./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product60.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_8125f909-1908-4c00-9078-f7540c350a5b/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_8125f909-1908-4c00-9078-f7540c350a5b/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_8125f909-1908-4c00-9078-f7540c350a5b/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_8125f909-1908-4c00-9078-f7540c350a5b/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product60.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_8125f909-1908-4c00-9078-f7540c350a5b/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_8125f909-1908-4c00-9078-f7540c350a5b/bin/uautomizer --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 f32a845991ccfb3a908c898acdfb7a48e8a7d63f ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 12:06:46,831 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 12:06:46,832 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 12:06:46,841 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 12:06:46,841 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 12:06:46,842 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 12:06:46,843 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 12:06:46,844 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 12:06:46,845 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 12:06:46,846 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 12:06:46,846 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 12:06:46,847 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 12:06:46,847 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 12:06:46,848 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 12:06:46,849 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 12:06:46,849 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 12:06:46,850 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 12:06:46,851 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 12:06:46,852 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 12:06:46,853 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 12:06:46,854 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 12:06:46,855 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 12:06:46,856 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 12:06:46,856 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 12:06:46,858 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 12:06:46,858 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 12:06:46,858 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 12:06:46,859 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 12:06:46,859 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 12:06:46,860 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 12:06:46,860 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 12:06:46,860 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 12:06:46,861 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 12:06:46,861 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 12:06:46,862 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 12:06:46,862 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 12:06:46,862 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 12:06:46,862 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 12:06:46,863 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 12:06:46,863 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 12:06:46,864 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 12:06:46,864 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_8125f909-1908-4c00-9078-f7540c350a5b/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-12-07 12:06:46,874 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 12:06:46,874 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 12:06:46,875 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 12:06:46,875 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 12:06:46,875 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 12:06:46,875 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 12:06:46,875 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 12:06:46,875 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 12:06:46,876 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 12:06:46,876 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 12:06:46,876 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 12:06:46,876 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 12:06:46,876 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 12:06:46,876 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 12:06:46,876 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 12:06:46,876 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 12:06:46,877 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 12:06:46,877 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 12:06:46,877 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 12:06:46,877 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 12:06:46,877 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 12:06:46,877 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 12:06:46,878 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 12:06:46,878 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 12:06:46,878 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 12:06:46,878 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 12:06:46,878 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 12:06:46,878 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 12:06:46,878 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 12:06:46,878 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 -> /tmp/vcloud-vcloud-master/worker/run_dir_8125f909-1908-4c00-9078-f7540c350a5b/bin/uautomizer 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 -> f32a845991ccfb3a908c898acdfb7a48e8a7d63f [2019-12-07 12:06:46,977 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 12:06:46,987 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 12:06:46,990 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 12:06:46,992 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 12:06:46,992 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 12:06:46,992 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_8125f909-1908-4c00-9078-f7540c350a5b/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec5_product60.cil.c [2019-12-07 12:06:47,033 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8125f909-1908-4c00-9078-f7540c350a5b/bin/uautomizer/data/84a158b95/2fdf3b6b1f4c4faba8145807bcdc528c/FLAG1170ff2f8 [2019-12-07 12:06:47,482 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 12:06:47,483 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_8125f909-1908-4c00-9078-f7540c350a5b/sv-benchmarks/c/product-lines/minepump_spec5_product60.cil.c [2019-12-07 12:06:47,492 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8125f909-1908-4c00-9078-f7540c350a5b/bin/uautomizer/data/84a158b95/2fdf3b6b1f4c4faba8145807bcdc528c/FLAG1170ff2f8 [2019-12-07 12:06:47,502 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_8125f909-1908-4c00-9078-f7540c350a5b/bin/uautomizer/data/84a158b95/2fdf3b6b1f4c4faba8145807bcdc528c [2019-12-07 12:06:47,504 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 12:06:47,505 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 12:06:47,506 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 12:06:47,506 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 12:06:47,508 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 12:06:47,508 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 12:06:47" (1/1) ... [2019-12-07 12:06:47,510 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ed7335 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:06:47, skipping insertion in model container [2019-12-07 12:06:47,510 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 12:06:47" (1/1) ... [2019-12-07 12:06:47,515 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 12:06:47,543 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 12:06:47,761 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 12:06:47,769 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 12:06:47,817 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 12:06:47,841 INFO L208 MainTranslator]: Completed translation [2019-12-07 12:06:47,842 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:06:47 WrapperNode [2019-12-07 12:06:47,842 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 12:06:47,842 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 12:06:47,842 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 12:06:47,842 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 12:06:47,848 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:06:47" (1/1) ... [2019-12-07 12:06:47,861 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:06:47" (1/1) ... [2019-12-07 12:06:47,891 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 12:06:47,891 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 12:06:47,891 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 12:06:47,891 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 12:06:47,898 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:06:47" (1/1) ... [2019-12-07 12:06:47,898 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:06:47" (1/1) ... [2019-12-07 12:06:47,902 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:06:47" (1/1) ... [2019-12-07 12:06:47,902 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:06:47" (1/1) ... [2019-12-07 12:06:47,912 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:06:47" (1/1) ... [2019-12-07 12:06:47,919 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:06:47" (1/1) ... [2019-12-07 12:06:47,921 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:06:47" (1/1) ... [2019-12-07 12:06:47,925 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 12:06:47,925 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 12:06:47,925 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 12:06:47,925 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 12:06:47,926 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:06:47" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8125f909-1908-4c00-9078-f7540c350a5b/bin/uautomizer/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 [2019-12-07 12:06:47,968 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 12:06:47,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-12-07 12:06:47,969 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 12:06:47,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 12:06:48,462 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 12:06:48,462 INFO L287 CfgBuilder]: Removed 212 assume(true) statements. [2019-12-07 12:06:48,463 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 12:06:48 BoogieIcfgContainer [2019-12-07 12:06:48,463 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 12:06:48,464 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 12:06:48,464 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 12:06:48,466 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 12:06:48,466 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 12:06:47" (1/3) ... [2019-12-07 12:06:48,467 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27754df0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 12:06:48, skipping insertion in model container [2019-12-07 12:06:48,467 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:06:47" (2/3) ... [2019-12-07 12:06:48,467 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27754df0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 12:06:48, skipping insertion in model container [2019-12-07 12:06:48,467 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 12:06:48" (3/3) ... [2019-12-07 12:06:48,468 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product60.cil.c [2019-12-07 12:06:48,475 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 12:06:48,480 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-12-07 12:06:48,488 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-12-07 12:06:48,504 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 12:06:48,505 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 12:06:48,505 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 12:06:48,505 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 12:06:48,505 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 12:06:48,505 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 12:06:48,505 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 12:06:48,505 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 12:06:48,518 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states. [2019-12-07 12:06:48,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-07 12:06:48,523 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 12:06:48,524 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 12:06:48,524 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 12:06:48,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:06:48,528 INFO L82 PathProgramCache]: Analyzing trace with hash -622606752, now seen corresponding path program 1 times [2019-12-07 12:06:48,534 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 12:06:48,534 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [440509171] [2019-12-07 12:06:48,534 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 12:06:48,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:06:48,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 12:06:48,690 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [440509171] [2019-12-07 12:06:48,691 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 12:06:48,691 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-07 12:06:48,691 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1494625669] [2019-12-07 12:06:48,694 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 12:06:48,694 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 12:06:48,703 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 12:06:48,703 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 12:06:48,704 INFO L87 Difference]: Start difference. First operand 146 states. Second operand 2 states. [2019-12-07 12:06:48,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 12:06:48,727 INFO L93 Difference]: Finished difference Result 285 states and 424 transitions. [2019-12-07 12:06:48,728 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 12:06:48,728 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2019-12-07 12:06:48,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 12:06:48,737 INFO L225 Difference]: With dead ends: 285 [2019-12-07 12:06:48,737 INFO L226 Difference]: Without dead ends: 142 [2019-12-07 12:06:48,740 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 [2019-12-07 12:06:48,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2019-12-07 12:06:48,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 142. [2019-12-07 12:06:48,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2019-12-07 12:06:48,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 204 transitions. [2019-12-07 12:06:48,772 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 204 transitions. Word has length 19 [2019-12-07 12:06:48,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 12:06:48,772 INFO L462 AbstractCegarLoop]: Abstraction has 142 states and 204 transitions. [2019-12-07 12:06:48,772 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 12:06:48,772 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 204 transitions. [2019-12-07 12:06:48,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-07 12:06:48,773 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 12:06:48,773 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] [2019-12-07 12:06:48,773 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 12:06:48,773 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:06:48,773 INFO L82 PathProgramCache]: Analyzing trace with hash -1961312479, now seen corresponding path program 1 times [2019-12-07 12:06:48,774 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 12:06:48,774 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [546730379] [2019-12-07 12:06:48,774 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 12:06:48,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:06:48,834 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 12:06:48,834 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [546730379] [2019-12-07 12:06:48,834 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 12:06:48,834 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 12:06:48,835 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [191898859] [2019-12-07 12:06:48,836 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 12:06:48,836 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 12:06:48,836 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 12:06:48,836 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 12:06:48,836 INFO L87 Difference]: Start difference. First operand 142 states and 204 transitions. Second operand 3 states. [2019-12-07 12:06:48,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 12:06:48,845 INFO L93 Difference]: Finished difference Result 142 states and 204 transitions. [2019-12-07 12:06:48,846 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 12:06:48,846 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2019-12-07 12:06:48,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 12:06:48,847 INFO L225 Difference]: With dead ends: 142 [2019-12-07 12:06:48,847 INFO L226 Difference]: Without dead ends: 59 [2019-12-07 12:06:48,848 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 [2019-12-07 12:06:48,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2019-12-07 12:06:48,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 59. [2019-12-07 12:06:48,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 59 states. [2019-12-07 12:06:48,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 84 transitions. [2019-12-07 12:06:48,852 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 84 transitions. Word has length 20 [2019-12-07 12:06:48,853 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 12:06:48,853 INFO L462 AbstractCegarLoop]: Abstraction has 59 states and 84 transitions. [2019-12-07 12:06:48,853 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 12:06:48,853 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 84 transitions. [2019-12-07 12:06:48,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-12-07 12:06:48,854 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 12:06:48,854 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] [2019-12-07 12:06:48,854 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 12:06:48,854 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:06:48,854 INFO L82 PathProgramCache]: Analyzing trace with hash -979424030, now seen corresponding path program 1 times [2019-12-07 12:06:48,854 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 12:06:48,854 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1686866671] [2019-12-07 12:06:48,854 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 12:06:48,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:06:48,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 12:06:48,904 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1686866671] [2019-12-07 12:06:48,904 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 12:06:48,904 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 12:06:48,905 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [901285957] [2019-12-07 12:06:48,905 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 12:06:48,905 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 12:06:48,905 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 12:06:48,905 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 12:06:48,905 INFO L87 Difference]: Start difference. First operand 59 states and 84 transitions. Second operand 3 states. [2019-12-07 12:06:48,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 12:06:48,933 INFO L93 Difference]: Finished difference Result 163 states and 238 transitions. [2019-12-07 12:06:48,934 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 12:06:48,934 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2019-12-07 12:06:48,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 12:06:48,935 INFO L225 Difference]: With dead ends: 163 [2019-12-07 12:06:48,935 INFO L226 Difference]: Without dead ends: 111 [2019-12-07 12:06:48,935 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 [2019-12-07 12:06:48,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2019-12-07 12:06:48,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 107. [2019-12-07 12:06:48,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2019-12-07 12:06:48,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 156 transitions. [2019-12-07 12:06:48,945 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 156 transitions. Word has length 26 [2019-12-07 12:06:48,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 12:06:48,945 INFO L462 AbstractCegarLoop]: Abstraction has 107 states and 156 transitions. [2019-12-07 12:06:48,945 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 12:06:48,945 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 156 transitions. [2019-12-07 12:06:48,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-12-07 12:06:48,946 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 12:06:48,946 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] [2019-12-07 12:06:48,946 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 12:06:48,946 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:06:48,946 INFO L82 PathProgramCache]: Analyzing trace with hash 486922123, now seen corresponding path program 1 times [2019-12-07 12:06:48,947 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 12:06:48,947 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [227136955] [2019-12-07 12:06:48,947 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 12:06:48,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:06:48,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 12:06:48,987 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [227136955] [2019-12-07 12:06:48,987 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 12:06:48,987 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-07 12:06:48,988 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1580293300] [2019-12-07 12:06:48,988 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 12:06:48,988 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 12:06:48,988 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 12:06:48,988 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 12:06:48,988 INFO L87 Difference]: Start difference. First operand 107 states and 156 transitions. Second operand 3 states. [2019-12-07 12:06:49,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 12:06:49,016 INFO L93 Difference]: Finished difference Result 254 states and 375 transitions. [2019-12-07 12:06:49,016 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 12:06:49,016 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 28 [2019-12-07 12:06:49,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 12:06:49,017 INFO L225 Difference]: With dead ends: 254 [2019-12-07 12:06:49,017 INFO L226 Difference]: Without dead ends: 154 [2019-12-07 12:06:49,018 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 [2019-12-07 12:06:49,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2019-12-07 12:06:49,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 152. [2019-12-07 12:06:49,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2019-12-07 12:06:49,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 218 transitions. [2019-12-07 12:06:49,029 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 218 transitions. Word has length 28 [2019-12-07 12:06:49,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 12:06:49,029 INFO L462 AbstractCegarLoop]: Abstraction has 152 states and 218 transitions. [2019-12-07 12:06:49,030 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 12:06:49,030 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 218 transitions. [2019-12-07 12:06:49,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-12-07 12:06:49,030 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 12:06:49,030 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] [2019-12-07 12:06:49,031 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 12:06:49,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:06:49,031 INFO L82 PathProgramCache]: Analyzing trace with hash -410230549, now seen corresponding path program 1 times [2019-12-07 12:06:49,031 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 12:06:49,031 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1452479069] [2019-12-07 12:06:49,031 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 12:06:49,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:06:49,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 12:06:49,074 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1452479069] [2019-12-07 12:06:49,074 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 12:06:49,074 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-07 12:06:49,074 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1420016352] [2019-12-07 12:06:49,075 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 12:06:49,075 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 12:06:49,075 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 12:06:49,075 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 12:06:49,075 INFO L87 Difference]: Start difference. First operand 152 states and 218 transitions. Second operand 5 states. [2019-12-07 12:06:49,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 12:06:49,180 INFO L93 Difference]: Finished difference Result 535 states and 767 transitions. [2019-12-07 12:06:49,180 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-12-07 12:06:49,181 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2019-12-07 12:06:49,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 12:06:49,184 INFO L225 Difference]: With dead ends: 535 [2019-12-07 12:06:49,184 INFO L226 Difference]: Without dead ends: 390 [2019-12-07 12:06:49,185 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 [2019-12-07 12:06:49,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 390 states. [2019-12-07 12:06:49,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 390 to 150. [2019-12-07 12:06:49,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 150 states. [2019-12-07 12:06:49,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 212 transitions. [2019-12-07 12:06:49,207 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 212 transitions. Word has length 29 [2019-12-07 12:06:49,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 12:06:49,208 INFO L462 AbstractCegarLoop]: Abstraction has 150 states and 212 transitions. [2019-12-07 12:06:49,208 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 12:06:49,208 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 212 transitions. [2019-12-07 12:06:49,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-12-07 12:06:49,210 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 12:06:49,210 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 12:06:49,210 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 12:06:49,210 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:06:49,210 INFO L82 PathProgramCache]: Analyzing trace with hash 77532406, now seen corresponding path program 1 times [2019-12-07 12:06:49,211 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 12:06:49,211 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [31693593] [2019-12-07 12:06:49,211 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 12:06:49,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:06:49,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 12:06:49,262 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [31693593] [2019-12-07 12:06:49,262 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 12:06:49,263 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-12-07 12:06:49,263 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [843078076] [2019-12-07 12:06:49,263 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 12:06:49,264 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 12:06:49,264 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 12:06:49,264 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 12:06:49,264 INFO L87 Difference]: Start difference. First operand 150 states and 212 transitions. Second operand 5 states. [2019-12-07 12:06:49,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 12:06:49,327 INFO L93 Difference]: Finished difference Result 395 states and 553 transitions. [2019-12-07 12:06:49,328 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-12-07 12:06:49,328 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 37 [2019-12-07 12:06:49,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 12:06:49,330 INFO L225 Difference]: With dead ends: 395 [2019-12-07 12:06:49,330 INFO L226 Difference]: Without dead ends: 252 [2019-12-07 12:06:49,331 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 [2019-12-07 12:06:49,332 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 252 states. [2019-12-07 12:06:49,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 252 to 162. [2019-12-07 12:06:49,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 162 states. [2019-12-07 12:06:49,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 224 transitions. [2019-12-07 12:06:49,343 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 224 transitions. Word has length 37 [2019-12-07 12:06:49,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 12:06:49,344 INFO L462 AbstractCegarLoop]: Abstraction has 162 states and 224 transitions. [2019-12-07 12:06:49,344 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 12:06:49,344 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 224 transitions. [2019-12-07 12:06:49,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-12-07 12:06:49,345 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 12:06:49,345 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 12:06:49,346 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 12:06:49,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:06:49,346 INFO L82 PathProgramCache]: Analyzing trace with hash -933584844, now seen corresponding path program 1 times [2019-12-07 12:06:49,346 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 12:06:49,346 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [183344560] [2019-12-07 12:06:49,346 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 12:06:49,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:06:49,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 12:06:49,388 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [183344560] [2019-12-07 12:06:49,389 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 12:06:49,389 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-12-07 12:06:49,389 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1339538582] [2019-12-07 12:06:49,390 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 12:06:49,390 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 12:06:49,390 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 12:06:49,390 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 12:06:49,391 INFO L87 Difference]: Start difference. First operand 162 states and 224 transitions. Second operand 5 states. [2019-12-07 12:06:49,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 12:06:49,496 INFO L93 Difference]: Finished difference Result 438 states and 596 transitions. [2019-12-07 12:06:49,496 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-12-07 12:06:49,496 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 37 [2019-12-07 12:06:49,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 12:06:49,498 INFO L225 Difference]: With dead ends: 438 [2019-12-07 12:06:49,498 INFO L226 Difference]: Without dead ends: 283 [2019-12-07 12:06:49,499 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 [2019-12-07 12:06:49,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 283 states. [2019-12-07 12:06:49,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 283 to 170. [2019-12-07 12:06:49,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 170 states. [2019-12-07 12:06:49,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 170 states and 232 transitions. [2019-12-07 12:06:49,518 INFO L78 Accepts]: Start accepts. Automaton has 170 states and 232 transitions. Word has length 37 [2019-12-07 12:06:49,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 12:06:49,519 INFO L462 AbstractCegarLoop]: Abstraction has 170 states and 232 transitions. [2019-12-07 12:06:49,519 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 12:06:49,519 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 232 transitions. [2019-12-07 12:06:49,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-12-07 12:06:49,520 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 12:06:49,520 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 12:06:49,520 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 12:06:49,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:06:49,522 INFO L82 PathProgramCache]: Analyzing trace with hash -1954653198, now seen corresponding path program 1 times [2019-12-07 12:06:49,522 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 12:06:49,523 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [711773289] [2019-12-07 12:06:49,523 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 12:06:49,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:06:49,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 12:06:49,560 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [711773289] [2019-12-07 12:06:49,560 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 12:06:49,560 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-07 12:06:49,560 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [855489179] [2019-12-07 12:06:49,561 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 12:06:49,561 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 12:06:49,561 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 12:06:49,561 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 12:06:49,561 INFO L87 Difference]: Start difference. First operand 170 states and 232 transitions. Second operand 3 states. [2019-12-07 12:06:49,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 12:06:49,587 INFO L93 Difference]: Finished difference Result 391 states and 532 transitions. [2019-12-07 12:06:49,587 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 12:06:49,587 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 37 [2019-12-07 12:06:49,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 12:06:49,588 INFO L225 Difference]: With dead ends: 391 [2019-12-07 12:06:49,588 INFO L226 Difference]: Without dead ends: 228 [2019-12-07 12:06:49,589 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 [2019-12-07 12:06:49,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228 states. [2019-12-07 12:06:49,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228 to 228. [2019-12-07 12:06:49,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 228 states. [2019-12-07 12:06:49,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 303 transitions. [2019-12-07 12:06:49,601 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 303 transitions. Word has length 37 [2019-12-07 12:06:49,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 12:06:49,601 INFO L462 AbstractCegarLoop]: Abstraction has 228 states and 303 transitions. [2019-12-07 12:06:49,601 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 12:06:49,602 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 303 transitions. [2019-12-07 12:06:49,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-12-07 12:06:49,602 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 12:06:49,602 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 12:06:49,603 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 12:06:49,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:06:49,603 INFO L82 PathProgramCache]: Analyzing trace with hash -418855246, now seen corresponding path program 1 times [2019-12-07 12:06:49,603 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 12:06:49,603 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1627087522] [2019-12-07 12:06:49,603 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 12:06:49,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:06:49,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 12:06:49,668 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1627087522] [2019-12-07 12:06:49,668 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 12:06:49,668 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-12-07 12:06:49,668 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [819044127] [2019-12-07 12:06:49,668 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-07 12:06:49,668 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 12:06:49,669 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-07 12:06:49,669 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-12-07 12:06:49,669 INFO L87 Difference]: Start difference. First operand 228 states and 303 transitions. Second operand 6 states. [2019-12-07 12:06:49,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 12:06:49,843 INFO L93 Difference]: Finished difference Result 885 states and 1197 transitions. [2019-12-07 12:06:49,843 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-12-07 12:06:49,843 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 38 [2019-12-07 12:06:49,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 12:06:49,846 INFO L225 Difference]: With dead ends: 885 [2019-12-07 12:06:49,846 INFO L226 Difference]: Without dead ends: 722 [2019-12-07 12:06:49,847 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2019-12-07 12:06:49,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 722 states. [2019-12-07 12:06:49,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 722 to 321. [2019-12-07 12:06:49,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 321 states. [2019-12-07 12:06:49,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 321 states and 420 transitions. [2019-12-07 12:06:49,868 INFO L78 Accepts]: Start accepts. Automaton has 321 states and 420 transitions. Word has length 38 [2019-12-07 12:06:49,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 12:06:49,868 INFO L462 AbstractCegarLoop]: Abstraction has 321 states and 420 transitions. [2019-12-07 12:06:49,868 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-07 12:06:49,868 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 420 transitions. [2019-12-07 12:06:49,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-12-07 12:06:49,869 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 12:06:49,869 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 12:06:49,869 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 12:06:49,870 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:06:49,870 INFO L82 PathProgramCache]: Analyzing trace with hash -1638256156, now seen corresponding path program 1 times [2019-12-07 12:06:49,870 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 12:06:49,870 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1684027618] [2019-12-07 12:06:49,870 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 12:06:49,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:06:49,895 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-07 12:06:49,895 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1684027618] [2019-12-07 12:06:49,895 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 12:06:49,895 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 12:06:49,895 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [418067390] [2019-12-07 12:06:49,896 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 12:06:49,896 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 12:06:49,896 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 12:06:49,896 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 12:06:49,896 INFO L87 Difference]: Start difference. First operand 321 states and 420 transitions. Second operand 3 states. [2019-12-07 12:06:49,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 12:06:49,946 INFO L93 Difference]: Finished difference Result 547 states and 715 transitions. [2019-12-07 12:06:49,946 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 12:06:49,947 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 58 [2019-12-07 12:06:49,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 12:06:49,948 INFO L225 Difference]: With dead ends: 547 [2019-12-07 12:06:49,948 INFO L226 Difference]: Without dead ends: 233 [2019-12-07 12:06:49,948 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 [2019-12-07 12:06:49,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 233 states. [2019-12-07 12:06:49,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 233 to 227. [2019-12-07 12:06:49,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 227 states. [2019-12-07 12:06:49,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 293 transitions. [2019-12-07 12:06:49,961 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 293 transitions. Word has length 58 [2019-12-07 12:06:49,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 12:06:49,961 INFO L462 AbstractCegarLoop]: Abstraction has 227 states and 293 transitions. [2019-12-07 12:06:49,961 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 12:06:49,961 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 293 transitions. [2019-12-07 12:06:49,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-12-07 12:06:49,962 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 12:06:49,962 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 12:06:49,962 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 12:06:49,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:06:49,963 INFO L82 PathProgramCache]: Analyzing trace with hash -100547478, now seen corresponding path program 1 times [2019-12-07 12:06:49,963 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 12:06:49,963 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1368259068] [2019-12-07 12:06:49,963 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 12:06:49,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:06:50,009 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 12:06:50,010 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1368259068] [2019-12-07 12:06:50,010 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1197251939] [2019-12-07 12:06:50,010 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8125f909-1908-4c00-9078-f7540c350a5b/bin/uautomizer/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 [2019-12-07 12:06:50,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:06:50,112 INFO L264 TraceCheckSpWp]: Trace formula consists of 441 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 12:06:50,117 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 12:06:50,156 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 12:06:50,156 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-12-07 12:06:50,156 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2019-12-07 12:06:50,157 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1779208444] [2019-12-07 12:06:50,157 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-12-07 12:06:50,157 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 12:06:50,157 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-12-07 12:06:50,158 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2019-12-07 12:06:50,158 INFO L87 Difference]: Start difference. First operand 227 states and 293 transitions. Second operand 9 states. [2019-12-07 12:06:50,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 12:06:50,324 INFO L93 Difference]: Finished difference Result 452 states and 595 transitions. [2019-12-07 12:06:50,325 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-12-07 12:06:50,325 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 61 [2019-12-07 12:06:50,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 12:06:50,325 INFO L225 Difference]: With dead ends: 452 [2019-12-07 12:06:50,325 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 12:06:50,326 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2019-12-07 12:06:50,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 12:06:50,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 12:06:50,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 12:06:50,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 12:06:50,327 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 61 [2019-12-07 12:06:50,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 12:06:50,327 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 12:06:50,327 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-12-07 12:06:50,327 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 12:06:50,328 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 12:06:50,528 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 12:06:50,530 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 12:06:51,193 WARN L192 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 26 [2019-12-07 12:06:51,356 WARN L192 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 27 [2019-12-07 12:06:51,587 WARN L192 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 10 [2019-12-07 12:06:51,723 WARN L192 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 26 [2019-12-07 12:06:51,928 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 28 [2019-12-07 12:06:52,039 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 32 [2019-12-07 12:06:52,221 WARN L192 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 26 [2019-12-07 12:06:52,461 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 26 [2019-12-07 12:06:52,464 INFO L242 CegarLoopResult]: At program point L1026-1(lines 1021 1029) the Hoare annotation is: false [2019-12-07 12:06:52,464 INFO L242 CegarLoopResult]: At program point L1026-2(lines 1021 1029) the Hoare annotation is: false [2019-12-07 12:06:52,464 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 923) no Hoare annotation was computed. [2019-12-07 12:06:52,464 INFO L242 CegarLoopResult]: At program point L795-2(lines 795 809) the Hoare annotation is: false [2019-12-07 12:06:52,464 INFO L242 CegarLoopResult]: At program point L267(lines 252 270) the Hoare annotation is: (and (= 1 ~systemActive~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0) (<= ~waterLevel~0 2) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-12-07 12:06:52,464 INFO L242 CegarLoopResult]: At program point L267-1(lines 252 270) the Hoare annotation is: false [2019-12-07 12:06:52,464 INFO L242 CegarLoopResult]: At program point L267-2(lines 252 270) the Hoare annotation is: false [2019-12-07 12:06:52,464 INFO L246 CegarLoopResult]: For program point L796(line 796) no Hoare annotation was computed. [2019-12-07 12:06:52,464 INFO L246 CegarLoopResult]: For program point L400(lines 400 410) no Hoare annotation was computed. [2019-12-07 12:06:52,464 INFO L246 CegarLoopResult]: For program point L400-2(lines 400 410) no Hoare annotation was computed. [2019-12-07 12:06:52,464 INFO L246 CegarLoopResult]: For program point L400-4(lines 400 410) no Hoare annotation was computed. [2019-12-07 12:06:52,464 INFO L246 CegarLoopResult]: For program point L401(lines 401 407) no Hoare annotation was computed. [2019-12-07 12:06:52,464 INFO L246 CegarLoopResult]: For program point L401-2(lines 401 407) no Hoare annotation was computed. [2019-12-07 12:06:52,464 INFO L246 CegarLoopResult]: For program point L401-4(lines 401 407) no Hoare annotation was computed. [2019-12-07 12:06:52,465 INFO L242 CegarLoopResult]: At program point L71(lines 71 77) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse4 (<= 1 ~pumpRunning~0)) (.cse1 (<= ~waterLevel~0 2)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse1 .cse2 .cse3 (= 0 ~systemActive~0)) (and .cse0 (<= 1 ~switchedOnBeforeTS~0) .cse4 .cse1 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse3) (and .cse0 .cse4 (<= 2 ~waterLevel~0) .cse1 .cse3))) [2019-12-07 12:06:52,465 INFO L242 CegarLoopResult]: At program point L71-1(lines 71 77) the Hoare annotation is: false [2019-12-07 12:06:52,465 INFO L242 CegarLoopResult]: At program point L71-2(lines 71 77) the Hoare annotation is: false [2019-12-07 12:06:52,465 INFO L246 CegarLoopResult]: For program point L799(lines 799 803) no Hoare annotation was computed. [2019-12-07 12:06:52,465 INFO L246 CegarLoopResult]: For program point L799-1(lines 799 803) no Hoare annotation was computed. [2019-12-07 12:06:52,465 INFO L246 CegarLoopResult]: For program point L338(lines 338 353) no Hoare annotation was computed. [2019-12-07 12:06:52,465 INFO L246 CegarLoopResult]: For program point L934(lines 934 938) no Hoare annotation was computed. [2019-12-07 12:06:52,465 INFO L246 CegarLoopResult]: For program point L934-3(lines 934 938) no Hoare annotation was computed. [2019-12-07 12:06:52,465 INFO L246 CegarLoopResult]: For program point L934-6(lines 934 938) no Hoare annotation was computed. [2019-12-07 12:06:52,465 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 923) no Hoare annotation was computed. [2019-12-07 12:06:52,465 INFO L246 CegarLoopResult]: For program point L275(lines 275 281) no Hoare annotation was computed. [2019-12-07 12:06:52,465 INFO L242 CegarLoopResult]: At program point L275-1(lines 275 281) the Hoare annotation is: (and (<= ~waterLevel~0 2) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-12-07 12:06:52,465 INFO L246 CegarLoopResult]: For program point L242(lines 242 246) no Hoare annotation was computed. [2019-12-07 12:06:52,465 INFO L246 CegarLoopResult]: For program point L242-2(lines 242 246) no Hoare annotation was computed. [2019-12-07 12:06:52,466 INFO L246 CegarLoopResult]: For program point L242-3(lines 242 246) no Hoare annotation was computed. [2019-12-07 12:06:52,466 INFO L246 CegarLoopResult]: For program point L242-5(lines 242 246) no Hoare annotation was computed. [2019-12-07 12:06:52,466 INFO L246 CegarLoopResult]: For program point L242-6(lines 242 246) no Hoare annotation was computed. [2019-12-07 12:06:52,466 INFO L246 CegarLoopResult]: For program point L242-8(lines 242 246) no Hoare annotation was computed. [2019-12-07 12:06:52,466 INFO L246 CegarLoopResult]: For program point L242-9(lines 242 246) no Hoare annotation was computed. [2019-12-07 12:06:52,466 INFO L246 CegarLoopResult]: For program point L242-11(lines 242 246) no Hoare annotation was computed. [2019-12-07 12:06:52,466 INFO L246 CegarLoopResult]: For program point L870(lines 870 877) no Hoare annotation was computed. [2019-12-07 12:06:52,466 INFO L246 CegarLoopResult]: For program point L242-12(lines 242 246) no Hoare annotation was computed. [2019-12-07 12:06:52,466 INFO L249 CegarLoopResult]: At program point L870-1(lines 870 877) the Hoare annotation is: true [2019-12-07 12:06:52,466 INFO L246 CegarLoopResult]: For program point L242-14(lines 242 246) no Hoare annotation was computed. [2019-12-07 12:06:52,466 INFO L246 CegarLoopResult]: For program point L242-15(lines 242 246) no Hoare annotation was computed. [2019-12-07 12:06:52,466 INFO L246 CegarLoopResult]: For program point L242-17(lines 242 246) no Hoare annotation was computed. [2019-12-07 12:06:52,466 INFO L242 CegarLoopResult]: At program point L375(lines 370 377) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-12-07 12:06:52,466 INFO L246 CegarLoopResult]: For program point L309(lines 308 357) no Hoare annotation was computed. [2019-12-07 12:06:52,466 INFO L242 CegarLoopResult]: At program point L1003(lines 998 1006) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse4 (<= 1 ~pumpRunning~0)) (.cse1 (<= ~waterLevel~0 2)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse1 .cse2 .cse3 (= 0 ~systemActive~0)) (and .cse0 .cse4 (<= 2 ~waterLevel~0) .cse1 (<= |ULTIMATE.start_getWaterLevel_#res| 2) (<= 2 |ULTIMATE.start_getWaterLevel_#res|) .cse3) (and .cse0 (<= 1 ~switchedOnBeforeTS~0) .cse4 .cse1 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse3))) [2019-12-07 12:06:52,466 INFO L242 CegarLoopResult]: At program point L1003-1(lines 998 1006) the Hoare annotation is: false [2019-12-07 12:06:52,467 INFO L242 CegarLoopResult]: At program point L1003-2(lines 998 1006) the Hoare annotation is: false [2019-12-07 12:06:52,467 INFO L246 CegarLoopResult]: For program point L310(lines 310 314) no Hoare annotation was computed. [2019-12-07 12:06:52,467 INFO L242 CegarLoopResult]: At program point L971(lines 966 974) the Hoare annotation is: false [2019-12-07 12:06:52,467 INFO L242 CegarLoopResult]: At program point L971-1(lines 966 974) the Hoare annotation is: (and (= 1 ~systemActive~0) (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-12-07 12:06:52,467 INFO L242 CegarLoopResult]: At program point L971-2(lines 966 974) the Hoare annotation is: false [2019-12-07 12:06:52,467 INFO L242 CegarLoopResult]: At program point L971-3(lines 966 974) the Hoare annotation is: false [2019-12-07 12:06:52,467 INFO L242 CegarLoopResult]: At program point L971-4(lines 966 974) the Hoare annotation is: false [2019-12-07 12:06:52,467 INFO L242 CegarLoopResult]: At program point L971-5(lines 966 974) the Hoare annotation is: false [2019-12-07 12:06:52,467 INFO L242 CegarLoopResult]: At program point L906(lines 1 1029) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-12-07 12:06:52,467 INFO L246 CegarLoopResult]: For program point L346(lines 346 352) no Hoare annotation was computed. [2019-12-07 12:06:52,467 INFO L242 CegarLoopResult]: At program point L346-1(lines 1 1029) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse4 (<= 1 ~pumpRunning~0)) (.cse1 (<= ~waterLevel~0 2)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse1 .cse2 .cse3 (= 0 ~systemActive~0)) (and .cse0 (<= 1 ~switchedOnBeforeTS~0) .cse4 .cse1 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse3) (and .cse0 .cse4 (<= 2 ~waterLevel~0) .cse1 .cse3))) [2019-12-07 12:06:52,467 INFO L242 CegarLoopResult]: At program point L248(lines 233 251) the Hoare annotation is: false [2019-12-07 12:06:52,467 INFO L242 CegarLoopResult]: At program point L248-1(lines 233 251) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (<= ~waterLevel~0 2)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2 .cse3) (and (= 0 |ULTIMATE.start_isHighWaterLevel_#res|) .cse0 .cse1 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~0) (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~3)) .cse2 .cse3))) [2019-12-07 12:06:52,467 INFO L242 CegarLoopResult]: At program point L248-2(lines 233 251) the Hoare annotation is: false [2019-12-07 12:06:52,467 INFO L242 CegarLoopResult]: At program point L248-3(lines 233 251) the Hoare annotation is: false [2019-12-07 12:06:52,468 INFO L242 CegarLoopResult]: At program point L248-4(lines 233 251) the Hoare annotation is: false [2019-12-07 12:06:52,468 INFO L242 CegarLoopResult]: At program point L248-5(lines 233 251) the Hoare annotation is: false [2019-12-07 12:06:52,468 INFO L242 CegarLoopResult]: At program point L843(lines 839 845) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-12-07 12:06:52,468 INFO L242 CegarLoopResult]: At program point L184(lines 177 187) the Hoare annotation is: false [2019-12-07 12:06:52,468 INFO L242 CegarLoopResult]: At program point L184-1(lines 177 187) the Hoare annotation is: (and (= 1 ~systemActive~0) (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-12-07 12:06:52,468 INFO L242 CegarLoopResult]: At program point L184-2(lines 177 187) the Hoare annotation is: false [2019-12-07 12:06:52,468 INFO L242 CegarLoopResult]: At program point L184-3(lines 177 187) the Hoare annotation is: false [2019-12-07 12:06:52,468 INFO L242 CegarLoopResult]: At program point L184-4(lines 177 187) the Hoare annotation is: false [2019-12-07 12:06:52,468 INFO L242 CegarLoopResult]: At program point L184-5(lines 177 187) the Hoare annotation is: false [2019-12-07 12:06:52,468 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 12:06:52,468 INFO L246 CegarLoopResult]: For program point L1011(lines 1011 1017) no Hoare annotation was computed. [2019-12-07 12:06:52,468 INFO L246 CegarLoopResult]: For program point L1011-1(lines 1011 1017) no Hoare annotation was computed. [2019-12-07 12:06:52,468 INFO L246 CegarLoopResult]: For program point L1011-2(lines 1011 1017) no Hoare annotation was computed. [2019-12-07 12:06:52,468 INFO L246 CegarLoopResult]: For program point L1011-3(lines 1011 1017) no Hoare annotation was computed. [2019-12-07 12:06:52,468 INFO L246 CegarLoopResult]: For program point L1011-4(lines 1011 1017) no Hoare annotation was computed. [2019-12-07 12:06:52,468 INFO L249 CegarLoopResult]: At program point L879(lines 860 882) the Hoare annotation is: true [2019-12-07 12:06:52,468 INFO L246 CegarLoopResult]: For program point L1011-5(lines 1011 1017) no Hoare annotation was computed. [2019-12-07 12:06:52,469 INFO L246 CegarLoopResult]: For program point L318(lines 318 324) no Hoare annotation was computed. [2019-12-07 12:06:52,469 INFO L242 CegarLoopResult]: At program point L318-1(lines 318 324) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse4 (<= 1 ~pumpRunning~0)) (.cse1 (<= ~waterLevel~0 2)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse1 .cse2 .cse3 (= 0 ~systemActive~0)) (and .cse0 (<= 1 ~switchedOnBeforeTS~0) .cse4 .cse1 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse3) (and .cse0 .cse4 (<= 2 ~waterLevel~0) .cse1 .cse3))) [2019-12-07 12:06:52,469 INFO L246 CegarLoopResult]: For program point L946(lines 946 950) no Hoare annotation was computed. [2019-12-07 12:06:52,469 INFO L242 CegarLoopResult]: At program point L385(lines 64 70) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_isPumpRunning_#res| 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse4 (= 1 ~systemActive~0)) (.cse1 (<= ~waterLevel~0 2)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 .cse3 (= 0 ~systemActive~0)) (and .cse4 .cse0 .cse1 .cse2 .cse3) (and .cse4 (<= 1 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0) .cse1 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse3))) [2019-12-07 12:06:52,469 INFO L242 CegarLoopResult]: At program point L385-1(lines 64 70) the Hoare annotation is: false [2019-12-07 12:06:52,469 INFO L242 CegarLoopResult]: At program point L385-2(lines 64 70) the Hoare annotation is: false [2019-12-07 12:06:52,469 INFO L242 CegarLoopResult]: At program point L914(lines 909 917) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-12-07 12:06:52,469 INFO L246 CegarLoopResult]: For program point L122(lines 122 139) no Hoare annotation was computed. [2019-12-07 12:06:52,469 INFO L246 CegarLoopResult]: For program point L122-1(lines 122 139) no Hoare annotation was computed. [2019-12-07 12:06:52,469 INFO L246 CegarLoopResult]: For program point L122-2(lines 122 139) no Hoare annotation was computed. [2019-12-07 12:06:52,469 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 12:06:52,469 INFO L242 CegarLoopResult]: At program point L1016(lines 1007 1020) the Hoare annotation is: false [2019-12-07 12:06:52,469 INFO L242 CegarLoopResult]: At program point L1016-1(lines 1007 1020) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (<= ~waterLevel~0 2)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2 .cse3) (and .cse0 .cse1 (not (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) .cse2 .cse3))) [2019-12-07 12:06:52,469 INFO L242 CegarLoopResult]: At program point L1016-2(lines 1007 1020) the Hoare annotation is: false [2019-12-07 12:06:52,469 INFO L242 CegarLoopResult]: At program point L1016-3(lines 1007 1020) the Hoare annotation is: false [2019-12-07 12:06:52,469 INFO L242 CegarLoopResult]: At program point L1016-4(lines 1007 1020) the Hoare annotation is: false [2019-12-07 12:06:52,470 INFO L242 CegarLoopResult]: At program point L1016-5(lines 1007 1020) the Hoare annotation is: false [2019-12-07 12:06:52,470 INFO L246 CegarLoopResult]: For program point L159(lines 159 165) no Hoare annotation was computed. [2019-12-07 12:06:52,470 INFO L246 CegarLoopResult]: For program point L126(lines 126 134) no Hoare annotation was computed. [2019-12-07 12:06:52,470 INFO L246 CegarLoopResult]: For program point L159-2(lines 159 165) no Hoare annotation was computed. [2019-12-07 12:06:52,470 INFO L246 CegarLoopResult]: For program point L126-1(lines 126 134) no Hoare annotation was computed. [2019-12-07 12:06:52,470 INFO L246 CegarLoopResult]: For program point L126-2(lines 126 134) no Hoare annotation was computed. [2019-12-07 12:06:52,470 INFO L246 CegarLoopResult]: For program point L159-4(lines 159 165) no Hoare annotation was computed. [2019-12-07 12:06:52,470 INFO L246 CegarLoopResult]: For program point L159-6(lines 159 165) no Hoare annotation was computed. [2019-12-07 12:06:52,470 INFO L246 CegarLoopResult]: For program point L159-8(lines 159 165) no Hoare annotation was computed. [2019-12-07 12:06:52,470 INFO L246 CegarLoopResult]: For program point L159-10(lines 159 165) no Hoare annotation was computed. [2019-12-07 12:06:52,470 INFO L242 CegarLoopResult]: At program point L358(lines 307 359) the Hoare annotation is: false [2019-12-07 12:06:52,470 INFO L242 CegarLoopResult]: At program point L193(lines 188 196) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_isPumpRunning_#res| 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse4 (= 1 ~systemActive~0)) (.cse5 (<= 1 ~pumpRunning~0)) (.cse1 (<= ~waterLevel~0 2)) (.cse6 (<= 1 |ULTIMATE.start_isPumpRunning_#res|)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 .cse3 (= 0 ~systemActive~0)) (and .cse4 .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 (<= 2 ~waterLevel~0) .cse1 .cse6 .cse3) (and .cse4 (<= 1 ~switchedOnBeforeTS~0) .cse5 .cse1 .cse6 .cse3))) [2019-12-07 12:06:52,470 INFO L242 CegarLoopResult]: At program point L193-1(lines 188 196) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_isPumpRunning_#res| 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse4 (= 1 ~systemActive~0)) (.cse1 (<= ~waterLevel~0 2)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 .cse3 (= 0 ~systemActive~0)) (and .cse4 .cse0 .cse1 .cse2 .cse3) (and .cse4 (<= 1 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0) .cse1 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse3))) [2019-12-07 12:06:52,470 INFO L242 CegarLoopResult]: At program point L193-2(lines 188 196) the Hoare annotation is: false [2019-12-07 12:06:52,470 INFO L242 CegarLoopResult]: At program point L193-3(lines 188 196) the Hoare annotation is: false [2019-12-07 12:06:52,470 INFO L242 CegarLoopResult]: At program point L193-4(lines 188 196) the Hoare annotation is: false [2019-12-07 12:06:52,470 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 12:06:52,470 INFO L242 CegarLoopResult]: At program point L193-5(lines 188 196) the Hoare annotation is: false [2019-12-07 12:06:52,471 INFO L246 CegarLoopResult]: For program point L261(lines 261 265) no Hoare annotation was computed. [2019-12-07 12:06:52,471 INFO L246 CegarLoopResult]: For program point L261-2(lines 261 265) no Hoare annotation was computed. [2019-12-07 12:06:52,471 INFO L246 CegarLoopResult]: For program point L261-3(lines 261 265) no Hoare annotation was computed. [2019-12-07 12:06:52,471 INFO L246 CegarLoopResult]: For program point L96(lines 96 113) no Hoare annotation was computed. [2019-12-07 12:06:52,471 INFO L246 CegarLoopResult]: For program point L261-5(lines 261 265) no Hoare annotation was computed. [2019-12-07 12:06:52,471 INFO L246 CegarLoopResult]: For program point L96-1(lines 96 113) no Hoare annotation was computed. [2019-12-07 12:06:52,471 INFO L246 CegarLoopResult]: For program point L261-6(lines 261 265) no Hoare annotation was computed. [2019-12-07 12:06:52,471 INFO L246 CegarLoopResult]: For program point L96-2(lines 96 113) no Hoare annotation was computed. [2019-12-07 12:06:52,471 INFO L246 CegarLoopResult]: For program point L96-3(lines 96 113) no Hoare annotation was computed. [2019-12-07 12:06:52,471 INFO L246 CegarLoopResult]: For program point L261-8(lines 261 265) no Hoare annotation was computed. [2019-12-07 12:06:52,471 INFO L246 CegarLoopResult]: For program point L96-4(lines 96 113) no Hoare annotation was computed. [2019-12-07 12:06:52,471 INFO L246 CegarLoopResult]: For program point L96-5(lines 96 113) no Hoare annotation was computed. [2019-12-07 12:06:52,471 INFO L246 CegarLoopResult]: For program point L328(lines 328 334) no Hoare annotation was computed. [2019-12-07 12:06:52,471 INFO L242 CegarLoopResult]: At program point L328-1(lines 328 334) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse4 (<= 1 ~pumpRunning~0)) (.cse1 (<= ~waterLevel~0 2)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse1 .cse2 .cse3 (= 0 ~systemActive~0)) (and .cse0 (<= 1 ~switchedOnBeforeTS~0) .cse4 .cse1 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse3) (and .cse0 .cse4 (<= 2 ~waterLevel~0) .cse1 .cse3))) [2019-12-07 12:06:52,471 INFO L242 CegarLoopResult]: At program point L64(lines 60 82) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse1 (<= ~waterLevel~0 2)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse1 .cse2 .cse3 (= 0 ~systemActive~0)) (and .cse0 (<= 1 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0) .cse1 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse3))) [2019-12-07 12:06:52,471 INFO L242 CegarLoopResult]: At program point L64-1(lines 60 82) the Hoare annotation is: false [2019-12-07 12:06:52,471 INFO L242 CegarLoopResult]: At program point L64-2(lines 60 82) the Hoare annotation is: false [2019-12-07 12:06:52,471 INFO L246 CegarLoopResult]: For program point L923(line 923) no Hoare annotation was computed. [2019-12-07 12:06:52,472 INFO L246 CegarLoopResult]: For program point L923-1(line 923) no Hoare annotation was computed. [2019-12-07 12:06:52,472 INFO L246 CegarLoopResult]: For program point L923-2(line 923) no Hoare annotation was computed. [2019-12-07 12:06:52,472 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 12:06:52,472 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 923) no Hoare annotation was computed. [2019-12-07 12:06:52,472 INFO L246 CegarLoopResult]: For program point L396(lines 396 413) no Hoare annotation was computed. [2019-12-07 12:06:52,472 INFO L242 CegarLoopResult]: At program point L396-1(lines 1 1029) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse4 (<= 1 ~pumpRunning~0)) (.cse1 (<= ~waterLevel~0 2)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse1 .cse2 .cse3 (= 0 ~systemActive~0)) (and .cse0 .cse4 (<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~6 2) (<= 2 ~waterLevel~0) .cse1 (< 1 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~6) (<= |ULTIMATE.start_getWaterLevel_#res| 2) (<= 2 |ULTIMATE.start_getWaterLevel_#res|) .cse3) (and .cse0 (<= 1 ~switchedOnBeforeTS~0) .cse4 .cse1 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse3))) [2019-12-07 12:06:52,472 INFO L246 CegarLoopResult]: For program point L396-2(lines 396 413) no Hoare annotation was computed. [2019-12-07 12:06:52,472 INFO L242 CegarLoopResult]: At program point L396-3(lines 1 1029) the Hoare annotation is: false [2019-12-07 12:06:52,472 INFO L246 CegarLoopResult]: For program point L396-4(lines 396 413) no Hoare annotation was computed. [2019-12-07 12:06:52,472 INFO L242 CegarLoopResult]: At program point L396-5(lines 1 1029) the Hoare annotation is: false [2019-12-07 12:06:52,472 INFO L246 CegarLoopResult]: For program point L958(lines 958 962) no Hoare annotation was computed. [2019-12-07 12:06:52,472 INFO L246 CegarLoopResult]: For program point L100(lines 100 108) no Hoare annotation was computed. [2019-12-07 12:06:52,472 INFO L246 CegarLoopResult]: For program point L100-1(lines 100 108) no Hoare annotation was computed. [2019-12-07 12:06:52,472 INFO L246 CegarLoopResult]: For program point L100-2(lines 100 108) no Hoare annotation was computed. [2019-12-07 12:06:52,472 INFO L246 CegarLoopResult]: For program point L100-3(lines 100 108) no Hoare annotation was computed. [2019-12-07 12:06:52,472 INFO L246 CegarLoopResult]: For program point L100-4(lines 100 108) no Hoare annotation was computed. [2019-12-07 12:06:52,472 INFO L246 CegarLoopResult]: For program point L100-5(lines 100 108) no Hoare annotation was computed. [2019-12-07 12:06:52,472 INFO L242 CegarLoopResult]: At program point L1026(lines 1021 1029) the Hoare annotation is: (and (= 1 ~systemActive~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0) (<= ~waterLevel~0 2) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-12-07 12:06:52,496 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 12:06:52 BoogieIcfgContainer [2019-12-07 12:06:52,496 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 12:06:52,496 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 12:06:52,496 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 12:06:52,496 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 12:06:52,496 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 12:06:48" (3/4) ... [2019-12-07 12:06:52,499 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 12:06:52,514 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-12-07 12:06:52,515 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-12-07 12:06:52,516 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-12-07 12:06:52,517 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-12-07 12:06:52,518 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-07 12:06:52,520 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 12:06:52,521 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 12:06:52,541 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || (((waterLevel <= 2 && pumpRunning == 0) && 0 == splverifierCounter) && 0 == systemActive)) || ((((((((1 == systemActive && 1 <= pumpRunning) && tmp <= 2) && 2 <= waterLevel) && waterLevel <= 2) && 1 < tmp) && \result <= 2) && 2 <= \result) && 0 == splverifierCounter)) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter) [2019-12-07 12:06:52,541 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || (((waterLevel <= 2 && pumpRunning == 0) && 0 == splverifierCounter) && 0 == systemActive)) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter)) || ((((1 == systemActive && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && 0 == splverifierCounter) [2019-12-07 12:06:52,541 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || (((waterLevel <= 2 && pumpRunning == 0) && 0 == splverifierCounter) && 0 == systemActive)) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter)) || ((((1 == systemActive && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && 0 == splverifierCounter) [2019-12-07 12:06:52,541 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || (((waterLevel <= 2 && pumpRunning == 0) && 0 == splverifierCounter) && 0 == systemActive)) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter)) || ((((1 == systemActive && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && 0 == splverifierCounter) [2019-12-07 12:06:52,542 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((\result == 0 && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == systemActive) || ((((1 == systemActive && \result == 0) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter)) || (((((1 == systemActive && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter)) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter) [2019-12-07 12:06:52,542 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 0 && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == systemActive) || ((((1 == systemActive && \result == 0) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter)) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter) [2019-12-07 12:06:52,542 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || (((waterLevel <= 2 && pumpRunning == 0) && 0 == splverifierCounter) && 0 == systemActive)) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter) [2019-12-07 12:06:52,542 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || (((waterLevel <= 2 && pumpRunning == 0) && 0 == splverifierCounter) && 0 == systemActive)) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter)) || ((((1 == systemActive && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && 0 == splverifierCounter) [2019-12-07 12:06:52,543 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || (((waterLevel <= 2 && pumpRunning == 0) && 0 == splverifierCounter) && 0 == systemActive)) || ((((((1 == systemActive && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && \result <= 2) && 2 <= \result) && 0 == splverifierCounter)) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter) [2019-12-07 12:06:52,543 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter [2019-12-07 12:06:52,544 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && 2 <= waterLevel) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || ((((1 == systemActive && waterLevel <= 2) && !(\result == 0)) && pumpRunning == 0) && 0 == splverifierCounter) [2019-12-07 12:06:52,544 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 0 && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == systemActive) || ((((1 == systemActive && \result == 0) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter)) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter) [2019-12-07 12:06:52,544 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter [2019-12-07 12:06:52,544 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && 2 <= waterLevel) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || ((((((0 == \result && 1 == systemActive) && waterLevel <= 2) && 0 == tmp___0) && !(0 == tmp)) && pumpRunning == 0) && 0 == splverifierCounter) [2019-12-07 12:06:52,607 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_8125f909-1908-4c00-9078-f7540c350a5b/bin/uautomizer/witness.graphml [2019-12-07 12:06:52,607 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 12:06:52,608 INFO L168 Benchmark]: Toolchain (without parser) took 5103.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.4 MB). Free memory was 938.8 MB in the beginning and 957.3 MB in the end (delta: -18.5 MB). Peak memory consumption was 140.9 MB. Max. memory is 11.5 GB. [2019-12-07 12:06:52,608 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 956.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 12:06:52,609 INFO L168 Benchmark]: CACSL2BoogieTranslator took 336.36 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 95.4 MB). Free memory was 933.4 MB in the beginning and 1.1 GB in the end (delta: -145.9 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. [2019-12-07 12:06:52,609 INFO L168 Benchmark]: Boogie Procedure Inliner took 48.79 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-07 12:06:52,609 INFO L168 Benchmark]: Boogie Preprocessor took 33.82 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-07 12:06:52,609 INFO L168 Benchmark]: RCFGBuilder took 538.33 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 996.2 MB in the end (delta: 72.4 MB). Peak memory consumption was 72.4 MB. Max. memory is 11.5 GB. [2019-12-07 12:06:52,610 INFO L168 Benchmark]: TraceAbstraction took 4031.82 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 64.0 MB). Free memory was 996.2 MB in the beginning and 972.9 MB in the end (delta: 23.3 MB). Peak memory consumption was 240.9 MB. Max. memory is 11.5 GB. [2019-12-07 12:06:52,610 INFO L168 Benchmark]: Witness Printer took 111.47 ms. Allocated memory is still 1.2 GB. Free memory was 972.9 MB in the beginning and 957.3 MB in the end (delta: 15.7 MB). Peak memory consumption was 15.7 MB. Max. memory is 11.5 GB. [2019-12-07 12:06:52,611 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 956.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 336.36 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 95.4 MB). Free memory was 933.4 MB in the beginning and 1.1 GB in the end (delta: -145.9 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 48.79 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 33.82 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 538.33 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 996.2 MB in the end (delta: 72.4 MB). Peak memory consumption was 72.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 4031.82 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 64.0 MB). Free memory was 996.2 MB in the beginning and 972.9 MB in the end (delta: 23.3 MB). Peak memory consumption was 240.9 MB. Max. memory is 11.5 GB. * Witness Printer took 111.47 ms. Allocated memory is still 1.2 GB. Free memory was 972.9 MB in the beginning and 957.3 MB in the end (delta: 15.7 MB). Peak memory consumption was 15.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 923]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 923]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 923]: 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: 1007]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1007]: Loop Invariant Derived loop invariant: ((((1 == systemActive && 2 <= waterLevel) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || ((((1 == systemActive && waterLevel <= 2) && !(\result == 0)) && pumpRunning == 0) && 0 == splverifierCounter) - InvariantResult [Line: 1007]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1007]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && 1 == waterLevel) && pumpRunning == 0 - InvariantResult [Line: 252]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 188]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 233]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 188]: Loop Invariant Derived loop invariant: (((((\result == 0 && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == systemActive) || ((((1 == systemActive && \result == 0) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter)) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter) - InvariantResult [Line: 318]: Loop Invariant Derived loop invariant: (((((1 == systemActive && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || (((waterLevel <= 2 && pumpRunning == 0) && 0 == splverifierCounter) && 0 == systemActive)) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter)) || ((((1 == systemActive && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && 0 == splverifierCounter) - InvariantResult [Line: 233]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: (1 == systemActive && 1 == waterLevel) && pumpRunning == 0 - InvariantResult [Line: 188]: Loop Invariant Derived loop invariant: ((((((\result == 0 && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == systemActive) || ((((1 == systemActive && \result == 0) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter)) || (((((1 == systemActive && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter)) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter) - InvariantResult [Line: 233]: Loop Invariant Derived loop invariant: ((((1 == systemActive && 2 <= waterLevel) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || ((((((0 == \result && 1 == systemActive) && waterLevel <= 2) && 0 == tmp___0) && !(0 == tmp)) && pumpRunning == 0) && 0 == splverifierCounter) - InvariantResult [Line: 307]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 233]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 870]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 275]: Loop Invariant Derived loop invariant: (waterLevel <= 2 && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 252]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 998]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 252]: Loop Invariant Derived loop invariant: ((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 795]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 71]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 71]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 71]: Loop Invariant Derived loop invariant: (((((1 == systemActive && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || (((waterLevel <= 2 && pumpRunning == 0) && 0 == splverifierCounter) && 0 == systemActive)) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter)) || ((((1 == systemActive && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && 0 == splverifierCounter) - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: (((((\result == 0 && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == systemActive) || ((((1 == systemActive && \result == 0) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter)) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter) - InvariantResult [Line: 998]: Loop Invariant Derived loop invariant: (((((1 == systemActive && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || (((waterLevel <= 2 && pumpRunning == 0) && 0 == splverifierCounter) && 0 == systemActive)) || ((((((1 == systemActive && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && \result <= 2) && 2 <= \result) && 0 == splverifierCounter)) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((1 == systemActive && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || (((waterLevel <= 2 && pumpRunning == 0) && 0 == splverifierCounter) && 0 == systemActive)) || ((((((((1 == systemActive && 1 <= pumpRunning) && tmp <= 2) && 2 <= waterLevel) && waterLevel <= 2) && 1 < tmp) && \result <= 2) && 2 <= \result) && 0 == splverifierCounter)) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter) - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 60]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 998]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 966]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 966]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 966]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: (((1 == systemActive && 2 <= waterLevel) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 966]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 860]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((1 == systemActive && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || (((waterLevel <= 2 && pumpRunning == 0) && 0 == splverifierCounter) && 0 == systemActive)) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter)) || ((((1 == systemActive && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && 0 == splverifierCounter) - InvariantResult [Line: 370]: Loop Invariant Derived loop invariant: (1 == systemActive && 1 == waterLevel) && pumpRunning == 0 - InvariantResult [Line: 1021]: Loop Invariant Derived loop invariant: ((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter - InvariantResult [Line: 188]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1021]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 188]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: (1 == systemActive && 1 == waterLevel) && pumpRunning == 0 - InvariantResult [Line: 966]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 233]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 188]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1021]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 966]: Loop Invariant Derived loop invariant: (((1 == systemActive && 2 <= waterLevel) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 233]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 60]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1007]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1007]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 60]: Loop Invariant Derived loop invariant: ((((1 == systemActive && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || (((waterLevel <= 2 && pumpRunning == 0) && 0 == splverifierCounter) && 0 == systemActive)) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter) - InvariantResult [Line: 328]: Loop Invariant Derived loop invariant: (((((1 == systemActive && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || (((waterLevel <= 2 && pumpRunning == 0) && 0 == splverifierCounter) && 0 == systemActive)) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter)) || ((((1 == systemActive && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && 0 == splverifierCounter) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 146 locations, 3 error locations. Result: SAFE, OverallTime: 2.0s, OverallIterations: 11, TraceHistogramMax: 2, AutomataDifference: 0.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.9s, HoareTripleCheckerStatistics: 1318 SDtfs, 1623 SDslu, 1725 SDs, 0 SdLazy, 275 SolverSat, 76 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 135 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=321occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 11 MinimizatonAttempts, 856 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 63 LocationsWithAnnotation, 63 PreInvPairs, 191 NumberOfFragments, 847 HoareAnnotationTreeSize, 63 FomulaSimplifications, 124898 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 63 FomulaSimplificationsInter, 20727 FormulaSimplificationTreeSizeReductionInter, 1.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 451 NumberOfCodeBlocks, 451 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 439 ConstructedInterpolants, 0 QuantifiedInterpolants, 36465 SizeOfPredicates, 4 NumberOfNonLiveVariables, 441 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 12 InterpolantComputations, 10 PerfectInterpolantSequences, 38/48 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...