && \result == 1) && 0 == \result) && 0 == tmp) && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 1) && !(0 == systemActive)) && 0 == splverifierCounter) || (((((((((1 == tmp && \result == 1) && 0 == tmp) && 0 == methaneLevelCritical) && 0 == \result) && waterLevel <= 1) && !(\result == 2)) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: ((((((((((1 == tmp && \result == 1) && 0 == methaneLevelCritical) && !(tmp == 0)) && 0 == \result) && waterLevel <= 1) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) || (((((((((((\result == 0 && 1 == tmp) && \result == 1) && 0 == methaneLevelCritical) && !(tmp == 0)) && !(0 == \result)) && !(0 == tmp___0)) && 0 == \result) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == tmp)) || ((((((((1 == tmp && \result == 1) && !(tmp == 0)) && waterLevel <= 1) && 1 == \result) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || (((((((((((\result == 0 && 1 == tmp) && \result == 1) && !(tmp == 0)) && !(0 == \result)) && !(0 == tmp___0)) && 1 == \result) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == tmp) && 1 == methaneLevelCritical) - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: ((((((((1 == tmp && \result == 1) && 1 == \result) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || (((((((1 == tmp && 0 == tmp) && \result == 1) && 1 == \result) && pumpRunning == 1) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || ((((((((1 == tmp && 0 == tmp) && \result == 1) && 0 == \result) && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 1) && !(0 == systemActive)) && 0 == splverifierCounter)) || (((((((1 == tmp && \result == 1) && 0 == methaneLevelCritical) && 0 == \result) && waterLevel <= 1) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 802]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((((((1 == tmp && \result == 1) && 0 == tmp) && 0 == methaneLevelCritical) && 0 == \result) && waterLevel <= 1) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) || (((((((1 == tmp && 1 == tmp) && \result == 1) && 1 == \result) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || ((((((1 == tmp && \result == 1) && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter)) || ((((((((1 == tmp && 1 == tmp) && 0 == tmp) && \result == 1) && 1 == \result) && pumpRunning == 1) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || (((((((((1 == tmp && 0 == tmp) && \result == 1) && 0 == tmp) && 0 == \result) && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 1) && !(0 == systemActive)) && 0 == splverifierCounter) - InvariantResult [Line: 802]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 559]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 802]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((0 == methaneLevelCritical && 1 == waterLevel) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 494]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 541]: Loop Invariant Derived loop invariant: ((((1 == tmp && \result == 1) && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 802]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: (((((((1 == tmp && 0 == tmp) && \result == 1) && 1 == \result) && pumpRunning == 1) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || (((((((1 == tmp && 0 == tmp) && \result == 1) && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 1) && !(0 == systemActive)) && 0 == splverifierCounter) - InvariantResult [Line: 802]: Loop Invariant Derived loop invariant: (((((((1 == tmp && 0 == tmp) && \result == 1) && 1 == \result) && pumpRunning == 1) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || ((((((((1 == tmp && 0 == tmp) && \result == 1) && 0 == \result) && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 1) && !(0 == systemActive)) && 0 == splverifierCounter) - InvariantResult [Line: 665]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 802]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 665]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 802]: Loop Invariant Derived loop invariant: ((((((((((((((0 == \result && 0 == methaneLevelCritical) && !(tmp == 0)) && !(0 == \result)) && 0 == \result) && 0 == tmp) && \result == 0) && 1 == tmp) && \result == 1) && !(0 == tmp___0)) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) || (((((((((1 == tmp && \result == 1) && 0 == \result) && !(tmp == 0)) && 0 == methaneLevelCritical) && 0 == \result) && waterLevel <= 1) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter)) || ((((((((1 == tmp && \result == 1) && !(tmp == 0)) && waterLevel <= 1) && 1 == \result) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || (((((((((((\result == 0 && 1 == tmp) && \result == 1) && !(tmp == 0)) && !(0 == \result)) && !(0 == tmp___0)) && 1 == \result) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == tmp) && 1 == methaneLevelCritical) - InvariantResult [Line: 802]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 895]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 802]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 106]: Loop Invariant Derived loop invariant: (((\result == 1 && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 690]: Loop Invariant Derived loop invariant: ((((((((1 == tmp && 0 == tmp) && \result == 1) && pumpRunning == 1) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || ((((((1 == tmp && 0 == tmp) && \result == 1) && 0 == methaneLevelCritical) && pumpRunning == 1) && !(0 == systemActive)) && 0 == splverifierCounter)) || (((((1 == tmp && \result == 1) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || (((((1 == tmp && \result == 1) && 0 == methaneLevelCritical) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) - InvariantResult [Line: 665]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 665]: Loop Invariant Derived loop invariant: ((((((((1 == tmp && \result == 1) && waterLevel <= 1) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || ((((((1 == tmp && \result == 1) && 0 == methaneLevelCritical) && waterLevel <= 1) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter)) || ((((((\result == 0 && 1 == tmp) && \result == 1) && 0 == methaneLevelCritical) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter)) || ((((((\result == 0 && 1 == tmp) && \result == 1) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 665]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 665]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 916]: Loop Invariant Derived loop invariant: ((((((((1 == tmp && 0 == tmp) && \result == 1) && pumpRunning == 1) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || ((((((1 == tmp && 0 == tmp) && \result == 1) && 0 == methaneLevelCritical) && pumpRunning == 1) && !(0 == systemActive)) && 0 == splverifierCounter)) || (((((1 == tmp && \result == 1) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || (((((1 == tmp && \result == 1) && 0 == methaneLevelCritical) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) - InvariantResult [Line: 858]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 697]: Loop Invariant Derived loop invariant: (((((((((1 == tmp && \result == 1) && waterLevel <= 1) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || ((((((1 == tmp && \result == 1) && 0 == methaneLevelCritical) && waterLevel <= 1) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter)) || ((((((1 == tmp && \result == 1) && 1 == \result) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || (((((((1 == tmp && 0 == tmp) && \result == 1) && 1 == \result) && pumpRunning == 1) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || ((((((((1 == tmp && 0 == tmp) && \result == 1) && 0 == \result) && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 1) && !(0 == systemActive)) && 0 == splverifierCounter) - InvariantResult [Line: 569]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 697]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 697]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 656]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 906]: Loop Invariant Derived loop invariant: (((((((((1 == tmp && 1 == tmp) && \result == 1) && 1 == \result) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || ((((((((1 == tmp && 1 == tmp) && 0 == tmp) && \result == 1) && 1 == \result) && pumpRunning == 1) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || (((((((((1 == tmp && 0 == tmp) && \result == 1) && 0 == tmp) && 0 == \result) && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 1) && !(0 == systemActive)) && 0 == splverifierCounter)) || (((((1 == tmp && \result == 1) && 0 == methaneLevelCritical) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) - InvariantResult [Line: 858]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 656]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 858]: Loop Invariant Derived loop invariant: ((((((((1 == tmp && \result == 1) && waterLevel <= 1) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || ((((((1 == tmp && \result == 1) && 0 == methaneLevelCritical) && waterLevel <= 1) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter)) || (((((((((\result == 0 && 1 == tmp) && \result == 1) && !(0 == \result)) && 0 == methaneLevelCritical) && !(0 == tmp___0)) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == tmp)) || (((((((((\result == 0 && 1 == tmp) && \result == 1) && !(0 == \result)) && !(0 == tmp___0)) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == tmp) && 1 == methaneLevelCritical) - InvariantResult [Line: 689]: Loop Invariant Derived loop invariant: ((((((((1 == tmp && 0 == tmp) && \result == 1) && pumpRunning == 1) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || ((((((1 == tmp && 0 == tmp) && \result == 1) && 0 == methaneLevelCritical) && pumpRunning == 1) && !(0 == systemActive)) && 0 == splverifierCounter)) || (((((1 == tmp && \result == 1) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || (((((1 == tmp && \result == 1) && 0 == methaneLevelCritical) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) - InvariantResult [Line: 813]: Loop Invariant Derived loop invariant: (((((((((1 == tmp && 0 == tmp) && \result == 1) && 0 == tmp) && 0 == \result) && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 1) && \result == 1) && !(0 == systemActive)) && 0 == splverifierCounter - InvariantResult [Line: 858]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 813]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 858]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 689]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 813]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 858]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 689]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 135 locations, 3 error locations. Result: SAFE, OverallTime: 3.8s, OverallIterations: 13, TraceHistogramMax: 2, AutomataDifference: 2.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 19.4s, HoareTripleCheckerStatistics: 1583 SDtfs, 2595 SDslu, 2857 SDs, 0 SdLazy, 471 SolverSat, 89 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 110 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=372occurred 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: 0.3s AutomataMinimizationTime, 13 MinimizatonAttempts, 2412 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 58 LocationsWithAnnotation, 58 PreInvPairs, 281 NumberOfFragments, 1540 HoareAnnotationTreeSize, 58 FomulaSimplifications, 8269344 FormulaSimplificationTreeSizeReduction, 4.6s HoareSimplificationTime, 58 FomulaSimplificationsInter, 2374721 FormulaSimplificationTreeSizeReductionInter, 14.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 437 NumberOfCodeBlocks, 437 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 424 ConstructedInterpolants, 0 QuantifiedInterpolants, 31542 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 13 InterpolantComputations, 13 PerfectInterpolantSequences, 30/30 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...