./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec3_product37.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30f4e4ab 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_product37.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 1b0c0c83f247eef1881f0b5170efc2ede9b08897 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-30f4e4a [2019-11-28 00:21:52,615 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 00:21:52,617 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 00:21:52,630 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 00:21:52,630 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 00:21:52,632 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 00:21:52,633 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 00:21:52,635 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 00:21:52,637 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 00:21:52,639 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 00:21:52,640 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 00:21:52,641 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 00:21:52,641 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 00:21:52,642 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 00:21:52,644 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 00:21:52,645 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 00:21:52,646 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 00:21:52,647 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 00:21:52,649 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 00:21:52,651 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 00:21:52,653 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 00:21:52,654 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 00:21:52,656 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 00:21:52,657 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 00:21:52,659 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 00:21:52,660 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 00:21:52,660 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 00:21:52,661 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 00:21:52,662 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 00:21:52,664 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 00:21:52,665 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 00:21:52,666 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 00:21:52,667 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 00:21:52,668 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 00:21:52,669 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 00:21:52,672 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 00:21:52,673 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 00:21:52,674 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 00:21:52,674 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 00:21:52,675 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 00:21:52,678 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 00:21:52,680 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-28 00:21:52,705 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 00:21:52,705 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 00:21:52,707 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 00:21:52,707 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 00:21:52,708 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 00:21:52,708 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 00:21:52,708 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 00:21:52,709 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 00:21:52,709 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 00:21:52,709 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 00:21:52,710 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 00:21:52,711 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 00:21:52,711 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 00:21:52,712 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 00:21:52,712 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 00:21:52,712 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 00:21:52,712 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 00:21:52,713 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 00:21:52,713 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 00:21:52,713 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 00:21:52,714 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 00:21:52,714 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 00:21:52,714 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 00:21:52,715 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 00:21:52,715 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 00:21:52,715 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 00:21:52,716 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 00:21:52,716 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 00:21:52,716 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 -> 1b0c0c83f247eef1881f0b5170efc2ede9b08897 [2019-11-28 00:21:53,031 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 00:21:53,048 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 00:21:53,053 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 00:21:53,055 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 00:21:53,055 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 00:21:53,056 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec3_product37.cil.c [2019-11-28 00:21:53,125 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f62eb2ef9/e8b6ef8356c04bb48abce9e02b0b5b76/FLAG3facb7e6f [2019-11-28 00:21:53,580 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 00:21:53,581 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec3_product37.cil.c [2019-11-28 00:21:53,593 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f62eb2ef9/e8b6ef8356c04bb48abce9e02b0b5b76/FLAG3facb7e6f [2019-11-28 00:21:53,901 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f62eb2ef9/e8b6ef8356c04bb48abce9e02b0b5b76 [2019-11-28 00:21:53,905 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 00:21:53,906 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 00:21:53,907 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 00:21:53,908 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 00:21:53,911 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 00:21:53,912 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:21:53" (1/1) ... [2019-11-28 00:21:53,916 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31ad889a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:21:53, skipping insertion in model container [2019-11-28 00:21:53,917 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:21:53" (1/1) ... [2019-11-28 00:21:53,925 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 00:21:53,997 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 00:21:54,422 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:21:54,452 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 00:21:54,580 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:21:54,620 INFO L208 MainTranslator]: Completed translation [2019-11-28 00:21:54,621 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:21:54 WrapperNode [2019-11-28 00:21:54,621 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 00:21:54,622 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 00:21:54,622 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 00:21:54,623 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 00:21:54,632 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:21:54" (1/1) ... [2019-11-28 00:21:54,652 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:21:54" (1/1) ... [2019-11-28 00:21:54,707 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 00:21:54,707 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 00:21:54,708 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 00:21:54,708 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 00:21:54,719 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:21:54" (1/1) ... [2019-11-28 00:21:54,719 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:21:54" (1/1) ... [2019-11-28 00:21:54,725 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:21:54" (1/1) ... [2019-11-28 00:21:54,726 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:21:54" (1/1) ... [2019-11-28 00:21:54,739 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:21:54" (1/1) ... [2019-11-28 00:21:54,749 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:21:54" (1/1) ... [2019-11-28 00:21:54,753 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:21:54" (1/1) ... [2019-11-28 00:21:54,759 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 00:21:54,760 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 00:21:54,760 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 00:21:54,761 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 00:21:54,762 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:21:54" (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 00:21:54,862 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 00:21:54,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-28 00:21:54,862 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 00:21:54,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 00:21:55,848 INFO L292 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 00:21:55,848 INFO L297 CfgBuilder]: Removed 162 assume(true) statements. [2019-11-28 00:21:55,849 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:21:55 BoogieIcfgContainer [2019-11-28 00:21:55,850 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 00:21:55,851 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-28 00:21:55,851 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-28 00:21:55,854 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-28 00:21:55,854 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 12:21:53" (1/3) ... [2019-11-28 00:21:55,855 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d5f06eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 12:21:55, skipping insertion in model container [2019-11-28 00:21:55,855 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:21:54" (2/3) ... [2019-11-28 00:21:55,856 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d5f06eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 12:21:55, skipping insertion in model container [2019-11-28 00:21:55,856 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:21:55" (3/3) ... [2019-11-28 00:21:55,858 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product37.cil.c [2019-11-28 00:21:55,868 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-28 00:21:55,878 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-28 00:21:55,888 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-28 00:21:55,913 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-28 00:21:55,913 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-28 00:21:55,913 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-28 00:21:55,913 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 00:21:55,914 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 00:21:55,914 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-28 00:21:55,914 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 00:21:55,914 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-28 00:21:55,932 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states. [2019-11-28 00:21:55,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-28 00:21:55,942 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:21:55,943 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 00:21:55,943 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:21:55,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:21:55,950 INFO L82 PathProgramCache]: Analyzing trace with hash -259966017, now seen corresponding path program 1 times [2019-11-28 00:21:55,960 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:21:55,961 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1470331815] [2019-11-28 00:21:55,961 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:21:56,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:21:56,299 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 00:21:56,299 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1470331815] [2019-11-28 00:21:56,301 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:21:56,301 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 00:21:56,302 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [79176644] [2019-11-28 00:21:56,308 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-28 00:21:56,308 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:21:56,323 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-28 00:21:56,324 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-28 00:21:56,327 INFO L87 Difference]: Start difference. First operand 117 states. Second operand 2 states. [2019-11-28 00:21:56,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:21:56,365 INFO L93 Difference]: Finished difference Result 228 states and 347 transitions. [2019-11-28 00:21:56,366 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-28 00:21:56,367 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2019-11-28 00:21:56,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:21:56,381 INFO L225 Difference]: With dead ends: 228 [2019-11-28 00:21:56,382 INFO L226 Difference]: Without dead ends: 113 [2019-11-28 00:21:56,387 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 00:21:56,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2019-11-28 00:21:56,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 113. [2019-11-28 00:21:56,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 113 states. [2019-11-28 00:21:56,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 165 transitions. [2019-11-28 00:21:56,438 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 165 transitions. Word has length 18 [2019-11-28 00:21:56,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:21:56,439 INFO L462 AbstractCegarLoop]: Abstraction has 113 states and 165 transitions. [2019-11-28 00:21:56,439 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-28 00:21:56,439 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 165 transitions. [2019-11-28 00:21:56,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-28 00:21:56,440 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:21:56,441 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 00:21:56,441 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:21:56,441 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:21:56,442 INFO L82 PathProgramCache]: Analyzing trace with hash -1170996770, now seen corresponding path program 1 times [2019-11-28 00:21:56,442 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:21:56,442 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1163449951] [2019-11-28 00:21:56,442 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:21:56,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:21:56,535 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 00:21:56,536 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1163449951] [2019-11-28 00:21:56,536 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:21:56,536 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 00:21:56,539 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [601180265] [2019-11-28 00:21:56,541 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 00:21:56,545 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:21:56,546 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 00:21:56,547 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 00:21:56,547 INFO L87 Difference]: Start difference. First operand 113 states and 165 transitions. Second operand 3 states. [2019-11-28 00:21:56,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:21:56,566 INFO L93 Difference]: Finished difference Result 113 states and 165 transitions. [2019-11-28 00:21:56,567 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 00:21:56,567 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2019-11-28 00:21:56,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:21:56,568 INFO L225 Difference]: With dead ends: 113 [2019-11-28 00:21:56,568 INFO L226 Difference]: Without dead ends: 47 [2019-11-28 00:21:56,570 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 00:21:56,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2019-11-28 00:21:56,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 47. [2019-11-28 00:21:56,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47 states. [2019-11-28 00:21:56,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 68 transitions. [2019-11-28 00:21:56,577 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 68 transitions. Word has length 19 [2019-11-28 00:21:56,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:21:56,578 INFO L462 AbstractCegarLoop]: Abstraction has 47 states and 68 transitions. [2019-11-28 00:21:56,578 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 00:21:56,578 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 68 transitions. [2019-11-28 00:21:56,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-28 00:21:56,580 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:21:56,580 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 00:21:56,580 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:21:56,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:21:56,581 INFO L82 PathProgramCache]: Analyzing trace with hash -524110554, now seen corresponding path program 1 times [2019-11-28 00:21:56,581 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:21:56,582 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [125194714] [2019-11-28 00:21:56,582 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:21:56,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:21:56,755 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 00:21:56,756 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [125194714] [2019-11-28 00:21:56,756 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:21:56,756 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-28 00:21:56,757 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1349477843] [2019-11-28 00:21:56,757 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-28 00:21:56,757 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:21:56,757 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-28 00:21:56,758 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-11-28 00:21:56,758 INFO L87 Difference]: Start difference. First operand 47 states and 68 transitions. Second operand 6 states. [2019-11-28 00:21:56,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:21:56,900 INFO L93 Difference]: Finished difference Result 88 states and 130 transitions. [2019-11-28 00:21:56,900 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-28 00:21:56,901 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 24 [2019-11-28 00:21:56,901 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:21:56,902 INFO L225 Difference]: With dead ends: 88 [2019-11-28 00:21:56,902 INFO L226 Difference]: Without dead ends: 47 [2019-11-28 00:21:56,903 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-11-28 00:21:56,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2019-11-28 00:21:56,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 47. [2019-11-28 00:21:56,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47 states. [2019-11-28 00:21:56,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 67 transitions. [2019-11-28 00:21:56,910 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 67 transitions. Word has length 24 [2019-11-28 00:21:56,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:21:56,910 INFO L462 AbstractCegarLoop]: Abstraction has 47 states and 67 transitions. [2019-11-28 00:21:56,911 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-28 00:21:56,911 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 67 transitions. [2019-11-28 00:21:56,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-28 00:21:56,912 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:21:56,912 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 00:21:56,912 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:21:56,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:21:56,913 INFO L82 PathProgramCache]: Analyzing trace with hash -339602961, now seen corresponding path program 1 times [2019-11-28 00:21:56,913 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:21:56,914 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [456535775] [2019-11-28 00:21:56,914 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:21:56,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:21:56,971 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 00:21:56,971 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [456535775] [2019-11-28 00:21:56,971 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:21:56,972 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 00:21:56,972 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [654191210] [2019-11-28 00:21:56,972 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 00:21:56,973 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:21:56,973 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 00:21:56,973 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 00:21:56,973 INFO L87 Difference]: Start difference. First operand 47 states and 67 transitions. Second operand 3 states. [2019-11-28 00:21:57,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:21:57,030 INFO L93 Difference]: Finished difference Result 111 states and 161 transitions. [2019-11-28 00:21:57,031 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 00:21:57,032 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2019-11-28 00:21:57,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:21:57,033 INFO L225 Difference]: With dead ends: 111 [2019-11-28 00:21:57,034 INFO L226 Difference]: Without dead ends: 70 [2019-11-28 00:21:57,035 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 00:21:57,035 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2019-11-28 00:21:57,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 68. [2019-11-28 00:21:57,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68 states. [2019-11-28 00:21:57,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 96 transitions. [2019-11-28 00:21:57,055 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 96 transitions. Word has length 26 [2019-11-28 00:21:57,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:21:57,056 INFO L462 AbstractCegarLoop]: Abstraction has 68 states and 96 transitions. [2019-11-28 00:21:57,056 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 00:21:57,057 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 96 transitions. [2019-11-28 00:21:57,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-28 00:21:57,059 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:21:57,060 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 00:21:57,060 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:21:57,061 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:21:57,061 INFO L82 PathProgramCache]: Analyzing trace with hash 659000928, now seen corresponding path program 1 times [2019-11-28 00:21:57,061 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:21:57,062 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [208990935] [2019-11-28 00:21:57,062 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:21:57,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:21:57,196 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 00:21:57,196 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [208990935] [2019-11-28 00:21:57,196 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:21:57,196 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-28 00:21:57,197 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1331489876] [2019-11-28 00:21:57,198 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 00:21:57,198 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:21:57,198 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 00:21:57,199 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 00:21:57,199 INFO L87 Difference]: Start difference. First operand 68 states and 96 transitions. Second operand 5 states. [2019-11-28 00:21:57,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:21:57,305 INFO L93 Difference]: Finished difference Result 183 states and 257 transitions. [2019-11-28 00:21:57,306 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-28 00:21:57,306 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2019-11-28 00:21:57,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:21:57,308 INFO L225 Difference]: With dead ends: 183 [2019-11-28 00:21:57,308 INFO L226 Difference]: Without dead ends: 121 [2019-11-28 00:21:57,311 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 00:21:57,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2019-11-28 00:21:57,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 74. [2019-11-28 00:21:57,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 74 states. [2019-11-28 00:21:57,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 102 transitions. [2019-11-28 00:21:57,337 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 102 transitions. Word has length 32 [2019-11-28 00:21:57,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:21:57,339 INFO L462 AbstractCegarLoop]: Abstraction has 74 states and 102 transitions. [2019-11-28 00:21:57,339 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 00:21:57,339 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 102 transitions. [2019-11-28 00:21:57,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-28 00:21:57,342 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:21:57,342 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 00:21:57,343 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:21:57,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:21:57,343 INFO L82 PathProgramCache]: Analyzing trace with hash -468395165, now seen corresponding path program 1 times [2019-11-28 00:21:57,344 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:21:57,344 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1040293144] [2019-11-28 00:21:57,344 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:21:57,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:21:57,449 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 00:21:57,449 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1040293144] [2019-11-28 00:21:57,450 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:21:57,450 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 00:21:57,450 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1610798581] [2019-11-28 00:21:57,451 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 00:21:57,451 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:21:57,451 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 00:21:57,451 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 00:21:57,452 INFO L87 Difference]: Start difference. First operand 74 states and 102 transitions. Second operand 5 states. [2019-11-28 00:21:57,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:21:57,581 INFO L93 Difference]: Finished difference Result 373 states and 530 transitions. [2019-11-28 00:21:57,582 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-28 00:21:57,582 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2019-11-28 00:21:57,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:21:57,585 INFO L225 Difference]: With dead ends: 373 [2019-11-28 00:21:57,585 INFO L226 Difference]: Without dead ends: 305 [2019-11-28 00:21:57,586 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 00:21:57,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2019-11-28 00:21:57,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 121. [2019-11-28 00:21:57,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 121 states. [2019-11-28 00:21:57,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 164 transitions. [2019-11-28 00:21:57,605 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 164 transitions. Word has length 32 [2019-11-28 00:21:57,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:21:57,605 INFO L462 AbstractCegarLoop]: Abstraction has 121 states and 164 transitions. [2019-11-28 00:21:57,605 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 00:21:57,605 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 164 transitions. [2019-11-28 00:21:57,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-28 00:21:57,607 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:21:57,607 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 00:21:57,607 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:21:57,607 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:21:57,608 INFO L82 PathProgramCache]: Analyzing trace with hash -1539441695, now seen corresponding path program 1 times [2019-11-28 00:21:57,608 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:21:57,608 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [17632800] [2019-11-28 00:21:57,608 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:21:57,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:21:57,681 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 00:21:57,681 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [17632800] [2019-11-28 00:21:57,682 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:21:57,682 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-28 00:21:57,682 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1104057162] [2019-11-28 00:21:57,683 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 00:21:57,683 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:21:57,683 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 00:21:57,683 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 00:21:57,684 INFO L87 Difference]: Start difference. First operand 121 states and 164 transitions. Second operand 5 states. [2019-11-28 00:21:57,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:21:57,902 INFO L93 Difference]: Finished difference Result 628 states and 878 transitions. [2019-11-28 00:21:57,902 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-11-28 00:21:57,902 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2019-11-28 00:21:57,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:21:57,906 INFO L225 Difference]: With dead ends: 628 [2019-11-28 00:21:57,906 INFO L226 Difference]: Without dead ends: 560 [2019-11-28 00:21:57,907 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 00:21:57,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 560 states. [2019-11-28 00:21:57,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 560 to 181. [2019-11-28 00:21:57,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 181 states. [2019-11-28 00:21:57,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 245 transitions. [2019-11-28 00:21:57,934 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 245 transitions. Word has length 33 [2019-11-28 00:21:57,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:21:57,934 INFO L462 AbstractCegarLoop]: Abstraction has 181 states and 245 transitions. [2019-11-28 00:21:57,934 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 00:21:57,934 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 245 transitions. [2019-11-28 00:21:57,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-28 00:21:57,935 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:21:57,936 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 00:21:57,936 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:21:57,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:21:57,936 INFO L82 PathProgramCache]: Analyzing trace with hash 1744408351, now seen corresponding path program 1 times [2019-11-28 00:21:57,936 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:21:57,937 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2011673273] [2019-11-28 00:21:57,937 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:21:57,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:21:57,981 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 00:21:57,981 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2011673273] [2019-11-28 00:21:57,982 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:21:57,982 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 00:21:57,982 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1412575146] [2019-11-28 00:21:57,982 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-28 00:21:57,983 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:21:57,983 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-28 00:21:57,983 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-28 00:21:57,983 INFO L87 Difference]: Start difference. First operand 181 states and 245 transitions. Second operand 4 states. [2019-11-28 00:21:58,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:21:58,043 INFO L93 Difference]: Finished difference Result 448 states and 616 transitions. [2019-11-28 00:21:58,044 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-28 00:21:58,044 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 33 [2019-11-28 00:21:58,044 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:21:58,046 INFO L225 Difference]: With dead ends: 448 [2019-11-28 00:21:58,046 INFO L226 Difference]: Without dead ends: 318 [2019-11-28 00:21:58,047 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 00:21:58,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 318 states. [2019-11-28 00:21:58,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 318 to 175. [2019-11-28 00:21:58,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 175 states. [2019-11-28 00:21:58,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 237 transitions. [2019-11-28 00:21:58,069 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 237 transitions. Word has length 33 [2019-11-28 00:21:58,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:21:58,069 INFO L462 AbstractCegarLoop]: Abstraction has 175 states and 237 transitions. [2019-11-28 00:21:58,069 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-28 00:21:58,069 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 237 transitions. [2019-11-28 00:21:58,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-28 00:21:58,070 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:21:58,071 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 00:21:58,071 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:21:58,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:21:58,071 INFO L82 PathProgramCache]: Analyzing trace with hash -1164997414, now seen corresponding path program 1 times [2019-11-28 00:21:58,072 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:21:58,072 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1543152909] [2019-11-28 00:21:58,072 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:21:58,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:21:58,143 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 00:21:58,143 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1543152909] [2019-11-28 00:21:58,143 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:21:58,144 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-11-28 00:21:58,145 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [642763037] [2019-11-28 00:21:58,145 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-28 00:21:58,145 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:21:58,146 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-28 00:21:58,146 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-11-28 00:21:58,146 INFO L87 Difference]: Start difference. First operand 175 states and 237 transitions. Second operand 7 states. [2019-11-28 00:21:58,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:21:58,433 INFO L93 Difference]: Finished difference Result 494 states and 680 transitions. [2019-11-28 00:21:58,434 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-11-28 00:21:58,434 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 33 [2019-11-28 00:21:58,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:21:58,437 INFO L225 Difference]: With dead ends: 494 [2019-11-28 00:21:58,437 INFO L226 Difference]: Without dead ends: 325 [2019-11-28 00:21:58,438 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=74, Invalid=136, Unknown=0, NotChecked=0, Total=210 [2019-11-28 00:21:58,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 325 states. [2019-11-28 00:21:58,456 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 325 to 160. [2019-11-28 00:21:58,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 160 states. [2019-11-28 00:21:58,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 210 transitions. [2019-11-28 00:21:58,457 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 210 transitions. Word has length 33 [2019-11-28 00:21:58,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:21:58,459 INFO L462 AbstractCegarLoop]: Abstraction has 160 states and 210 transitions. [2019-11-28 00:21:58,459 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-28 00:21:58,460 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 210 transitions. [2019-11-28 00:21:58,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-28 00:21:58,461 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:21:58,462 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 00:21:58,462 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:21:58,462 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:21:58,462 INFO L82 PathProgramCache]: Analyzing trace with hash 2002573789, now seen corresponding path program 1 times [2019-11-28 00:21:58,463 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:21:58,463 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [93972934] [2019-11-28 00:21:58,463 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:21:58,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:21:58,555 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 00:21:58,555 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [93972934] [2019-11-28 00:21:58,556 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:21:58,556 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-11-28 00:21:58,556 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [87265895] [2019-11-28 00:21:58,557 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-28 00:21:58,557 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:21:58,557 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-28 00:21:58,557 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-11-28 00:21:58,557 INFO L87 Difference]: Start difference. First operand 160 states and 210 transitions. Second operand 7 states. [2019-11-28 00:21:58,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:21:58,670 INFO L93 Difference]: Finished difference Result 434 states and 576 transitions. [2019-11-28 00:21:58,671 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-28 00:21:58,671 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 33 [2019-11-28 00:21:58,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:21:58,673 INFO L225 Difference]: With dead ends: 434 [2019-11-28 00:21:58,673 INFO L226 Difference]: Without dead ends: 280 [2019-11-28 00:21:58,676 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2019-11-28 00:21:58,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 280 states. [2019-11-28 00:21:58,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 280 to 160. [2019-11-28 00:21:58,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 160 states. [2019-11-28 00:21:58,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 207 transitions. [2019-11-28 00:21:58,697 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 207 transitions. Word has length 33 [2019-11-28 00:21:58,698 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:21:58,698 INFO L462 AbstractCegarLoop]: Abstraction has 160 states and 207 transitions. [2019-11-28 00:21:58,698 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-28 00:21:58,698 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 207 transitions. [2019-11-28 00:21:58,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-28 00:21:58,700 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:21:58,700 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] [2019-11-28 00:21:58,700 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:21:58,701 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:21:58,701 INFO L82 PathProgramCache]: Analyzing trace with hash 1625888868, now seen corresponding path program 1 times [2019-11-28 00:21:58,701 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:21:58,701 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [20938921] [2019-11-28 00:21:58,702 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:21:58,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:21:58,765 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 00:21:58,766 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [20938921] [2019-11-28 00:21:58,766 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:21:58,766 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 00:21:58,767 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1177360739] [2019-11-28 00:21:58,767 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 00:21:58,767 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:21:58,768 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 00:21:58,768 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 00:21:58,768 INFO L87 Difference]: Start difference. First operand 160 states and 207 transitions. Second operand 5 states. [2019-11-28 00:21:58,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:21:58,917 INFO L93 Difference]: Finished difference Result 822 states and 1060 transitions. [2019-11-28 00:21:58,918 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-28 00:21:58,918 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 51 [2019-11-28 00:21:58,918 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:21:58,922 INFO L225 Difference]: With dead ends: 822 [2019-11-28 00:21:58,922 INFO L226 Difference]: Without dead ends: 668 [2019-11-28 00:21:58,923 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-11-28 00:21:58,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 668 states. [2019-11-28 00:21:58,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 668 to 312. [2019-11-28 00:21:58,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 312 states. [2019-11-28 00:21:58,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 312 states and 395 transitions. [2019-11-28 00:21:58,961 INFO L78 Accepts]: Start accepts. Automaton has 312 states and 395 transitions. Word has length 51 [2019-11-28 00:21:58,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:21:58,961 INFO L462 AbstractCegarLoop]: Abstraction has 312 states and 395 transitions. [2019-11-28 00:21:58,961 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 00:21:58,961 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 395 transitions. [2019-11-28 00:21:58,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-28 00:21:58,963 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:21:58,963 INFO L410 BasicCegarLoop]: trace histogram [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 00:21:58,963 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:21:58,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:21:58,963 INFO L82 PathProgramCache]: Analyzing trace with hash -1149655330, now seen corresponding path program 1 times [2019-11-28 00:21:58,964 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:21:58,964 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [106273835] [2019-11-28 00:21:58,964 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:21:58,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:21:59,036 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-28 00:21:59,036 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [106273835] [2019-11-28 00:21:59,036 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [664168564] [2019-11-28 00:21:59,037 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-28 00:21:59,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:21:59,164 INFO L255 TraceCheckSpWp]: Trace formula consists of 408 conjuncts, 5 conjunts are in the unsatisfiable core [2019-11-28 00:21:59,171 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 00:21:59,228 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-28 00:21:59,229 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-28 00:21:59,229 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5] total 10 [2019-11-28 00:21:59,230 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1305910044] [2019-11-28 00:21:59,230 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-11-28 00:21:59,230 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:21:59,231 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-11-28 00:21:59,231 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2019-11-28 00:21:59,231 INFO L87 Difference]: Start difference. First operand 312 states and 395 transitions. Second operand 10 states. [2019-11-28 00:21:59,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:21:59,511 INFO L93 Difference]: Finished difference Result 764 states and 965 transitions. [2019-11-28 00:21:59,511 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-11-28 00:21:59,512 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 52 [2019-11-28 00:21:59,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:21:59,515 INFO L225 Difference]: With dead ends: 764 [2019-11-28 00:21:59,515 INFO L226 Difference]: Without dead ends: 458 [2019-11-28 00:21:59,516 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=73, Invalid=167, Unknown=0, NotChecked=0, Total=240 [2019-11-28 00:21:59,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 458 states. [2019-11-28 00:21:59,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 458 to 296. [2019-11-28 00:21:59,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 296 states. [2019-11-28 00:21:59,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 296 states and 364 transitions. [2019-11-28 00:21:59,550 INFO L78 Accepts]: Start accepts. Automaton has 296 states and 364 transitions. Word has length 52 [2019-11-28 00:21:59,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:21:59,551 INFO L462 AbstractCegarLoop]: Abstraction has 296 states and 364 transitions. [2019-11-28 00:21:59,551 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-11-28 00:21:59,551 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 364 transitions. [2019-11-28 00:21:59,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-11-28 00:21:59,552 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:21:59,553 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] [2019-11-28 00:21:59,757 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-28 00:21:59,758 INFO L410 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:21:59,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:21:59,759 INFO L82 PathProgramCache]: Analyzing trace with hash 889469905, now seen corresponding path program 1 times [2019-11-28 00:21:59,759 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:21:59,760 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [690172987] [2019-11-28 00:21:59,760 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:21:59,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:21:59,830 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 00:21:59,830 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [690172987] [2019-11-28 00:21:59,830 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:21:59,831 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-28 00:21:59,831 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1650311013] [2019-11-28 00:21:59,831 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-28 00:21:59,831 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:21:59,832 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-28 00:21:59,832 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-11-28 00:21:59,832 INFO L87 Difference]: Start difference. First operand 296 states and 364 transitions. Second operand 6 states. [2019-11-28 00:21:59,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:21:59,992 INFO L93 Difference]: Finished difference Result 737 states and 924 transitions. [2019-11-28 00:21:59,992 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-11-28 00:21:59,992 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 53 [2019-11-28 00:21:59,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:21:59,993 INFO L225 Difference]: With dead ends: 737 [2019-11-28 00:21:59,993 INFO L226 Difference]: Without dead ends: 0 [2019-11-28 00:21:59,994 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2019-11-28 00:21:59,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-28 00:21:59,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-28 00:21:59,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-28 00:21:59,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-28 00:21:59,997 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 53 [2019-11-28 00:21:59,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:21:59,997 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 00:21:59,997 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-28 00:21:59,997 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-28 00:21:59,997 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-28 00:22:00,000 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-28 00:22:00,363 WARN L192 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 159 [2019-11-28 00:22:01,151 WARN L192 SmtUtils]: Spent 783.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 227 [2019-11-28 00:22:01,268 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 91 [2019-11-28 00:22:01,497 WARN L192 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 103 [2019-11-28 00:22:01,630 WARN L192 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 79 [2019-11-28 00:22:02,126 WARN L192 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 191 [2019-11-28 00:22:02,551 WARN L192 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 217 [2019-11-28 00:22:02,723 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 158 [2019-11-28 00:22:03,577 WARN L192 SmtUtils]: Spent 825.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 39 [2019-11-28 00:22:05,254 WARN L192 SmtUtils]: Spent 1.67 s on a formula simplification. DAG size of input: 224 DAG size of output: 41 [2019-11-28 00:22:05,541 WARN L192 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 36 [2019-11-28 00:22:06,108 WARN L192 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 40 [2019-11-28 00:22:06,466 WARN L192 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 27 [2019-11-28 00:22:06,676 WARN L192 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 39 [2019-11-28 00:22:07,190 WARN L192 SmtUtils]: Spent 509.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 43 [2019-11-28 00:22:08,326 WARN L192 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 185 DAG size of output: 33 [2019-11-28 00:22:09,819 WARN L192 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 212 DAG size of output: 33 [2019-11-28 00:22:10,086 WARN L192 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 33 [2019-11-28 00:22:10,838 WARN L192 SmtUtils]: Spent 749.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 48 [2019-11-28 00:22:10,842 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 860) no Hoare annotation was computed. [2019-11-28 00:22:10,842 INFO L242 CegarLoopResult]: At program point L532(lines 532 538) the Hoare annotation is: (let ((.cse9 (= ~pumpRunning~0 0))) (let ((.cse11 (<= ~waterLevel~0 1)) (.cse4 (<= 1 ~methaneLevelCritical~0)) (.cse0 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~6)) (.cse1 (= 1 ~systemActive~0)) (.cse10 (= 0 ~methaneLevelCritical~0)) (.cse2 (= ULTIMATE.start_main_~tmp~0 ~systemActive~0)) (.cse3 (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|))) (.cse5 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse6 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse7 (not .cse9)) (.cse8 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse9 .cse6 .cse8) (and .cse1 .cse2 .cse10 .cse11 .cse5 .cse9 .cse6) (and .cse1 .cse2 .cse11 .cse4 .cse5 .cse9 .cse6) (and .cse0 .cse1 .cse10 .cse2 .cse3 .cse5 .cse6 .cse7 .cse8)))) [2019-11-28 00:22:10,842 INFO L242 CegarLoopResult]: At program point L532-1(lines 532 538) the Hoare annotation is: false [2019-11-28 00:22:10,842 INFO L242 CegarLoopResult]: At program point L532-2(lines 532 538) the Hoare annotation is: false [2019-11-28 00:22:10,843 INFO L242 CegarLoopResult]: At program point L103(lines 99 105) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= ULTIMATE.start_main_~tmp~0 ~systemActive~0) (= 1 ~waterLevel~0) (= 1 ULTIMATE.start_main_~tmp~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0)) [2019-11-28 00:22:10,843 INFO L242 CegarLoopResult]: At program point L929(lines 924 932) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0)) [2019-11-28 00:22:10,843 INFO L249 CegarLoopResult]: At program point L139(lines 120 142) the Hoare annotation is: true [2019-11-28 00:22:10,843 INFO L246 CegarLoopResult]: For program point L768(lines 768 772) no Hoare annotation was computed. [2019-11-28 00:22:10,843 INFO L246 CegarLoopResult]: For program point L768-3(lines 768 772) no Hoare annotation was computed. [2019-11-28 00:22:10,843 INFO L242 CegarLoopResult]: At program point L636(lines 631 639) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~6) (= 0 ~methaneLevelCritical~0) (not (= |ULTIMATE.start_isPumpRunning_#res| 0)) (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|)) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= 1 ULTIMATE.start_main_~tmp~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 0 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~8) (not (= ~pumpRunning~0 0)) (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~0)) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:22:10,843 INFO L242 CegarLoopResult]: At program point L636-1(lines 631 639) the Hoare annotation is: false [2019-11-28 00:22:10,844 INFO L246 CegarLoopResult]: For program point L768-6(lines 768 772) no Hoare annotation was computed. [2019-11-28 00:22:10,844 INFO L242 CegarLoopResult]: At program point L636-2(lines 631 639) the Hoare annotation is: false [2019-11-28 00:22:10,844 INFO L246 CegarLoopResult]: For program point L736(lines 736 747) no Hoare annotation was computed. [2019-11-28 00:22:10,844 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 860) no Hoare annotation was computed. [2019-11-28 00:22:10,844 INFO L242 CegarLoopResult]: At program point L837(lines 832 840) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse2 (= 1 ULTIMATE.start_main_~tmp~0)) (.cse1 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse3 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse5 (= ~pumpRunning~0 0)) (.cse4 (= 0 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~8)) (.cse6 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and (= 1 ~systemActive~0) (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~6) .cse0 (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|)) .cse1 .cse2 .cse3 .cse4 (not .cse5) (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~0)) .cse6) (and (= ULTIMATE.start_main_~tmp~0 ~systemActive~0) .cse0 .cse2 .cse1 (<= ~waterLevel~0 1) (not (= |ULTIMATE.start_getWaterLevel_#res| 2)) .cse3 .cse5 .cse4 .cse6))) [2019-11-28 00:22:10,844 INFO L242 CegarLoopResult]: At program point L837-1(lines 832 840) the Hoare annotation is: false [2019-11-28 00:22:10,844 INFO L242 CegarLoopResult]: At program point L837-2(lines 832 840) the Hoare annotation is: false [2019-11-28 00:22:10,845 INFO L242 CegarLoopResult]: At program point L805(lines 800 808) the Hoare annotation is: (let ((.cse0 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~6)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|))) (.cse3 (= ULTIMATE.start_main_~tmp~0 ~systemActive~0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse6 (not (= ~pumpRunning~0 0))) (.cse7 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~0)))) (or (and .cse0 .cse1 .cse2 .cse3 (<= 1 ~methaneLevelCritical~0) .cse4 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse5 .cse6 .cse7) (and .cse0 .cse1 .cse2 .cse3 (= 0 ~methaneLevelCritical~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse4 .cse5 .cse6 .cse7))) [2019-11-28 00:22:10,845 INFO L242 CegarLoopResult]: At program point L805-1(lines 800 808) the Hoare annotation is: (let ((.cse6 (= ~pumpRunning~0 0))) (let ((.cse2 (<= ~waterLevel~0 1)) (.cse0 (= 1 ~systemActive~0)) (.cse3 (<= 1 ~methaneLevelCritical~0)) (.cse5 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse10 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~6)) (.cse1 (= ULTIMATE.start_main_~tmp~0 ~systemActive~0)) (.cse11 (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|))) (.cse8 (= 0 ~methaneLevelCritical~0)) (.cse12 (= 1 ULTIMATE.start_main_~tmp~0)) (.cse9 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse4 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse7 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse13 (not .cse6)) (.cse14 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse1 .cse8 .cse9 .cse2 .cse4 .cse6 .cse7) (and .cse10 .cse1 .cse11 .cse12 .cse3 .cse4 .cse5 .cse7 .cse13 .cse14) (and .cse10 .cse0 .cse11 .cse1 .cse3 .cse4 .cse5 .cse6 .cse7 .cse14) (and .cse10 .cse1 .cse11 .cse8 .cse12 .cse9 .cse4 .cse7 .cse13 .cse14)))) [2019-11-28 00:22:10,845 INFO L242 CegarLoopResult]: At program point L805-2(lines 800 808) the Hoare annotation is: false [2019-11-28 00:22:10,845 INFO L242 CegarLoopResult]: At program point L805-3(lines 800 808) the Hoare annotation is: false [2019-11-28 00:22:10,845 INFO L242 CegarLoopResult]: At program point L805-4(lines 800 808) the Hoare annotation is: false [2019-11-28 00:22:10,845 INFO L242 CegarLoopResult]: At program point L805-5(lines 800 808) the Hoare annotation is: false [2019-11-28 00:22:10,846 INFO L246 CegarLoopResult]: For program point L707(lines 706 751) no Hoare annotation was computed. [2019-11-28 00:22:10,846 INFO L246 CegarLoopResult]: For program point L708(lines 708 712) no Hoare annotation was computed. [2019-11-28 00:22:10,846 INFO L246 CegarLoopResult]: For program point L874(lines 874 894) no Hoare annotation was computed. [2019-11-28 00:22:10,846 INFO L246 CegarLoopResult]: For program point L874-2(lines 874 894) no Hoare annotation was computed. [2019-11-28 00:22:10,846 INFO L246 CegarLoopResult]: For program point L742(lines 742 746) no Hoare annotation was computed. [2019-11-28 00:22:10,846 INFO L246 CegarLoopResult]: For program point L874-4(lines 874 894) no Hoare annotation was computed. [2019-11-28 00:22:10,846 INFO L246 CegarLoopResult]: For program point L742-2(lines 525 531) no Hoare annotation was computed. [2019-11-28 00:22:10,846 INFO L242 CegarLoopResult]: At program point L52-2(lines 52 66) the Hoare annotation is: false [2019-11-28 00:22:10,846 INFO L246 CegarLoopResult]: For program point L845(lines 845 851) no Hoare annotation was computed. [2019-11-28 00:22:10,847 INFO L246 CegarLoopResult]: For program point L845-1(lines 845 851) no Hoare annotation was computed. [2019-11-28 00:22:10,847 INFO L246 CegarLoopResult]: For program point L845-2(lines 845 851) no Hoare annotation was computed. [2019-11-28 00:22:10,847 INFO L246 CegarLoopResult]: For program point L845-3(lines 845 851) no Hoare annotation was computed. [2019-11-28 00:22:10,847 INFO L246 CegarLoopResult]: For program point L845-4(lines 845 851) no Hoare annotation was computed. [2019-11-28 00:22:10,847 INFO L246 CegarLoopResult]: For program point L845-5(lines 845 851) no Hoare annotation was computed. [2019-11-28 00:22:10,847 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-28 00:22:10,847 INFO L246 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed. [2019-11-28 00:22:10,847 INFO L246 CegarLoopResult]: For program point L780(lines 780 784) no Hoare annotation was computed. [2019-11-28 00:22:10,847 INFO L246 CegarLoopResult]: For program point L880(lines 880 893) no Hoare annotation was computed. [2019-11-28 00:22:10,848 INFO L242 CegarLoopResult]: At program point L880-1(lines 1 932) the Hoare annotation is: (let ((.cse7 (= ~pumpRunning~0 0))) (let ((.cse9 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~6)) (.cse10 (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|))) (.cse2 (<= 1 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~8)) (.cse3 (<= 1 ~methaneLevelCritical~0)) (.cse6 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse15 (not .cse7)) (.cse11 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~0))) (.cse0 (= 1 ~systemActive~0)) (.cse1 (= ULTIMATE.start_main_~tmp~0 ~systemActive~0)) (.cse12 (= 0 ~methaneLevelCritical~0)) (.cse13 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse4 (<= ~waterLevel~0 1)) (.cse5 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse14 (= 0 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~8)) (.cse8 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse9 .cse0 .cse1 .cse10 .cse2 .cse3 .cse5 .cse6 .cse7 .cse8 .cse11) (and .cse0 .cse12 .cse1 (= 1 ~waterLevel~0) .cse5 .cse7 .cse8) (and .cse9 .cse0 .cse12 .cse1 .cse10 .cse13 .cse5 .cse14 .cse8 .cse15 .cse11) (and .cse9 .cse0 .cse1 .cse10 .cse2 .cse3 .cse5 .cse6 .cse8 .cse15 .cse11) (and .cse0 .cse1 .cse12 .cse13 .cse4 .cse5 .cse7 .cse14 .cse8)))) [2019-11-28 00:22:10,848 INFO L246 CegarLoopResult]: For program point L880-2(lines 880 893) no Hoare annotation was computed. [2019-11-28 00:22:10,848 INFO L242 CegarLoopResult]: At program point L880-3(lines 1 932) the Hoare annotation is: false [2019-11-28 00:22:10,848 INFO L246 CegarLoopResult]: For program point L880-4(lines 880 893) no Hoare annotation was computed. [2019-11-28 00:22:10,848 INFO L242 CegarLoopResult]: At program point L880-5(lines 1 932) the Hoare annotation is: false [2019-11-28 00:22:10,848 INFO L246 CegarLoopResult]: For program point L583(lines 583 600) no Hoare annotation was computed. [2019-11-28 00:22:10,848 INFO L246 CegarLoopResult]: For program point L583-1(lines 583 600) no Hoare annotation was computed. [2019-11-28 00:22:10,848 INFO L246 CegarLoopResult]: For program point L583-2(lines 583 600) no Hoare annotation was computed. [2019-11-28 00:22:10,848 INFO L246 CegarLoopResult]: For program point L716(lines 716 722) no Hoare annotation was computed. [2019-11-28 00:22:10,849 INFO L242 CegarLoopResult]: At program point L716-1(lines 716 722) the Hoare annotation is: (let ((.cse4 (= ~pumpRunning~0 0))) (let ((.cse1 (= 0 ~methaneLevelCritical~0)) (.cse6 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~6)) (.cse0 (= 1 ~systemActive~0)) (.cse7 (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|))) (.cse2 (= ULTIMATE.start_main_~tmp~0 ~systemActive~0)) (.cse10 (<= 1 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~8)) (.cse11 (<= 1 ~methaneLevelCritical~0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse12 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse8 (not .cse4)) (.cse9 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse0 .cse7 .cse2 .cse1 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse3 (= 0 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~8) .cse5 .cse8 .cse9) (and .cse0 .cse2 .cse10 .cse11 .cse3 .cse12 .cse4 .cse5) (and .cse6 .cse0 .cse7 .cse2 .cse10 .cse11 .cse3 .cse12 .cse5 .cse8 .cse9)))) [2019-11-28 00:22:10,849 INFO L246 CegarLoopResult]: For program point L56(lines 56 60) no Hoare annotation was computed. [2019-11-28 00:22:10,849 INFO L246 CegarLoopResult]: For program point L56-1(lines 525 531) no Hoare annotation was computed. [2019-11-28 00:22:10,849 INFO L242 CegarLoopResult]: At program point L850(lines 841 854) the Hoare annotation is: false [2019-11-28 00:22:10,849 INFO L242 CegarLoopResult]: At program point L850-1(lines 841 854) the Hoare annotation is: (let ((.cse8 (= 1 ULTIMATE.start_main_~tmp~0)) (.cse3 (<= 1 ~methaneLevelCritical~0)) (.cse9 (<= ~waterLevel~0 1)) (.cse0 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse1 (= 1 ~systemActive~0)) (.cse7 (= 0 ~methaneLevelCritical~0)) (.cse2 (= ULTIMATE.start_main_~tmp~0 ~systemActive~0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse5 (= ~pumpRunning~0 0)) (.cse6 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse2 .cse8 .cse9 .cse4 .cse5 .cse6) (and .cse2 .cse8 .cse3 .cse9 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse7 .cse2 .cse4 .cse5 .cse6))) [2019-11-28 00:22:10,849 INFO L242 CegarLoopResult]: At program point L850-2(lines 841 854) the Hoare annotation is: false [2019-11-28 00:22:10,849 INFO L242 CegarLoopResult]: At program point L850-3(lines 841 854) the Hoare annotation is: false [2019-11-28 00:22:10,850 INFO L242 CegarLoopResult]: At program point L850-4(lines 841 854) the Hoare annotation is: false [2019-11-28 00:22:10,850 INFO L246 CegarLoopResult]: For program point L685(lines 685 689) no Hoare annotation was computed. [2019-11-28 00:22:10,850 INFO L242 CegarLoopResult]: At program point L850-5(lines 841 854) the Hoare annotation is: false [2019-11-28 00:22:10,850 INFO L246 CegarLoopResult]: For program point L685-2(lines 685 689) no Hoare annotation was computed. [2019-11-28 00:22:10,850 INFO L246 CegarLoopResult]: For program point L685-3(lines 685 689) no Hoare annotation was computed. [2019-11-28 00:22:10,850 INFO L246 CegarLoopResult]: For program point L685-5(lines 685 689) no Hoare annotation was computed. [2019-11-28 00:22:10,850 INFO L246 CegarLoopResult]: For program point L685-6(lines 685 689) no Hoare annotation was computed. [2019-11-28 00:22:10,850 INFO L246 CegarLoopResult]: For program point L685-8(lines 685 689) no Hoare annotation was computed. [2019-11-28 00:22:10,850 INFO L246 CegarLoopResult]: For program point L685-9(lines 685 689) no Hoare annotation was computed. [2019-11-28 00:22:10,850 INFO L246 CegarLoopResult]: For program point L685-11(lines 685 689) no Hoare annotation was computed. [2019-11-28 00:22:10,850 INFO L246 CegarLoopResult]: For program point L685-12(lines 685 689) no Hoare annotation was computed. [2019-11-28 00:22:10,851 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-28 00:22:10,851 INFO L246 CegarLoopResult]: For program point L685-14(lines 685 689) no Hoare annotation was computed. [2019-11-28 00:22:10,851 INFO L246 CegarLoopResult]: For program point L685-15(lines 685 689) no Hoare annotation was computed. [2019-11-28 00:22:10,851 INFO L246 CegarLoopResult]: For program point L685-17(lines 685 689) no Hoare annotation was computed. [2019-11-28 00:22:10,851 INFO L246 CegarLoopResult]: For program point L884(lines 884 890) no Hoare annotation was computed. [2019-11-28 00:22:10,851 INFO L246 CegarLoopResult]: For program point L884-2(lines 884 890) no Hoare annotation was computed. [2019-11-28 00:22:10,851 INFO L242 CegarLoopResult]: At program point L752(lines 705 753) the Hoare annotation is: false [2019-11-28 00:22:10,851 INFO L246 CegarLoopResult]: For program point L884-4(lines 884 890) no Hoare annotation was computed. [2019-11-28 00:22:10,851 INFO L246 CegarLoopResult]: For program point L587(lines 587 595) no Hoare annotation was computed. [2019-11-28 00:22:10,851 INFO L246 CegarLoopResult]: For program point L587-1(lines 587 595) no Hoare annotation was computed. [2019-11-28 00:22:10,852 INFO L246 CegarLoopResult]: For program point L587-2(lines 587 595) no Hoare annotation was computed. [2019-11-28 00:22:10,852 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-28 00:22:10,852 INFO L246 CegarLoopResult]: For program point L557(lines 557 574) no Hoare annotation was computed. [2019-11-28 00:22:10,852 INFO L246 CegarLoopResult]: For program point L557-1(lines 557 574) no Hoare annotation was computed. [2019-11-28 00:22:10,852 INFO L246 CegarLoopResult]: For program point L557-2(lines 557 574) no Hoare annotation was computed. [2019-11-28 00:22:10,852 INFO L246 CegarLoopResult]: For program point L557-3(lines 557 574) no Hoare annotation was computed. [2019-11-28 00:22:10,852 INFO L246 CegarLoopResult]: For program point L557-4(lines 557 574) no Hoare annotation was computed. [2019-11-28 00:22:10,852 INFO L246 CegarLoopResult]: For program point L557-5(lines 557 574) no Hoare annotation was computed. [2019-11-28 00:22:10,852 INFO L242 CegarLoopResult]: At program point L921(lines 1 932) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-11-28 00:22:10,853 INFO L242 CegarLoopResult]: At program point L525(lines 524 543) the Hoare annotation is: (let ((.cse4 (= ~pumpRunning~0 0))) (let ((.cse1 (= 0 ~methaneLevelCritical~0)) (.cse6 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~6)) (.cse0 (= 1 ~systemActive~0)) (.cse7 (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|))) (.cse2 (= ULTIMATE.start_main_~tmp~0 ~systemActive~0)) (.cse10 (<= 1 ~methaneLevelCritical~0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse8 (not .cse4)) (.cse9 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse0 .cse1 .cse7 .cse2 .cse3 .cse5 .cse8 .cse9) (and .cse0 .cse2 .cse10 .cse3 .cse4 .cse5) (and .cse6 .cse0 .cse7 .cse2 .cse10 .cse3 .cse5 .cse8 .cse9)))) [2019-11-28 00:22:10,853 INFO L246 CegarLoopResult]: For program point L525-1(lines 525 531) no Hoare annotation was computed. [2019-11-28 00:22:10,853 INFO L242 CegarLoopResult]: At program point L525-2(lines 524 543) the Hoare annotation is: false [2019-11-28 00:22:10,853 INFO L242 CegarLoopResult]: At program point L525-3(lines 524 543) the Hoare annotation is: false [2019-11-28 00:22:10,853 INFO L242 CegarLoopResult]: At program point L691(lines 676 694) the Hoare annotation is: false [2019-11-28 00:22:10,853 INFO L242 CegarLoopResult]: At program point L691-1(lines 676 694) the Hoare annotation is: (let ((.cse12 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~0)) (.cse10 (= 0 |ULTIMATE.start_isHighWaterLevel_#res|))) (let ((.cse11 (<= ~waterLevel~0 1)) (.cse5 (<= 1 ~methaneLevelCritical~0)) (.cse0 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse1 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~6)) (.cse13 (= 0 ~methaneLevelCritical~0)) (.cse2 (not .cse10)) (.cse3 (= ULTIMATE.start_main_~tmp~0 ~systemActive~0)) (.cse4 (= 1 ULTIMATE.start_main_~tmp~0)) (.cse6 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse7 (= ~pumpRunning~0 0)) (.cse8 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse9 (not .cse12))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse10 .cse3 .cse4 .cse5 .cse11 .cse12 .cse6 .cse7 .cse8) (and .cse1 .cse13 .cse2 .cse3 .cse4 .cse11 .cse6 .cse7 .cse8 .cse9) (and .cse10 .cse3 .cse13 .cse4 .cse11 .cse12 .cse6 .cse7 .cse8) (and .cse1 .cse2 .cse3 .cse4 .cse11 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse1 .cse13 .cse2 .cse3 .cse4 .cse6 .cse7 .cse8 .cse9)))) [2019-11-28 00:22:10,853 INFO L242 CegarLoopResult]: At program point L691-2(lines 676 694) the Hoare annotation is: false [2019-11-28 00:22:10,854 INFO L242 CegarLoopResult]: At program point L691-3(lines 676 694) the Hoare annotation is: false [2019-11-28 00:22:10,854 INFO L242 CegarLoopResult]: At program point L691-4(lines 676 694) the Hoare annotation is: false [2019-11-28 00:22:10,854 INFO L242 CegarLoopResult]: At program point L691-5(lines 676 694) the Hoare annotation is: false [2019-11-28 00:22:10,854 INFO L246 CegarLoopResult]: For program point L130(lines 130 137) no Hoare annotation was computed. [2019-11-28 00:22:10,854 INFO L249 CegarLoopResult]: At program point L130-1(lines 130 137) the Hoare annotation is: true [2019-11-28 00:22:10,854 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-28 00:22:10,854 INFO L246 CegarLoopResult]: For program point L792(lines 792 796) no Hoare annotation was computed. [2019-11-28 00:22:10,854 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 860) no Hoare annotation was computed. [2019-11-28 00:22:10,854 INFO L246 CegarLoopResult]: For program point L726(lines 726 732) no Hoare annotation was computed. [2019-11-28 00:22:10,855 INFO L242 CegarLoopResult]: At program point L726-1(lines 726 732) the Hoare annotation is: (let ((.cse4 (= ~pumpRunning~0 0))) (let ((.cse1 (= 0 ~methaneLevelCritical~0)) (.cse6 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~6)) (.cse0 (= 1 ~systemActive~0)) (.cse7 (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|))) (.cse2 (= ULTIMATE.start_main_~tmp~0 ~systemActive~0)) (.cse10 (<= 1 ~methaneLevelCritical~0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse8 (not .cse4)) (.cse9 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse0 .cse1 .cse7 .cse2 .cse3 .cse5 .cse8 .cse9) (and .cse0 .cse2 .cse10 .cse3 .cse4 .cse5) (and .cse6 .cse0 .cse7 .cse2 .cse10 .cse3 .cse5 .cse8 .cse9)))) [2019-11-28 00:22:10,855 INFO L242 CegarLoopResult]: At program point L627(lines 620 630) the Hoare annotation is: (let ((.cse0 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~6)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|))) (.cse3 (= ULTIMATE.start_main_~tmp~0 ~systemActive~0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse6 (not (= ~pumpRunning~0 0))) (.cse7 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~0)))) (or (and .cse0 .cse1 .cse2 .cse3 (<= 1 ~methaneLevelCritical~0) .cse4 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse5 .cse6 .cse7) (and .cse0 .cse1 (= 0 |ULTIMATE.start_isMethaneAlarm_#res|) .cse2 .cse3 (= 0 ~methaneLevelCritical~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse4 .cse5 .cse6 .cse7))) [2019-11-28 00:22:10,855 INFO L242 CegarLoopResult]: At program point L627-1(lines 620 630) the Hoare annotation is: false [2019-11-28 00:22:10,855 INFO L246 CegarLoopResult]: For program point L561(lines 561 569) no Hoare annotation was computed. [2019-11-28 00:22:10,855 INFO L242 CegarLoopResult]: At program point L627-2(lines 620 630) the Hoare annotation is: false [2019-11-28 00:22:10,855 INFO L246 CegarLoopResult]: For program point L561-1(lines 561 569) no Hoare annotation was computed. [2019-11-28 00:22:10,855 INFO L246 CegarLoopResult]: For program point L561-2(lines 561 569) no Hoare annotation was computed. [2019-11-28 00:22:10,856 INFO L246 CegarLoopResult]: For program point L561-3(lines 561 569) no Hoare annotation was computed. [2019-11-28 00:22:10,856 INFO L246 CegarLoopResult]: For program point L561-4(lines 561 569) no Hoare annotation was computed. [2019-11-28 00:22:10,856 INFO L246 CegarLoopResult]: For program point L561-5(lines 561 569) no Hoare annotation was computed. [2019-11-28 00:22:10,856 INFO L246 CegarLoopResult]: For program point L860(line 860) no Hoare annotation was computed. [2019-11-28 00:22:10,856 INFO L246 CegarLoopResult]: For program point L860-1(line 860) no Hoare annotation was computed. [2019-11-28 00:22:10,856 INFO L246 CegarLoopResult]: For program point L860-2(line 860) no Hoare annotation was computed. [2019-11-28 00:22:10,900 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 12:22:10 BoogieIcfgContainer [2019-11-28 00:22:10,900 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-28 00:22:10,901 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-28 00:22:10,901 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-28 00:22:10,901 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-28 00:22:10,902 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:21:55" (3/4) ... [2019-11-28 00:22:10,906 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-28 00:22:10,926 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-11-28 00:22:10,928 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-11-28 00:22:10,929 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-11-28 00:22:10,930 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-28 00:22:10,931 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-28 00:22:10,932 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-28 00:22:10,932 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-28 00:22:10,964 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && 0 == methaneLevelCritical) && 1 == waterLevel) && \result == systemActive) && pumpRunning == 0 [2019-11-28 00:22:10,964 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0 == methaneLevelCritical && tmp == systemActive) && 1 == waterLevel) && 1 == tmp) && \result == systemActive) && pumpRunning == 0 [2019-11-28 00:22:10,964 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((1 == systemActive && tmp == systemActive) && 1 <= tmp) && 1 <= methaneLevelCritical) && waterLevel <= 1) && \result == systemActive) && 1 <= \result) && pumpRunning == 0) && 0 == splverifierCounter) || ((((((((((0 == tmp && 1 == systemActive) && tmp == systemActive) && !(0 == \result)) && 1 <= tmp) && 1 <= methaneLevelCritical) && \result == systemActive) && 1 <= \result) && pumpRunning == 0) && 0 == splverifierCounter) && !(0 == tmp___0))) || ((((((1 == systemActive && 0 == methaneLevelCritical) && tmp == systemActive) && 1 == waterLevel) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((((((((0 == tmp && 1 == systemActive) && 0 == methaneLevelCritical) && tmp == systemActive) && !(0 == \result)) && 0 == \result) && \result == systemActive) && 0 == tmp) && 0 == splverifierCounter) && !(pumpRunning == 0)) && !(0 == tmp___0))) || ((((((((((0 == tmp && 1 == systemActive) && tmp == systemActive) && !(0 == \result)) && 1 <= tmp) && 1 <= methaneLevelCritical) && \result == systemActive) && 1 <= \result) && 0 == splverifierCounter) && !(pumpRunning == 0)) && !(0 == tmp___0))) || ((((((((1 == systemActive && tmp == systemActive) && 0 == methaneLevelCritical) && 0 == \result) && waterLevel <= 1) && \result == systemActive) && pumpRunning == 0) && 0 == tmp) && 0 == splverifierCounter) [2019-11-28 00:22:10,965 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 == systemActive && 0 == methaneLevelCritical) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) || ((((((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && tmp == systemActive) && 0 == methaneLevelCritical) && 0 == \result) && \result == systemActive) && 0 == tmp) && 0 == splverifierCounter) && !(pumpRunning == 0)) && !(0 == tmp___0))) || (((((((1 == systemActive && tmp == systemActive) && 1 <= tmp) && 1 <= methaneLevelCritical) && \result == systemActive) && 1 <= \result) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && tmp == systemActive) && 1 <= tmp) && 1 <= methaneLevelCritical) && \result == systemActive) && 1 <= \result) && 0 == splverifierCounter) && !(pumpRunning == 0)) && !(0 == tmp___0)) [2019-11-28 00:22:10,965 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 == systemActive && 0 == methaneLevelCritical) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) || ((((((((0 == tmp && 1 == systemActive) && 0 == methaneLevelCritical) && !(0 == \result)) && tmp == systemActive) && \result == systemActive) && 0 == splverifierCounter) && !(pumpRunning == 0)) && !(0 == tmp___0))) || (((((1 == systemActive && tmp == systemActive) && 1 <= methaneLevelCritical) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && tmp == systemActive) && 1 <= methaneLevelCritical) && \result == systemActive) && 0 == splverifierCounter) && !(pumpRunning == 0)) && !(0 == tmp___0)) [2019-11-28 00:22:10,966 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 == systemActive && 0 == methaneLevelCritical) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) || ((((((((0 == tmp && 1 == systemActive) && 0 == methaneLevelCritical) && !(0 == \result)) && tmp == systemActive) && \result == systemActive) && 0 == splverifierCounter) && !(pumpRunning == 0)) && !(0 == tmp___0))) || (((((1 == systemActive && tmp == systemActive) && 1 <= methaneLevelCritical) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && tmp == systemActive) && 1 <= methaneLevelCritical) && \result == systemActive) && 0 == splverifierCounter) && !(pumpRunning == 0)) && !(0 == tmp___0)) [2019-11-28 00:22:10,966 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((0 == tmp && 1 == systemActive) && tmp == systemActive) && !(0 == \result)) && 1 <= methaneLevelCritical) && \result == systemActive) && 0 == splverifierCounter) && !(pumpRunning == 0)) && !(0 == tmp___0)) || (((((((((0 == tmp && 1 == systemActive) && tmp == systemActive) && !(0 == \result)) && 1 <= methaneLevelCritical) && \result == systemActive) && 1 <= \result) && pumpRunning == 0) && 0 == splverifierCounter) && !(0 == tmp___0))) || ((((((1 == systemActive && tmp == systemActive) && 0 == methaneLevelCritical) && waterLevel <= 1) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((((1 == systemActive && tmp == systemActive) && waterLevel <= 1) && 1 <= methaneLevelCritical) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((((((0 == tmp && 1 == systemActive) && 0 == methaneLevelCritical) && tmp == systemActive) && !(0 == \result)) && \result == systemActive) && 0 == splverifierCounter) && !(pumpRunning == 0)) && !(0 == tmp___0)) [2019-11-28 00:22:10,967 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((1 == systemActive && tmp == systemActive) && waterLevel <= 1) && 1 <= methaneLevelCritical) && \result == systemActive) && 1 <= \result) && pumpRunning == 0) && 0 == splverifierCounter) || (((((((1 == systemActive && tmp == systemActive) && 0 == methaneLevelCritical) && 0 == \result) && waterLevel <= 1) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter)) || (((((((((0 == tmp && tmp == systemActive) && !(0 == \result)) && 1 == tmp) && 1 <= methaneLevelCritical) && \result == systemActive) && 1 <= \result) && 0 == splverifierCounter) && !(pumpRunning == 0)) && !(0 == tmp___0))) || (((((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && tmp == systemActive) && 1 <= methaneLevelCritical) && \result == systemActive) && 1 <= \result) && pumpRunning == 0) && 0 == splverifierCounter) && !(0 == tmp___0))) || (((((((((0 == tmp && tmp == systemActive) && !(0 == \result)) && 0 == methaneLevelCritical) && 1 == tmp) && 0 == \result) && \result == systemActive) && 0 == splverifierCounter) && !(pumpRunning == 0)) && !(0 == tmp___0)) [2019-11-28 00:22:10,968 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && tmp == systemActive) && 1 <= methaneLevelCritical) && \result == systemActive) && 1 <= \result) && 0 == splverifierCounter) && !(pumpRunning == 0)) && !(0 == tmp___0)) || (((((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && tmp == systemActive) && 0 == methaneLevelCritical) && 0 == \result) && \result == systemActive) && 0 == splverifierCounter) && !(pumpRunning == 0)) && !(0 == tmp___0)) [2019-11-28 00:22:10,968 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && tmp == systemActive) && 1 <= methaneLevelCritical) && \result == systemActive) && 1 <= \result) && 0 == splverifierCounter) && !(pumpRunning == 0)) && !(0 == tmp___0)) || ((((((((((0 == tmp && 1 == systemActive) && 0 == \result) && !(0 == \result)) && tmp == systemActive) && 0 == methaneLevelCritical) && 0 == \result) && \result == systemActive) && 0 == splverifierCounter) && !(pumpRunning == 0)) && !(0 == tmp___0)) [2019-11-28 00:22:10,969 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((\result == 0 && 1 == systemActive) && tmp == systemActive) && 1 <= methaneLevelCritical) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) || ((((((0 == methaneLevelCritical && tmp == systemActive) && 1 == tmp) && waterLevel <= 1) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((((tmp == systemActive && 1 == tmp) && 1 <= methaneLevelCritical) && waterLevel <= 1) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((((\result == 0 && 1 == systemActive) && 0 == methaneLevelCritical) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) [2019-11-28 00:22:10,969 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((1 == systemActive && 0 == tmp) && 0 == methaneLevelCritical) && !(0 == \result)) && 0 == \result) && 1 == tmp) && \result == systemActive) && 0 == tmp) && !(pumpRunning == 0)) && !(0 == tmp___0)) && 0 == splverifierCounter) || (((((((((tmp == systemActive && 0 == methaneLevelCritical) && 1 == tmp) && 0 == \result) && waterLevel <= 1) && !(\result == 2)) && \result == systemActive) && pumpRunning == 0) && 0 == tmp) && 0 == splverifierCounter) [2019-11-28 00:22:10,970 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((\result == 0 && 0 == tmp) && !(0 == \result)) && tmp == systemActive) && 1 == tmp) && 1 <= methaneLevelCritical) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && !(0 == tmp___0)) || ((((((((0 == \result && tmp == systemActive) && 1 == tmp) && 1 <= methaneLevelCritical) && waterLevel <= 1) && 0 == tmp___0) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter)) || (((((((((0 == tmp && 0 == methaneLevelCritical) && !(0 == \result)) && tmp == systemActive) && 1 == tmp) && waterLevel <= 1) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && !(0 == tmp___0))) || ((((((((0 == \result && tmp == systemActive) && 0 == methaneLevelCritical) && 1 == tmp) && waterLevel <= 1) && 0 == tmp___0) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter)) || (((((((((0 == tmp && !(0 == \result)) && tmp == systemActive) && 1 == tmp) && waterLevel <= 1) && 1 <= methaneLevelCritical) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && !(0 == tmp___0))) || (((((((((\result == 0 && 0 == tmp) && 0 == methaneLevelCritical) && !(0 == \result)) && tmp == systemActive) && 1 == tmp) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && !(0 == tmp___0)) [2019-11-28 00:22:10,970 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((1 == systemActive && 0 == tmp) && 0 == methaneLevelCritical) && !(\result == 0)) && !(0 == \result)) && 0 == \result) && 1 == tmp) && \result == systemActive) && 0 == tmp) && !(pumpRunning == 0)) && !(0 == tmp___0)) && 0 == splverifierCounter [2019-11-28 00:22:11,061 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-28 00:22:11,061 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-28 00:22:11,063 INFO L168 Benchmark]: Toolchain (without parser) took 17156.84 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 396.4 MB). Free memory was 963.1 MB in the beginning and 1.1 GB in the end (delta: -150.9 MB). Peak memory consumption was 245.4 MB. Max. memory is 11.5 GB. [2019-11-28 00:22:11,063 INFO L168 Benchmark]: CDTParser took 0.27 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 00:22:11,063 INFO L168 Benchmark]: CACSL2BoogieTranslator took 714.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 963.1 MB in the beginning and 1.1 GB in the end (delta: -154.7 MB). Peak memory consumption was 26.1 MB. Max. memory is 11.5 GB. [2019-11-28 00:22:11,064 INFO L168 Benchmark]: Boogie Procedure Inliner took 85.14 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 00:22:11,064 INFO L168 Benchmark]: Boogie Preprocessor took 52.29 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 00:22:11,064 INFO L168 Benchmark]: RCFGBuilder took 1089.64 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: 74.0 MB). Peak memory consumption was 74.0 MB. Max. memory is 11.5 GB. [2019-11-28 00:22:11,065 INFO L168 Benchmark]: TraceAbstraction took 15049.61 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 259.0 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -88.7 MB). Peak memory consumption was 493.8 MB. Max. memory is 11.5 GB. [2019-11-28 00:22:11,065 INFO L168 Benchmark]: Witness Printer took 160.39 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 11.5 GB. [2019-11-28 00:22:11,068 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 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 714.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 963.1 MB in the beginning and 1.1 GB in the end (delta: -154.7 MB). Peak memory consumption was 26.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 85.14 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 52.29 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1089.64 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: 74.0 MB). Peak memory consumption was 74.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 15049.61 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 259.0 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -88.7 MB). Peak memory consumption was 493.8 MB. Max. memory is 11.5 GB. * Witness Printer took 160.39 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 860]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 860]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 860]: 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: 832]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((1 == systemActive && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0 - InvariantResult [Line: 841]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 676]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 832]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 841]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 716]: Loop Invariant Derived loop invariant: (((((((1 == systemActive && 0 == methaneLevelCritical) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) || ((((((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && tmp == systemActive) && 0 == methaneLevelCritical) && 0 == \result) && \result == systemActive) && 0 == tmp) && 0 == splverifierCounter) && !(pumpRunning == 0)) && !(0 == tmp___0))) || (((((((1 == systemActive && tmp == systemActive) && 1 <= tmp) && 1 <= methaneLevelCritical) && \result == systemActive) && 1 <= \result) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && tmp == systemActive) && 1 <= tmp) && 1 <= methaneLevelCritical) && \result == systemActive) && 1 <= \result) && 0 == splverifierCounter) && !(pumpRunning == 0)) && !(0 == tmp___0)) - InvariantResult [Line: 532]: Loop Invariant Derived loop invariant: (((((((((((0 == tmp && 1 == systemActive) && tmp == systemActive) && !(0 == \result)) && 1 <= methaneLevelCritical) && \result == systemActive) && 0 == splverifierCounter) && !(pumpRunning == 0)) && !(0 == tmp___0)) || (((((((((0 == tmp && 1 == systemActive) && tmp == systemActive) && !(0 == \result)) && 1 <= methaneLevelCritical) && \result == systemActive) && 1 <= \result) && pumpRunning == 0) && 0 == splverifierCounter) && !(0 == tmp___0))) || ((((((1 == systemActive && tmp == systemActive) && 0 == methaneLevelCritical) && waterLevel <= 1) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((((1 == systemActive && tmp == systemActive) && waterLevel <= 1) && 1 <= methaneLevelCritical) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((((((0 == tmp && 1 == systemActive) && 0 == methaneLevelCritical) && tmp == systemActive) && !(0 == \result)) && \result == systemActive) && 0 == splverifierCounter) && !(pumpRunning == 0)) && !(0 == tmp___0)) - InvariantResult [Line: 532]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 620]: Loop Invariant Derived loop invariant: (((((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && tmp == systemActive) && 1 <= methaneLevelCritical) && \result == systemActive) && 1 <= \result) && 0 == splverifierCounter) && !(pumpRunning == 0)) && !(0 == tmp___0)) || ((((((((((0 == tmp && 1 == systemActive) && 0 == \result) && !(0 == \result)) && tmp == systemActive) && 0 == methaneLevelCritical) && 0 == \result) && \result == systemActive) && 0 == splverifierCounter) && !(pumpRunning == 0)) && !(0 == tmp___0)) - InvariantResult [Line: 676]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 620]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 532]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 841]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 676]: Loop Invariant Derived loop invariant: (((((((((((((\result == 0 && 0 == tmp) && !(0 == \result)) && tmp == systemActive) && 1 == tmp) && 1 <= methaneLevelCritical) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && !(0 == tmp___0)) || ((((((((0 == \result && tmp == systemActive) && 1 == tmp) && 1 <= methaneLevelCritical) && waterLevel <= 1) && 0 == tmp___0) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter)) || (((((((((0 == tmp && 0 == methaneLevelCritical) && !(0 == \result)) && tmp == systemActive) && 1 == tmp) && waterLevel <= 1) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && !(0 == tmp___0))) || ((((((((0 == \result && tmp == systemActive) && 0 == methaneLevelCritical) && 1 == tmp) && waterLevel <= 1) && 0 == tmp___0) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter)) || (((((((((0 == tmp && !(0 == \result)) && tmp == systemActive) && 1 == tmp) && waterLevel <= 1) && 1 <= methaneLevelCritical) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && !(0 == tmp___0))) || (((((((((\result == 0 && 0 == tmp) && 0 == methaneLevelCritical) && !(0 == \result)) && tmp == systemActive) && 1 == tmp) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && !(0 == tmp___0)) - InvariantResult [Line: 631]: Loop Invariant Derived loop invariant: ((((((((((1 == systemActive && 0 == tmp) && 0 == methaneLevelCritical) && !(\result == 0)) && !(0 == \result)) && 0 == \result) && 1 == tmp) && \result == systemActive) && 0 == tmp) && !(pumpRunning == 0)) && !(0 == tmp___0)) && 0 == splverifierCounter - InvariantResult [Line: 676]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 841]: Loop Invariant Derived loop invariant: ((((((((\result == 0 && 1 == systemActive) && tmp == systemActive) && 1 <= methaneLevelCritical) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) || ((((((0 == methaneLevelCritical && tmp == systemActive) && 1 == tmp) && waterLevel <= 1) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((((tmp == systemActive && 1 == tmp) && 1 <= methaneLevelCritical) && waterLevel <= 1) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((((\result == 0 && 1 == systemActive) && 0 == methaneLevelCritical) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) - InvariantResult [Line: 620]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 631]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 841]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 676]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 832]: Loop Invariant Derived loop invariant: ((((((((((1 == systemActive && 0 == tmp) && 0 == methaneLevelCritical) && !(0 == \result)) && 0 == \result) && 1 == tmp) && \result == systemActive) && 0 == tmp) && !(pumpRunning == 0)) && !(0 == tmp___0)) && 0 == splverifierCounter) || (((((((((tmp == systemActive && 0 == methaneLevelCritical) && 1 == tmp) && 0 == \result) && waterLevel <= 1) && !(\result == 2)) && \result == systemActive) && pumpRunning == 0) && 0 == tmp) && 0 == splverifierCounter) - InvariantResult [Line: 631]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 841]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 676]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 800]: Loop Invariant Derived loop invariant: ((((((((((1 == systemActive && tmp == systemActive) && waterLevel <= 1) && 1 <= methaneLevelCritical) && \result == systemActive) && 1 <= \result) && pumpRunning == 0) && 0 == splverifierCounter) || (((((((1 == systemActive && tmp == systemActive) && 0 == methaneLevelCritical) && 0 == \result) && waterLevel <= 1) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter)) || (((((((((0 == tmp && tmp == systemActive) && !(0 == \result)) && 1 == tmp) && 1 <= methaneLevelCritical) && \result == systemActive) && 1 <= \result) && 0 == splverifierCounter) && !(pumpRunning == 0)) && !(0 == tmp___0))) || (((((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && tmp == systemActive) && 1 <= methaneLevelCritical) && \result == systemActive) && 1 <= \result) && pumpRunning == 0) && 0 == splverifierCounter) && !(0 == tmp___0))) || (((((((((0 == tmp && tmp == systemActive) && !(0 == \result)) && 0 == methaneLevelCritical) && 1 == tmp) && 0 == \result) && \result == systemActive) && 0 == splverifierCounter) && !(pumpRunning == 0)) && !(0 == tmp___0)) - InvariantResult [Line: 800]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 524]: Loop Invariant Derived loop invariant: (((((((1 == systemActive && 0 == methaneLevelCritical) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) || ((((((((0 == tmp && 1 == systemActive) && 0 == methaneLevelCritical) && !(0 == \result)) && tmp == systemActive) && \result == systemActive) && 0 == splverifierCounter) && !(pumpRunning == 0)) && !(0 == tmp___0))) || (((((1 == systemActive && tmp == systemActive) && 1 <= methaneLevelCritical) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && tmp == systemActive) && 1 <= methaneLevelCritical) && \result == systemActive) && 0 == splverifierCounter) && !(pumpRunning == 0)) && !(0 == tmp___0)) - InvariantResult [Line: 800]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 99]: Loop Invariant Derived loop invariant: ((((0 == methaneLevelCritical && tmp == systemActive) && 1 == waterLevel) && 1 == tmp) && \result == systemActive) && pumpRunning == 0 - InvariantResult [Line: 924]: Loop Invariant Derived loop invariant: (((1 == systemActive && 0 == methaneLevelCritical) && 1 == waterLevel) && \result == systemActive) && pumpRunning == 0 - InvariantResult [Line: 800]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 524]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 800]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 726]: Loop Invariant Derived loop invariant: (((((((1 == systemActive && 0 == methaneLevelCritical) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) || ((((((((0 == tmp && 1 == systemActive) && 0 == methaneLevelCritical) && !(0 == \result)) && tmp == systemActive) && \result == systemActive) && 0 == splverifierCounter) && !(pumpRunning == 0)) && !(0 == tmp___0))) || (((((1 == systemActive && tmp == systemActive) && 1 <= methaneLevelCritical) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && tmp == systemActive) && 1 <= methaneLevelCritical) && \result == systemActive) && 0 == splverifierCounter) && !(pumpRunning == 0)) && !(0 == tmp___0)) - InvariantResult [Line: 524]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 130]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 800]: Loop Invariant Derived loop invariant: (((((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && tmp == systemActive) && 1 <= methaneLevelCritical) && \result == systemActive) && 1 <= \result) && 0 == splverifierCounter) && !(pumpRunning == 0)) && !(0 == tmp___0)) || (((((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && tmp == systemActive) && 0 == methaneLevelCritical) && 0 == \result) && \result == systemActive) && 0 == splverifierCounter) && !(pumpRunning == 0)) && !(0 == tmp___0)) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((((((1 == systemActive && tmp == systemActive) && 1 <= tmp) && 1 <= methaneLevelCritical) && waterLevel <= 1) && \result == systemActive) && 1 <= \result) && pumpRunning == 0) && 0 == splverifierCounter) || ((((((((((0 == tmp && 1 == systemActive) && tmp == systemActive) && !(0 == \result)) && 1 <= tmp) && 1 <= methaneLevelCritical) && \result == systemActive) && 1 <= \result) && pumpRunning == 0) && 0 == splverifierCounter) && !(0 == tmp___0))) || ((((((1 == systemActive && 0 == methaneLevelCritical) && tmp == systemActive) && 1 == waterLevel) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((((((((0 == tmp && 1 == systemActive) && 0 == methaneLevelCritical) && tmp == systemActive) && !(0 == \result)) && 0 == \result) && \result == systemActive) && 0 == tmp) && 0 == splverifierCounter) && !(pumpRunning == 0)) && !(0 == tmp___0))) || ((((((((((0 == tmp && 1 == systemActive) && tmp == systemActive) && !(0 == \result)) && 1 <= tmp) && 1 <= methaneLevelCritical) && \result == systemActive) && 1 <= \result) && 0 == splverifierCounter) && !(pumpRunning == 0)) && !(0 == tmp___0))) || ((((((((1 == systemActive && tmp == systemActive) && 0 == methaneLevelCritical) && 0 == \result) && waterLevel <= 1) && \result == systemActive) && pumpRunning == 0) && 0 == tmp) && 0 == splverifierCounter) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 117 locations, 3 error locations. Result: SAFE, OverallTime: 4.0s, OverallIterations: 13, TraceHistogramMax: 2, AutomataDifference: 1.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 10.8s, HoareTripleCheckerStatistics: 1355 SDtfs, 2324 SDslu, 2587 SDs, 0 SdLazy, 404 SolverSat, 70 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 172 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=312occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 13 MinimizatonAttempts, 1558 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 45 LocationsWithAnnotation, 45 PreInvPairs, 230 NumberOfFragments, 1410 HoareAnnotationTreeSize, 45 FomulaSimplifications, 3496508 FormulaSimplificationTreeSizeReduction, 2.7s HoareSimplificationTime, 45 FomulaSimplificationsInter, 925661 FormulaSimplificationTreeSizeReductionInter, 8.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 491 NumberOfCodeBlocks, 491 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 477 ConstructedInterpolants, 0 QuantifiedInterpolants, 39921 SizeOfPredicates, 4 NumberOfNonLiveVariables, 408 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 14 InterpolantComputations, 12 PerfectInterpolantSequences, 54/58 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...